diff options
Diffstat (limited to 'arch/arm64')
328 files changed, 8735 insertions, 1425 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 0df64a6a56d4..a93339f5178f 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -21,8 +21,25 @@ config ARM64 select ARCH_HAS_STRICT_KERNEL_RWX select ARCH_HAS_STRICT_MODULE_RWX select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST - select ARCH_HAVE_NMI_SAFE_CMPXCHG if ACPI_APEI_SEA + select ARCH_HAVE_NMI_SAFE_CMPXCHG + select ARCH_INLINE_READ_LOCK if !PREEMPT + select ARCH_INLINE_READ_LOCK_BH if !PREEMPT + select ARCH_INLINE_READ_LOCK_IRQ if !PREEMPT + select ARCH_INLINE_READ_LOCK_IRQSAVE if !PREEMPT + select ARCH_INLINE_READ_UNLOCK if !PREEMPT + select ARCH_INLINE_READ_UNLOCK_BH if !PREEMPT + select ARCH_INLINE_READ_UNLOCK_IRQ if !PREEMPT + select ARCH_INLINE_READ_UNLOCK_IRQRESTORE if !PREEMPT + select ARCH_INLINE_WRITE_LOCK if !PREEMPT + select ARCH_INLINE_WRITE_LOCK_BH if !PREEMPT + select ARCH_INLINE_WRITE_LOCK_IRQ if !PREEMPT + select ARCH_INLINE_WRITE_LOCK_IRQSAVE if !PREEMPT + select ARCH_INLINE_WRITE_UNLOCK if !PREEMPT + select ARCH_INLINE_WRITE_UNLOCK_BH if !PREEMPT + select ARCH_INLINE_WRITE_UNLOCK_IRQ if !PREEMPT + select ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE if !PREEMPT select ARCH_USE_CMPXCHG_LOCKREF + select ARCH_USE_QUEUED_RWLOCKS select ARCH_SUPPORTS_MEMORY_FAILURE select ARCH_SUPPORTS_ATOMIC_RMW select ARCH_SUPPORTS_NUMA_BALANCING @@ -68,7 +85,7 @@ config ARM64 select HAVE_ARCH_BITREVERSE select HAVE_ARCH_HUGE_VMAP select HAVE_ARCH_JUMP_LABEL - select HAVE_ARCH_KASAN if SPARSEMEM_VMEMMAP && !(ARM64_16K_PAGES && ARM64_VA_BITS_48) + select HAVE_ARCH_KASAN if !(ARM64_16K_PAGES && ARM64_VA_BITS_48) select HAVE_ARCH_KGDB select HAVE_ARCH_MMAP_RND_BITS select HAVE_ARCH_MMAP_RND_COMPAT_BITS if COMPAT @@ -98,7 +115,7 @@ config ARM64 select HAVE_IRQ_TIME_ACCOUNTING select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP if NUMA - select HAVE_NMI if ACPI_APEI_SEA + select HAVE_NMI select HAVE_PATA_PLATFORM select HAVE_PERF_EVENTS select HAVE_PERF_REGS @@ -119,6 +136,7 @@ config ARM64 select PCI_ECAM if ACPI select POWER_RESET select POWER_SUPPLY + select REFCOUNT_FULL select SPARSE_IRQ select SYSCTL_EXCEPTION_TRACE select THREAD_INFO_IN_TASK @@ -539,6 +557,25 @@ config QCOM_QDF2400_ERRATUM_0065 If unsure, say Y. + +config SOCIONEXT_SYNQUACER_PREITS + bool "Socionext Synquacer: Workaround for GICv3 pre-ITS" + default y + help + Socionext Synquacer SoCs implement a separate h/w block to generate + MSI doorbell writes with non-zero values for the device ID. + + If unsure, say Y. + +config HISILICON_ERRATUM_161600802 + bool "Hip07 161600802: Erroneous redistributor VLPI base" + default y + help + The HiSilicon Hip07 SoC usees the wrong redistributor base + when issued ITS commands such as VMOVP and VMAPP, and requires + a 128kB offset to be applied to the target address in this commands. + + If unsure, say Y. endmenu @@ -806,6 +843,7 @@ config FORCE_MAX_ZONEORDER menuconfig ARMV8_DEPRECATED bool "Emulate deprecated/obsolete ARMv8 instructions" depends on COMPAT + depends on SYSCTL help Legacy software support may require certain instructions that have been deprecated or obsoleted in the architecture. @@ -946,7 +984,7 @@ config ARM64_UAO help User Access Override (UAO; part of the ARMv8.2 Extensions) causes the 'unprivileged' variant of the load/store instructions to - be overriden to be privileged. + be overridden to be privileged. This option changes get_user() and friends to use the 'unprivileged' variant of the load/store instructions. This ensures that user-space @@ -975,6 +1013,17 @@ config ARM64_PMEM endmenu +config ARM64_SVE + bool "ARM Scalable Vector Extension support" + default y + help + The Scalable Vector Extension (SVE) is an extension to the AArch64 + execution state which complements and extends the SIMD functionality + of the base architecture to support much larger vectors and to enable + additional vectorisation opportunities. + + To enable use of this extension on CPUs that implement it, say Y. + config ARM64_MODULE_CMODEL_LARGE bool @@ -1063,6 +1112,7 @@ config EFI_STUB config EFI bool "UEFI runtime support" depends on OF && !CPU_BIG_ENDIAN + depends on KERNEL_MODE_NEON select LIBFDT select UCS2_STRING select EFI_PARAMS_FROM_FDT diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index ab69f5fce261..2401373565ff 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -105,6 +105,7 @@ config ARCH_MESON select PINCTRL_MESON select COMMON_CLK_AMLOGIC select COMMON_CLK_GXBB + select MESON_IRQ_GPIO help This enables support for the Amlogic S905 SoCs. @@ -162,6 +163,9 @@ config ARCH_SEATTLE config ARCH_SHMOBILE bool +config ARCH_SYNQUACER + bool "Socionext SynQuacer SoC Family" + config ARCH_RENESAS bool "Renesas SoC Platforms" select ARCH_SHMOBILE @@ -185,6 +189,12 @@ config ARCH_R8A7796 help This enables support for the Renesas R-Car M3-W SoC. +config ARCH_R8A77970 + bool "Renesas R-Car V3M SoC Platform" + depends on ARCH_RENESAS + help + This enables support for the Renesas R-Car V3M SoC. + config ARCH_R8A77995 bool "Renesas R-Car D3 SoC Platform" depends on ARCH_RENESAS diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index 939b310913cf..b35788c909f1 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile @@ -14,8 +14,12 @@ LDFLAGS_vmlinux :=-p --no-undefined -X CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET) GZFLAGS :=-9 -ifneq ($(CONFIG_RELOCATABLE),) -LDFLAGS_vmlinux += -pie -shared -Bsymbolic +ifeq ($(CONFIG_RELOCATABLE), y) +# Pass --no-apply-dynamic-relocs to restore pre-binutils-2.27 behaviour +# for relative relocs, since this leads to better Image compression +# with the relocation offsets always being zero. +LDFLAGS_vmlinux += -pie -shared -Bsymbolic \ + $(call ld-option, --no-apply-dynamic-relocs) endif ifeq ($(CONFIG_ARM64_ERRATUM_843419),y) @@ -53,6 +57,8 @@ KBUILD_AFLAGS += $(lseinstr) $(brokengasinst) KBUILD_CFLAGS += $(call cc-option,-mabi=lp64) KBUILD_AFLAGS += $(call cc-option,-mabi=lp64) +KBUILD_CFLAGS += $(call cc-ifversion, -ge, 0500, -DCONFIG_ARCH_SUPPORTS_INT128) + ifeq ($(CONFIG_CPU_BIG_ENDIAN), y) KBUILD_CPPFLAGS += -mbig-endian CHECKFLAGS += -D__AARCH64EB__ diff --git a/arch/arm64/boot/dts/.gitignore b/arch/arm64/boot/dts/.gitignore deleted file mode 100644 index b60ed208c779..000000000000 --- a/arch/arm64/boot/dts/.gitignore +++ /dev/null @@ -1 +0,0 @@ -*.dtb diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile index 8e1951273fd7..d7c22d51bc50 100644 --- a/arch/arm64/boot/dts/Makefile +++ b/arch/arm64/boot/dts/Makefile @@ -1,33 +1,26 @@ -dts-dirs += actions -dts-dirs += al -dts-dirs += allwinner -dts-dirs += altera -dts-dirs += amd -dts-dirs += amlogic -dts-dirs += apm -dts-dirs += arm -dts-dirs += broadcom -dts-dirs += cavium -dts-dirs += exynos -dts-dirs += freescale -dts-dirs += hisilicon -dts-dirs += marvell -dts-dirs += mediatek -dts-dirs += nvidia -dts-dirs += qcom -dts-dirs += realtek -dts-dirs += renesas -dts-dirs += rockchip -dts-dirs += socionext -dts-dirs += sprd -dts-dirs += xilinx -dts-dirs += lg -dts-dirs += zte - -subdir-y := $(dts-dirs) - -dtstree := $(srctree)/$(src) - -dtb-$(CONFIG_OF_ALL_DTBS) := $(patsubst $(dtstree)/%.dts,%.dtb, $(foreach d,$(dts-dirs), $(wildcard $(dtstree)/$(d)/*.dts))) - -always := $(dtb-y) +# SPDX-License-Identifier: GPL-2.0 +subdir-y += actions +subdir-y += al +subdir-y += allwinner +subdir-y += altera +subdir-y += amd +subdir-y += amlogic +subdir-y += apm +subdir-y += arm +subdir-y += broadcom +subdir-y += cavium +subdir-y += exynos +subdir-y += freescale +subdir-y += hisilicon +subdir-y += marvell +subdir-y += mediatek +subdir-y += nvidia +subdir-y += qcom +subdir-y += realtek +subdir-y += renesas +subdir-y += rockchip +subdir-y += socionext +subdir-y += sprd +subdir-y += xilinx +subdir-y += lg +subdir-y += zte diff --git a/arch/arm64/boot/dts/actions/Makefile b/arch/arm64/boot/dts/actions/Makefile index 62922d688ce3..cc4661256356 100644 --- a/arch/arm64/boot/dts/actions/Makefile +++ b/arch/arm64/boot/dts/actions/Makefile @@ -1,5 +1 @@ dtb-$(CONFIG_ARCH_ACTIONS) += s900-bubblegum-96.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/actions/s900-bubblegum-96.dts b/arch/arm64/boot/dts/actions/s900-bubblegum-96.dts index a0c3484dbd12..21ca80f9941c 100644 --- a/arch/arm64/boot/dts/actions/s900-bubblegum-96.dts +++ b/arch/arm64/boot/dts/actions/s900-bubblegum-96.dts @@ -24,6 +24,12 @@ device_type = "memory"; reg = <0x0 0x0 0x0 0x80000000>; }; + + uart5_clk: uart5-clk { + compatible = "fixed-clock"; + clock-frequency = <921600>; + #clock-cells = <0>; + }; }; &timer { @@ -32,4 +38,5 @@ &uart5 { status = "okay"; + clocks = <&uart5_clk>; }; diff --git a/arch/arm64/boot/dts/al/Makefile b/arch/arm64/boot/dts/al/Makefile index 8a6cde4f9b23..036e387112ed 100644 --- a/arch/arm64/boot/dts/al/Makefile +++ b/arch/arm64/boot/dts/al/Makefile @@ -1,5 +1 @@ dtb-$(CONFIG_ARCH_ALPINE) += alpine-v2-evp.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/allwinner/Makefile b/arch/arm64/boot/dts/allwinner/Makefile index 19c3fbd75eda..f505227b0250 100644 --- a/arch/arm64/boot/dts/allwinner/Makefile +++ b/arch/arm64/boot/dts/allwinner/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-bananapi-m64.dtb dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-nanopi-a64.dtb dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-olinuxino.dtb @@ -8,7 +9,4 @@ dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-pc2.dtb dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-prime.dtb dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-zero-plus2.dtb dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-nanopi-neo2.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb +dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-nanopi-neo-plus2.dtb diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts index d347f52e27f6..45bdbfb96126 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts @@ -51,6 +51,7 @@ compatible = "sinovoip,bananapi-m64", "allwinner,sun50i-a64"; aliases { + ethernet0 = &emac; serial0 = &uart0; serial1 = &uart1; }; @@ -69,6 +70,14 @@ status = "okay"; }; +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&rgmii_pins>; + phy-mode = "rgmii"; + phy-handle = <&ext_rgmii_phy>; + status = "okay"; +}; + &i2c1 { pinctrl-names = "default"; pinctrl-0 = <&i2c1_pins>; @@ -79,6 +88,13 @@ bias-pull-up; }; +&mdio { + ext_rgmii_phy: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <1>; + }; +}; + &mmc0 { pinctrl-names = "default"; pinctrl-0 = <&mmc0_pins>; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64-plus.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64-plus.dts index f82ccf332c0f..24f1aac366d6 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64-plus.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64-plus.dts @@ -48,3 +48,18 @@ /* TODO: Camera, touchscreen, etc. */ }; + +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&rgmii_pins>; + phy-mode = "rgmii"; + phy-handle = <&ext_rgmii_phy>; + status = "okay"; +}; + +&mdio { + ext_rgmii_phy: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <1>; + }; +}; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts index caf8b6fbe5e3..806442d3e846 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts @@ -51,6 +51,7 @@ compatible = "pine64,pine64", "allwinner,sun50i-a64"; aliases { + ethernet0 = &emac; serial0 = &uart0; serial1 = &uart1; serial2 = &uart2; @@ -61,13 +62,6 @@ chosen { stdout-path = "serial0:115200n8"; }; - - reg_vcc3v3: vcc3v3 { - compatible = "regulator-fixed"; - regulator-name = "vcc3v3"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - }; }; &ehci0 { @@ -78,6 +72,15 @@ status = "okay"; }; +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&rmii_pins>; + phy-mode = "rmii"; + phy-handle = <&ext_rmii_phy1>; + status = "okay"; + +}; + &i2c1 { pinctrl-names = "default"; pinctrl-0 = <&i2c1_pins>; @@ -88,10 +91,17 @@ bias-pull-up; }; +&mdio { + ext_rmii_phy1: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <1>; + }; +}; + &mmc0 { pinctrl-names = "default"; pinctrl-0 = <&mmc0_pins>; - vmmc-supply = <®_vcc3v3>; + vmmc-supply = <®_dcdc1>; cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; cd-inverted; disable-wp; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts index 17ccc12b58df..0eb2acedf8c3 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts @@ -53,6 +53,7 @@ "allwinner,sun50i-a64"; aliases { + ethernet0 = &emac; serial0 = &uart0; }; @@ -76,6 +77,21 @@ status = "okay"; }; +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&rgmii_pins>; + phy-mode = "rgmii"; + phy-handle = <&ext_rgmii_phy>; + status = "okay"; +}; + +&mdio { + ext_rgmii_phy: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <1>; + }; +}; + &mmc2 { pinctrl-names = "default"; pinctrl-0 = <&mmc2_pins>; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index 8c8db1b057df..d783d164b9c3 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -136,6 +136,17 @@ reg = <0x01c00000 0x1000>; }; + dma: dma-controller@1c02000 { + compatible = "allwinner,sun50i-a64-dma"; + reg = <0x01c02000 0x1000>; + interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_BUS_DMA>; + dma-channels = <8>; + dma-requests = <27>; + resets = <&ccu RST_BUS_DMA>; + #dma-cells = <1>; + }; + mmc0: mmc@1c0f000 { compatible = "allwinner,sun50i-a64-mmc"; reg = <0x01c0f000 0x1000>; @@ -178,7 +189,7 @@ #size-cells = <0>; }; - usb_otg: usb@01c19000 { + usb_otg: usb@1c19000 { compatible = "allwinner,sun8i-a33-musb"; reg = <0x01c19000 0x0400>; clocks = <&ccu CLK_BUS_OTG>; @@ -191,7 +202,7 @@ status = "disabled"; }; - usbphy: phy@01c19400 { + usbphy: phy@1c19400 { compatible = "allwinner,sun50i-a64-usb-phy"; reg = <0x01c19400 0x14>, <0x01c1a800 0x4>, @@ -211,7 +222,7 @@ #phy-cells = <1>; }; - ehci0: usb@01c1a000 { + ehci0: usb@1c1a000 { compatible = "allwinner,sun50i-a64-ehci", "generic-ehci"; reg = <0x01c1a000 0x100>; interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>; @@ -223,7 +234,7 @@ status = "disabled"; }; - ohci0: usb@01c1a400 { + ohci0: usb@1c1a400 { compatible = "allwinner,sun50i-a64-ohci", "generic-ohci"; reg = <0x01c1a400 0x100>; interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; @@ -233,7 +244,7 @@ status = "disabled"; }; - ehci1: usb@01c1b000 { + ehci1: usb@1c1b000 { compatible = "allwinner,sun50i-a64-ehci", "generic-ehci"; reg = <0x01c1b000 0x100>; interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; @@ -247,7 +258,7 @@ status = "disabled"; }; - ohci1: usb@01c1b400 { + ohci1: usb@1c1b400 { compatible = "allwinner,sun50i-a64-ohci", "generic-ohci"; reg = <0x01c1b400 0x100>; interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>; @@ -259,7 +270,7 @@ status = "disabled"; }; - ccu: clock@01c20000 { + ccu: clock@1c20000 { compatible = "allwinner,sun50i-a64-ccu"; reg = <0x01c20000 0x400>; clocks = <&osc24M>, <&osc32k>; @@ -325,7 +336,17 @@ drive-strength = <40>; }; - uart0_pins_a: uart0@0 { + spi0_pins: spi0 { + pins = "PC0", "PC1", "PC2", "PC3"; + function = "spi0"; + }; + + spi1_pins: spi1 { + pins = "PD0", "PD1", "PD2", "PD3"; + function = "spi1"; + }; + + uart0_pins_a: uart0 { pins = "PB8", "PB9"; function = "uart0"; }; @@ -449,6 +470,62 @@ #size-cells = <0>; }; + + spi0: spi@1c68000 { + compatible = "allwinner,sun8i-h3-spi"; + reg = <0x01c68000 0x1000>; + interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_BUS_SPI0>, <&ccu CLK_SPI0>; + clock-names = "ahb", "mod"; + dmas = <&dma 23>, <&dma 23>; + dma-names = "rx", "tx"; + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins>; + resets = <&ccu RST_BUS_SPI0>; + status = "disabled"; + num-cs = <1>; + #address-cells = <1>; + #size-cells = <0>; + }; + + spi1: spi@1c69000 { + compatible = "allwinner,sun8i-h3-spi"; + reg = <0x01c69000 0x1000>; + interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_BUS_SPI1>, <&ccu CLK_SPI1>; + clock-names = "ahb", "mod"; + dmas = <&dma 24>, <&dma 24>; + dma-names = "rx", "tx"; + pinctrl-names = "default"; + pinctrl-0 = <&spi1_pins>; + resets = <&ccu RST_BUS_SPI1>; + status = "disabled"; + num-cs = <1>; + #address-cells = <1>; + #size-cells = <0>; + }; + + emac: ethernet@1c30000 { + compatible = "allwinner,sun50i-a64-emac"; + syscon = <&syscon>; + reg = <0x01c30000 0x10000>; + interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "macirq"; + resets = <&ccu RST_BUS_EMAC>; + reset-names = "stmmaceth"; + clocks = <&ccu CLK_BUS_EMAC>; + clock-names = "stmmaceth"; + status = "disabled"; + #address-cells = <1>; + #size-cells = <0>; + + mdio: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + }; + }; + gic: interrupt-controller@1c81000 { compatible = "arm,gic-400"; reg = <0x01c81000 0x1000>, @@ -486,7 +563,7 @@ #reset-cells = <1>; }; - r_pio: pinctrl@01f02c00 { + r_pio: pinctrl@1f02c00 { compatible = "allwinner,sun50i-a64-r-pinctrl"; reg = <0x01f02c00 0x400>; interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>; @@ -497,7 +574,7 @@ interrupt-controller; #interrupt-cells = <3>; - r_rsb_pins: rsb@0 { + r_rsb_pins: rsb { pins = "PL0", "PL1"; function = "s_rsb"; }; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo-plus2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo-plus2.dts new file mode 100644 index 000000000000..7c028af58f47 --- /dev/null +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo-plus2.dts @@ -0,0 +1,193 @@ +/* + * Copyright (C) 2017 Antony Antony <antony@phenome.org> + * Copyright (C) 2016 ARM Ltd. + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This file is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/dts-v1/; +#include "sun50i-h5.dtsi" + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/pinctrl/sun4i-a10.h> + +/ { + model = "FriendlyARM NanoPi NEO Plus2"; + compatible = "friendlyarm,nanopi-neo-plus2", "allwinner,sun50i-h5"; + + aliases { + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + leds { + compatible = "gpio-leds"; + + pwr { + label = "nanopi:green:pwr"; + gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; + default-state = "on"; + }; + + status { + label = "nanopi:red:status"; + gpios = <&pio 0 20 GPIO_ACTIVE_HIGH>; + }; + }; + + reg_gmac_3v3: gmac-3v3 { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + regulator-name = "gmac-3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + startup-delay-us = <100000>; + enable-active-high; + gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; + }; + + reg_vcc3v3: vcc3v3 { + compatible = "regulator-fixed"; + regulator-name = "vcc3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + vdd_cpux: gpio-regulator { + compatible = "regulator-gpio"; + pinctrl-names = "default"; + regulator-name = "vdd-cpux"; + regulator-type = "voltage"; + regulator-boot-on; + regulator-always-on; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1300000>; + regulator-ramp-delay = <50>; /* 4ms */ + gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; + gpios-states = <0x1>; + states = <1100000 0x0 + 1300000 0x1>; + }; + + wifi_pwrseq: wifi_pwrseq { + compatible = "mmc-pwrseq-simple"; + pinctrl-names = "default"; + reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */ + post-power-on-delay-ms = <200>; + }; +}; + +&codec { + allwinner,audio-routing = + "Line Out", "LINEOUT", + "MIC1", "Mic", + "Mic", "MBIAS"; + status = "okay"; +}; + +&ehci0 { + status = "okay"; +}; + +&ehci3 { + status = "okay"; +}; + +&mmc0 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>; + vmmc-supply = <®_vcc3v3>; + bus-width = <4>; + cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */ + status = "okay"; +}; + +&mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_pins_a>; + vmmc-supply = <®_vcc3v3>; + vqmmc-supply = <®_vcc3v3>; + mmc-pwrseq = <&wifi_pwrseq>; + bus-width = <4>; + non-removable; + status = "okay"; + + brcmf: wifi@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + }; +}; + +&mmc2 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_8bit_pins>; + vmmc-supply = <®_vcc3v3>; + bus-width = <8>; + non-removable; + cap-mmc-hw-reset; + status = "okay"; +}; + +&ohci0 { + status = "okay"; +}; + +&ohci3 { + status = "okay"; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins_a>; + status = "okay"; +}; + +&usb_otg { + dr_mode = "host"; + status = "okay"; +}; + +&usbphy { + /* USB Type-A ports' VBUS is always on */ + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts index 1c2387bd5df6..6eb8092d8e57 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts @@ -50,6 +50,7 @@ compatible = "friendlyarm,nanopi-neo2", "allwinner,sun50i-h5"; aliases { + ethernet0 = &emac; serial0 = &uart0; }; @@ -108,6 +109,22 @@ status = "okay"; }; +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&emac_rgmii_pins>; + phy-supply = <®_gmac_3v3>; + phy-handle = <&ext_rgmii_phy>; + phy-mode = "rgmii"; + status = "okay"; +}; + +&external_mdio { + ext_rgmii_phy: ethernet-phy@7 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <7>; + }; +}; + &mmc0 { pinctrl-names = "default"; pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts index 4f77c8470f6c..a0ca925175aa 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts @@ -59,6 +59,7 @@ }; aliases { + ethernet0 = &emac; serial0 = &uart0; }; @@ -136,6 +137,22 @@ status = "okay"; }; +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&emac_rgmii_pins>; + phy-supply = <®_gmac_3v3>; + phy-handle = <&ext_rgmii_phy>; + phy-mode = "rgmii"; + status = "okay"; +}; + +&external_mdio { + ext_rgmii_phy: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <1>; + }; +}; + &ir { pinctrl-names = "default"; pinctrl-0 = <&ir_pins_a>; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-prime.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-prime.dts index 6be06873e5af..b47790650144 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-prime.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-prime.dts @@ -54,6 +54,7 @@ compatible = "xunlong,orangepi-prime", "allwinner,sun50i-h5"; aliases { + ethernet0 = &emac; serial0 = &uart0; }; @@ -143,6 +144,22 @@ status = "okay"; }; +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&emac_rgmii_pins>; + phy-supply = <®_gmac_3v3>; + phy-handle = <&ext_rgmii_phy>; + phy-mode = "rgmii"; + status = "okay"; +}; + +&external_mdio { + ext_rgmii_phy: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <1>; + }; +}; + &ir { pinctrl-names = "default"; pinctrl-0 = <&ir_pins_a>; diff --git a/arch/arm64/boot/dts/altera/Makefile b/arch/arm64/boot/dts/altera/Makefile index d7a641698d77..68ba0882a8bb 100644 --- a/arch/arm64/boot/dts/altera/Makefile +++ b/arch/arm64/boot/dts/altera/Makefile @@ -1,5 +1 @@ dtb-$(CONFIG_ARCH_STRATIX10) += socfpga_stratix10_socdk.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi index c2b9bcb0ef61..7c9bdc7ab50b 100644 --- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi +++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi @@ -15,6 +15,8 @@ */ /dts-v1/; +#include <dt-bindings/reset/altr,rst-mgr-s10.h> +#include <dt-bindings/gpio/gpio.h> / { compatible = "altr,socfpga-stratix10"; @@ -75,10 +77,10 @@ compatible = "arm,gic-400", "arm,cortex-a15-gic"; #interrupt-cells = <3>; interrupt-controller; - reg = <0x0 0xfffc1000 0x1000>, - <0x0 0xfffc2000 0x2000>, - <0x0 0xfffc4000 0x2000>, - <0x0 0xfffc6000 0x2000>; + reg = <0x0 0xfffc1000 0x0 0x1000>, + <0x0 0xfffc2000 0x0 0x2000>, + <0x0 0xfffc4000 0x0 0x2000>, + <0x0 0xfffc6000 0x0 0x2000>; }; soc { @@ -100,6 +102,8 @@ interrupts = <0 90 4>; interrupt-names = "macirq"; mac-address = [00 00 00 00 00 00]; + resets = <&rst EMAC0_RESET>; + reset-names = "stmmaceth"; status = "disabled"; }; @@ -109,6 +113,8 @@ interrupts = <0 91 4>; interrupt-names = "macirq"; mac-address = [00 00 00 00 00 00]; + resets = <&rst EMAC1_RESET>; + reset-names = "stmmaceth"; status = "disabled"; }; @@ -118,6 +124,8 @@ interrupts = <0 92 4>; interrupt-names = "macirq"; mac-address = [00 00 00 00 00 00]; + resets = <&rst EMAC2_RESET>; + reset-names = "stmmaceth"; status = "disabled"; }; @@ -126,6 +134,7 @@ #size-cells = <0>; compatible = "snps,dw-apb-gpio"; reg = <0xffc03200 0x100>; + resets = <&rst GPIO0_RESET>; status = "disabled"; porta: gpio-controller@0 { @@ -145,6 +154,7 @@ #size-cells = <0>; compatible = "snps,dw-apb-gpio"; reg = <0xffc03300 0x100>; + resets = <&rst GPIO1_RESET>; status = "disabled"; portb: gpio-controller@0 { @@ -155,7 +165,7 @@ reg = <0>; interrupt-controller; #interrupt-cells = <2>; - interrupts = <0 110 4>; + interrupts = <0 111 4>; }; }; @@ -165,6 +175,7 @@ compatible = "snps,designware-i2c"; reg = <0xffc02800 0x100>; interrupts = <0 103 4>; + resets = <&rst I2C0_RESET>; status = "disabled"; }; @@ -174,6 +185,7 @@ compatible = "snps,designware-i2c"; reg = <0xffc02900 0x100>; interrupts = <0 104 4>; + resets = <&rst I2C1_RESET>; status = "disabled"; }; @@ -183,6 +195,7 @@ compatible = "snps,designware-i2c"; reg = <0xffc02a00 0x100>; interrupts = <0 105 4>; + resets = <&rst I2C2_RESET>; status = "disabled"; }; @@ -192,6 +205,7 @@ compatible = "snps,designware-i2c"; reg = <0xffc02b00 0x100>; interrupts = <0 106 4>; + resets = <&rst I2C3_RESET>; status = "disabled"; }; @@ -201,6 +215,7 @@ compatible = "snps,designware-i2c"; reg = <0xffc02c00 0x100>; interrupts = <0 107 4>; + resets = <&rst I2C4_RESET>; status = "disabled"; }; @@ -211,6 +226,8 @@ reg = <0xff808000 0x1000>; interrupts = <0 96 4>; fifo-depth = <0x400>; + resets = <&rst SDMMC_RESET>; + reset-names = "reset"; status = "disabled"; }; @@ -223,6 +240,7 @@ #reset-cells = <1>; compatible = "altr,rst-mgr"; reg = <0xffd11000 0x1000>; + altr,modrst-offset = <0x20>; }; spi0: spi@ffda4000 { @@ -291,6 +309,7 @@ interrupts = <0 108 4>; reg-shift = <2>; reg-io-width = <4>; + resets = <&rst UART0_RESET>; status = "disabled"; }; @@ -300,6 +319,7 @@ interrupts = <0 109 4>; reg-shift = <2>; reg-io-width = <4>; + resets = <&rst UART1_RESET>; status = "disabled"; }; @@ -315,6 +335,8 @@ interrupts = <0 93 4>; phys = <&usbphy0>; phy-names = "usb2-phy"; + resets = <&rst USB0_RESET>; + reset-names = "dwc2"; status = "disabled"; }; @@ -324,6 +346,8 @@ interrupts = <0 94 4>; phys = <&usbphy0>; phy-names = "usb2-phy"; + resets = <&rst USB1_RESET>; + reset-names = "dwc2"; status = "disabled"; }; @@ -331,6 +355,7 @@ compatible = "snps,dw-wdt"; reg = <0xffd00200 0x100>; interrupts = <0 117 4>; + resets = <&rst WATCHDOG0_RESET>; status = "disabled"; }; @@ -338,6 +363,7 @@ compatible = "snps,dw-wdt"; reg = <0xffd00300 0x100>; interrupts = <0 118 4>; + resets = <&rst WATCHDOG1_RESET>; status = "disabled"; }; @@ -345,6 +371,7 @@ compatible = "snps,dw-wdt"; reg = <0xffd00400 0x100>; interrupts = <0 125 4>; + resets = <&rst WATCHDOG2_RESET>; status = "disabled"; }; @@ -352,6 +379,7 @@ compatible = "snps,dw-wdt"; reg = <0xffd00500 0x100>; interrupts = <0 126 4>; + resets = <&rst WATCHDOG3_RESET>; status = "disabled"; }; }; diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts b/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts index 41ea2dba2fce..a37c46112876 100644 --- a/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts +++ b/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts @@ -14,7 +14,7 @@ * this program. If not, see <http://www.gnu.org/licenses/>. */ -/include/ "socfpga_stratix10.dtsi" +#include "socfpga_stratix10.dtsi" / { model = "SoCFPGA Stratix 10 SoCDK"; @@ -27,6 +27,24 @@ stdout-path = "serial0:115200n8"; }; + leds { + compatible = "gpio-leds"; + hps0 { + label = "hps_led0"; + gpios = <&portb 20 GPIO_ACTIVE_HIGH>; + }; + + hps1 { + label = "hps_led1"; + gpios = <&portb 19 GPIO_ACTIVE_HIGH>; + }; + + hps2 { + label = "hps_led2"; + gpios = <&portb 21 GPIO_ACTIVE_HIGH>; + }; + }; + memory { device_type = "memory"; /* We expect the bootloader to fill in the reg */ @@ -34,6 +52,48 @@ }; }; +&gpio1 { + status = "okay"; +}; + +&gmac0 { + status = "okay"; + phy-mode = "rgmii"; + phy-handle = <&phy0>; + + max-frame-size = <3800>; + + mdio0 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dwmac-mdio"; + phy0: ethernet-phy@0 { + reg = <4>; + + txd0-skew-ps = <0>; /* -420ps */ + txd1-skew-ps = <0>; /* -420ps */ + txd2-skew-ps = <0>; /* -420ps */ + txd3-skew-ps = <0>; /* -420ps */ + rxd0-skew-ps = <420>; /* 0ps */ + rxd1-skew-ps = <420>; /* 0ps */ + rxd2-skew-ps = <420>; /* 0ps */ + rxd3-skew-ps = <420>; /* 0ps */ + txen-skew-ps = <0>; /* -420ps */ + txc-skew-ps = <1860>; /* 960ps */ + rxdv-skew-ps = <420>; /* 0ps */ + rxc-skew-ps = <1680>; /* 780ps */ + }; + }; +}; + +&mmc { + status = "okay"; + num-slots = <1>; + cap-sd-highspeed; + broken-cd; + bus-width = <4>; +}; + &uart0 { status = "okay"; }; diff --git a/arch/arm64/boot/dts/amd/Makefile b/arch/arm64/boot/dts/amd/Makefile index ba84770f789f..6a6093064a32 100644 --- a/arch/arm64/boot/dts/amd/Makefile +++ b/arch/arm64/boot/dts/amd/Makefile @@ -1,7 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_SEATTLE) += amd-overdrive.dtb \ amd-overdrive-rev-b0.dtb amd-overdrive-rev-b1.dtb \ husky.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/amd/amd-overdrive-rev-b0.dts b/arch/arm64/boot/dts/amd/amd-overdrive-rev-b0.dts index 8e3074a4947d..8e341be9a399 100644 --- a/arch/arm64/boot/dts/amd/amd-overdrive-rev-b0.dts +++ b/arch/arm64/boot/dts/amd/amd-overdrive-rev-b0.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * DTS file for AMD Seattle Overdrive Development Board * Note: For Seattle Rev.B0 diff --git a/arch/arm64/boot/dts/amd/amd-overdrive-rev-b1.dts b/arch/arm64/boot/dts/amd/amd-overdrive-rev-b1.dts index ed5e043f37aa..92cef05c6b74 100644 --- a/arch/arm64/boot/dts/amd/amd-overdrive-rev-b1.dts +++ b/arch/arm64/boot/dts/amd/amd-overdrive-rev-b1.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * DTS file for AMD Seattle Overdrive Development Board * Note: For Seattle Rev.B1 diff --git a/arch/arm64/boot/dts/amd/amd-overdrive.dts b/arch/arm64/boot/dts/amd/amd-overdrive.dts index 128fa942f09e..41b3a6c0993d 100644 --- a/arch/arm64/boot/dts/amd/amd-overdrive.dts +++ b/arch/arm64/boot/dts/amd/amd-overdrive.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * DTS file for AMD Seattle Overdrive Development Board * diff --git a/arch/arm64/boot/dts/amd/amd-seattle-clks.dtsi b/arch/arm64/boot/dts/amd/amd-seattle-clks.dtsi index f623c46525a6..2dd2c28171ee 100644 --- a/arch/arm64/boot/dts/amd/amd-seattle-clks.dtsi +++ b/arch/arm64/boot/dts/amd/amd-seattle-clks.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * DTS file for AMD Seattle Clocks * diff --git a/arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi b/arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi index bd3adeac374f..125f4deb52fe 100644 --- a/arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi +++ b/arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * DTS file for AMD Seattle SoC * diff --git a/arch/arm64/boot/dts/amd/amd-seattle-xgbe-b.dtsi b/arch/arm64/boot/dts/amd/amd-seattle-xgbe-b.dtsi index 8e8631952497..d97498361ce3 100644 --- a/arch/arm64/boot/dts/amd/amd-seattle-xgbe-b.dtsi +++ b/arch/arm64/boot/dts/amd/amd-seattle-xgbe-b.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * DTS file for AMD Seattle XGBE (RevB) * diff --git a/arch/arm64/boot/dts/amd/husky.dts b/arch/arm64/boot/dts/amd/husky.dts index 1381d4b2bf1b..7acde34772cb 100644 --- a/arch/arm64/boot/dts/amd/husky.dts +++ b/arch/arm64/boot/dts/amd/husky.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * DTS file for AMD/Linaro 96Boards Enterprise Edition Server (Husky) Board * Note: Based-on AMD Seattle Rev.B0 diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile index 7a9f48c27b1f..34dd0e9b5cbb 100644 --- a/arch/arm64/boot/dts/amlogic/Makefile +++ b/arch/arm64/boot/dts/amlogic/Makefile @@ -1,3 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0 +dtb-$(CONFIG_ARCH_MESON) += meson-axg-s400.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-nanopi-k2.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-nexbox-a95x.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-odroidc2.dtb @@ -15,11 +17,9 @@ dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-nexbox-a95x.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-p212.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905d-p230.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905d-p231.dtb +dtb-$(CONFIG_ARCH_MESON) += meson-gxm-khadas-vim2.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxm-nexbox-a1.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxm-q200.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxm-q201.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxm-rbox-pro.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb +dtb-$(CONFIG_ARCH_MESON) += meson-gxm-vega-s96.dtb diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts new file mode 100644 index 000000000000..70eca1f8736a --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts @@ -0,0 +1,22 @@ +/* + * Copyright (c) 2017 Amlogic, Inc. All rights reserved. + * + * SPDX-License-Identifier: (GPL-2.0+ OR MIT) + */ + +/dts-v1/; + +#include "meson-axg.dtsi" + +/ { + compatible = "amlogic,s400", "amlogic,a113d", "amlogic,meson-axg"; + model = "Amlogic Meson AXG S400 Development Board"; + + aliases { + serial0 = &uart_AO; + }; +}; + +&uart_AO { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi new file mode 100644 index 000000000000..b932a784b02a --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi @@ -0,0 +1,204 @@ +/* + * Copyright (c) 2017 Amlogic, Inc. All rights reserved. + * + * SPDX-License-Identifier: (GPL-2.0+ OR MIT) + */ + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + compatible = "amlogic,meson-axg"; + + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* 16 MiB reserved for Hardware ROM Firmware */ + hwrom_reserved: hwrom@0 { + reg = <0x0 0x0 0x0 0x1000000>; + no-map; + }; + + /* Alternate 3 MiB reserved for ARM Trusted Firmware (BL31) */ + secmon_reserved: secmon@5000000 { + reg = <0x0 0x05000000 0x0 0x300000>; + no-map; + }; + }; + + cpus { + #address-cells = <0x2>; + #size-cells = <0x0>; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53", "arm,armv8"; + reg = <0x0 0x0>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53", "arm,armv8"; + reg = <0x0 0x1>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + cpu2: cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a53", "arm,armv8"; + reg = <0x0 0x2>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + cpu3: cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a53", "arm,armv8"; + reg = <0x0 0x3>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + l2: l2-cache0 { + compatible = "cache"; + }; + }; + + arm-pmu { + compatible = "arm,cortex-a53-pmu"; + interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>; + interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>; + }; + + psci { + compatible = "arm,psci-1.0"; + method = "smc"; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = <GIC_PPI 13 + (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 + (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 + (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 + (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>; + }; + + xtal: xtal-clk { + compatible = "fixed-clock"; + clock-frequency = <24000000>; + clock-output-names = "xtal"; + #clock-cells = <0>; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + cbus: cbus@ffd00000 { + compatible = "simple-bus"; + reg = <0x0 0xffd00000 0x0 0x25000>; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0xffd00000 0x0 0x25000>; + + uart_A: serial@24000 { + compatible = "amlogic,meson-gx-uart", "amlogic,meson-uart"; + reg = <0x0 0x24000 0x0 0x14>; + interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>; + status = "disabled"; + }; + + uart_B: serial@23000 { + compatible = "amlogic,meson-gx-uart", "amlogic,meson-uart"; + reg = <0x0 0x23000 0x0 0x14>; + interrupts = <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>; + status = "disabled"; + }; + }; + + gic: interrupt-controller@ffc01000 { + compatible = "arm,gic-400"; + reg = <0x0 0xffc01000 0 0x1000>, + <0x0 0xffc02000 0 0x2000>, + <0x0 0xffc04000 0 0x2000>, + <0x0 0xffc06000 0 0x2000>; + interrupt-controller; + interrupts = <GIC_PPI 9 + (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_HIGH)>; + #interrupt-cells = <3>; + #address-cells = <0>; + }; + + mailbox: mailbox@ff63dc00 { + compatible = "amlogic,meson-gx-mhu", "amlogic,meson-gxbb-mhu"; + reg = <0 0xff63dc00 0 0x400>; + interrupts = <GIC_SPI 208 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 209 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 210 IRQ_TYPE_EDGE_RISING>; + #mbox-cells = <1>; + }; + + sram: sram@fffc0000 { + compatible = "amlogic,meson-axg-sram", "mmio-sram"; + reg = <0x0 0xfffc0000 0x0 0x20000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x0 0xfffc0000 0x20000>; + + cpu_scp_lpri: scp-shmem@0 { + compatible = "amlogic,meson-axg-scp-shmem"; + reg = <0x13000 0x400>; + }; + + cpu_scp_hpri: scp-shmem@200 { + compatible = "amlogic,meson-axg-scp-shmem"; + reg = <0x13400 0x400>; + }; + }; + + aobus: aobus@ff800000 { + compatible = "simple-bus"; + reg = <0x0 0xff800000 0x0 0x100000>; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0xff800000 0x0 0x100000>; + + uart_AO: serial@3000 { + compatible = "amlogic,meson-gx-uart", "amlogic,meson-ao-uart"; + reg = <0x0 0x3000 0x0 0x18>; + interrupts = <GIC_SPI 193 IRQ_TYPE_EDGE_RISING>; + clocks = <&xtal>, <&xtal>, <&xtal>; + clock-names = "xtal", "pclk", "baud"; + status = "disabled"; + }; + + uart_AO_B: serial@4000 { + compatible = "amlogic,meson-gx-uart", "amlogic,meson-ao-uart"; + reg = <0x0 0x4000 0x0 0x18>; + interrupts = <GIC_SPI 197 IRQ_TYPE_EDGE_RISING>; + clocks = <&xtal>, <&xtal>, <&xtal>; + clock-names = "xtal", "pclk", "baud"; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi index 4157987f4a3d..7d4b95e49993 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi @@ -213,7 +213,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi index f175db846286..ab7ce1644cdc 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi @@ -218,6 +218,15 @@ #size-cells = <2>; ranges = <0x0 0x0 0x0 0xc1100000 0x0 0x100000>; + gpio_intc: interrupt-controller@9880 { + compatible = "amlogic,meson-gpio-intc"; + reg = <0x0 0x9880 0x0 0x10>; + interrupt-controller; + #interrupt-cells = <2>; + amlogic,channel-interrupts = <64 65 66 67 68 69 70 71>; + status = "disabled"; + }; + reset: reset-controller@4404 { compatible = "amlogic,meson-gx-reset", "amlogic,meson-gxbb-reset"; reg = <0x0 0x04404 0x0 0x20>; @@ -225,18 +234,16 @@ }; uart_A: serial@84c0 { - compatible = "amlogic,meson-gx-uart", "amlogic,meson-uart"; + compatible = "amlogic,meson-gx-uart"; reg = <0x0 0x84c0 0x0 0x14>; interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>; - clocks = <&xtal>; status = "disabled"; }; uart_B: serial@84dc { - compatible = "amlogic,meson-gx-uart", "amlogic,meson-uart"; + compatible = "amlogic,meson-gx-uart"; reg = <0x0 0x84dc 0x0 0x14>; interrupts = <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>; - clocks = <&xtal>; status = "disabled"; }; @@ -279,10 +286,9 @@ }; uart_C: serial@8700 { - compatible = "amlogic,meson-gx-uart", "amlogic,meson-uart"; + compatible = "amlogic,meson-gx-uart"; reg = <0x0 0x8700 0x0 0x14>; interrupts = <GIC_SPI 93 IRQ_TYPE_EDGE_RISING>; - clocks = <&xtal>; status = "disabled"; }; @@ -391,14 +397,14 @@ }; uart_AO: serial@4c0 { - compatible = "amlogic,meson-gx-uart", "amlogic,meson-ao-uart", "amlogic,meson-uart"; + compatible = "amlogic,meson-gx-uart", "amlogic,meson-ao-uart"; reg = <0x0 0x004c0 0x0 0x14>; interrupts = <GIC_SPI 193 IRQ_TYPE_EDGE_RISING>; status = "disabled"; }; uart_AO_B: serial@4e0 { - compatible = "amlogic,meson-gx-uart", "amlogic,meson-ao-uart", "amlogic,meson-uart"; + compatible = "amlogic,meson-gx-uart", "amlogic,meson-ao-uart"; reg = <0x0 0x004e0 0x0 0x14>; interrupts = <GIC_SPI 197 IRQ_TYPE_EDGE_RISING>; status = "disabled"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts index 4b17a76959b2..4a4251001bfd 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts @@ -168,6 +168,8 @@ eth_phy0: ethernet-phy@0 { /* Realtek RTL8211F (0x001cc916) */ reg = <0>; + interrupt-parent = <&gpio_intc>; + interrupts = <29 IRQ_TYPE_LEVEL_LOW>; }; }; }; @@ -183,7 +185,9 @@ "VCCK En", "CON1 Header Pin31", "I2S Header Pin6", "IR In", "I2S Header Pin7", "I2S Header Pin3", "I2S Header Pin4", - "I2S Header Pin5", "HDMI CEC", "SYS LED"; + "I2S Header Pin5", "HDMI CEC", "SYS LED", + /* GPIO_TEST_N */ + ""; }; &pinctrl_periphs { @@ -229,11 +233,9 @@ "Bluetooth UART TX", "Bluetooth UART RX", "Bluetooth UART CTS", "Bluetooth UART RTS", "", "", "", "WIFI 32K", "Bluetooth Enable", - "Bluetooth WAKE HOST", + "Bluetooth WAKE HOST", "", /* Bank GPIOCLK */ - "", "CON1 Header Pin35", "", "", - /* GPIO_TEST_N */ - ""; + "", "CON1 Header Pin35", "", ""; }; &pwm_ef { @@ -302,7 +304,7 @@ /* eMMC */ &sd_emmc_c { status = "disabled"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts index 38dfdde5c147..818954b1d57f 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts @@ -88,6 +88,18 @@ }; }; + usb_pwr: regulator-usb-pwrs { + compatible = "regulator-fixed"; + + regulator-name = "USB_PWR"; + + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + + gpio = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + vddio_card: gpio-regulator { compatible = "regulator-gpio"; @@ -272,7 +284,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; @@ -294,3 +306,20 @@ pinctrl-0 = <&uart_ao_a_pins>; pinctrl-names = "default"; }; + +&usb0_phy { + status = "okay"; + phy-supply = <&usb_pwr>; +}; + +&usb1_phy { + status = "okay"; +}; + +&usb0 { + status = "okay"; +}; + +&usb1 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts index 1ffa1c238a72..f8d221463c60 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts @@ -157,6 +157,8 @@ eth_phy0: ethernet-phy@0 { reg = <0>; + interrupt-parent = <&gpio_intc>; + interrupts = <29 IRQ_TYPE_LEVEL_LOW>; eee-broken-1000t; }; }; @@ -194,7 +196,9 @@ "USB HUB nRESET", "USB OTG Power En", "J7 Header Pin2", "IR In", "J7 Header Pin4", "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7", - "HDMI CEC", "SYS LED"; + "HDMI CEC", "SYS LED", + /* GPIO_TEST_N */ + ""; }; &pinctrl_periphs { @@ -233,11 +237,9 @@ "J2 Header Pin12", "J2 Header Pin13", "J2 Header Pin8", "J2 Header Pin10", "", "", "", "", "", - "J2 Header Pin11", "", "J2 Header Pin7", + "J2 Header Pin11", "", "J2 Header Pin7", "", /* Bank GPIOCLK */ - "", "", "", "", - /* GPIO_TEST_N */ - ""; + "", "", "", ""; }; &saradc { @@ -271,7 +273,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; @@ -301,6 +303,7 @@ &usb1_phy { status = "okay"; + phy-supply = <&usb_otg_pwr>; }; &usb0 { diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts index 2054a474e0a9..9bf16bb7c491 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts @@ -117,6 +117,8 @@ eth_phy0: ethernet-phy@3 { /* Micrel KSZ9031 (0x00221620) */ reg = <3>; + interrupt-parent = <&gpio_intc>; + interrupts = <29 IRQ_TYPE_LEVEL_LOW>; }; }; }; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi index 23c08c3afd0a..932158a778ef 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi @@ -242,7 +242,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi index f2bc6dea1fc6..1fe8e24cf675 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi @@ -199,7 +199,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi index af834cdbba79..ead895a4e9a5 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi @@ -323,6 +323,12 @@ clock-names = "stmmaceth", "clkin0", "clkin1"; }; +&gpio_intc { + compatible = "amlogic,meson-gpio-intc", + "amlogic,meson-gxbb-gpio-intc"; + status = "okay"; +}; + &hdmi_tx { compatible = "amlogic,meson-gxbb-dw-hdmi", "amlogic,meson-gx-dw-hdmi"; resets = <&reset RESET_HDMITX_CAPB3>, @@ -379,15 +385,21 @@ reg-names = "mux", "pull", "pull-enable", "gpio"; gpio-controller; #gpio-cells = <2>; - gpio-ranges = <&pinctrl_periphs 0 14 120>; + gpio-ranges = <&pinctrl_periphs 0 0 119>; }; emmc_pins: emmc { mux { groups = "emmc_nand_d07", "emmc_cmd", - "emmc_clk", - "emmc_ds"; + "emmc_clk"; + function = "emmc"; + }; + }; + + emmc_ds_pins: emmc-ds { + mux { + groups = "emmc_ds"; function = "emmc"; }; }; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts index 6827f235d7cf..4f3f03fc31b0 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts @@ -128,6 +128,8 @@ compatible = "ethernet-phy-id001c.c916", "ethernet-phy-ieee802.3-c22"; reg = <0>; max-speed = <1000>; + interrupt-parent = <&gpio_intc>; + interrupts = <29 IRQ_TYPE_LEVEL_LOW>; }; }; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-hwacom-amazetv.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-hwacom-amazetv.dts index 977b4240f3c1..e82582574160 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-hwacom-amazetv.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-hwacom-amazetv.dts @@ -141,7 +141,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts index edc512ad0bac..71a6e1ce7ad5 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts @@ -122,7 +122,9 @@ "J9 Header Pin33", "IR In", "HDMI CEC", - "SYS LED"; + "SYS LED", + /* GPIO_TEST_N */ + ""; }; &pinctrl_periphs { @@ -163,9 +165,7 @@ "WIFI 32K", "Bluetooth Enable", "Bluetooth WAKE HOST", /* Bank GPIOCLK */ - "", "J9 Header Pin39", - /* GPIO_TEST_N */ - ""; + "", "J9 Header Pin39"; }; &pwm_AO_ab { diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts index 64c54c92e214..dc9c3b8216c2 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts @@ -96,6 +96,13 @@ regulator-settling-time-down-us = <50000>; }; + vddio_ao18: regulator-vddio_ao18 { + compatible = "regulator-fixed"; + regulator-name = "VDDIO_AO18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + vddio_boot: regulator-vddio_boot { compatible = "regulator-fixed"; regulator-name = "VDDIO_BOOT"; @@ -121,6 +128,11 @@ status = "okay"; }; +&internal_phy { + pinctrl-0 = <ð_link_led_pins>, <ð_act_led_pins>; + pinctrl-names = "default"; +}; + &ir { status = "okay"; pinctrl-0 = <&remote_input_ao_pins>; @@ -149,7 +161,9 @@ "7J1 Header Pin12", "IR In", "9J3 Switch HDMI CEC/7J1 Header Pin11", - "7J1 Header Pin13"; + "7J1 Header Pin13", + /* GPIO_TEST_N */ + "7J1 Header Pin15"; }; &pinctrl_periphs { @@ -191,9 +205,12 @@ "7J1 Header Pin32", "7J1 Header Pin29", "7J1 Header Pin31", /* Bank GPIOCLK */ - "7J1 Header Pin7", "", - /* GPIO_TEST_N */ - "7J1 Header Pin15"; + "7J1 Header Pin7", ""; +}; + +&saradc { + status = "okay"; + vref-supply = <&vddio_ao18>; }; /* SD card */ @@ -221,7 +238,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-nexbox-a95x.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-nexbox-a95x.dts index 1b8f32867aa1..271f14279180 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-nexbox-a95x.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-nexbox-a95x.dts @@ -229,7 +229,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi index 129af9068814..ff09df1fd5a3 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi @@ -135,7 +135,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi index d8dd3298b15c..8ed981f59e5a 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi @@ -49,6 +49,14 @@ / { compatible = "amlogic,meson-gxl"; + + reserved-memory { + /* Alternate 3 MiB reserved for ARM Trusted Firmware (BL31) */ + secmon_reserved_alt: secmon@5000000 { + reg = <0x0 0x05000000 0x0 0x300000>; + no-map; + }; + }; }; ðmac { @@ -217,6 +225,12 @@ compatible = "amlogic,meson-gxl-aoclkc", "amlogic,meson-gx-aoclkc"; }; +&gpio_intc { + compatible = "amlogic,meson-gpio-intc", + "amlogic,meson-gxl-gpio-intc"; + status = "okay"; +}; + &hdmi_tx { compatible = "amlogic,meson-gxl-dw-hdmi", "amlogic,meson-gx-dw-hdmi"; resets = <&reset RESET_HDMITX_CAPB3>, @@ -268,15 +282,21 @@ reg-names = "mux", "pull", "pull-enable", "gpio"; gpio-controller; #gpio-cells = <2>; - gpio-ranges = <&pinctrl_periphs 0 10 101>; + gpio-ranges = <&pinctrl_periphs 0 0 100>; }; emmc_pins: emmc { mux { groups = "emmc_nand_d07", "emmc_cmd", - "emmc_clk", - "emmc_ds"; + "emmc_clk"; + function = "emmc"; + }; + }; + + emmc_ds_pins: emmc-ds { + mux { + groups = "emmc_ds"; function = "emmc"; }; }; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts new file mode 100644 index 000000000000..34a41b26a4ed --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts @@ -0,0 +1,400 @@ +/* + * Copyright (c) 2017 Martin Blumenstingl <martin.blumenstingl@googlemail.com>. + * Copyright (c) 2017 BayLibre, SAS + * Author: Neil Armstrong <narmstrong@baylibre.com> + * + * SPDX-License-Identifier: (GPL-2.0+ OR MIT) + */ + +/dts-v1/; + +#include <dt-bindings/input/input.h> +#include <dt-bindings/thermal/thermal.h> + +#include "meson-gxm.dtsi" + +/ { + compatible = "khadas,vim2", "amlogic,s912", "amlogic,meson-gxm"; + model = "Khadas VIM2"; + + aliases { + serial0 = &uart_AO; + serial1 = &uart_A; + serial2 = &uart_AO_B; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x0 0x0 0x80000000>; + }; + + adc-keys { + compatible = "adc-keys"; + io-channels = <&saradc 0>; + io-channel-names = "buttons"; + keyup-threshold-microvolt = <1710000>; + + button-function { + label = "Function"; + linux,code = <KEY_FN>; + press-threshold-microvolt = <10000>; + }; + }; + + emmc_pwrseq: emmc-pwrseq { + compatible = "mmc-pwrseq-emmc"; + reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; + }; + + gpio_fan: gpio-fan { + compatible = "gpio-fan"; + gpios = <&gpio GPIODV_14 GPIO_ACTIVE_HIGH + &gpio GPIODV_15 GPIO_ACTIVE_HIGH>; + /* Dummy RPM values since fan is optional */ + gpio-fan,speed-map = <0 0 + 1 1 + 2 2 + 3 3>; + cooling-min-level = <0>; + cooling-max-level = <3>; + #cooling-cells = <2>; + }; + + gpio-keys-polled { + compatible = "gpio-keys-polled"; + #address-cells = <1>; + #size-cells = <0>; + poll-interval = <100>; + + button@0 { + label = "power"; + linux,code = <KEY_POWER>; + gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>; + }; + }; + + hdmi-connector { + compatible = "hdmi-connector"; + type = "a"; + + port { + hdmi_connector_in: endpoint { + remote-endpoint = <&hdmi_tx_tmds_out>; + }; + }; + }; + + pwmleds { + compatible = "pwm-leds"; + + power { + label = "vim:red:power"; + pwms = <&pwm_AO_ab 1 7812500 0>; + max-brightness = <255>; + linux,default-trigger = "default-on"; + }; + }; + + sdio_pwrseq: sdio-pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; + clocks = <&wifi32k>; + clock-names = "ext_clock"; + }; + + thermal-zones { + cpu-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <1000>; /* milliseconds */ + + thermal-sensors = <&scpi_sensors 0>; + + trips { + cpu_alert0: cpu-alert0 { + temperature = <70000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; + + cpu_alert1: cpu-alert1 { + temperature = <80000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "passive"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_alert0>; + cooling-device = <&gpio_fan THERMAL_NO_LIMIT 1>; + }; + + map1 { + trip = <&cpu_alert1>; + cooling-device = <&gpio_fan 2 THERMAL_NO_LIMIT>; + }; + + map2 { + trip = <&cpu_alert1>; + cooling-device = + <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + + map3 { + trip = <&cpu_alert1>; + cooling-device = + <&cpu4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + }; + + vcc_3v3: regulator-vcc_3v3 { + compatible = "regulator-fixed"; + regulator-name = "VCC_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + vddio_ao18: regulator-vddio_ao18 { + compatible = "regulator-fixed"; + regulator-name = "VDDIO_AO18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + vddio_boot: regulator-vddio_boot { + compatible = "regulator-fixed"; + regulator-name = "VDDIO_BOOT"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + vddao_3v3: regulator-vddao_3v3 { + compatible = "regulator-fixed"; + regulator-name = "VDDAO_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + wifi32k: wifi32k { + compatible = "pwm-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ + }; +}; + +&cec_AO { + status = "okay"; + pinctrl-0 = <&ao_cec_pins>; + pinctrl-names = "default"; + hdmi-phandle = <&hdmi_tx>; +}; + +&cpu0 { + cooling-min-level = <0>; + cooling-max-level = <6>; + #cooling-cells = <2>; +}; + +&cpu4 { + cooling-min-level = <0>; + cooling-max-level = <4>; + #cooling-cells = <2>; +}; + +ðmac { + pinctrl-0 = <ð_pins>; + pinctrl-names = "default"; + + /* Select external PHY by default */ + phy-handle = <&external_phy>; + + amlogic,tx-delay-ns = <2>; + + /* External PHY reset is shared with internal PHY Led signals */ + snps,reset-gpio = <&gpio GPIOZ_14 0>; + snps,reset-delays-us = <0 10000 1000000>; + snps,reset-active-low; + + /* External PHY is in RGMII */ + phy-mode = "rgmii"; + + status = "okay"; +}; + +&external_mdio { + external_phy: ethernet-phy@0 { + /* Realtek RTL8211F (0x001cc916) */ + reg = <0>; + }; +}; + +&hdmi_tx { + status = "okay"; + pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; + pinctrl-names = "default"; +}; + +&hdmi_tx_tmds_port { + hdmi_tx_tmds_out: endpoint { + remote-endpoint = <&hdmi_connector_in>; + }; +}; + +&i2c_A { + status = "okay"; + pinctrl-0 = <&i2c_a_pins>; + pinctrl-names = "default"; +}; + +&i2c_B { + status = "okay"; + pinctrl-0 = <&i2c_b_pins>; + pinctrl-names = "default"; + + rtc: rtc@51 { + /* has to be enabled manually when a battery is connected: */ + status = "disabled"; + compatible = "haoyu,hym8563"; + reg = <0x51>; + #clock-cells = <0>; + clock-frequency = <32768>; + clock-output-names = "xin32k"; + }; +}; + +&ir { + status = "okay"; + pinctrl-0 = <&remote_input_ao_pins>; + pinctrl-names = "default"; + linux,rc-map-name = "rc-geekbox"; +}; + +&pwm_AO_ab { + status = "okay"; + pinctrl-0 = <&pwm_ao_a_3_pins>, <&pwm_ao_b_pins>; + pinctrl-names = "default"; + clocks = <&clkc CLKID_FCLK_DIV4>; + clock-names = "clkin0"; +}; + +&pwm_ef { + status = "okay"; + pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>; + pinctrl-names = "default"; + clocks = <&clkc CLKID_FCLK_DIV4>; + clock-names = "clkin0"; +}; + +&sd_emmc_a { + status = "okay"; + pinctrl-0 = <&sdio_pins>; + pinctrl-names = "default"; + #address-cells = <1>; + #size-cells = <0>; + + bus-width = <4>; + max-frequency = <100000000>; + + non-removable; + disable-wp; + + mmc-pwrseq = <&sdio_pwrseq>; + + vmmc-supply = <&vddao_3v3>; + vqmmc-supply = <&vddio_boot>; + + brcmf: wifi@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + }; +}; + +/* SD card */ +&sd_emmc_b { + status = "okay"; + pinctrl-0 = <&sdcard_pins>; + pinctrl-names = "default"; + + bus-width = <4>; + cap-sd-highspeed; + max-frequency = <100000000>; + disable-wp; + + cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>; + cd-inverted; + + vmmc-supply = <&vddao_3v3>; + vqmmc-supply = <&vddio_boot>; +}; + +/* eMMC */ +&sd_emmc_c { + status = "okay"; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; + pinctrl-names = "default"; + + bus-width = <8>; + cap-sd-highspeed; + cap-mmc-highspeed; + max-frequency = <200000000>; + non-removable; + disable-wp; + mmc-ddr-1_8v; + mmc-hs200-1_8v; + mmc-hs400-1_8v; + + mmc-pwrseq = <&emmc_pwrseq>; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&vddio_boot>; +}; + +/* + * EMMC_DS pin is shared between SPI NOR CS and eMMC Data Strobe + * Remove emmc_ds_pins from sd_emmc_c pinctrl-0 then spifc can be enabled + */ +&spifc { + status = "disabled"; + pinctrl-0 = <&nor_pins>; + pinctrl-names = "default"; + + w25q32: spi-flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "winbond,w25q16", "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <3000000>; + }; +}; + +/* This one is connected to the Bluetooth module */ +&uart_A { + status = "okay"; + pinctrl-0 = <&uart_a_pins>; + pinctrl-names = "default"; +}; + +/* This is brought out on the Linux_RX (18) and Linux_TX (19) pins: */ +&uart_AO { + status = "okay"; + pinctrl-0 = <&uart_ao_a_pins>; + pinctrl-names = "default"; +}; + +/* This is brought out on the UART_RX_AO_B (15) and UART_TX_AO_B (16) pins: */ +&uart_AO_B { + status = "okay"; + pinctrl-0 = <&uart_ao_b_pins>; + pinctrl-names = "default"; +}; + +&saradc { + status = "okay"; + vref-supply = <&vddio_ao18>; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts index 22c697732f66..e7a228f6cc7e 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts @@ -193,7 +193,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts index b65776b01911..66c6da7e112c 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts @@ -110,6 +110,8 @@ compatible = "ethernet-phy-id001c.c916", "ethernet-phy-ieee802.3-c22"; reg = <0>; max-speed = <1000>; + interrupt-parent = <&gpio_intc>; + interrupts = <29 IRQ_TYPE_LEVEL_LOW>; }; }; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts index 470f72bb863c..a5e9b955d5ed 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts @@ -216,7 +216,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>; + pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; pinctrl-names = "default"; bus-width = <8>; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-vega-s96.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-vega-s96.dts new file mode 100644 index 000000000000..dc37eecb9514 --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/meson-gxm-vega-s96.dts @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2017 BayLibre, SAS. + * Author: Neil Armstrong <narmstrong@baylibre.com> + * Copyright (c) 2017 Oleg <balbes-150@yandex.ru> + * + * SPDX-License-Identifier: (GPL-2.0+ OR MIT) + */ + +/dts-v1/; + +#include "meson-gxm.dtsi" +#include "meson-gx-p23x-q20x.dtsi" + +/ { + compatible = "tronsmart,vega-s96", "amlogic,s912", "amlogic,meson-gxm"; + model = "Tronsmart Vega S96"; + +}; + +ðmac { + pinctrl-0 = <ð_pins>; + pinctrl-names = "default"; + + /* Select external PHY by default */ + phy-handle = <&external_phy>; + + amlogic,tx-delay-ns = <2>; + + /* External PHY is in RGMII */ + phy-mode = "rgmii"; +}; + +&external_mdio { + external_phy: ethernet-phy@0 { + /* Realtek RTL8211F (0x001cc916) */ + reg = <0>; + }; +}; diff --git a/arch/arm64/boot/dts/apm/Makefile b/arch/arm64/boot/dts/apm/Makefile index c75f17a49471..55b5cdca13b8 100644 --- a/arch/arm64/boot/dts/apm/Makefile +++ b/arch/arm64/boot/dts/apm/Makefile @@ -1,6 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_XGENE) += apm-mustang.dtb dtb-$(CONFIG_ARCH_XGENE) += apm-merlin.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi b/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi index c9ffffb96e43..d8ecd1661461 100644 --- a/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi +++ b/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi @@ -19,7 +19,7 @@ #address-cells = <2>; #size-cells = <0>; - cpu@000 { + cpu@0 { device_type = "cpu"; compatible = "apm,strega", "arm,armv8"; reg = <0x0 0x000>; @@ -29,7 +29,7 @@ #clock-cells = <1>; clocks = <&pmd0clk 0>; }; - cpu@001 { + cpu@1 { device_type = "cpu"; compatible = "apm,strega", "arm,armv8"; reg = <0x0 0x001>; @@ -125,7 +125,7 @@ <0x0 0x780a0000 0x0 0x20000>, /* GIC CPU */ <0x0 0x780c0000 0x0 0x10000>, /* GIC VCPU Control */ <0x0 0x780e0000 0x0 0x20000>; /* GIC VCPU */ - v2m0: v2m@00000 { + v2m0: v2m@0 { compatible = "arm,gic-v2m-frame"; msi-controller; reg = <0x0 0x0 0x0 0x1000>; diff --git a/arch/arm64/boot/dts/apm/apm-storm.dtsi b/arch/arm64/boot/dts/apm/apm-storm.dtsi index c09a36fed917..00e82b8e9a19 100644 --- a/arch/arm64/boot/dts/apm/apm-storm.dtsi +++ b/arch/arm64/boot/dts/apm/apm-storm.dtsi @@ -19,7 +19,7 @@ #address-cells = <2>; #size-cells = <0>; - cpu@000 { + cpu@0 { device_type = "cpu"; compatible = "apm,potenza", "arm,armv8"; reg = <0x0 0x000>; @@ -27,7 +27,7 @@ cpu-release-addr = <0x1 0x0000fff8>; next-level-cache = <&xgene_L2_0>; }; - cpu@001 { + cpu@1 { device_type = "cpu"; compatible = "apm,potenza", "arm,armv8"; reg = <0x0 0x001>; diff --git a/arch/arm64/boot/dts/arm/Makefile b/arch/arm64/boot/dts/arm/Makefile index 75cc2aa10101..5b45144b371a 100644 --- a/arch/arm64/boot/dts/arm/Makefile +++ b/arch/arm64/boot/dts/arm/Makefile @@ -1,8 +1,7 @@ -dtb-$(CONFIG_ARCH_VEXPRESS) += foundation-v8.dtb foundation-v8-gicv3.dtb +# SPDX-License-Identifier: GPL-2.0 +dtb-$(CONFIG_ARCH_VEXPRESS) += \ + foundation-v8.dtb foundation-v8-psci.dtb \ + foundation-v8-gicv3.dtb foundation-v8-gicv3-psci.dtb dtb-$(CONFIG_ARCH_VEXPRESS) += juno.dtb juno-r1.dtb juno-r2.dtb dtb-$(CONFIG_ARCH_VEXPRESS) += rtsm_ve-aemv8a.dtb dtb-$(CONFIG_ARCH_VEXPRESS) += vexpress-v2f-1xv7-ca53x2.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/arm/foundation-v8-gicv2.dtsi b/arch/arm64/boot/dts/arm/foundation-v8-gicv2.dtsi new file mode 100644 index 000000000000..851abf34fc80 --- /dev/null +++ b/arch/arm64/boot/dts/arm/foundation-v8-gicv2.dtsi @@ -0,0 +1,19 @@ +/* + * ARM Ltd. + * + * ARMv8 Foundation model DTS (GICv2 configuration) + */ + +/ { + gic: interrupt-controller@2c001000 { + compatible = "arm,cortex-a15-gic", "arm,cortex-a9-gic"; + #interrupt-cells = <3>; + #address-cells = <2>; + interrupt-controller; + reg = <0x0 0x2c001000 0 0x1000>, + <0x0 0x2c002000 0 0x2000>, + <0x0 0x2c004000 0 0x2000>, + <0x0 0x2c006000 0 0x2000>; + interrupts = <1 9 0xf04>; + }; +}; diff --git a/arch/arm64/boot/dts/arm/foundation-v8-gicv3-psci.dts b/arch/arm64/boot/dts/arm/foundation-v8-gicv3-psci.dts new file mode 100644 index 000000000000..e096e670bec3 --- /dev/null +++ b/arch/arm64/boot/dts/arm/foundation-v8-gicv3-psci.dts @@ -0,0 +1,9 @@ +/* + * ARM Ltd. + * + * ARMv8 Foundation model DTS (GICv3+PSCI configuration) + */ + +#include "foundation-v8.dtsi" +#include "foundation-v8-gicv3.dtsi" +#include "foundation-v8-psci.dtsi" diff --git a/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dts b/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dts index 35588dfa095c..c87380e87f59 100644 --- a/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dts +++ b/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ARM Ltd. * @@ -5,26 +6,5 @@ */ #include "foundation-v8.dtsi" - -/ { - gic: interrupt-controller@2f000000 { - compatible = "arm,gic-v3"; - #interrupt-cells = <3>; - #address-cells = <2>; - #size-cells = <2>; - ranges; - interrupt-controller; - reg = <0x0 0x2f000000 0x0 0x10000>, - <0x0 0x2f100000 0x0 0x200000>, - <0x0 0x2c000000 0x0 0x2000>, - <0x0 0x2c010000 0x0 0x2000>, - <0x0 0x2c02f000 0x0 0x2000>; - interrupts = <1 9 4>; - - its: its@2f020000 { - compatible = "arm,gic-v3-its"; - msi-controller; - reg = <0x0 0x2f020000 0x0 0x20000>; - }; - }; -}; +#include "foundation-v8-gicv3.dtsi" +#include "foundation-v8-spin-table.dtsi" diff --git a/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dtsi b/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dtsi new file mode 100644 index 000000000000..91fc5c60d88b --- /dev/null +++ b/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dtsi @@ -0,0 +1,28 @@ +/* + * ARM Ltd. + * + * ARMv8 Foundation model DTS (GICv3 configuration) + */ + +/ { + gic: interrupt-controller@2f000000 { + compatible = "arm,gic-v3"; + #interrupt-cells = <3>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + interrupt-controller; + reg = <0x0 0x2f000000 0x0 0x10000>, + <0x0 0x2f100000 0x0 0x200000>, + <0x0 0x2c000000 0x0 0x2000>, + <0x0 0x2c010000 0x0 0x2000>, + <0x0 0x2c02f000 0x0 0x2000>; + interrupts = <1 9 4>; + + its: its@2f020000 { + compatible = "arm,gic-v3-its"; + msi-controller; + reg = <0x0 0x2f020000 0x0 0x20000>; + }; + }; +}; diff --git a/arch/arm64/boot/dts/arm/foundation-v8-psci.dts b/arch/arm64/boot/dts/arm/foundation-v8-psci.dts new file mode 100644 index 000000000000..723f23c7cd31 --- /dev/null +++ b/arch/arm64/boot/dts/arm/foundation-v8-psci.dts @@ -0,0 +1,9 @@ +/* + * ARM Ltd. + * + * ARMv8 Foundation model DTS (GICv2+PSCI configuration) + */ + +#include "foundation-v8.dtsi" +#include "foundation-v8-gicv2.dtsi" +#include "foundation-v8-psci.dtsi" diff --git a/arch/arm64/boot/dts/arm/foundation-v8-psci.dtsi b/arch/arm64/boot/dts/arm/foundation-v8-psci.dtsi new file mode 100644 index 000000000000..16cdf395728b --- /dev/null +++ b/arch/arm64/boot/dts/arm/foundation-v8-psci.dtsi @@ -0,0 +1,28 @@ +/* + * ARM Ltd. + * + * ARMv8 Foundation model DTS (PSCI configuration) + */ + +/ { + psci { + compatible = "arm,psci-1.0"; + method = "smc"; + }; +}; + +&cpu0 { + enable-method = "psci"; +}; + +&cpu1 { + enable-method = "psci"; +}; + +&cpu2 { + enable-method = "psci"; +}; + +&cpu3 { + enable-method = "psci"; +}; diff --git a/arch/arm64/boot/dts/arm/foundation-v8-spin-table.dtsi b/arch/arm64/boot/dts/arm/foundation-v8-spin-table.dtsi new file mode 100644 index 000000000000..4d4186ba0e8c --- /dev/null +++ b/arch/arm64/boot/dts/arm/foundation-v8-spin-table.dtsi @@ -0,0 +1,25 @@ +/* + * ARM Ltd. + * + * ARMv8 Foundation model DTS (spin table configuration) + */ + +&cpu0 { + enable-method = "spin-table"; + cpu-release-addr = <0x0 0x8000fff8>; +}; + +&cpu1 { + enable-method = "spin-table"; + cpu-release-addr = <0x0 0x8000fff8>; +}; + +&cpu2 { + enable-method = "spin-table"; + cpu-release-addr = <0x0 0x8000fff8>; +}; + +&cpu3 { + enable-method = "spin-table"; + cpu-release-addr = <0x0 0x8000fff8>; +}; diff --git a/arch/arm64/boot/dts/arm/foundation-v8.dts b/arch/arm64/boot/dts/arm/foundation-v8.dts index 71168077312d..b17347d75ec6 100644 --- a/arch/arm64/boot/dts/arm/foundation-v8.dts +++ b/arch/arm64/boot/dts/arm/foundation-v8.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ARM Ltd. * @@ -5,17 +6,5 @@ */ #include "foundation-v8.dtsi" - -/ { - gic: interrupt-controller@2c001000 { - compatible = "arm,cortex-a15-gic", "arm,cortex-a9-gic"; - #interrupt-cells = <3>; - #address-cells = <2>; - interrupt-controller; - reg = <0x0 0x2c001000 0 0x1000>, - <0x0 0x2c002000 0 0x2000>, - <0x0 0x2c004000 0 0x2000>, - <0x0 0x2c006000 0 0x2000>; - interrupts = <1 9 0xf04>; - }; -}; +#include "foundation-v8-gicv2.dtsi" +#include "foundation-v8-spin-table.dtsi" diff --git a/arch/arm64/boot/dts/arm/foundation-v8.dtsi b/arch/arm64/boot/dts/arm/foundation-v8.dtsi index 8ecdd4331980..e080277d27ae 100644 --- a/arch/arm64/boot/dts/arm/foundation-v8.dtsi +++ b/arch/arm64/boot/dts/arm/foundation-v8.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ARM Ltd. * @@ -28,36 +29,28 @@ #address-cells = <2>; #size-cells = <0>; - cpu@0 { + cpu0: cpu@0 { device_type = "cpu"; compatible = "arm,armv8"; reg = <0x0 0x0>; - enable-method = "spin-table"; - cpu-release-addr = <0x0 0x8000fff8>; next-level-cache = <&L2_0>; }; - cpu@1 { + cpu1: cpu@1 { device_type = "cpu"; compatible = "arm,armv8"; reg = <0x0 0x1>; - enable-method = "spin-table"; - cpu-release-addr = <0x0 0x8000fff8>; next-level-cache = <&L2_0>; }; - cpu@2 { + cpu2: cpu@2 { device_type = "cpu"; compatible = "arm,armv8"; reg = <0x0 0x2>; - enable-method = "spin-table"; - cpu-release-addr = <0x0 0x8000fff8>; next-level-cache = <&L2_0>; }; - cpu@3 { + cpu3: cpu@3 { device_type = "cpu"; compatible = "arm,armv8"; reg = <0x0 0x3>; - enable-method = "spin-table"; - cpu-release-addr = <0x0 0x8000fff8>; next-level-cache = <&L2_0>; }; @@ -97,7 +90,7 @@ timeout-sec = <30>; }; - smb@08000000 { + smb@8000000 { compatible = "arm,vexpress,v2m-p1", "simple-bus"; arm,v2m-memory-map = "rs1"; #address-cells = <2>; /* SMB chipselect number and offset */ @@ -189,12 +182,12 @@ #size-cells = <1>; ranges = <0 3 0 0x200000>; - v2m_sysreg: sysreg@010000 { + v2m_sysreg: sysreg@10000 { compatible = "arm,vexpress-sysreg"; reg = <0x010000 0x1000>; }; - v2m_serial0: uart@090000 { + v2m_serial0: uart@90000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x090000 0x1000>; interrupts = <5>; @@ -202,7 +195,7 @@ clock-names = "uartclk", "apb_pclk"; }; - v2m_serial1: uart@0a0000 { + v2m_serial1: uart@a0000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x0a0000 0x1000>; interrupts = <6>; @@ -210,7 +203,7 @@ clock-names = "uartclk", "apb_pclk"; }; - v2m_serial2: uart@0b0000 { + v2m_serial2: uart@b0000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x0b0000 0x1000>; interrupts = <7>; @@ -218,7 +211,7 @@ clock-names = "uartclk", "apb_pclk"; }; - v2m_serial3: uart@0c0000 { + v2m_serial3: uart@c0000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x0c0000 0x1000>; interrupts = <8>; @@ -226,7 +219,7 @@ clock-names = "uartclk", "apb_pclk"; }; - virtio-block@0130000 { + virtio-block@130000 { compatible = "virtio,mmio"; reg = <0x130000 0x200>; interrupts = <42>; diff --git a/arch/arm64/boot/dts/arm/juno-base.dtsi b/arch/arm64/boot/dts/arm/juno-base.dtsi index fbafe62d6b22..f165f04db0c9 100644 --- a/arch/arm64/boot/dts/arm/juno-base.dtsi +++ b/arch/arm64/boot/dts/arm/juno-base.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "juno-clocks.dtsi" / { diff --git a/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi b/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi index aa03050dd7df..0c43fb3525eb 100644 --- a/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi +++ b/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 / { funnel@20130000 { /* cssys1 */ compatible = "arm,coresight-funnel", "arm,primecell"; diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts index a83ed2c6bbf7..06c8117e812a 100644 --- a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts +++ b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ARM Ltd. Fast Models * @@ -104,7 +105,7 @@ <0 63 4>; }; - smb@08000000 { + smb@8000000 { compatible = "simple-bus"; #address-cells = <2>; diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi b/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi index 528875c75598..1134e5d8df18 100644 --- a/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi +++ b/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ARM Ltd. Fast Models * @@ -60,14 +61,14 @@ #size-cells = <1>; ranges = <0 3 0 0x200000>; - v2m_sysreg: sysreg@010000 { + v2m_sysreg: sysreg@10000 { compatible = "arm,vexpress-sysreg"; reg = <0x010000 0x1000>; gpio-controller; #gpio-cells = <2>; }; - v2m_sysctl: sysctl@020000 { + v2m_sysctl: sysctl@20000 { compatible = "arm,sp810", "arm,primecell"; reg = <0x020000 0x1000>; clocks = <&v2m_refclk32khz>, <&v2m_refclk1mhz>, <&v2m_clk24mhz>; @@ -78,7 +79,7 @@ assigned-clock-parents = <&v2m_refclk1mhz>, <&v2m_refclk1mhz>, <&v2m_refclk1mhz>, <&v2m_refclk1mhz>; }; - aaci@040000 { + aaci@40000 { compatible = "arm,pl041", "arm,primecell"; reg = <0x040000 0x1000>; interrupts = <11>; @@ -86,7 +87,7 @@ clock-names = "apb_pclk"; }; - mmci@050000 { + mmci@50000 { compatible = "arm,pl180", "arm,primecell"; reg = <0x050000 0x1000>; interrupts = <9 10>; @@ -98,7 +99,7 @@ clock-names = "mclk", "apb_pclk"; }; - kmi@060000 { + kmi@60000 { compatible = "arm,pl050", "arm,primecell"; reg = <0x060000 0x1000>; interrupts = <12>; @@ -106,7 +107,7 @@ clock-names = "KMIREFCLK", "apb_pclk"; }; - kmi@070000 { + kmi@70000 { compatible = "arm,pl050", "arm,primecell"; reg = <0x070000 0x1000>; interrupts = <13>; @@ -114,7 +115,7 @@ clock-names = "KMIREFCLK", "apb_pclk"; }; - v2m_serial0: uart@090000 { + v2m_serial0: uart@90000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x090000 0x1000>; interrupts = <5>; @@ -122,7 +123,7 @@ clock-names = "uartclk", "apb_pclk"; }; - v2m_serial1: uart@0a0000 { + v2m_serial1: uart@a0000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x0a0000 0x1000>; interrupts = <6>; @@ -130,7 +131,7 @@ clock-names = "uartclk", "apb_pclk"; }; - v2m_serial2: uart@0b0000 { + v2m_serial2: uart@b0000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x0b0000 0x1000>; interrupts = <7>; @@ -138,7 +139,7 @@ clock-names = "uartclk", "apb_pclk"; }; - v2m_serial3: uart@0c0000 { + v2m_serial3: uart@c0000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x0c0000 0x1000>; interrupts = <8>; @@ -146,7 +147,7 @@ clock-names = "uartclk", "apb_pclk"; }; - wdt@0f0000 { + wdt@f0000 { compatible = "arm,sp805", "arm,primecell"; reg = <0x0f0000 0x1000>; interrupts = <0>; @@ -219,7 +220,7 @@ }; }; - virtio-block@0130000 { + virtio-block@130000 { compatible = "virtio,mmio"; reg = <0x130000 0x200>; interrupts = <42>; diff --git a/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts b/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts index e3a171162bb4..1c9eadc2d71e 100644 --- a/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts +++ b/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ARM Ltd. Versatile Express * @@ -128,7 +129,7 @@ }; }; - smb@08000000 { + smb@8000000 { compatible = "simple-bus"; #address-cells = <2>; diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile index 3eaef3895d66..2a2591ef1fee 100644 --- a/arch/arm64/boot/dts/broadcom/Makefile +++ b/arch/arm64/boot/dts/broadcom/Makefile @@ -1,7 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_BCM2835) += bcm2837-rpi-3-b.dtb -dts-dirs += northstar2 -dts-dirs += stingray -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb +subdir-y += northstar2 +subdir-y += stingray diff --git a/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts b/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts index 699d340a3437..89b78d6c19bf 100644 --- a/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts +++ b/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts @@ -1 +1,2 @@ +// SPDX-License-Identifier: GPL-2.0 #include "arm/bcm2837-rpi-3-b.dts" diff --git a/arch/arm64/boot/dts/broadcom/northstar2/Makefile b/arch/arm64/boot/dts/broadcom/northstar2/Makefile index e01a1485b813..83736004336d 100644 --- a/arch/arm64/boot/dts/broadcom/northstar2/Makefile +++ b/arch/arm64/boot/dts/broadcom/northstar2/Makefile @@ -1,6 +1,2 @@ dtb-$(CONFIG_ARCH_BCM_IPROC) += ns2-svk.dtb dtb-$(CONFIG_ARCH_BCM_IPROC) += ns2-xmc.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/broadcom/northstar2/ns2-xmc.dts b/arch/arm64/boot/dts/broadcom/northstar2/ns2-xmc.dts index ab4ae1a32fab..f00c21e0767e 100644 --- a/arch/arm64/boot/dts/broadcom/northstar2/ns2-xmc.dts +++ b/arch/arm64/boot/dts/broadcom/northstar2/ns2-xmc.dts @@ -114,7 +114,7 @@ reg = <0x04000000 0x06400000>; /* 100MB */ }; - partition@0a400000{ + partition@a400000{ label = "ncustfs"; reg = <0x0a400000 0x35c00000>; /* 860MB */ }; diff --git a/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi b/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi index 35c8457e3d1f..4a2a6af8e752 100644 --- a/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi +++ b/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi @@ -77,7 +77,7 @@ next-level-cache = <&CLUSTER0_L2>; }; - CLUSTER0_L2: l2-cache@000 { + CLUSTER0_L2: l2-cache@0 { compatible = "cache"; }; }; @@ -367,7 +367,7 @@ #size-cells = <1>; ranges = <0 0x652e0000 0x80000>; - v2m0: v2m@00000 { + v2m0: v2m@0 { compatible = "arm,gic-v2m-frame"; interrupt-parent = <&gic>; msi-controller; diff --git a/arch/arm64/boot/dts/broadcom/stingray/Makefile b/arch/arm64/boot/dts/broadcom/stingray/Makefile index f70028edad63..c4d06cffcb11 100644 --- a/arch/arm64/boot/dts/broadcom/stingray/Makefile +++ b/arch/arm64/boot/dts/broadcom/stingray/Makefile @@ -1,6 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_BCM_IPROC) += bcm958742k.dtb dtb-$(CONFIG_ARCH_BCM_IPROC) += bcm958742t.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray-clock.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray-clock.dtsi index cbc43376e25e..3a4d4524b5ed 100644 --- a/arch/arm64/boot/dts/broadcom/stingray/stingray-clock.dtsi +++ b/arch/arm64/boot/dts/broadcom/stingray/stingray-clock.dtsi @@ -46,7 +46,7 @@ clock-mult = <1>; }; - genpll0: genpll0@0001d104 { + genpll0: genpll0@1d104 { #clock-cells = <1>; compatible = "brcm,sr-genpll0"; reg = <0x0001d104 0x32>, @@ -58,7 +58,7 @@ "clk_paxc_axi"; }; - genpll3: genpll3@0001d1e0 { + genpll3: genpll3@1d1e0 { #clock-cells = <1>; compatible = "brcm,sr-genpll3"; reg = <0x0001d1e0 0x32>, @@ -68,7 +68,7 @@ "clk_sdio"; }; - genpll4: genpll4@0001d214 { + genpll4: genpll4@1d214 { #clock-cells = <1>; compatible = "brcm,sr-genpll4"; reg = <0x0001d214 0x32>, @@ -80,7 +80,7 @@ "clk_bridge_fscpu"; }; - genpll5: genpll5@0001d248 { + genpll5: genpll5@1d248 { #clock-cells = <1>; compatible = "brcm,sr-genpll5"; reg = <0x0001d248 0x32>, @@ -90,7 +90,7 @@ "crypto_ae_clk", "raid_ae_clk"; }; - lcpll0: lcpll0@0001d0c4 { + lcpll0: lcpll0@1d0c4 { #clock-cells = <1>; compatible = "brcm,sr-lcpll0"; reg = <0x0001d0c4 0x3c>, @@ -101,7 +101,7 @@ "clk_sata_500"; }; - lcpll1: lcpll1@0001d138 { + lcpll1: lcpll1@1d138 { #clock-cells = <1>; compatible = "brcm,sr-lcpll1"; reg = <0x0001d138 0x3c>, diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray-fs4.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray-fs4.dtsi index 8bf1dc6b46ca..9666969c8c88 100644 --- a/arch/arm64/boot/dts/broadcom/stingray/stingray-fs4.dtsi +++ b/arch/arm64/boot/dts/broadcom/stingray/stingray-fs4.dtsi @@ -36,7 +36,7 @@ #size-cells = <1>; ranges = <0x0 0x0 0x67000000 0x00800000>; - crypto_mbox: crypto_mbox@00000000 { + crypto_mbox: crypto_mbox@0 { compatible = "brcm,iproc-flexrm-mbox"; reg = <0x00000000 0x200000>; msi-parent = <&gic_its 0x4100>; @@ -44,7 +44,7 @@ dma-coherent; }; - raid_mbox: raid_mbox@00400000 { + raid_mbox: raid_mbox@400000 { compatible = "brcm,iproc-flexrm-mbox"; reg = <0x00400000 0x200000>; dma-coherent; diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray-pinctrl.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray-pinctrl.dtsi index 15214d05fec1..8a3a770e8f2c 100644 --- a/arch/arm64/boot/dts/broadcom/stingray/stingray-pinctrl.dtsi +++ b/arch/arm64/boot/dts/broadcom/stingray/stingray-pinctrl.dtsi @@ -32,7 +32,7 @@ #include <dt-bindings/pinctrl/brcm,pinctrl-stingray.h> - pinconf: pinconf@00140000 { + pinconf: pinconf@140000 { compatible = "pinconf-single"; reg = <0x00140000 0x250>; pinctrl-single,register-width = <32>; @@ -40,7 +40,7 @@ /* pinconf functions */ }; - pinmux: pinmux@0014029c { + pinmux: pinmux@14029c { compatible = "pinctrl-single"; reg = <0x0014029c 0x250>; #address-cells = <1>; diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray-sata.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray-sata.dtsi index a774709388df..4b5465da81d8 100644 --- a/arch/arm64/boot/dts/broadcom/stingray/stingray-sata.dtsi +++ b/arch/arm64/boot/dts/broadcom/stingray/stingray-sata.dtsi @@ -36,7 +36,7 @@ #size-cells = <1>; ranges = <0x0 0x0 0x67d00000 0x00800000>; - sata0: ahci@00210000 { + sata0: ahci@210000 { compatible = "brcm,iproc-ahci", "generic-ahci"; reg = <0x00210000 0x1000>; reg-names = "ahci"; @@ -52,7 +52,7 @@ }; }; - sata_phy0: sata_phy@00212100 { + sata_phy0: sata_phy@212100 { compatible = "brcm,iproc-sr-sata-phy"; reg = <0x00212100 0x1000>; reg-names = "phy"; @@ -66,7 +66,7 @@ }; }; - sata1: ahci@00310000 { + sata1: ahci@310000 { compatible = "brcm,iproc-ahci", "generic-ahci"; reg = <0x00310000 0x1000>; reg-names = "ahci"; @@ -82,7 +82,7 @@ }; }; - sata_phy1: sata_phy@00312100 { + sata_phy1: sata_phy@312100 { compatible = "brcm,iproc-sr-sata-phy"; reg = <0x00312100 0x1000>; reg-names = "phy"; @@ -96,7 +96,7 @@ }; }; - sata2: ahci@00120000 { + sata2: ahci@120000 { compatible = "brcm,iproc-ahci", "generic-ahci"; reg = <0x00120000 0x1000>; reg-names = "ahci"; @@ -112,7 +112,7 @@ }; }; - sata_phy2: sata_phy@00122100 { + sata_phy2: sata_phy@122100 { compatible = "brcm,iproc-sr-sata-phy"; reg = <0x00122100 0x1000>; reg-names = "phy"; @@ -126,7 +126,7 @@ }; }; - sata3: ahci@00130000 { + sata3: ahci@130000 { compatible = "brcm,iproc-ahci", "generic-ahci"; reg = <0x00130000 0x1000>; reg-names = "ahci"; @@ -142,7 +142,7 @@ }; }; - sata_phy3: sata_phy@00132100 { + sata_phy3: sata_phy@132100 { compatible = "brcm,iproc-sr-sata-phy"; reg = <0x00132100 0x1000>; reg-names = "phy"; @@ -156,7 +156,7 @@ }; }; - sata4: ahci@00330000 { + sata4: ahci@330000 { compatible = "brcm,iproc-ahci", "generic-ahci"; reg = <0x00330000 0x1000>; reg-names = "ahci"; @@ -172,7 +172,7 @@ }; }; - sata_phy4: sata_phy@00332100 { + sata_phy4: sata_phy@332100 { compatible = "brcm,iproc-sr-sata-phy"; reg = <0x00332100 0x1000>; reg-names = "phy"; @@ -186,7 +186,7 @@ }; }; - sata5: ahci@00400000 { + sata5: ahci@400000 { compatible = "brcm,iproc-ahci", "generic-ahci"; reg = <0x00400000 0x1000>; reg-names = "ahci"; @@ -202,7 +202,7 @@ }; }; - sata_phy5: sata_phy@00402100 { + sata_phy5: sata_phy@402100 { compatible = "brcm,iproc-sr-sata-phy"; reg = <0x00402100 0x1000>; reg-names = "phy"; @@ -216,7 +216,7 @@ }; }; - sata6: ahci@00410000 { + sata6: ahci@410000 { compatible = "brcm,iproc-ahci", "generic-ahci"; reg = <0x00410000 0x1000>; reg-names = "ahci"; @@ -232,7 +232,7 @@ }; }; - sata_phy6: sata_phy@00412100 { + sata_phy6: sata_phy@412100 { compatible = "brcm,iproc-sr-sata-phy"; reg = <0x00412100 0x1000>; reg-names = "phy"; @@ -246,7 +246,7 @@ }; }; - sata7: ahci@00420000 { + sata7: ahci@420000 { compatible = "brcm,iproc-ahci", "generic-ahci"; reg = <0x00420000 0x1000>; reg-names = "ahci"; @@ -262,7 +262,7 @@ }; }; - sata_phy7: sata_phy@00422100 { + sata_phy7: sata_phy@422100 { compatible = "brcm,iproc-sr-sata-phy"; reg = <0x00422100 0x1000>; reg-names = "phy"; diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi index e6f75c633623..99aaff0b6d72 100644 --- a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi +++ b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi @@ -42,7 +42,7 @@ #address-cells = <2>; #size-cells = <0>; - cpu@000 { + cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a72", "arm,armv8"; reg = <0x0 0x0>; @@ -50,7 +50,7 @@ next-level-cache = <&CLUSTER0_L2>; }; - cpu@001 { + cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a72", "arm,armv8"; reg = <0x0 0x1>; @@ -106,7 +106,7 @@ next-level-cache = <&CLUSTER3_L2>; }; - CLUSTER0_L2: l2-cache@000 { + CLUSTER0_L2: l2-cache@0 { compatible = "cache"; }; @@ -152,13 +152,13 @@ #size-cells = <1>; ranges = <0x0 0x0 0x61000000 0x05000000>; - ccn: ccn@00000000 { + ccn: ccn@0 { compatible = "arm,ccn-502"; reg = <0x00000000 0x900000>; interrupts = <GIC_SPI 799 IRQ_TYPE_LEVEL_HIGH>; }; - gic: interrupt-controller@02c00000 { + gic: interrupt-controller@2c00000 { compatible = "arm,gic-v3"; #interrupt-cells = <3>; #address-cells = <1>; @@ -177,7 +177,7 @@ }; }; - smmu: mmu@03000000 { + smmu: mmu@3000000 { compatible = "arm,mmu-500"; reg = <0x03000000 0x80000>; #global-interrupts = <1>; @@ -258,7 +258,7 @@ #include "stingray-clock.dtsi" - gpio_crmu: gpio@00024800 { + gpio_crmu: gpio@24800 { compatible = "brcm,iproc-gpio"; reg = <0x00024800 0x4c>; ngpios = <6>; @@ -278,7 +278,7 @@ #include "stingray-pinctrl.dtsi" - mdio_mux_iproc: mdio-mux@0002023c { + mdio_mux_iproc: mdio-mux@2023c { compatible = "brcm,mdio-mux-iproc"; reg = <0x0002023c 0x14>; #address-cells = <1>; @@ -309,7 +309,7 @@ }; }; - pwm: pwm@00010000 { + pwm: pwm@10000 { compatible = "brcm,iproc-pwm"; reg = <0x00010000 0x1000>; clocks = <&crmu_ref25m>; @@ -317,7 +317,7 @@ status = "disabled"; }; - timer0: timer@00030000 { + timer0: timer@30000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x00030000 0x1000>; interrupts = <GIC_SPI 179 IRQ_TYPE_LEVEL_HIGH>; @@ -328,7 +328,7 @@ status = "disabled"; }; - timer1: timer@00040000 { + timer1: timer@40000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x00040000 0x1000>; interrupts = <GIC_SPI 180 IRQ_TYPE_LEVEL_HIGH>; @@ -338,7 +338,7 @@ clock-names = "timer1", "timer2", "apb_pclk"; }; - timer2: timer@00050000 { + timer2: timer@50000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x00050000 0x1000>; interrupts = <GIC_SPI 181 IRQ_TYPE_LEVEL_HIGH>; @@ -349,7 +349,7 @@ status = "disabled"; }; - timer3: timer@00060000 { + timer3: timer@60000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x00060000 0x1000>; interrupts = <GIC_SPI 182 IRQ_TYPE_LEVEL_HIGH>; @@ -360,7 +360,7 @@ status = "disabled"; }; - timer4: timer@00070000 { + timer4: timer@70000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x00070000 0x1000>; interrupts = <GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH>; @@ -371,7 +371,7 @@ status = "disabled"; }; - timer5: timer@00080000 { + timer5: timer@80000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x00080000 0x1000>; interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>; @@ -382,7 +382,7 @@ status = "disabled"; }; - timer6: timer@00090000 { + timer6: timer@90000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x00090000 0x1000>; interrupts = <GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH>; @@ -393,7 +393,7 @@ status = "disabled"; }; - timer7: timer@000a0000 { + timer7: timer@a0000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x000a0000 0x1000>; interrupts = <GIC_SPI 210 IRQ_TYPE_LEVEL_HIGH>; @@ -404,7 +404,7 @@ status = "disabled"; }; - i2c0: i2c@000b0000 { + i2c0: i2c@b0000 { compatible = "brcm,iproc-i2c"; reg = <0x000b0000 0x100>; #address-cells = <1>; @@ -414,7 +414,7 @@ status = "disabled"; }; - wdt0: watchdog@000c0000 { + wdt0: watchdog@c0000 { compatible = "arm,sp805", "arm,primecell"; reg = <0x000c0000 0x1000>; interrupts = <GIC_SPI 189 IRQ_TYPE_LEVEL_HIGH>; @@ -422,7 +422,7 @@ clock-names = "wdogclk", "apb_pclk"; }; - gpio_hsls: gpio@000d0000 { + gpio_hsls: gpio@d0000 { compatible = "brcm,iproc-gpio"; reg = <0x000d0000 0x864>; ngpios = <151>; @@ -448,7 +448,7 @@ <&pinmux 151 91 4>; }; - i2c1: i2c@000e0000 { + i2c1: i2c@e0000 { compatible = "brcm,iproc-i2c"; reg = <0x000e0000 0x100>; #address-cells = <1>; @@ -458,7 +458,7 @@ status = "disabled"; }; - uart0: uart@00100000 { + uart0: uart@100000 { device_type = "serial"; compatible = "snps,dw-apb-uart"; reg = <0x00100000 0x1000>; @@ -469,7 +469,7 @@ status = "disabled"; }; - uart1: uart@00110000 { + uart1: uart@110000 { device_type = "serial"; compatible = "snps,dw-apb-uart"; reg = <0x00110000 0x1000>; @@ -480,7 +480,7 @@ status = "disabled"; }; - uart2: uart@00120000 { + uart2: uart@120000 { device_type = "serial"; compatible = "snps,dw-apb-uart"; reg = <0x00120000 0x1000>; @@ -491,7 +491,7 @@ status = "disabled"; }; - uart3: uart@00130000 { + uart3: uart@130000 { device_type = "serial"; compatible = "snps,dw-apb-uart"; reg = <0x00130000 0x1000>; @@ -502,7 +502,7 @@ status = "disabled"; }; - ssp0: ssp@00180000 { + ssp0: ssp@180000 { compatible = "arm,pl022", "arm,primecell"; reg = <0x00180000 0x1000>; interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_HIGH>; @@ -514,7 +514,7 @@ status = "disabled"; }; - ssp1: ssp@00190000 { + ssp1: ssp@190000 { compatible = "arm,pl022", "arm,primecell"; reg = <0x00190000 0x1000>; interrupts = <GIC_SPI 188 IRQ_TYPE_LEVEL_HIGH>; @@ -526,12 +526,12 @@ status = "disabled"; }; - hwrng: hwrng@00220000 { + hwrng: hwrng@220000 { compatible = "brcm,iproc-rng200"; reg = <0x00220000 0x28>; }; - dma0: dma@00310000 { + dma0: dma@310000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x00310000 0x1000>; interrupts = <GIC_SPI 193 IRQ_TYPE_LEVEL_HIGH>, @@ -551,7 +551,7 @@ iommus = <&smmu 0x6000 0x0000>; }; - enet: ethernet@00340000{ + enet: ethernet@340000{ compatible = "brcm,amac"; reg = <0x00340000 0x1000>; reg-names = "amac_base"; @@ -560,7 +560,7 @@ status= "disabled"; }; - nand: nand@00360000 { + nand: nand@360000 { compatible = "brcm,nand-iproc", "brcm,brcmnand-v6.1"; reg = <0x00360000 0x600>, <0x0050a408 0x600>, @@ -573,7 +573,7 @@ status = "disabled"; }; - sdio0: sdhci@003f1000 { + sdio0: sdhci@3f1000 { compatible = "brcm,sdhci-iproc"; reg = <0x003f1000 0x100>; interrupts = <GIC_SPI 204 IRQ_TYPE_LEVEL_HIGH>; @@ -583,7 +583,7 @@ status = "disabled"; }; - sdio1: sdhci@003f2000 { + sdio1: sdhci@3f2000 { compatible = "brcm,sdhci-iproc"; reg = <0x003f2000 0x100>; interrupts = <GIC_SPI 205 IRQ_TYPE_LEVEL_HIGH>; diff --git a/arch/arm64/boot/dts/cavium/Makefile b/arch/arm64/boot/dts/cavium/Makefile index 581b2c1c400a..c178f7e06e18 100644 --- a/arch/arm64/boot/dts/cavium/Makefile +++ b/arch/arm64/boot/dts/cavium/Makefile @@ -1,6 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_THUNDER) += thunder-88xx.dtb dtb-$(CONFIG_ARCH_THUNDER2) += thunder2-99xx.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/cavium/thunder-88xx.dts b/arch/arm64/boot/dts/cavium/thunder-88xx.dts index 800ba65991f7..5ec2bfa5f714 100644 --- a/arch/arm64/boot/dts/cavium/thunder-88xx.dts +++ b/arch/arm64/boot/dts/cavium/thunder-88xx.dts @@ -60,7 +60,7 @@ serial1 = &uaa1; }; - memory@00000000 { + memory@0 { device_type = "memory"; reg = <0x0 0x00000000 0x0 0x80000000>; }; diff --git a/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi b/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi index 04dc8a8d1539..1a9103b269cb 100644 --- a/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi +++ b/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi @@ -62,97 +62,97 @@ #address-cells = <2>; #size-cells = <0>; - cpu@000 { + cpu@0 { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x000>; enable-method = "psci"; }; - cpu@001 { + cpu@1 { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x001>; enable-method = "psci"; }; - cpu@002 { + cpu@2 { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x002>; enable-method = "psci"; }; - cpu@003 { + cpu@3 { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x003>; enable-method = "psci"; }; - cpu@004 { + cpu@4 { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x004>; enable-method = "psci"; }; - cpu@005 { + cpu@5 { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x005>; enable-method = "psci"; }; - cpu@006 { + cpu@6 { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x006>; enable-method = "psci"; }; - cpu@007 { + cpu@7 { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x007>; enable-method = "psci"; }; - cpu@008 { + cpu@8 { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x008>; enable-method = "psci"; }; - cpu@009 { + cpu@9 { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x009>; enable-method = "psci"; }; - cpu@00a { + cpu@a { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x00a>; enable-method = "psci"; }; - cpu@00b { + cpu@b { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x00b>; enable-method = "psci"; }; - cpu@00c { + cpu@c { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x00c>; enable-method = "psci"; }; - cpu@00d { + cpu@d { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x00d>; enable-method = "psci"; }; - cpu@00e { + cpu@e { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x00e>; enable-method = "psci"; }; - cpu@00f { + cpu@f { device_type = "cpu"; compatible = "cavium,thunder", "arm,armv8"; reg = <0x0 0x00f>; diff --git a/arch/arm64/boot/dts/exynos/Makefile b/arch/arm64/boot/dts/exynos/Makefile index 7ddea53769a7..e0a2facde6a2 100644 --- a/arch/arm64/boot/dts/exynos/Makefile +++ b/arch/arm64/boot/dts/exynos/Makefile @@ -1,8 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_EXYNOS) += \ exynos5433-tm2.dtb \ exynos5433-tm2e.dtb \ exynos7-espresso.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 72c4b525726f..86e18adb695a 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-frdm.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-qds.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-rdb.dtb @@ -12,7 +13,3 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls2080a-rdb.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls2080a-simu.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls2088a-qds.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls2088a-rdb.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts index 8c013b54db14..cdc4aee75227 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts @@ -93,6 +93,39 @@ }; }; +&dspi { + bus-num = <0>; + status = "okay"; + + flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "n25q128a11", "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <10000000>; + }; + + flash@1 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "sst25wf040b", "jedec,spi-nor"; + spi-cpol; + spi-cpha; + reg = <1>; + spi-max-frequency = <10000000>; + }; + + flash@2 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "en25s64", "jedec,spi-nor"; + spi-cpol; + spi-cpha; + reg = <2>; + spi-max-frequency = <10000000>; + }; +}; + &duart0 { status = "okay"; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi index df83915d6ea6..82b272fb41b9 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi @@ -355,6 +355,19 @@ status = "disabled"; }; + dspi: dspi@2100000 { + compatible = "fsl,ls1012a-dspi", "fsl,ls1021a-v1.0-dspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0 0x2100000 0x0 0x10000>; + interrupts = <0 64 IRQ_TYPE_LEVEL_HIGH>; + clock-names = "dspi"; + clocks = <&clockgen 4 0>; + spi-num-chipselects = <5>; + big-endian; + status = "disabled"; + }; + duart0: serial@21c0500 { compatible = "fsl,ns16550", "ns16550a"; reg = <0x00 0x21c0500 0x0 0x100>; @@ -471,5 +484,43 @@ dr_mode = "host"; phy_type = "ulpi"; }; + + msi: msi-controller1@1572000 { + compatible = "fsl,ls1012a-msi"; + reg = <0x0 0x1572000 0x0 0x8>; + msi-controller; + interrupts = <0 126 IRQ_TYPE_LEVEL_HIGH>; + }; + + pcie@3400000 { + compatible = "fsl,ls1012a-pcie", "snps,dw-pcie"; + reg = <0x00 0x03400000 0x0 0x00100000 /* controller registers */ + 0x40 0x00000000 0x0 0x00002000>; /* configuration space */ + reg-names = "regs", "config"; + interrupts = <0 118 0x4>, /* controller interrupt */ + <0 117 0x4>; /* PME interrupt */ + interrupt-names = "aer", "pme"; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + num-lanes = <4>; + bus-range = <0x0 0xff>; + ranges = <0x81000000 0x0 0x00000000 0x40 0x00010000 0x0 0x00010000 /* downstream I/O */ + 0x82000000 0x0 0x40000000 0x40 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */ + msi-parent = <&msi>; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0000 0 0 1 &gic 0 110 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 2 &gic 0 111 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 3 &gic 0 112 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 4 &gic 0 113 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + + firmware { + optee { + compatible = "linaro,optee-tz"; + method = "smc"; + }; }; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi index d16b9cc1e825..380e7c713395 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi @@ -376,14 +376,14 @@ qman: qman@1880000 { compatible = "fsl,qman"; reg = <0x0 0x1880000 0x0 0x10000>; - interrupts = <0 45 0x4>; + interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>; memory-region = <&qman_fqd &qman_pfdr>; }; bman: bman@1890000 { compatible = "fsl,bman"; reg = <0x0 0x1890000 0x0 0x10000>; - interrupts = <0 45 0x4>; + interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>; memory-region = <&bman_fbpr>; }; @@ -749,6 +749,13 @@ }; }; + firmware { + optee { + compatible = "linaro,optee-tz"; + method = "smc"; + }; + }; + }; #include "qoriq-qman-portals.dtsi" diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi index c8ff0baddf1d..06b5e12d04d8 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi @@ -281,7 +281,7 @@ qman: qman@1880000 { compatible = "fsl,qman"; reg = <0x0 0x1880000 0x0 0x10000>; - interrupts = <0 45 0x4>; + interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>; memory-region = <&qman_fqd &qman_pfdr>; }; @@ -289,7 +289,7 @@ bman: bman@1890000 { compatible = "fsl,bman"; reg = <0x0 0x1890000 0x0 0x10000>; - interrupts = <0 45 0x4>; + interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>; memory-region = <&bman_fbpr>; }; @@ -661,6 +661,81 @@ <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>; }; + pcie@3400000 { + compatible = "fsl,ls1046a-pcie", "snps,dw-pcie"; + reg = <0x00 0x03400000 0x0 0x00100000 /* controller registers */ + 0x40 0x00000000 0x0 0x00002000>; /* configuration space */ + reg-names = "regs", "config"; + interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>, /* controller interrupt */ + <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>; /* PME interrupt */ + interrupt-names = "aer", "pme"; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + dma-coherent; + num-lanes = <4>; + bus-range = <0x0 0xff>; + ranges = <0x81000000 0x0 0x00000000 0x40 0x00010000 0x0 0x00010000 /* downstream I/O */ + 0x82000000 0x0 0x40000000 0x40 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */ + msi-parent = <&msi1>, <&msi2>, <&msi3>; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0000 0 0 1 &gic GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 2 &gic GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 3 &gic GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 4 &gic GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>; + }; + + pcie@3500000 { + compatible = "fsl,ls1046a-pcie", "snps,dw-pcie"; + reg = <0x00 0x03500000 0x0 0x00100000 /* controller registers */ + 0x48 0x00000000 0x0 0x00002000>; /* configuration space */ + reg-names = "regs", "config"; + interrupts = <GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>, /* controller interrupt */ + <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>; /* PME interrupt */ + interrupt-names = "aer", "pme"; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + dma-coherent; + num-lanes = <2>; + bus-range = <0x0 0xff>; + ranges = <0x81000000 0x0 0x00000000 0x48 0x00010000 0x0 0x00010000 /* downstream I/O */ + 0x82000000 0x0 0x40000000 0x48 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */ + msi-parent = <&msi2>, <&msi3>, <&msi1>; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0000 0 0 1 &gic GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 2 &gic GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 3 &gic GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 4 &gic GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>; + }; + + pcie@3600000 { + compatible = "fsl,ls1046a-pcie", "snps,dw-pcie"; + reg = <0x00 0x03600000 0x0 0x00100000 /* controller registers */ + 0x50 0x00000000 0x0 0x00002000>; /* configuration space */ + reg-names = "regs", "config"; + interrupts = <GIC_SPI 162 IRQ_TYPE_LEVEL_HIGH>, /* controller interrupt */ + <GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>; /* PME interrupt */ + interrupt-names = "aer", "pme"; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + dma-coherent; + num-lanes = <2>; + bus-range = <0x0 0xff>; + ranges = <0x81000000 0x0 0x00000000 0x50 0x00010000 0x0 0x00010000 /* downstream I/O */ + 0x82000000 0x0 0x40000000 0x50 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */ + msi-parent = <&msi3>, <&msi1>, <&msi2>; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0000 0 0 1 &gic GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 2 &gic GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 3 &gic GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 4 &gic GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>; + }; + }; reserved-memory { @@ -689,6 +764,13 @@ no-map; }; }; + + firmware { + optee { + compatible = "linaro,optee-tz"; + method = "smc"; + }; + }; }; #include "qoriq-qman-portals.dtsi" diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi index 33797b373674..bd80e9a2e67c 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi @@ -147,6 +147,15 @@ <0x0 0x0c0d0000 0 0x1000>, /* GICH */ <0x0 0x0c0e0000 0 0x20000>; /* GICV */ interrupts = <1 9 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + its: gic-its@6020000 { + compatible = "arm,gic-v3-its"; + msi-controller; + reg = <0x0 0x6020000 0 0x20000>; + }; }; timer { @@ -434,6 +443,85 @@ interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>; }; }; + + pcie@3400000 { + compatible = "fsl,ls1088a-pcie", "snps,dw-pcie"; + reg = <0x00 0x03400000 0x0 0x00100000 /* controller registers */ + 0x20 0x00000000 0x0 0x00002000>; /* configuration space */ + reg-names = "regs", "config"; + interrupts = <0 108 IRQ_TYPE_LEVEL_HIGH>; /* aer interrupt */ + interrupt-names = "aer"; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + dma-coherent; + num-lanes = <4>; + bus-range = <0x0 0xff>; + ranges = <0x81000000 0x0 0x00000000 0x20 0x00010000 0x0 0x00010000 /* downstream I/O */ + 0x82000000 0x0 0x40000000 0x20 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */ + msi-parent = <&its>; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0000 0 0 1 &gic 0 0 0 109 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 2 &gic 0 0 0 110 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 3 &gic 0 0 0 111 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 4 &gic 0 0 0 112 IRQ_TYPE_LEVEL_HIGH>; + }; + + pcie@3500000 { + compatible = "fsl,ls1088a-pcie", "snps,dw-pcie"; + reg = <0x00 0x03500000 0x0 0x00100000 /* controller registers */ + 0x28 0x00000000 0x0 0x00002000>; /* configuration space */ + reg-names = "regs", "config"; + interrupts = <0 113 IRQ_TYPE_LEVEL_HIGH>; /* aer interrupt */ + interrupt-names = "aer"; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + dma-coherent; + num-lanes = <4>; + bus-range = <0x0 0xff>; + ranges = <0x81000000 0x0 0x00000000 0x28 0x00010000 0x0 0x00010000 /* downstream I/O */ + 0x82000000 0x0 0x40000000 0x28 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */ + msi-parent = <&its>; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0000 0 0 1 &gic 0 0 0 114 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 2 &gic 0 0 0 115 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 3 &gic 0 0 0 116 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 4 &gic 0 0 0 117 IRQ_TYPE_LEVEL_HIGH>; + }; + + pcie@3600000 { + compatible = "fsl,ls1088a-pcie", "snps,dw-pcie"; + reg = <0x00 0x03600000 0x0 0x00100000 /* controller registers */ + 0x30 0x00000000 0x0 0x00002000>; /* configuration space */ + reg-names = "regs", "config"; + interrupts = <0 118 IRQ_TYPE_LEVEL_HIGH>; /* aer interrupt */ + interrupt-names = "aer"; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + dma-coherent; + num-lanes = <8>; + bus-range = <0x0 0xff>; + ranges = <0x81000000 0x0 0x00000000 0x30 0x00010000 0x0 0x00010000 /* downstream I/O */ + 0x82000000 0x0 0x40000000 0x30 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */ + msi-parent = <&its>; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0000 0 0 1 &gic 0 0 0 119 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 2 &gic 0 0 0 120 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 3 &gic 0 0 0 121 IRQ_TYPE_LEVEL_HIGH>, + <0000 0 0 4 &gic 0 0 0 122 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + + firmware { + optee { + compatible = "linaro,optee-tz"; + method = "smc"; + }; }; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls2088a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls2088a.dtsi index 6aa319dae396..aeaef01d375f 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls2088a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls2088a.dtsi @@ -151,6 +151,7 @@ }; &pcie1 { + compatible = "fsl,ls2088a-pcie", "snps,dw-pcie"; reg = <0x00 0x03400000 0x0 0x00100000 /* controller registers */ 0x20 0x00000000 0x0 0x00002000>; /* configuration space */ @@ -159,6 +160,7 @@ }; &pcie2 { + compatible = "fsl,ls2088a-pcie", "snps,dw-pcie"; reg = <0x00 0x03500000 0x0 0x00100000 /* controller registers */ 0x28 0x00000000 0x0 0x00002000>; /* configuration space */ @@ -167,6 +169,7 @@ }; &pcie3 { + compatible = "fsl,ls2088a-pcie", "snps,dw-pcie"; reg = <0x00 0x03600000 0x0 0x00100000 /* controller registers */ 0x30 0x00000000 0x0 0x00002000>; /* configuration space */ @@ -175,6 +178,7 @@ }; &pcie4 { + compatible = "fsl,ls2088a-pcie", "snps,dw-pcie"; reg = <0x00 0x03700000 0x0 0x00100000 /* controller registers */ 0x38 0x00000000 0x0 0x00002000>; /* configuration space */ diff --git a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi index 4fb9a0966a84..f3a40af33af8 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi @@ -786,4 +786,11 @@ interrupts = <0 18 0x4>; little-endian; }; + + firmware { + optee { + compatible = "linaro,optee-tz"; + method = "smc"; + }; + }; }; diff --git a/arch/arm64/boot/dts/hisilicon/Makefile b/arch/arm64/boot/dts/hisilicon/Makefile index 8960ecafd37d..03d93f8ef8a9 100644 --- a/arch/arm64/boot/dts/hisilicon/Makefile +++ b/arch/arm64/boot/dts/hisilicon/Makefile @@ -1,10 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_HISI) += hi3660-hikey960.dtb dtb-$(CONFIG_ARCH_HISI) += hi3798cv200-poplar.dtb dtb-$(CONFIG_ARCH_HISI) += hi6220-hikey.dtb dtb-$(CONFIG_ARCH_HISI) += hip05-d02.dtb dtb-$(CONFIG_ARCH_HISI) += hip06-d03.dtb dtb-$(CONFIG_ARCH_HISI) += hip07-d05.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts index fd4705c451e2..97d768730952 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts +++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * dts file for Hisilicon HiKey960 Development Board * @@ -196,6 +197,325 @@ }; }; +/* + * Legend: proper name = the GPIO line is used as GPIO + * NC = not connected (pin out but not routed from the chip to + * anything the board) + * "[PER]" = pin is muxed for [peripheral] (not GPIO) + * "" = no idea, schematic doesn't say, could be + * unrouted (not connected to any external pin) + * LSEC = Low Speed External Connector + * HSEC = High Speed External Connector + * + * Line names are taken from "HiKey 960 Board ver A" schematics + * from Huawei. The 40 pin low speed expansion connector is named + * J2002 63453-140LF. + * + * For the lines routed to the external connectors the + * lines are named after the 96Boards CE Specification 1.0, + * Appendix "Expansion Connector Signal Description". + * + * When the 96Board naming of a line and the schematic name of + * the same line are in conflict, the 96Board specification + * takes precedence, which means that the external UART on the + * LSEC is named UART0 while the schematic and SoC names this + * UART3. This is only for the informational lines i.e. "[FOO]", + * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only + * ones actually used for GPIO. + */ +&gpio0 { + /* GPIO_000-GPIO_007 */ + gpio-line-names = + "", + "TP901", /* TEST_MODE connected to TP901 */ + "[PMU0_SSI]", + "[PMU1_SSI]", + "[PMU2_SSI]", + "[PMU0_CLKOUT]", + "[JTAG_TCK]", + "[JTAG_TMS]"; +}; + +&gpio1 { + /* GPIO_008-GPIO_015 */ + gpio-line-names = + "[JTAG_TRST_N]", + "[JTAG_TDI]", + "[JTAG_TDO]", + "NC", "NC", + "[I2C3_SCL]", + "[I2C3_SDA]", + "NC"; +}; + +&gpio2 { + /* GPIO_016-GPIO_023 */ + gpio-line-names = + "NC", "NC", "NC", + "GPIO-J", /* LSEC pin 32: GPIO_019 */ + "GPIO_020_HDMI_SEL", + "GPIO-L", /* LSEC pin 34: GPIO_021 */ + "GPIO_022_UFSBUCK_INT_N", + "GPIO-G"; /* LSEC pin 29: LCD_TE0 */ +}; + +&gpio3 { + /* GPIO_024-GPIO_031 */ + /* The rail from pin BK36 is named LCD_TE0, we assume to be muxed as GPIO for GPIO-G */ + gpio-line-names = + "[CSI0_MCLK]", /* HSEC pin 15: ISP_CCLK0_MCAM */ + "[CSI1_MCLK]", /* HSEC pin 17: ISP_CCLK1_SCAM */ + "NC", + "[I2C2_SCL]", /* HSEC pin 32: ISP_SCL0 */ + "[I2C2_SDA]", /* HSEC pin 34: ISP_SDA0 */ + "[I2C3_SCL]", /* HSEC pin 36: ISP_SCL1 */ + "[I2C3_SDA]", /* HSEC pin 38: ISP_SDA1 */ + "NC"; +}; + +&gpio4 { + /* GPIO_032-GPIO_039 */ + gpio-line-names = + "NC", "NC", + "PWR_BTN_N", /* LSEC pin 4: GPIO_034_PWRON_DET */ + "GPIO_035_PMU2_EN", + "GPIO_036_USB_HUB_RESET", + "NC", "NC", "NC"; +}; + +&gpio5 { + /* GPIO_040-GPIO_047 */ + gpio-line-names = + "GPIO-H", /* LSEC pin 30: GPIO_040_LCD_RST_N */ + "GPIO_041_HDMI_PD", + "TP904", /* Test point */ + "TP905", /* Test point */ + "NC", "NC", + "GPIO_046_HUB_VDD33_EN", + "GPIO_047_PMU1_EN"; +}; + +&gpio6 { + /* GPIO_048-GPIO_055 */ + gpio-line-names = + "NC", "NC", "NC", + "GPIO_051_WIFI_EN", + "GPIO-I", /* LSEC pin 31: GPIO_052_CAM0_RST_N */ + /* + * These two pins should be used for SD(IO) data according to the + * 96boards specification but seems to be repurposed for a IRDA UART. + * They are however named according to the spec. + */ + "[SD_DAT1]", /* HSEC pin 3: UART0_IRDA_RXD */ + "[SD_DAT2]", /* HSEC pin 5: UART0_IRDA_TXD */ + "[UART1_RXD]"; /* LSEC pin 13: DEBUG_UART6_RXD */ +}; + +&gpio7 { + /* GPIO_056-GPIO_063 */ + gpio-line-names = + "[UART1_TXD]", /* LSEC pin 11: DEBUG_UART6_TXD */ + "[UART0_CTS]", /* LSEC pin 3: UART3_CTS_N */ + "[UART0_RTS]", /* LSEC pin 9: UART3_RTS_N */ + "[UART0_RXD]", /* LSEC pin 7: UART3_RXD */ + "[UART0_TXD]", /* LSEC pin 5: UART3_TXD */ + "[SOC_BT_UART4_CTS_N]", + "[SOC_BT_UART4_RTS_N]", + "[SOC_BT_UART4_RXD]"; +}; + +&gpio8 { + /* GPIO_064-GPIO_071 */ + gpio-line-names = + "[SOC_BT_UART4_TXD]", + "NC", + "[PMU_HKADC_SSI]", + "NC", + "GPIO_068_SEL", + "NC", "NC", "NC"; + +}; + +&gpio9 { + /* GPIO_072-GPIO_079 */ + gpio-line-names = + "NC", "NC", "NC", + "GPIO-K", /* LSEC pin 33: GPIO_075_CAM1_RST_N */ + "NC", "NC", "NC", "NC"; +}; + +&gpio10 { + /* GPIO_080-GPIO_087 */ + gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio11 { + /* GPIO_088-GPIO_095 */ + gpio-line-names = + "NC", + "[PCIE_PERST_N]", + "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio12 { + /* GPIO_096-GPIO_103 */ + gpio-line-names = "NC", "NC", "NC", "", "", "", "", "NC"; +}; + +&gpio13 { + /* GPIO_104-GPIO_111 */ + gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio14 { + /* GPIO_112-GPIO_119 */ + gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio15 { + /* GPIO_120-GPIO_127 */ + gpio-line-names = + "NC", "NC", "NC", "NC", "NC", "NC", + "GPIO_126_BT_EN", + "TP902"; /* GPIO_127_JTAG_SEL0 */ +}; + +&gpio16 { + /* GPIO_128-GPIO_135 */ + gpio-line-names = "", "", "", "", "", "", "", ""; +}; + +&gpio17 { + /* GPIO_136-GPIO_143 */ + gpio-line-names = "", "", "", "", "", "", "", ""; +}; + +&gpio18 { + /* GPIO_144-GPIO_151 */ + gpio-line-names = + "[UFS_REF_CLK]", + "[UFS_RST_N]", + "[SPI1_SCLK]", /* HSEC pin 9: GPIO_146_SPI3_CLK */ + "[SPI1_DIN]", /* HSEC pin 11: GPIO_147_SPI3_DI */ + "[SPI1_DOUT]", /* HSEC pin 1: GPIO_148_SPI3_DO */ + "[SPI1_CS]", /* HSEC pin 7: GPIO_149_SPI3_CS0_N */ + "GPIO_150_USER_LED1", + "GPIO_151_USER_LED2"; +}; + +&gpio19 { + /* GPIO_152-GPIO_159 */ + gpio-line-names = "NC", "NC", "NC", "NC", "", "", "", ""; +}; + +&gpio20 { + /* GPIO_160-GPIO_167 */ + gpio-line-names = + "[SD_CLK]", + "[SD_CMD]", + "[SD_DATA0]", + "[SD_DATA1]", + "[SD_DATA2]", + "[SD_DATA3]", + "", ""; +}; + +&gpio21 { + /* GPIO_168-GPIO_175 */ + gpio-line-names = + "[WL_SDIO_CLK]", + "[WL_SDIO_CMD]", + "[WL_SDIO_DATA0]", + "[WL_SDIO_DATA1]", + "[WL_SDIO_DATA2]", + "[WL_SDIO_DATA3]", + "", ""; +}; + +&gpio22 { + /* GPIO_176-GPIO_183 */ + gpio-line-names = + "[GPIO_176_PMU_PWR_HOLD]", + "NA", + "[SYSCLK_EN]", + "GPIO_179_WL_WAKEUP_AP", + "GPIO_180_HDMI_INT", + "NA", + "GPIO-F", /* LSEC pin 28: LCD_BL_PWM */ + "[I2C0_SCL]"; /* LSEC pin 15 */ +}; + +&gpio23 { + /* GPIO_184-GPIO_191 */ + gpio-line-names = + "[I2C0_SDA]", /* LSEC pin 17 */ + "[I2C1_SCL]", /* Actual SoC I2C1 */ + "[I2C1_SDA]", /* Actual SoC I2C1 */ + "[I2C1_SCL]", /* LSEC pin 19: I2C7_SCL */ + "[I2C1_SDA]", /* LSEC pin 21: I2C7_SDA */ + "GPIO_189_USER_LED3", + "GPIO_190_USER_LED4", + ""; +}; + +&gpio24 { + /* GPIO_192-GPIO_199 */ + gpio-line-names = + "[PCM_DI]", /* LSEC pin 22: GPIO_192_I2S0_DI */ + "[PCM_DO]", /* LSEC pin 20: GPIO_193_I2S0_DO */ + "[PCM_CLK]", /* LSEC pin 18: GPIO_194_I2S0_XCLK */ + "[PCM_FS]", /* LSEC pin 16: GPIO_195_I2S0_XFS */ + "[GPIO_196_I2S2_DI]", + "[GPIO_197_I2S2_DO]", + "[GPIO_198_I2S2_XCLK]", + "[GPIO_199_I2S2_XFS]"; +}; + +&gpio25 { + /* GPIO_200-GPIO_207 */ + gpio-line-names = + "NC", + "NC", + "GPIO_202_VBUS_TYPEC", + "GPIO_203_SD_DET", + "GPIO_204_PMU12_IRQ_N", + "GPIO_205_WIFI_ACTIVE", + "GPIO_206_USBSW_SEL", + "GPIO_207_BT_ACTIVE"; +}; + +&gpio26 { + /* GPIO_208-GPIO_215 */ + gpio-line-names = + "GPIO-A", /* LSEC pin 23: GPIO_208 */ + "GPIO-B", /* LSEC pin 24: GPIO_209 */ + "GPIO-C", /* LSEC pin 25: GPIO_210 */ + "GPIO-D", /* LSEC pin 26: GPIO_211 */ + "GPIO-E", /* LSEC pin 27: GPIO_212 */ + "[PCIE_CLKREQ_N]", + "[PCIE_WAKE_N]", + "[SPI0_CLK]"; /* LSEC pin 8: SPI2_CLK */ +}; + +&gpio27 { + /* GPIO_216-GPIO_223 */ + gpio-line-names = + "[SPI0_DIN]", /* LSEC pin 10: SPI2_DI */ + "[SPI0_DOUT]", /* LSEC pin 14: SPI2_DO */ + "[SPI0_CS]", /* LSEC pin 12: SPI2_CS0_N */ + "GPIO_219_CC_INT", + "NC", + "NC", + "[PMU_INT]", + ""; +}; + +&gpio28 { + /* GPIO_224-GPIO_231 */ + gpio-line-names = + "", "", "", "", "", "", "", ""; +}; + &i2c0 { /* On Low speed expansion */ label = "LS-I2C0"; diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi index b7a90d632959..ab0b95ba5ae5 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * dts file for Hisilicon Hi3660 SoC * @@ -978,5 +979,12 @@ clocks = <&crg_ctrl HI3660_OSC32K>; clock-names = "apb_pclk"; }; + + tsensor: tsensor@fff30000 { + compatible = "hisilicon,hi3660-tsensor"; + reg = <0x0 0xfff30000 0x0 0x1000>; + interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>; + #thermal-sensor-cells = <1>; + }; }; }; diff --git a/arch/arm64/boot/dts/hisilicon/hi3798cv200-poplar.dts b/arch/arm64/boot/dts/hisilicon/hi3798cv200-poplar.dts index b9142871d6fe..a6fd13389f8d 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3798cv200-poplar.dts +++ b/arch/arm64/boot/dts/hisilicon/hi3798cv200-poplar.dts @@ -78,17 +78,17 @@ &gpio1 { status = "okay"; - gpio-line-names = "LS-GPIO-E", "", + gpio-line-names = "GPIO-E", "", "", "", - "", "LS-GPIO-F", - "", "LS-GPIO-J"; + "", "GPIO-F", + "", "GPIO-J"; }; &gpio2 { status = "okay"; - gpio-line-names = "LS-GPIO-H", "LS-GPIO-I", - "LS-GPIO-L", "LS-GPIO-G", - "LS-GPIO-K", "", + gpio-line-names = "GPIO-H", "GPIO-I", + "GPIO-L", "GPIO-G", + "GPIO-K", "", "", ""; }; @@ -96,15 +96,15 @@ status = "okay"; gpio-line-names = "", "", "", "", - "LS-GPIO-C", "", - "", "LS-GPIO-B"; + "GPIO-C", "", + "", "GPIO-B"; }; &gpio4 { status = "okay"; gpio-line-names = "", "", "", "", - "", "LS-GPIO-D", + "", "GPIO-D", "", ""; }; @@ -112,7 +112,7 @@ status = "okay"; gpio-line-names = "", "USER-LED-1", "USER-LED-2", "", - "", "LS-GPIO-A", + "", "GPIO-A", "", ""; }; diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-coresight.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220-coresight.dtsi new file mode 100644 index 000000000000..7afee5d5087b --- /dev/null +++ b/arch/arm64/boot/dts/hisilicon/hi6220-coresight.dtsi @@ -0,0 +1,381 @@ +/* + * dtsi file for Hisilicon Hi6220 coresight + * + * Copyright (C) 2017 Hisilicon Ltd. + * + * Author: Pengcheng Li <lipengcheng8@huawei.com> + * Leo Yan <leo.yan@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * publishhed by the Free Software Foundation. + * + */ + +/ { + soc { + funnel@f6401000 { + compatible = "arm,coresight-funnel", "arm,primecell"; + reg = <0 0xf6401000 0 0x1000>; + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + soc_funnel_out: endpoint { + remote-endpoint = + <&etf_in>; + }; + }; + + port@1 { + reg = <0>; + soc_funnel_in: endpoint { + slave-mode; + remote-endpoint = + <&acpu_funnel_out>; + }; + }; + }; + }; + + etf@f6402000 { + compatible = "arm,coresight-tmc", "arm,primecell"; + reg = <0 0xf6402000 0 0x1000>; + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + etf_in: endpoint { + slave-mode; + remote-endpoint = + <&soc_funnel_out>; + }; + }; + + port@1 { + reg = <0>; + etf_out: endpoint { + remote-endpoint = + <&replicator_in>; + }; + }; + }; + }; + + replicator { + compatible = "arm,coresight-replicator"; + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + replicator_in: endpoint { + slave-mode; + remote-endpoint = + <&etf_out>; + }; + }; + + port@1 { + reg = <0>; + replicator_out0: endpoint { + remote-endpoint = + <&etr_in>; + }; + }; + + port@2 { + reg = <1>; + replicator_out1: endpoint { + remote-endpoint = + <&tpiu_in>; + }; + }; + }; + }; + + etr@f6404000 { + compatible = "arm,coresight-tmc", "arm,primecell"; + reg = <0 0xf6404000 0 0x1000>; + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + etr_in: endpoint { + slave-mode; + remote-endpoint = + <&replicator_out0>; + }; + }; + }; + }; + + tpiu@f6405000 { + compatible = "arm,coresight-tpiu", "arm,primecell"; + reg = <0 0xf6405000 0 0x1000>; + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + tpiu_in: endpoint { + slave-mode; + remote-endpoint = + <&replicator_out1>; + }; + }; + }; + }; + + funnel@f6501000 { + compatible = "arm,coresight-funnel", "arm,primecell"; + reg = <0 0xf6501000 0 0x1000>; + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + acpu_funnel_out: endpoint { + remote-endpoint = + <&soc_funnel_in>; + }; + }; + + port@1 { + reg = <0>; + acpu_funnel_in0: endpoint { + slave-mode; + remote-endpoint = + <&etm0_out>; + }; + }; + + port@2 { + reg = <1>; + acpu_funnel_in1: endpoint { + slave-mode; + remote-endpoint = + <&etm1_out>; + }; + }; + + port@3 { + reg = <2>; + acpu_funnel_in2: endpoint { + slave-mode; + remote-endpoint = + <&etm2_out>; + }; + }; + + port@4 { + reg = <3>; + acpu_funnel_in3: endpoint { + slave-mode; + remote-endpoint = + <&etm3_out>; + }; + }; + + port@5 { + reg = <4>; + acpu_funnel_in4: endpoint { + slave-mode; + remote-endpoint = + <&etm4_out>; + }; + }; + + port@6 { + reg = <5>; + acpu_funnel_in5: endpoint { + slave-mode; + remote-endpoint = + <&etm5_out>; + }; + }; + + port@7 { + reg = <6>; + acpu_funnel_in6: endpoint { + slave-mode; + remote-endpoint = + <&etm6_out>; + }; + }; + + port@8 { + reg = <7>; + acpu_funnel_in7: endpoint { + slave-mode; + remote-endpoint = + <&etm7_out>; + }; + }; + }; + }; + + etm@f659c000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0 0xf659c000 0 0x1000>; + + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + cpu = <&cpu0>; + + port { + etm0_out: endpoint { + remote-endpoint = + <&acpu_funnel_in0>; + }; + }; + }; + + etm@f659d000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0 0xf659d000 0 0x1000>; + + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + cpu = <&cpu1>; + + port { + etm1_out: endpoint { + remote-endpoint = + <&acpu_funnel_in1>; + }; + }; + }; + + etm@f659e000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0 0xf659e000 0 0x1000>; + + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + cpu = <&cpu2>; + + port { + etm2_out: endpoint { + remote-endpoint = + <&acpu_funnel_in2>; + }; + }; + }; + + etm@f659f000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0 0xf659f000 0 0x1000>; + + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + cpu = <&cpu3>; + + port { + etm3_out: endpoint { + remote-endpoint = + <&acpu_funnel_in3>; + }; + }; + }; + + etm@f65dc000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0 0xf65dc000 0 0x1000>; + + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + cpu = <&cpu4>; + + port { + etm4_out: endpoint { + remote-endpoint = + <&acpu_funnel_in4>; + }; + }; + }; + + etm@f65dd000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0 0xf65dd000 0 0x1000>; + + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + cpu = <&cpu5>; + + port { + etm5_out: endpoint { + remote-endpoint = + <&acpu_funnel_in5>; + }; + }; + }; + + etm@f65de000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0 0xf65de000 0 0x1000>; + + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + cpu = <&cpu6>; + + port { + etm6_out: endpoint { + remote-endpoint = + <&acpu_funnel_in6>; + }; + }; + }; + + etm@f65df000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0 0xf65df000 0 0x1000>; + + clocks = <&acpu_sctrl HI6220_ACPU_SFT_AT_S>; + clock-names = "apb_pclk"; + + cpu = <&cpu7>; + + port { + etm7_out: endpoint { + remote-endpoint = + <&acpu_funnel_in7>; + }; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts index 2b526304ed27..3aee6123d161 100644 --- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts +++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * dts file for Hisilicon HiKey Development Board * diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi index 02a3aa4b2165..6a180d1926e8 100644 --- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * dts file for Hisilicon Hi6220 SoC * @@ -986,3 +987,5 @@ }; }; }; + +#include "hi6220-coresight.dtsi" diff --git a/arch/arm64/boot/dts/hisilicon/hikey-pinctrl.dtsi b/arch/arm64/boot/dts/hisilicon/hikey-pinctrl.dtsi index 0916e8459d6b..e7d22619a4c0 100644 --- a/arch/arm64/boot/dts/hisilicon/hikey-pinctrl.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hikey-pinctrl.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * pinctrl dts fils for Hislicon HiKey development board * diff --git a/arch/arm64/boot/dts/hisilicon/hikey960-pinctrl.dtsi b/arch/arm64/boot/dts/hisilicon/hikey960-pinctrl.dtsi index 7e542d28dadb..d11efc81958c 100644 --- a/arch/arm64/boot/dts/hisilicon/hikey960-pinctrl.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hikey960-pinctrl.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * pinctrl dts fils for Hislicon HiKey960 development board * diff --git a/arch/arm64/boot/dts/hisilicon/hip05-d02.dts b/arch/arm64/boot/dts/hisilicon/hip05-d02.dts index abba750b87f8..3bbd017f088f 100644 --- a/arch/arm64/boot/dts/hisilicon/hip05-d02.dts +++ b/arch/arm64/boot/dts/hisilicon/hip05-d02.dts @@ -18,7 +18,7 @@ model = "Hisilicon Hip05 D02 Development Board"; compatible = "hisilicon,hip05-d02"; - memory@00000000 { + memory@0 { device_type = "memory"; reg = <0x0 0x00000000 0x0 0x80000000>; }; diff --git a/arch/arm64/boot/dts/hisilicon/hip06-d03.dts b/arch/arm64/boot/dts/hisilicon/hip06-d03.dts index 7c4114a67753..9af633021a42 100644 --- a/arch/arm64/boot/dts/hisilicon/hip06-d03.dts +++ b/arch/arm64/boot/dts/hisilicon/hip06-d03.dts @@ -17,7 +17,7 @@ model = "Hisilicon Hip06 D03 Development Board"; compatible = "hisilicon,hip06-d03"; - memory@00000000 { + memory@0 { device_type = "memory"; reg = <0x0 0x00000000 0x0 0x40000000>; }; diff --git a/arch/arm64/boot/dts/lg/Makefile b/arch/arm64/boot/dts/lg/Makefile index 5c7b54c12adc..4c3959e24e1b 100644 --- a/arch/arm64/boot/dts/lg/Makefile +++ b/arch/arm64/boot/dts/lg/Makefile @@ -1,6 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_LG1K) += lg1312-ref.dtb dtb-$(CONFIG_ARCH_LG1K) += lg1313-ref.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/lg/lg1312-ref.dts b/arch/arm64/boot/dts/lg/lg1312-ref.dts index 6d78d6bc7f9c..260a2c5b19e5 100644 --- a/arch/arm64/boot/dts/lg/lg1312-ref.dts +++ b/arch/arm64/boot/dts/lg/lg1312-ref.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * dts file for lg1312 Reference Board. * diff --git a/arch/arm64/boot/dts/lg/lg1312.dtsi b/arch/arm64/boot/dts/lg/lg1312.dtsi index fbafa24cd533..860c8fb10795 100644 --- a/arch/arm64/boot/dts/lg/lg1312.dtsi +++ b/arch/arm64/boot/dts/lg/lg1312.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * dts file for lg1312 SoC * diff --git a/arch/arm64/boot/dts/lg/lg1313-ref.dts b/arch/arm64/boot/dts/lg/lg1313-ref.dts index df0ece43cfbf..e89ae853788a 100644 --- a/arch/arm64/boot/dts/lg/lg1313-ref.dts +++ b/arch/arm64/boot/dts/lg/lg1313-ref.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * dts file for lg1313 Reference Board. * diff --git a/arch/arm64/boot/dts/lg/lg1313.dtsi b/arch/arm64/boot/dts/lg/lg1313.dtsi index e703e1149c75..1887af654a7d 100644 --- a/arch/arm64/boot/dts/lg/lg1313.dtsi +++ b/arch/arm64/boot/dts/lg/lg1313.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * dts file for lg1313 SoC * diff --git a/arch/arm64/boot/dts/marvell/Makefile b/arch/arm64/boot/dts/marvell/Makefile index 6cff81eeaae2..cb454beede55 100644 --- a/arch/arm64/boot/dts/marvell/Makefile +++ b/arch/arm64/boot/dts/marvell/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Berlin SoC Family dtb-$(CONFIG_ARCH_BERLIN) += berlin4ct-dmp.dtb dtb-$(CONFIG_ARCH_BERLIN) += berlin4ct-stb.dtb @@ -9,7 +10,3 @@ dtb-$(CONFIG_ARCH_MVEBU) += armada-7040-db.dtb dtb-$(CONFIG_ARCH_MVEBU) += armada-8040-db.dtb dtb-$(CONFIG_ARCH_MVEBU) += armada-8040-mcbin.dtb dtb-$(CONFIG_ARCH_MVEBU) += armada-8080-db.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/marvell/armada-3720-db.dts b/arch/arm64/boot/dts/marvell/armada-3720-db.dts index 9df0f06ce607..0f3468e777f7 100644 --- a/arch/arm64/boot/dts/marvell/armada-3720-db.dts +++ b/arch/arm64/boot/dts/marvell/armada-3720-db.dts @@ -94,6 +94,16 @@ 3300000 0x0>; enable-active-high; }; + + vcc_sd_reg2: regulator-vmcc { + compatible = "regulator-fixed"; + regulator-name = "vcc_sd2"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + enable-active-high; + gpio = <&gpio_exp 4 GPIO_ACTIVE_HIGH>; + }; }; /* Gigabit module on CON19(V2.0)/CON21(V1.4) */ @@ -179,6 +189,7 @@ bus-width = <4>; marvell,pad-type = "sd"; vqmmc-supply = <&vcc_sd_reg1>; + vmmc-supply = <&vcc_sd_reg2>; status = "okay"; }; @@ -216,7 +227,7 @@ /* * Exported on the micro USB connector CON30(V2.0)/CON32(V1.4) through - * an FTDI + * an FTDI (also on CON24(V2.0)/CON26(V1.4)). */ &uart0 { pinctrl-names = "default"; @@ -224,6 +235,13 @@ status = "okay"; }; +/* CON26(V2.0)/CON28(V1.4) */ +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart2_pins>; + status = "okay"; +}; + /* CON27(V2.0)/CON29(V1.4) */ &usb2 { status = "okay"; diff --git a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts index 2ce52ba74f73..bdfb5553ddb5 100644 --- a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts +++ b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts @@ -98,9 +98,21 @@ /* Exported on the micro USB connector J5 through an FTDI */ &uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_pins>; status = "okay"; }; +/* + * Connector J17 and J18 expose a number of different features. Some pins are + * multiplexed. This is the case for instance for the following features: + * - UART1 (pin 24 = RX, pin 26 = TX). See armada-3720-db.dts for an example of + * how to enable it. Beware that the signals are 1.8V TTL. + * - I2C + * - SPI + * - MMC + */ + /* J7 */ &usb3 { status = "okay"; diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi index 8c0cf7efac65..90c26d616a54 100644 --- a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi @@ -55,6 +55,7 @@ aliases { serial0 = &uart0; + serial1 = &uart1; }; cpus { @@ -134,8 +135,24 @@ uart0: serial@12000 { compatible = "marvell,armada-3700-uart"; - reg = <0x12000 0x400>; - interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + reg = <0x12000 0x200>; + clocks = <&xtalclk>; + interrupts = + <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "uart-sum", "uart-tx", "uart-rx"; + status = "disabled"; + }; + + uart1: serial@12200 { + compatible = "marvell,armada-3700-uart-ext"; + reg = <0x12200 0x30>; + clocks = <&xtalclk>; + interrupts = + <GIC_SPI 30 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 31 IRQ_TYPE_EDGE_RISING>; + interrupt-names = "uart-tx", "uart-rx"; status = "disabled"; }; @@ -183,7 +200,6 @@ <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 155 IRQ_TYPE_LEVEL_HIGH>; - }; xtalclk: xtal-clk { diff --git a/arch/arm64/boot/dts/marvell/armada-7040-db.dts b/arch/arm64/boot/dts/marvell/armada-7040-db.dts index 9c3bdf87e543..52b5341cb270 100644 --- a/arch/arm64/boot/dts/marvell/armada-7040-db.dts +++ b/arch/arm64/boot/dts/marvell/armada-7040-db.dts @@ -56,7 +56,7 @@ stdout-path = "serial0:115200n8"; }; - memory@00000000 { + memory@0 { device_type = "memory"; reg = <0x0 0x0 0x0 0x80000000>; }; @@ -124,6 +124,8 @@ &uart0 { status = "okay"; + pinctrl-0 = <&uart0_pins>; + pinctrl-names = "default"; }; @@ -141,9 +143,49 @@ gpio-controller; #gpio-cells = <2>; reg = <0x21>; + /* + * IO0_0: USB3_PWR_EN0 IO1_0: USB_3_1_Dev_Detect + * IO0_1: USB3_PWR_EN1 IO1_1: USB2_1_current_limit + * IO0_2: DDR3_4_Detect IO1_2: Hcon_IO_RstN + * IO0_3: USB2_DEVICE_DETECT + * IO0_4: GPIO_0 IO1_4: SD_Status + * IO0_5: GPIO_1 IO1_5: LDO_5V_Enable + * IO0_6: IHB_5V_Enable IO1_6: PWR_EN_eMMC + * IO0_7: IO1_7: SDIO_Vcntrl + */ }; }; +&cpm_nand { + /* + * SPI on CPM and NAND have common pins on this board. We can + * use only one at a time. To enable the NAND (whihch will + * disable the SPI), the "status = "okay";" line have to be + * added here. + */ + num-cs = <1>; + pinctrl-0 = <&nand_pins>, <&nand_rb>; + pinctrl-names = "default"; + nand-ecc-strength = <4>; + nand-ecc-step-size = <512>; + marvell,nand-enable-arbiter; + nand-on-flash-bbt; + + partition@0 { + label = "U-Boot"; + reg = <0 0x200000>; + }; + partition@200000 { + label = "Linux"; + reg = <0x200000 0xe00000>; + }; + partition@1000000 { + label = "Filesystem"; + reg = <0x1000000 0x3f000000>; + }; +}; + + &cpm_spi1 { status = "okay"; @@ -197,7 +239,7 @@ status = "okay"; bus-width = <4>; no-1-8-v; - non-removable; + cd-gpios = <&expander0 12 GPIO_ACTIVE_LOW>; }; &cpm_mdio { @@ -215,10 +257,21 @@ status = "okay"; }; +&cpm_eth0 { + status = "okay"; + /* Network PHY */ + phy-mode = "10gbase-kr"; + /* Generic PHY, providing serdes lanes */ + phys = <&cpm_comphy2 0>; +}; + &cpm_eth1 { status = "okay"; + /* Network PHY */ phy = <&phy0>; phy-mode = "sgmii"; + /* Generic PHY, providing serdes lanes */ + phys = <&cpm_comphy0 1>; }; &cpm_eth2 { diff --git a/arch/arm64/boot/dts/marvell/armada-70x0.dtsi b/arch/arm64/boot/dts/marvell/armada-70x0.dtsi index 860b6ae9dcc5..0e1a1e5be399 100644 --- a/arch/arm64/boot/dts/marvell/armada-70x0.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-70x0.dtsi @@ -64,5 +64,19 @@ &cpm_syscon0 { cpm_pinctrl: pinctrl { compatible = "marvell,armada-7k-pinctrl"; + + nand_pins: nand-pins { + marvell,pins = + "mpp15", "mpp16", "mpp17", "mpp18", + "mpp19", "mpp20", "mpp21", "mpp22", + "mpp23", "mpp24", "mpp25", "mpp26", + "mpp27"; + marvell,function = "dev"; + }; + + nand_rb: nand-rb { + marvell,pins = "mpp13"; + marvell,function = "nf"; + }; }; }; diff --git a/arch/arm64/boot/dts/marvell/armada-8040-db.dts b/arch/arm64/boot/dts/marvell/armada-8040-db.dts index 0d7b2ae46610..d97b72bed662 100644 --- a/arch/arm64/boot/dts/marvell/armada-8040-db.dts +++ b/arch/arm64/boot/dts/marvell/armada-8040-db.dts @@ -56,7 +56,7 @@ stdout-path = "serial0:115200n8"; }; - memory@00000000 { + memory@0 { device_type = "memory"; reg = <0x0 0x0 0x0 0x80000000>; }; @@ -139,8 +139,14 @@ /* Accessible over the mini-USB CON9 connector on the main board */ &uart0 { status = "okay"; + pinctrl-0 = <&uart0_pins>; + pinctrl-names = "default"; }; +/* CON6 on CP0 expansion */ +&cpm_pcie0 { + status = "okay"; +}; /* CON5 on CP0 expansion */ &cpm_pcie2 { @@ -200,12 +206,27 @@ status = "okay"; }; +&cpm_eth0 { + status = "okay"; + phy-mode = "10gbase-kr"; +}; + &cpm_eth2 { status = "okay"; phy = <&phy1>; phy-mode = "rgmii-id"; }; +/* CON6 on CP1 expansion */ +&cps_pcie0 { + status = "okay"; +}; + +/* CON7 on CP1 expansion */ +&cps_pcie1 { + status = "okay"; +}; + /* CON5 on CP1 expansion */ &cps_pcie2 { status = "okay"; @@ -216,6 +237,37 @@ clock-frequency = <100000>; }; +&cps_spi1 { + status = "okay"; + + spi-flash@0 { + #address-cells = <0x1>; + #size-cells = <0x1>; + compatible = "jedec,spi-nor"; + reg = <0x0>; + spi-max-frequency = <20000000>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "Boot"; + reg = <0x0 0x200000>; + }; + partition@200000 { + label = "Filesystem"; + reg = <0x200000 0xd00000>; + }; + partition@f00000 { + label = "Boot_2nd"; + reg = <0xf00000 0x100000>; + }; + }; + }; +}; + /* CON4 on CP1 expansion */ &cps_sata0 { status = "okay"; @@ -244,6 +296,11 @@ status = "okay"; }; +&cps_eth0 { + status = "okay"; + phy-mode = "10gbase-kr"; +}; + &cps_eth1 { status = "okay"; phy = <&phy0>; diff --git a/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts b/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts index acf5c7d16d79..b3350827ee55 100644 --- a/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts +++ b/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts @@ -57,7 +57,7 @@ stdout-path = "serial0:115200n8"; }; - memory@00000000 { + memory@0 { device_type = "memory"; reg = <0x0 0x0 0x0 0x80000000>; }; @@ -101,6 +101,8 @@ &uart0 { status = "okay"; + pinctrl-0 = <&uart0_pins>; + pinctrl-names = "default"; }; &ap_sdhci0 { @@ -222,8 +224,11 @@ &cpm_eth0 { status = "okay"; + /* Network PHY */ phy = <&phy0>; phy-mode = "10gbase-kr"; + /* Generic PHY, providing serdes lanes */ + phys = <&cpm_comphy4 0>; }; &cpm_sata0 { @@ -257,15 +262,21 @@ &cps_eth0 { status = "okay"; + /* Network PHY */ phy = <&phy8>; phy-mode = "10gbase-kr"; + /* Generic PHY, providing serdes lanes */ + phys = <&cps_comphy4 0>; }; &cps_eth1 { /* CPS Lane 0 - J5 (Gigabit RJ45) */ status = "okay"; + /* Network PHY */ phy = <&ge_phy>; phy-mode = "sgmii"; + /* Generic PHY, providing serdes lanes */ + phys = <&cps_comphy0 1>; }; &cps_pinctrl { diff --git a/arch/arm64/boot/dts/marvell/armada-8080-db.dts b/arch/arm64/boot/dts/marvell/armada-8080-db.dts index 707af833832b..85b58a19a9fb 100644 --- a/arch/arm64/boot/dts/marvell/armada-8080-db.dts +++ b/arch/arm64/boot/dts/marvell/armada-8080-db.dts @@ -55,7 +55,7 @@ stdout-path = "serial0:115200n8"; }; - memory@00000000 { + memory@0 { device_type = "memory"; reg = <0x0 0x0 0x0 0x80000000>; }; diff --git a/arch/arm64/boot/dts/marvell/armada-ap806-dual.dtsi b/arch/arm64/boot/dts/marvell/armada-ap806-dual.dtsi index 95a1ff60f6c1..b98ea137371d 100644 --- a/arch/arm64/boot/dts/marvell/armada-ap806-dual.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-ap806-dual.dtsi @@ -54,13 +54,13 @@ #address-cells = <1>; #size-cells = <0>; - cpu@000 { + cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a72", "arm,armv8"; reg = <0x000>; enable-method = "psci"; }; - cpu@001 { + cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a72", "arm,armv8"; reg = <0x001>; diff --git a/arch/arm64/boot/dts/marvell/armada-ap806-quad.dtsi b/arch/arm64/boot/dts/marvell/armada-ap806-quad.dtsi index ba43a4357b89..116164ff260f 100644 --- a/arch/arm64/boot/dts/marvell/armada-ap806-quad.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-ap806-quad.dtsi @@ -54,13 +54,13 @@ #address-cells = <1>; #size-cells = <0>; - cpu@000 { + cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a72", "arm,armv8"; reg = <0x000>; enable-method = "psci"; }; - cpu@001 { + cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a72", "arm,armv8"; reg = <0x001>; diff --git a/arch/arm64/boot/dts/marvell/armada-ap806.dtsi b/arch/arm64/boot/dts/marvell/armada-ap806.dtsi index 30d48ecf46e0..1c4dd8ab9ad5 100644 --- a/arch/arm64/boot/dts/marvell/armada-ap806.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-ap806.dtsi @@ -241,6 +241,12 @@ }; + watchdog: watchdog@600000 { + compatible = "arm,sbsa-gwdt"; + reg = <0x610000 0x1000>, <0x600000 0x1000>; + interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>; + }; + ap_sdhci0: sdhci@6e0000 { compatible = "marvell,armada-ap806-sdhci"; reg = <0x6e0000 0x300>; @@ -263,6 +269,11 @@ ap_pinctrl: pinctrl { compatible = "marvell,ap806-pinctrl"; + + uart0_pins: uart0-pins { + marvell,pins = "mpp11", "mpp19"; + marvell,function = "uart0"; + }; }; ap_gpio: gpio@1040 { diff --git a/arch/arm64/boot/dts/marvell/armada-ap810-ap0-octa-core.dtsi b/arch/arm64/boot/dts/marvell/armada-ap810-ap0-octa-core.dtsi index bf1b22b70384..7f0661e12f5e 100644 --- a/arch/arm64/boot/dts/marvell/armada-ap810-ap0-octa-core.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-ap810-ap0-octa-core.dtsi @@ -52,13 +52,13 @@ #size-cells = <0>; compatible = "marvell,armada-ap810-octa"; - cpu@000 { + cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a72", "arm,armv8"; reg = <0x000>; enable-method = "psci"; }; - cpu@001 { + cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a72", "arm,armv8"; reg = <0x001>; diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi index 8263a8a504a8..e3b64d03fbd8 100644 --- a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi @@ -74,9 +74,10 @@ <ICU_GRP_NSR 43 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 47 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 51 IRQ_TYPE_LEVEL_HIGH>, - <ICU_GRP_NSR 55 IRQ_TYPE_LEVEL_HIGH>; + <ICU_GRP_NSR 55 IRQ_TYPE_LEVEL_HIGH>, + <ICU_GRP_NSR 129 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "tx-cpu0", "tx-cpu1", "tx-cpu2", - "tx-cpu3", "rx-shared"; + "tx-cpu3", "rx-shared", "link"; port-id = <0>; gop-port-id = <0>; status = "disabled"; @@ -87,9 +88,10 @@ <ICU_GRP_NSR 44 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 48 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 52 IRQ_TYPE_LEVEL_HIGH>, - <ICU_GRP_NSR 56 IRQ_TYPE_LEVEL_HIGH>; + <ICU_GRP_NSR 56 IRQ_TYPE_LEVEL_HIGH>, + <ICU_GRP_NSR 128 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "tx-cpu0", "tx-cpu1", "tx-cpu2", - "tx-cpu3", "rx-shared"; + "tx-cpu3", "rx-shared", "link"; port-id = <1>; gop-port-id = <2>; status = "disabled"; @@ -100,15 +102,54 @@ <ICU_GRP_NSR 45 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 49 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 53 IRQ_TYPE_LEVEL_HIGH>, - <ICU_GRP_NSR 57 IRQ_TYPE_LEVEL_HIGH>; + <ICU_GRP_NSR 57 IRQ_TYPE_LEVEL_HIGH>, + <ICU_GRP_NSR 127 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "tx-cpu0", "tx-cpu1", "tx-cpu2", - "tx-cpu3", "rx-shared"; + "tx-cpu3", "rx-shared", "link"; port-id = <2>; gop-port-id = <3>; status = "disabled"; }; }; + cpm_comphy: phy@120000 { + compatible = "marvell,comphy-cp110"; + reg = <0x120000 0x6000>; + marvell,system-controller = <&cpm_syscon0>; + #address-cells = <1>; + #size-cells = <0>; + + cpm_comphy0: phy@0 { + reg = <0>; + #phy-cells = <1>; + }; + + cpm_comphy1: phy@1 { + reg = <1>; + #phy-cells = <1>; + }; + + cpm_comphy2: phy@2 { + reg = <2>; + #phy-cells = <1>; + }; + + cpm_comphy3: phy@3 { + reg = <3>; + #phy-cells = <1>; + }; + + cpm_comphy4: phy@4 { + reg = <4>; + #phy-cells = <1>; + }; + + cpm_comphy5: phy@5 { + reg = <5>; + #phy-cells = <1>; + }; + }; + cpm_mdio: mdio@12a200 { #address-cells = <1>; #size-cells = <0>; @@ -143,7 +184,7 @@ cpm_syscon0: system-controller@440000 { compatible = "syscon", "simple-mfd"; - reg = <0x440000 0x1000>; + reg = <0x440000 0x2000>; cpm_clk: clock { compatible = "marvell,cp110-clock"; @@ -274,12 +315,14 @@ * this controller is only usable on the CPM * for A7K and on the CPS for A8K. */ - compatible = "marvell,armada370-nand"; + compatible = "marvell,armada-8k-nand", + "marvell,armada370-nand"; reg = <0x720000 0x54>; #address-cells = <1>; #size-cells = <1>; interrupts = <ICU_GRP_NSR 115 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpm_clk 1 2>; + marvell,system-controller = <&cpm_syscon0>; status = "disabled"; }; @@ -336,7 +379,7 @@ /* non-prefetchable memory */ 0x82000000 0 0xf6000000 0 0xf6000000 0 0xf00000>; interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &cpm_icu 0 ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>; + interrupt-map = <0 0 0 0 &cpm_icu ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>; interrupts = <ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>; num-lanes = <1>; clocks = <&cpm_clk 1 13>; @@ -362,7 +405,7 @@ /* non-prefetchable memory */ 0x82000000 0 0xf7000000 0 0xf7000000 0 0xf00000>; interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &cpm_icu 0 ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>; + interrupt-map = <0 0 0 0 &cpm_icu ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>; interrupts = <ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>; num-lanes = <1>; @@ -389,7 +432,7 @@ /* non-prefetchable memory */ 0x82000000 0 0xf8000000 0 0xf8000000 0 0xf00000>; interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &cpm_icu 0 ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>; + interrupt-map = <0 0 0 0 &cpm_icu ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>; interrupts = <ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>; num-lanes = <1>; diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi index b71ee6c83668..0d51096c69f8 100644 --- a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi @@ -74,9 +74,10 @@ <ICU_GRP_NSR 43 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 47 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 51 IRQ_TYPE_LEVEL_HIGH>, - <ICU_GRP_NSR 55 IRQ_TYPE_LEVEL_HIGH>; + <ICU_GRP_NSR 55 IRQ_TYPE_LEVEL_HIGH>, + <ICU_GRP_NSR 129 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "tx-cpu0", "tx-cpu1", "tx-cpu2", - "tx-cpu3", "rx-shared"; + "tx-cpu3", "rx-shared", "link"; port-id = <0>; gop-port-id = <0>; status = "disabled"; @@ -87,9 +88,10 @@ <ICU_GRP_NSR 44 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 48 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 52 IRQ_TYPE_LEVEL_HIGH>, - <ICU_GRP_NSR 56 IRQ_TYPE_LEVEL_HIGH>; + <ICU_GRP_NSR 56 IRQ_TYPE_LEVEL_HIGH>, + <ICU_GRP_NSR 128 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "tx-cpu0", "tx-cpu1", "tx-cpu2", - "tx-cpu3", "rx-shared"; + "tx-cpu3", "rx-shared", "link"; port-id = <1>; gop-port-id = <2>; status = "disabled"; @@ -100,15 +102,54 @@ <ICU_GRP_NSR 45 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 49 IRQ_TYPE_LEVEL_HIGH>, <ICU_GRP_NSR 53 IRQ_TYPE_LEVEL_HIGH>, - <ICU_GRP_NSR 57 IRQ_TYPE_LEVEL_HIGH>; + <ICU_GRP_NSR 57 IRQ_TYPE_LEVEL_HIGH>, + <ICU_GRP_NSR 127 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "tx-cpu0", "tx-cpu1", "tx-cpu2", - "tx-cpu3", "rx-shared"; + "tx-cpu3", "rx-shared", "link"; port-id = <2>; gop-port-id = <3>; status = "disabled"; }; }; + cps_comphy: phy@120000 { + compatible = "marvell,comphy-cp110"; + reg = <0x120000 0x6000>; + marvell,system-controller = <&cps_syscon0>; + #address-cells = <1>; + #size-cells = <0>; + + cps_comphy0: phy@0 { + reg = <0>; + #phy-cells = <1>; + }; + + cps_comphy1: phy@1 { + reg = <1>; + #phy-cells = <1>; + }; + + cps_comphy2: phy@2 { + reg = <2>; + #phy-cells = <1>; + }; + + cps_comphy3: phy@3 { + reg = <3>; + #phy-cells = <1>; + }; + + cps_comphy4: phy@4 { + reg = <4>; + #phy-cells = <1>; + }; + + cps_comphy5: phy@5 { + reg = <5>; + #phy-cells = <1>; + }; + }; + cps_mdio: mdio@12a200 { #address-cells = <1>; #size-cells = <0>; @@ -143,7 +184,7 @@ cps_syscon0: system-controller@440000 { compatible = "syscon", "simple-mfd"; - reg = <0x440000 0x1000>; + reg = <0x440000 0x2000>; cps_clk: clock { compatible = "marvell,cp110-clock"; @@ -275,7 +316,8 @@ * this controller is only usable on the CPM * for A7K and on the CPS for A8K. */ - compatible = "marvell,armada370-nand"; + compatible = "marvell,armada370-nand", + "marvell,armada370-nand"; reg = <0x720000 0x54>; #address-cells = <1>; #size-cells = <1>; @@ -335,7 +377,7 @@ /* non-prefetchable memory */ 0x82000000 0 0xfa000000 0 0xfa000000 0 0xf00000>; interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &cps_icu 0 ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>; + interrupt-map = <0 0 0 0 &cps_icu ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>; interrupts = <ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>; num-lanes = <1>; clocks = <&cps_clk 1 13>; @@ -361,7 +403,7 @@ /* non-prefetchable memory */ 0x82000000 0 0xfb000000 0 0xfb000000 0 0xf00000>; interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &cps_icu 0 ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>; + interrupt-map = <0 0 0 0 &cps_icu ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>; interrupts = <ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>; num-lanes = <1>; @@ -388,7 +430,7 @@ /* non-prefetchable memory */ 0x82000000 0 0xfc000000 0 0xfc000000 0 0xf00000>; interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &cps_icu 0 ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>; + interrupt-map = <0 0 0 0 &cps_icu ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>; interrupts = <ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>; num-lanes = <1>; diff --git a/arch/arm64/boot/dts/marvell/berlin4ct.dtsi b/arch/arm64/boot/dts/marvell/berlin4ct.dtsi index d6b800fd26d0..d2f88b92d8e2 100644 --- a/arch/arm64/boot/dts/marvell/berlin4ct.dtsi +++ b/arch/arm64/boot/dts/marvell/berlin4ct.dtsi @@ -167,7 +167,7 @@ ranges = <0 0xe80000 0x10000>; interrupt-parent = <&aic>; - gpio0: gpio@0400 { + gpio0: gpio@400 { compatible = "snps,dw-apb-gpio"; reg = <0x0400 0x400>; #address-cells = <1>; @@ -185,7 +185,7 @@ }; }; - gpio1: gpio@0800 { + gpio1: gpio@800 { compatible = "snps,dw-apb-gpio"; reg = <0x0800 0x400>; #address-cells = <1>; @@ -203,7 +203,7 @@ }; }; - gpio2: gpio@0c00 { + gpio2: gpio@c00 { compatible = "snps,dw-apb-gpio"; reg = <0x0c00 0x400>; #address-cells = <1>; diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile index 151723b5c733..ac17f60f998c 100644 --- a/arch/arm64/boot/dts/mediatek/Makefile +++ b/arch/arm64/boot/dts/mediatek/Makefile @@ -1,10 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_MEDIATEK) += mt2712-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6755-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6795-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-rfb1.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-evb.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi index 57d0396b7faa..5d4e406bb35d 100644 --- a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi @@ -39,6 +39,7 @@ device_type = "cpu"; compatible = "arm,cortex-a35"; reg = <0x000>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; cpu1: cpu@1 { @@ -46,6 +47,7 @@ compatible = "arm,cortex-a35"; reg = <0x001>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; cpu2: cpu@200 { @@ -53,6 +55,29 @@ compatible = "arm,cortex-a72"; reg = <0x200>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; + }; + + idle-states { + entry-method = "arm,psci"; + + CPU_SLEEP_0: cpu-sleep-0 { + compatible = "arm,idle-state"; + local-timer-stop; + entry-latency-us = <100>; + exit-latency-us = <80>; + min-residency-us = <2000>; + arm,psci-suspend-param = <0x0010000>; + }; + + CLUSTER_SLEEP_0: cluster-sleep-0 { + compatible = "arm,idle-state"; + local-timer-stop; + entry-latency-us = <350>; + exit-latency-us = <80>; + min-residency-us = <3000>; + arm,psci-suspend-param = <0x1010000>; + }; }; }; diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi index b99a27372965..26396ef53bde 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi @@ -682,8 +682,7 @@ }; mmc0: mmc@11230000 { - compatible = "mediatek,mt8173-mmc", - "mediatek,mt8135-mmc"; + compatible = "mediatek,mt8173-mmc"; reg = <0 0x11230000 0 0x1000>; interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_LOW>; clocks = <&pericfg CLK_PERI_MSDC30_0>, @@ -693,8 +692,7 @@ }; mmc1: mmc@11240000 { - compatible = "mediatek,mt8173-mmc", - "mediatek,mt8135-mmc"; + compatible = "mediatek,mt8173-mmc"; reg = <0 0x11240000 0 0x1000>; interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_LOW>; clocks = <&pericfg CLK_PERI_MSDC30_1>, @@ -704,8 +702,7 @@ }; mmc2: mmc@11250000 { - compatible = "mediatek,mt8173-mmc", - "mediatek,mt8135-mmc"; + compatible = "mediatek,mt8173-mmc"; reg = <0 0x11250000 0 0x1000>; interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_LOW>; clocks = <&pericfg CLK_PERI_MSDC30_2>, @@ -715,8 +712,7 @@ }; mmc3: mmc@11260000 { - compatible = "mediatek,mt8173-mmc", - "mediatek,mt8135-mmc"; + compatible = "mediatek,mt8173-mmc"; reg = <0 0x11260000 0 0x1000>; interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_LOW>; clocks = <&pericfg CLK_PERI_MSDC30_3>, diff --git a/arch/arm64/boot/dts/nvidia/Makefile b/arch/arm64/boot/dts/nvidia/Makefile index 18941458cb4d..676aa2f238d1 100644 --- a/arch/arm64/boot/dts/nvidia/Makefile +++ b/arch/arm64/boot/dts/nvidia/Makefile @@ -1,9 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_TEGRA_132_SOC) += tegra132-norrin.dtb dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2371-0000.dtb dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2371-2180.dtb dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2571.dtb dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-smaug.dtb dtb-$(CONFIG_ARCH_TEGRA_186_SOC) += tegra186-p2771-0000.dtb - -always := $(dtb-y) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts b/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts index 759af96a6b49..a0385a386a3f 100644 --- a/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts +++ b/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /dts-v1/; #include <dt-bindings/input/input.h> diff --git a/arch/arm64/boot/dts/nvidia/tegra132.dtsi b/arch/arm64/boot/dts/nvidia/tegra132.dtsi index c2f0f2743578..fa5a7c4bc807 100644 --- a/arch/arm64/boot/dts/nvidia/tegra132.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra132.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/clock/tegra124-car.h> #include <dt-bindings/gpio/tegra-gpio.h> #include <dt-bindings/memory/tegra124-mc.h> diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts index 8daadadec63a..42a23997dcdb 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts +++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /dts-v1/; #include <dt-bindings/input/linux-event-codes.h> @@ -49,6 +50,30 @@ vmmc-supply = <&vdd_sd>; }; + pcie@10003000 { + status = "okay"; + + dvdd-pex-supply = <&vdd_pex>; + hvdd-pex-pll-supply = <&vdd_1v8>; + hvdd-pex-supply = <&vdd_1v8>; + vddio-pexctl-aud-supply = <&vdd_1v8>; + + pci@1,0 { + nvidia,num-lanes = <4>; + status = "okay"; + }; + + pci@2,0 { + nvidia,num-lanes = <0>; + status = "disabled"; + }; + + pci@3,0 { + nvidia,num-lanes = <1>; + status = "disabled"; + }; + }; + gpio-keys { compatible = "gpio-keys"; diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi index cf84d7046ad5..54f418d05e15 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "tegra186.dtsi" #include <dt-bindings/mfd/max77620.h> diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi index 0b0552c9f7dd..46d1f287fb0f 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi @@ -1,9 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/clock/tegra186-clock.h> #include <dt-bindings/gpio/tegra186-gpio.h> #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/mailbox/tegra186-hsp.h> #include <dt-bindings/power/tegra186-powergate.h> #include <dt-bindings/reset/tegra186-reset.h> +#include <dt-bindings/thermal/tegra186-bpmp-thermal.h> / { compatible = "nvidia,tegra186"; @@ -355,6 +357,116 @@ nvidia,bpmp = <&bpmp>; }; + pcie@10003000 { + compatible = "nvidia,tegra186-pcie"; + power-domains = <&bpmp TEGRA186_POWER_DOMAIN_PCX>; + device_type = "pci"; + reg = <0x0 0x10003000 0x0 0x00000800 /* PADS registers */ + 0x0 0x10003800 0x0 0x00000800 /* AFI registers */ + 0x0 0x40000000 0x0 0x10000000>; /* configuration space */ + reg-names = "pads", "afi", "cs"; + + interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>, /* controller interrupt */ + <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; /* MSI interrupt */ + interrupt-names = "intr", "msi"; + + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &gic GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>; + + bus-range = <0x00 0xff>; + #address-cells = <3>; + #size-cells = <2>; + + ranges = <0x82000000 0 0x10000000 0x0 0x10000000 0 0x00001000 /* port 0 configuration space */ + 0x82000000 0 0x10001000 0x0 0x10001000 0 0x00001000 /* port 1 configuration space */ + 0x82000000 0 0x10004000 0x0 0x10004000 0 0x00001000 /* port 2 configuration space */ + 0x81000000 0 0x0 0x0 0x50000000 0 0x00010000 /* downstream I/O (64 KiB) */ + 0x82000000 0 0x50100000 0x0 0x50100000 0 0x07F00000 /* non-prefetchable memory (127 MiB) */ + 0xc2000000 0 0x58000000 0x0 0x58000000 0 0x28000000>; /* prefetchable memory (640 MiB) */ + + clocks = <&bpmp TEGRA186_CLK_AFI>, + <&bpmp TEGRA186_CLK_PCIE>, + <&bpmp TEGRA186_CLK_PLLE>; + clock-names = "afi", "pex", "pll_e"; + + resets = <&bpmp TEGRA186_RESET_AFI>, + <&bpmp TEGRA186_RESET_PCIE>, + <&bpmp TEGRA186_RESET_PCIEXCLK>; + reset-names = "afi", "pex", "pcie_x"; + + status = "disabled"; + + pci@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x10000000 0 0x1000>; + reg = <0x000800 0 0 0 0>; + status = "disabled"; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + + nvidia,num-lanes = <2>; + }; + + pci@2,0 { + device_type = "pci"; + assigned-addresses = <0x82001000 0 0x10001000 0 0x1000>; + reg = <0x001000 0 0 0 0>; + status = "disabled"; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + + nvidia,num-lanes = <1>; + }; + + pci@3,0 { + device_type = "pci"; + assigned-addresses = <0x82001800 0 0x10004000 0 0x1000>; + reg = <0x001800 0 0 0 0>; + status = "disabled"; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + + nvidia,num-lanes = <1>; + }; + }; + + host1x@13e00000 { + compatible = "nvidia,tegra186-host1x", "simple-bus"; + reg = <0x0 0x13e00000 0x0 0x10000>, + <0x0 0x13e10000 0x0 0x10000>; + reg-names = "hypervisor", "vm"; + interrupts = <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 263 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&bpmp TEGRA186_CLK_HOST1X>; + clock-names = "host1x"; + resets = <&bpmp TEGRA186_RESET_HOST1X>; + reset-names = "host1x"; + + #address-cells = <1>; + #size-cells = <1>; + + ranges = <0x15000000 0x0 0x15000000 0x01000000>; + + vic@15340000 { + compatible = "nvidia,tegra186-vic"; + reg = <0x15340000 0x40000>; + interrupts = <GIC_SPI 206 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&bpmp TEGRA186_CLK_VIC>; + clock-names = "vic"; + resets = <&bpmp TEGRA186_RESET_VIC>; + reset-names = "vic"; + + power-domains = <&bpmp TEGRA186_POWER_DOMAIN_VIC>; + }; + }; + gpu@17000000 { compatible = "nvidia,gp10b"; reg = <0x0 0x17000000 0x0 0x1000000>, @@ -443,6 +555,7 @@ shmem = <&cpu_bpmp_tx &cpu_bpmp_rx>; #clock-cells = <1>; #reset-cells = <1>; + #power-domain-cells = <1>; bpmp_i2c: i2c { compatible = "nvidia,tegra186-bpmp-i2c"; @@ -451,6 +564,108 @@ #size-cells = <0>; status = "disabled"; }; + + bpmp_thermal: thermal { + compatible = "nvidia,tegra186-bpmp-thermal"; + #thermal-sensor-cells = <1>; + }; + }; + + thermal-zones { + a57 { + polling-delay = <0>; + polling-delay-passive = <1000>; + + thermal-sensors = + <&bpmp_thermal TEGRA186_BPMP_THERMAL_ZONE_CPU>; + + trips { + critical { + temperature = <101000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + }; + }; + + denver { + polling-delay = <0>; + polling-delay-passive = <1000>; + + thermal-sensors = + <&bpmp_thermal TEGRA186_BPMP_THERMAL_ZONE_AUX>; + + trips { + critical { + temperature = <101000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + }; + }; + + gpu { + polling-delay = <0>; + polling-delay-passive = <1000>; + + thermal-sensors = + <&bpmp_thermal TEGRA186_BPMP_THERMAL_ZONE_GPU>; + + trips { + critical { + temperature = <101000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + }; + }; + + pll { + polling-delay = <0>; + polling-delay-passive = <1000>; + + thermal-sensors = + <&bpmp_thermal TEGRA186_BPMP_THERMAL_ZONE_PLLX>; + + trips { + critical { + temperature = <101000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + }; + }; + + always_on { + polling-delay = <0>; + polling-delay-passive = <1000>; + + thermal-sensors = + <&bpmp_thermal TEGRA186_BPMP_THERMAL_ZONE_AO>; + + trips { + critical { + temperature = <101000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + }; + }; }; timer { diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi index 906fb836d241..d10d4430537a 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/mfd/max77620.h> #include "tegra210.dtsi" diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2371-0000.dts b/arch/arm64/boot/dts/nvidia/tegra210-p2371-0000.dts index 1ddd8512e100..21c6d3749bc6 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2371-0000.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2371-0000.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /dts-v1/; #include "tegra210-p2530.dtsi" diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts index 7cb95e042117..37e3c46e753f 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /dts-v1/; #include "tegra210-p2180.dtsi" diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2530.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2530.dtsi index 0ec92578cacb..be6066ff97c9 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2530.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2530.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "tegra210.dtsi" / { diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2571.dts b/arch/arm64/boot/dts/nvidia/tegra210-p2571.dts index 576957a55801..e2a347e57215 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2571.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2571.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /dts-v1/; #include <dt-bindings/input/input.h> diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2595.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2595.dtsi index e008e3364d2a..6ae292da7294 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2595.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2595.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 / { model = "NVIDIA Tegra210 P2595 I/O board"; compatible = "nvidia,p2595", "nvidia,tegra210"; diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi index e5fc67bf46c2..d67ef4319f3b 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/input/input.h> / { diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts index 7703227f5d1a..43cae4798870 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /dts-v1/; #include <dt-bindings/input/input.h> diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi index 29f471e0f22a..9bdf19f2cca7 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/clock/tegra210-car.h> #include <dt-bindings/gpio/tegra-gpio.h> #include <dt-bindings/memory/tegra210-mc.h> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile index ff81d7e5805e..55ec5ee7f7e8 100644 --- a/arch/arm64/boot/dts/qcom/Makefile +++ b/arch/arm64/boot/dts/qcom/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_QCOM) += apq8016-sbc.dtb dtb-$(CONFIG_ARCH_QCOM) += apq8096-db820c.dtb dtb-$(CONFIG_ARCH_QCOM) += ipq8074-hk01.dtb @@ -5,7 +6,3 @@ dtb-$(CONFIG_ARCH_QCOM) += msm8916-mtp.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8992-bullhead-rev-101.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8994-angler-rev-101.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8996-mtp.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc-pmic-pins.dtsi b/arch/arm64/boot/dts/qcom/apq8016-sbc-pmic-pins.dtsi index 790b7775b901..ec2f0de67993 100644 --- a/arch/arm64/boot/dts/qcom/apq8016-sbc-pmic-pins.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8016-sbc-pmic-pins.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h> #include <dt-bindings/pinctrl/qcom,pmic-mpp.h> diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi b/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi index 185388de914c..21d0822f1ca6 100644 --- a/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/gpio/gpio.h> diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi b/arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi index 1d63e6b879de..33a3297eb284 100644 --- a/arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi @@ -19,6 +19,30 @@ #include <dt-bindings/input/input.h> #include <dt-bindings/sound/apq8016-lpass.h> +/* + * GPIO name legend: proper name = the GPIO line is used as GPIO + * NC = not connected (pin out but not routed from the chip to + * anything the board) + * "[PER]" = pin is muxed for [peripheral] (not GPIO) + * LSEC = Low Speed External Connector + * HSEC = High Speed External Connector + * + * Line names are taken from the schematic "DragonBoard410c" + * dated monday, august 31, 2015. Page 5 in particular. + * + * For the lines routed to the external connectors the + * lines are named after the 96Boards CE Specification 1.0, + * Appendix "Expansion Connector Signal Description". + * + * When the 96Board naming of a line and the schematic name of + * the same line are in conflict, the 96Board specification + * takes precedence, which means that the external UART on the + * LSEC is named UART0 while the schematic and SoC names this + * UART3. This is only for the informational lines i.e. "[FOO]", + * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only + * ones actually used for GPIO. + */ + / { aliases { serial0 = &blsp1_uart2; @@ -47,6 +71,132 @@ }; soc { + pinctrl@1000000 { + gpio-line-names = + "[UART0_TX]", /* GPIO_0, LSEC pin 5 */ + "[UART0_RX]", /* GPIO_1, LSEC pin 7 */ + "[UART0_CTS_N]", /* GPIO_2, LSEC pin 3 */ + "[UART0_RTS_N]", /* GPIO_3, LSEC pin 9 */ + "[UART1_TX]", /* GPIO_4, LSEC pin 11 */ + "[UART1_RX]", /* GPIO_5, LSEC pin 13 */ + "[I2C0_SDA]", /* GPIO_8, LSEC pin 17 */ + "[I2C0_SCL]", /* GPIO_7, LSEC pin 15 */ + "[SPI1_DOUT]", /* SPI1_MOSI, HSEC pin 1 */ + "[SPI1_DIN]", /* SPI1_MISO, HSEC pin 11 */ + "[SPI1_CS]", /* SPI1_CS_N, HSEC pin 7 */ + "[SPI1_SCLK]", /* SPI1_CLK, HSEC pin 9 */ + "GPIO-B", /* LS_EXP_GPIO_B, LSEC pin 24 */ + "GPIO-C", /* LS_EXP_GPIO_C, LSEC pin 25 */ + "[I2C3_SDA]", /* HSEC pin 38 */ + "[I2C3_SCL]", /* HSEC pin 36 */ + "[SPI0_MOSI]", /* LSEC pin 14 */ + "[SPI0_MISO]", /* LSEC pin 10 */ + "[SPI0_CS_N]", /* LSEC pin 12 */ + "[SPI0_CLK]", /* LSEC pin 8 */ + "HDMI_HPD_N", /* GPIO 20 */ + "USR_LED_1_CTRL", + "[I2C1_SDA]", /* GPIO_22, LSEC pin 21 */ + "[I2C1_SCL]", /* GPIO_23, LSEC pin 19 */ + "GPIO-G", /* LS_EXP_GPIO_G, LSEC pin 29 */ + "GPIO-H", /* LS_EXP_GPIO_H, LSEC pin 30 */ + "[CSI0_MCLK]", /* HSEC pin 15 */ + "[CSI1_MCLK]", /* HSEC pin 17 */ + "GPIO-K", /* LS_EXP_GPIO_K, LSEC pin 33 */ + "[I2C2_SDA]", /* HSEC pin 34 */ + "[I2C2_SCL]", /* HSEC pin 32 */ + "DSI2HDMI_INT_N", + "DSI_SW_SEL_APQ", + "GPIO-L", /* LS_EXP_GPIO_L, LSEC pin 34 */ + "GPIO-J", /* LS_EXP_GPIO_J, LSEC pin 32 */ + "GPIO-I", /* LS_EXP_GPIO_I, LSEC pin 31 */ + "GPIO-A", /* LS_EXP_GPIO_A, LSEC pin 23 */ + "FORCED_USB_BOOT", + "SD_CARD_DET_N", + "[WCSS_BT_SSBI]", + "[WCSS_WLAN_DATA_2]", /* GPIO 40 */ + "[WCSS_WLAN_DATA_1]", + "[WCSS_WLAN_DATA_0]", + "[WCSS_WLAN_SET]", + "[WCSS_WLAN_CLK]", + "[WCSS_FM_SSBI]", + "[WCSS_FM_SDI]", + "[WCSS_BT_DAT_CTL]", + "[WCSS_BT_DAT_STB]", + "NC", + "NC", /* GPIO 50 */ + "NC", + "NC", + "NC", + "NC", + "NC", + "NC", + "NC", + "NC", + "NC", + "NC", /* GPIO 60 */ + "NC", + "NC", + "[CDC_PDM0_CLK]", + "[CDC_PDM0_SYNC]", + "[CDC_PDM0_TX0]", + "[CDC_PDM0_RX0]", + "[CDC_PDM0_RX1]", + "[CDC_PDM0_RX2]", + "GPIO-D", /* LS_EXP_GPIO_D, LSEC pin 26 */ + "NC", /* GPIO 70 */ + "NC", + "NC", + "NC", + "NC", /* GPIO 74 */ + "NC", + "NC", + "NC", + "NC", + "NC", + "BOOT_CONFIG_0", /* GPIO 80 */ + "BOOT_CONFIG_1", + "BOOT_CONFIG_2", + "BOOT_CONFIG_3", + "NC", + "NC", + "BOOT_CONFIG_5", + "NC", + "NC", + "NC", + "NC", /* GPIO 90 */ + "NC", + "NC", + "NC", + "NC", + "NC", + "NC", + "NC", + "NC", + "NC", + "NC", /* GPIO 100 */ + "NC", + "NC", + "NC", + "SSBI_GPS", + "NC", + "NC", + "KEY_VOLP_N", + "NC", + "NC", + "[LS_EXP_MI2S_WS]", /* GPIO 110 */ + "NC", + "NC", + "[LS_EXP_MI2S_SCK]", + "[LS_EXP_MI2S_DATA0]", + "GPIO-E", /* LS_EXP_GPIO_E, LSEC pin 27 */ + "NC", + "[DSI2HDMI_MI2S_WS]", + "[DSI2HDMI_MI2S_SCK]", + "[DSI2HDMI_MI2S_DATA0]", + "USR_LED_2_CTRL", /* GPIO 120 */ + "SB_HS_ID"; + }; + dma@7884000 { status = "okay"; }; @@ -192,7 +342,7 @@ }; }; - sdhci@07824000 { + sdhci@7824000 { vmmc-supply = <&pm8916_l8>; vqmmc-supply = <&pm8916_l5>; @@ -202,7 +352,7 @@ status = "okay"; }; - sdhci@07864000 { + sdhci@7864000 { vmmc-supply = <&pm8916_l11>; vqmmc-supply = <&pm8916_l12>; @@ -232,7 +382,7 @@ }; }; - lpass@07708000 { + lpass@7708000 { status = "okay"; }; @@ -329,6 +479,25 @@ }; }; + spmi@200f000 { + pm8916@0 { + gpios@c000 { + gpio-line-names = + "USR_LED_3_CTRL", + "USR_LED_4_CTRL", + "USB_HUB_RESET_N_PM", + "USB_SW_SEL_PM"; + }; + mpps@a000 { + gpio-line-names = + "VDD_PX_BIAS", + "WLAN_LED_CTRL", + "BT_LED_CTRL", + "GPIO-F"; /* LS_EXP_GPIO_F, LSEC pin 28 */ + }; + }; + }; + wcnss@a21b000 { status = "okay"; }; @@ -379,6 +548,8 @@ status = "okay"; clocks = <&gcc GCC_CODEC_DIGCODEC_CLK>; clock-names = "mclk"; + qcom,mbhc-vthreshold-low = <75 150 237 450 500>; + qcom,mbhc-vthreshold-high = <75 150 237 450 500>; }; &smd_rpm_regulators { diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi index 8e379782597a..59b29ddfb6e9 100644 --- a/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h> &pm8994_gpios { diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi index 789f3e87321e..492a011f14f6 100644 --- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi @@ -51,31 +51,31 @@ pinctrl-1 = <&blsp2_uart2_4pins_sleep>; }; - i2c@07577000 { + i2c@7577000 { /* On Low speed expansion */ label = "LS-I2C0"; status = "okay"; }; - i2c@075b6000 { + i2c@75b6000 { /* On Low speed expansion */ label = "LS-I2C1"; status = "okay"; }; - spi@07575000 { + spi@7575000 { /* On Low speed expansion */ label = "LS-SPI0"; status = "okay"; }; - i2c@075b5000 { + i2c@75b5000 { /* On High speed expansion */ label = "HS-I2C2"; status = "okay"; }; - spi@075ba000{ + spi@75ba000{ /* On High speed expansion */ label = "HS-SPI1"; status = "okay"; @@ -138,6 +138,22 @@ pinctrl-names = "default"; pinctrl-0 = <&usb2_vbus_det_gpio>; }; + + agnoc@0 { + qcom,pcie@00600000 { + perst-gpio = <&msmgpio 35 GPIO_ACTIVE_LOW>; + }; + + qcom,pcie@00608000 { + status = "okay"; + perst-gpio = <&msmgpio 130 GPIO_ACTIVE_LOW>; + }; + + qcom,pcie@00610000 { + status = "okay"; + perst-gpio = <&msmgpio 114 GPIO_ACTIVE_LOW>; + }; + }; }; @@ -173,9 +189,15 @@ regulator-min-microvolt = <1300000>; regulator-max-microvolt = <1300000>; }; + + /** + * 1.8v required on LS expansion + * for mezzanine boards + */ s4 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; + regulator-always-on; }; s5 { regulator-min-microvolt = <2150000>; diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi index dc3817593e14..6b2127a6ced1 100644 --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi @@ -69,8 +69,11 @@ }; rmtfs@86700000 { + compatible = "qcom,rmtfs-mem"; reg = <0x0 0x86700000 0x0 0xe0000>; no-map; + + qcom,client-id = <1>; }; rfsa@867e00000 { @@ -257,6 +260,8 @@ clocks = <&gcc GCC_CRYPTO_CLK>, <&gcc GCC_CRYPTO_AXI_CLK>, <&gcc GCC_CRYPTO_AHB_CLK>; clock-names = "core", "bus", "iface"; #reset-cells = <1>; + + qcom,dload-mode = <&tcsr 0x6100>; }; }; @@ -495,7 +500,7 @@ status = "disabled"; }; - lpass: lpass@07708000 { + lpass: lpass@7708000 { status = "disabled"; compatible = "qcom,lpass-cpu-apq8016"; clocks = <&gcc GCC_ULTAUDIO_AHBFABRIC_IXFABRIC_CLK>, @@ -530,7 +535,7 @@ #sound-dai-cells = <1>; }; - sdhc_1: sdhci@07824000 { + sdhc_1: sdhci@7824000 { compatible = "qcom,sdhci-msm-v4"; reg = <0x07824900 0x11c>, <0x07824000 0x800>; reg-names = "hc_mem", "core_mem"; @@ -547,7 +552,7 @@ status = "disabled"; }; - sdhc_2: sdhci@07864000 { + sdhc_2: sdhci@7864000 { compatible = "qcom,sdhci-msm-v4"; reg = <0x07864900 0x11c>, <0x07864000 0x800>; reg-names = "hc_mem", "core_mem"; @@ -814,7 +819,7 @@ mdp: mdp@1a01000 { compatible = "qcom,mdp5"; - reg = <0x1a01000 0x90000>; + reg = <0x1a01000 0x89000>; reg-names = "mdp_phys"; interrupt-parent = <&mdss>; diff --git a/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi b/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi index 659940434842..c5c42e94f387 100644 --- a/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi @@ -300,4 +300,199 @@ drive-strength = <2>; /* 2 MA */ }; }; + + pcie0_clkreq_default: pcie0_clkreq_default { + mux { + pins = "gpio36"; + function = "pci_e0"; + }; + + config { + pins = "gpio36"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie0_perst_default: pcie0_perst_default { + mux { + pins = "gpio35"; + function = "gpio"; + }; + + config { + pins = "gpio35"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie0_wake_default: pcie0_wake_default { + mux { + pins = "gpio37"; + function = "gpio"; + }; + + config { + pins = "gpio37"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie0_clkreq_sleep: pcie0_clkreq_sleep { + mux { + pins = "gpio36"; + function = "gpio"; + }; + + config { + pins = "gpio36"; + drive-strength = <2>; + bias-disable; + }; + }; + + pcie0_wake_sleep: pcie0_wake_sleep { + mux { + pins = "gpio37"; + function = "gpio"; + }; + + config { + pins = "gpio37"; + drive-strength = <2>; + bias-disable; + }; + }; + + pcie1_clkreq_default: pcie1_clkreq_default { + mux { + pins = "gpio131"; + function = "pci_e1"; + }; + + config { + pins = "gpio131"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie1_perst_default: pcie1_perst_default { + mux { + pins = "gpio130"; + function = "gpio"; + }; + + config { + pins = "gpio130"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie1_wake_default: pcie1_wake_default { + mux { + pins = "gpio132"; + function = "gpio"; + }; + + config { + pins = "gpio132"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie1_clkreq_sleep: pcie1_clkreq_sleep { + mux { + pins = "gpio131"; + function = "gpio"; + }; + + config { + pins = "gpio131"; + drive-strength = <2>; + bias-disable; + }; + }; + + pcie1_wake_sleep: pcie1_wake_sleep { + mux { + pins = "gpio132"; + function = "gpio"; + }; + + config { + pins = "gpio132"; + drive-strength = <2>; + bias-disable; + }; + }; + + pcie2_clkreq_default: pcie2_clkreq_default { + mux { + pins = "gpio115"; + function = "pci_e2"; + }; + + config { + pins = "gpio115"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie2_perst_default: pcie2_perst_default { + mux { + pins = "gpio114"; + function = "gpio"; + }; + + config { + pins = "gpio114"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie2_wake_default: pcie2_wake_default { + mux { + pins = "gpio116"; + function = "gpio"; + }; + + config { + pins = "gpio116"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie2_clkreq_sleep: pcie2_clkreq_sleep { + mux { + pins = "gpio115"; + function = "gpio"; + }; + + config { + pins = "gpio115"; + drive-strength = <2>; + bias-disable; + }; + }; + + pcie2_wake_sleep: pcie2_wake_sleep { + mux { + pins = "gpio116"; + function = "gpio"; + }; + + config { + pins = "gpio116"; + drive-strength = <2>; + bias-disable; + }; + }; }; diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi index 887b61c872dd..4b2afcc4fdf4 100644 --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi @@ -13,6 +13,7 @@ #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/clock/qcom,gcc-msm8996.h> #include <dt-bindings/clock/qcom,mmcc-msm8996.h> +#include <dt-bindings/clock/qcom,rpmcc.h> / { model = "Qualcomm Technologies, Inc. MSM8996"; @@ -261,6 +262,8 @@ firmware { scm { compatible = "qcom,scm-msm8996"; + + qcom,dload-mode = <&tcsr 0x13000>; }; }; @@ -289,6 +292,11 @@ compatible = "qcom,rpm-msm8996"; qcom,glink-channels = "rpm_requests"; + rpmcc: qcom,rpmcc { + compatible = "qcom,rpmcc-msm8996"; + #clock-cells = <1>; + }; + pm8994-regulators { compatible = "qcom,rpm-pm8994-regulators"; @@ -358,6 +366,11 @@ reg = <0x740000 0x20000>; }; + tcsr: syscon@7a0000 { + compatible = "qcom,tcsr-msm8996", "syscon"; + reg = <0x7a0000 0x18000>; + }; + intc: interrupt-controller@9bc0000 { compatible = "arm,gic-v3"; #interrupt-cells = <3>; @@ -395,7 +408,7 @@ #clock-cells = <1>; }; - blsp1_spi0: spi@07575000 { + blsp1_spi0: spi@7575000 { compatible = "qcom,spi-qup-v2.2.1"; reg = <0x07575000 0x600>; interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>; @@ -410,7 +423,7 @@ status = "disabled"; }; - blsp2_i2c0: i2c@075b5000 { + blsp2_i2c0: i2c@75b5000 { compatible = "qcom,i2c-qup-v2.2.1"; reg = <0x075b5000 0x1000>; interrupts = <GIC_SPI 101 0>; @@ -441,7 +454,7 @@ status = "disabled"; }; - blsp2_i2c1: i2c@075b6000 { + blsp2_i2c1: i2c@75b6000 { compatible = "qcom,i2c-qup-v2.2.1"; reg = <0x075b6000 0x1000>; interrupts = <GIC_SPI 102 0>; @@ -466,7 +479,7 @@ status = "disabled"; }; - blsp1_i2c2: i2c@07577000 { + blsp1_i2c2: i2c@7577000 { compatible = "qcom,i2c-qup-v2.2.1"; reg = <0x07577000 0x1000>; interrupts = <GIC_SPI 97 0>; @@ -481,7 +494,7 @@ status = "disabled"; }; - blsp2_spi5: spi@075ba000{ + blsp2_spi5: spi@75ba000{ compatible = "qcom,spi-qup-v2.2.1"; reg = <0x075ba000 0x600>; interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>; @@ -522,7 +535,7 @@ #interrupt-cells = <2>; }; - timer@09840000 { + timer@9840000 { #address-cells = <1>; #size-cells = <1>; ranges; @@ -819,6 +832,172 @@ phy-names = "usb2-phy", "usb3-phy"; }; }; + + agnoc@0 { + power-domains = <&gcc AGGRE0_NOC_GDSC>; + compatible = "simple-pm-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + pcie0: qcom,pcie@00600000 { + compatible = "qcom,pcie-msm8996", "snps,dw-pcie"; + status = "disabled"; + power-domains = <&gcc PCIE0_GDSC>; + bus-range = <0x00 0xff>; + num-lanes = <1>; + + reg = <0x00600000 0x2000>, + <0x0c000000 0xf1d>, + <0x0c000f20 0xa8>, + <0x0c100000 0x100000>; + reg-names = "parf", "dbi", "elbi","config"; + + phys = <&pciephy_0>; + phy-names = "pciephy"; + + #address-cells = <3>; + #size-cells = <2>; + ranges = <0x01000000 0x0 0x0c200000 0x0c200000 0x0 0x100000>, + <0x02000000 0x0 0x0c300000 0x0c300000 0x0 0xd00000>; + + interrupts = <GIC_SPI 405 IRQ_TYPE_NONE>; + interrupt-names = "msi"; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &intc 0 244 IRQ_TYPE_LEVEL_HIGH>, /* int_a */ + <0 0 0 2 &intc 0 245 IRQ_TYPE_LEVEL_HIGH>, /* int_b */ + <0 0 0 3 &intc 0 247 IRQ_TYPE_LEVEL_HIGH>, /* int_c */ + <0 0 0 4 &intc 0 248 IRQ_TYPE_LEVEL_HIGH>; /* int_d */ + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pcie0_clkreq_default &pcie0_perst_default &pcie0_wake_default>; + pinctrl-1 = <&pcie0_clkreq_sleep &pcie0_perst_default &pcie0_wake_sleep>; + + + vdda-supply = <&pm8994_l28>; + + linux,pci-domain = <0>; + + clocks = <&gcc GCC_PCIE_0_PIPE_CLK>, + <&gcc GCC_PCIE_0_AUX_CLK>, + <&gcc GCC_PCIE_0_CFG_AHB_CLK>, + <&gcc GCC_PCIE_0_MSTR_AXI_CLK>, + <&gcc GCC_PCIE_0_SLV_AXI_CLK>; + + clock-names = "pipe", + "aux", + "cfg", + "bus_master", + "bus_slave"; + + }; + + pcie1: qcom,pcie@00608000 { + compatible = "qcom,pcie-msm8996", "snps,dw-pcie"; + power-domains = <&gcc PCIE1_GDSC>; + bus-range = <0x00 0xff>; + num-lanes = <1>; + + status = "disabled"; + + reg = <0x00608000 0x2000>, + <0x0d000000 0xf1d>, + <0x0d000f20 0xa8>, + <0x0d100000 0x100000>; + + reg-names = "parf", "dbi", "elbi","config"; + + phys = <&pciephy_1>; + phy-names = "pciephy"; + + #address-cells = <3>; + #size-cells = <2>; + ranges = <0x01000000 0x0 0x0d200000 0x0d200000 0x0 0x100000>, + <0x02000000 0x0 0x0d300000 0x0d300000 0x0 0xd00000>; + + interrupts = <GIC_SPI 413 IRQ_TYPE_NONE>; + interrupt-names = "msi"; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &intc 0 272 IRQ_TYPE_LEVEL_HIGH>, /* int_a */ + <0 0 0 2 &intc 0 273 IRQ_TYPE_LEVEL_HIGH>, /* int_b */ + <0 0 0 3 &intc 0 274 IRQ_TYPE_LEVEL_HIGH>, /* int_c */ + <0 0 0 4 &intc 0 275 IRQ_TYPE_LEVEL_HIGH>; /* int_d */ + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pcie1_clkreq_default &pcie1_perst_default &pcie1_wake_default>; + pinctrl-1 = <&pcie1_clkreq_sleep &pcie1_perst_default &pcie1_wake_sleep>; + + + vdda-supply = <&pm8994_l28>; + linux,pci-domain = <1>; + + clocks = <&gcc GCC_PCIE_1_PIPE_CLK>, + <&gcc GCC_PCIE_1_AUX_CLK>, + <&gcc GCC_PCIE_1_CFG_AHB_CLK>, + <&gcc GCC_PCIE_1_MSTR_AXI_CLK>, + <&gcc GCC_PCIE_1_SLV_AXI_CLK>; + + clock-names = "pipe", + "aux", + "cfg", + "bus_master", + "bus_slave"; + }; + + pcie2: qcom,pcie@00610000 { + compatible = "qcom,pcie-msm8996", "snps,dw-pcie"; + power-domains = <&gcc PCIE2_GDSC>; + bus-range = <0x00 0xff>; + num-lanes = <1>; + status = "disabled"; + reg = <0x00610000 0x2000>, + <0x0e000000 0xf1d>, + <0x0e000f20 0xa8>, + <0x0e100000 0x100000>; + + reg-names = "parf", "dbi", "elbi","config"; + + phys = <&pciephy_2>; + phy-names = "pciephy"; + + #address-cells = <3>; + #size-cells = <2>; + ranges = <0x01000000 0x0 0x0e200000 0x0e200000 0x0 0x100000>, + <0x02000000 0x0 0x0e300000 0x0e300000 0x0 0x1d00000>; + + device_type = "pci"; + + interrupts = <GIC_SPI 421 IRQ_TYPE_NONE>; + interrupt-names = "msi"; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &intc 0 142 IRQ_TYPE_LEVEL_HIGH>, /* int_a */ + <0 0 0 2 &intc 0 143 IRQ_TYPE_LEVEL_HIGH>, /* int_b */ + <0 0 0 3 &intc 0 144 IRQ_TYPE_LEVEL_HIGH>, /* int_c */ + <0 0 0 4 &intc 0 145 IRQ_TYPE_LEVEL_HIGH>; /* int_d */ + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pcie2_clkreq_default &pcie2_perst_default &pcie2_wake_default>; + pinctrl-1 = <&pcie2_clkreq_sleep &pcie2_perst_default &pcie2_wake_sleep >; + + vdda-supply = <&pm8994_l28>; + + linux,pci-domain = <2>; + clocks = <&gcc GCC_PCIE_2_PIPE_CLK>, + <&gcc GCC_PCIE_2_AUX_CLK>, + <&gcc GCC_PCIE_2_CFG_AHB_CLK>, + <&gcc GCC_PCIE_2_MSTR_AXI_CLK>, + <&gcc GCC_PCIE_2_SLV_AXI_CLK>; + + clock-names = "pipe", + "aux", + "cfg", + "bus_master", + "bus_slave"; + }; + }; }; adsp-pil { diff --git a/arch/arm64/boot/dts/qcom/pm8004.dtsi b/arch/arm64/boot/dts/qcom/pm8004.dtsi index ef2207afa86b..297b57bfa87a 100644 --- a/arch/arm64/boot/dts/qcom/pm8004.dtsi +++ b/arch/arm64/boot/dts/qcom/pm8004.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/spmi/spmi.h> diff --git a/arch/arm64/boot/dts/qcom/pm8916.dtsi b/arch/arm64/boot/dts/qcom/pm8916.dtsi index 53deebf9f515..0223e60d8b6a 100644 --- a/arch/arm64/boot/dts/qcom/pm8916.dtsi +++ b/arch/arm64/boot/dts/qcom/pm8916.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/iio/qcom,spmi-vadc.h> #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/spmi/spmi.h> diff --git a/arch/arm64/boot/dts/qcom/pm8994.dtsi b/arch/arm64/boot/dts/qcom/pm8994.dtsi index b413e44fd09e..80024c0b1c7c 100644 --- a/arch/arm64/boot/dts/qcom/pm8994.dtsi +++ b/arch/arm64/boot/dts/qcom/pm8994.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/spmi/spmi.h> diff --git a/arch/arm64/boot/dts/qcom/pmi8994.dtsi b/arch/arm64/boot/dts/qcom/pmi8994.dtsi index 57673f92805d..dae1cdc23f54 100644 --- a/arch/arm64/boot/dts/qcom/pmi8994.dtsi +++ b/arch/arm64/boot/dts/qcom/pmi8994.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/spmi/spmi.h> diff --git a/arch/arm64/boot/dts/realtek/Makefile b/arch/arm64/boot/dts/realtek/Makefile index 8521e921e59a..c108d73f8766 100644 --- a/arch/arm64/boot/dts/realtek/Makefile +++ b/arch/arm64/boot/dts/realtek/Makefile @@ -1,5 +1,3 @@ +dtb-$(CONFIG_ARCH_REALTEK) += rtd1295-mele-v9.dtb +dtb-$(CONFIG_ARCH_REALTEK) += rtd1295-probox2-ava.dtb dtb-$(CONFIG_ARCH_REALTEK) += rtd1295-zidoo-x9s.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/realtek/rtd1295-mele-v9.dts b/arch/arm64/boot/dts/realtek/rtd1295-mele-v9.dts new file mode 100644 index 000000000000..bd584e99fff9 --- /dev/null +++ b/arch/arm64/boot/dts/realtek/rtd1295-mele-v9.dts @@ -0,0 +1,31 @@ +/* + * Copyright (c) 2017 Andreas Färber + * + * SPDX-License-Identifier: (GPL-2.0+ OR MIT) + */ + +/dts-v1/; + +#include "rtd1295.dtsi" + +/ { + compatible = "mele,v9", "realtek,rtd1295"; + model = "MeLE V9"; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x80000000>; + }; + + aliases { + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; +}; + +&uart0 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/realtek/rtd1295-probox2-ava.dts b/arch/arm64/boot/dts/realtek/rtd1295-probox2-ava.dts new file mode 100644 index 000000000000..8e2b0e75298a --- /dev/null +++ b/arch/arm64/boot/dts/realtek/rtd1295-probox2-ava.dts @@ -0,0 +1,31 @@ +/* + * Copyright (c) 2017 Andreas Färber + * + * SPDX-License-Identifier: (GPL-2.0+ OR MIT) + */ + +/dts-v1/; + +#include "rtd1295.dtsi" + +/ { + compatible = "probox2,ava", "realtek,rtd1295"; + model = "PROBOX2 AVA"; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x80000000>; + }; + + aliases { + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; +}; + +&uart0 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/realtek/rtd1295-zidoo-x9s.dts b/arch/arm64/boot/dts/realtek/rtd1295-zidoo-x9s.dts index 6efa8091bb30..da19faab29d5 100644 --- a/arch/arm64/boot/dts/realtek/rtd1295-zidoo-x9s.dts +++ b/arch/arm64/boot/dts/realtek/rtd1295-zidoo-x9s.dts @@ -6,12 +6,6 @@ /dts-v1/; -/memreserve/ 0x0000000000000000 0x0000000000030000; -/memreserve/ 0x000000000001f000 0x0000000000001000; -/memreserve/ 0x0000000000030000 0x00000000000d0000; -/memreserve/ 0x0000000001b00000 0x00000000004be000; -/memreserve/ 0x0000000001ffe000 0x0000000000004000; - #include "rtd1295.dtsi" / { diff --git a/arch/arm64/boot/dts/realtek/rtd1295.dtsi b/arch/arm64/boot/dts/realtek/rtd1295.dtsi index d8f84666c8ce..8d9ac05d17dc 100644 --- a/arch/arm64/boot/dts/realtek/rtd1295.dtsi +++ b/arch/arm64/boot/dts/realtek/rtd1295.dtsi @@ -6,13 +6,10 @@ * SPDX-License-Identifier: (GPL-2.0+ OR MIT) */ -#include <dt-bindings/interrupt-controller/arm-gic.h> +#include "rtd129x.dtsi" / { compatible = "realtek,rtd1295"; - interrupt-parent = <&gic>; - #address-cells = <1>; - #size-cells = <1>; cpus { #address-cells = <2>; @@ -62,12 +59,6 @@ }; }; - arm-pmu { - compatible = "arm,cortex-a53-pmu"; - interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>; - interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>; - }; - timer { compatible = "arm,armv8-timer"; interrupts = <GIC_PPI 13 @@ -79,53 +70,8 @@ <GIC_PPI 10 (GIC_CPU_MASK_RAW(0xf) | IRQ_TYPE_LEVEL_LOW)>; }; +}; - soc { - compatible = "simple-bus"; - #address-cells = <1>; - #size-cells = <1>; - /* Exclude up to 2 GiB of RAM */ - ranges = <0x80000000 0x80000000 0x80000000>; - - uart0: serial@98007800 { - compatible = "snps,dw-apb-uart"; - reg = <0x98007800 0x400>, - <0x98007000 0x100>; - reg-shift = <2>; - reg-io-width = <4>; - clock-frequency = <27000000>; - status = "disabled"; - }; - - uart1: serial@9801b200 { - compatible = "snps,dw-apb-uart"; - reg = <0x9801b200 0x100>, - <0x9801b00c 0x100>; - reg-shift = <2>; - reg-io-width = <4>; - clock-frequency = <432000000>; - status = "disabled"; - }; - - uart2: serial@9801b400 { - compatible = "snps,dw-apb-uart"; - reg = <0x9801b400 0x100>, - <0x9801b00c 0x100>; - reg-shift = <2>; - reg-io-width = <4>; - clock-frequency = <432000000>; - status = "disabled"; - }; - - gic: interrupt-controller@ff011000 { - compatible = "arm,gic-400"; - reg = <0xff011000 0x1000>, - <0xff012000 0x2000>, - <0xff014000 0x2000>, - <0xff016000 0x2000>; - interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; - interrupt-controller; - #interrupt-cells = <3>; - }; - }; +&arm_pmu { + interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>; }; diff --git a/arch/arm64/boot/dts/realtek/rtd129x.dtsi b/arch/arm64/boot/dts/realtek/rtd129x.dtsi new file mode 100644 index 000000000000..b9cb92466fc7 --- /dev/null +++ b/arch/arm64/boot/dts/realtek/rtd129x.dtsi @@ -0,0 +1,72 @@ +/* + * Realtek RTD1293/RTD1295/RTD1296 SoC + * + * Copyright (c) 2016-2017 Andreas Färber + * + * SPDX-License-Identifier: (GPL-2.0+ OR MIT) + */ + +/memreserve/ 0x0000000000000000 0x0000000000030000; +/memreserve/ 0x000000000001f000 0x0000000000001000; +/memreserve/ 0x0000000000030000 0x00000000000d0000; +/memreserve/ 0x0000000001b00000 0x00000000004be000; +/memreserve/ 0x0000000001ffe000 0x0000000000004000; + +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + interrupt-parent = <&gic>; + #address-cells = <1>; + #size-cells = <1>; + + arm_pmu: arm-pmu { + compatible = "arm,cortex-a53-pmu"; + interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + /* Exclude up to 2 GiB of RAM */ + ranges = <0x80000000 0x80000000 0x80000000>; + + uart0: serial@98007800 { + compatible = "snps,dw-apb-uart"; + reg = <0x98007800 0x400>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <27000000>; + status = "disabled"; + }; + + uart1: serial@9801b200 { + compatible = "snps,dw-apb-uart"; + reg = <0x9801b200 0x100>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <432000000>; + status = "disabled"; + }; + + uart2: serial@9801b400 { + compatible = "snps,dw-apb-uart"; + reg = <0x9801b400 0x100>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <432000000>; + status = "disabled"; + }; + + gic: interrupt-controller@ff011000 { + compatible = "arm,gic-400"; + reg = <0xff011000 0x1000>, + <0xff012000 0x2000>, + <0xff014000 0x2000>, + <0xff016000 0x2000>; + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + interrupt-controller; + #interrupt-cells = <3>; + }; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile index 381928bc1358..646198d82903 100644 --- a/arch/arm64/boot/dts/renesas/Makefile +++ b/arch/arm64/boot/dts/renesas/Makefile @@ -1,8 +1,10 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-salvator-x.dtb r8a7795-h3ulcb.dtb +dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-h3ulcb-kf.dtb dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-salvator-xs.dtb dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-es1-salvator-x.dtb r8a7795-es1-h3ulcb.dtb +dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-es1-h3ulcb-kf.dtb dtb-$(CONFIG_ARCH_R8A7796) += r8a7796-salvator-x.dtb r8a7796-m3ulcb.dtb +dtb-$(CONFIG_ARCH_R8A7796) += r8a7796-m3ulcb-kf.dtb +dtb-$(CONFIG_ARCH_R8A77970) += r8a77970-eagle.dtb dtb-$(CONFIG_ARCH_R8A77995) += r8a77995-draak.dtb - -always := $(dtb-y) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/renesas/r8a7795-es1-h3ulcb-kf.dts b/arch/arm64/boot/dts/renesas/r8a7795-es1-h3ulcb-kf.dts new file mode 100644 index 000000000000..009cb1cb0dde --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r8a7795-es1-h3ulcb-kf.dts @@ -0,0 +1,19 @@ +/* + * Device Tree Source for the H3ULCB Kingfisher board + * + * Copyright (C) 2017 Renesas Electronics Corp. + * Copyright (C) 2017 Cogent Embedded, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +#include "r8a7795-es1-h3ulcb.dts" +#include "ulcb-kf.dtsi" + +/ { + model = "Renesas H3ULCB Kingfisher board based on r8a7795 ES1.x"; + compatible = "shimafuji,kingfisher", "renesas,h3ulcb", + "renesas,r8a7795"; +}; diff --git a/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi b/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi index aaa5e67a963e..655dd30639c5 100644 --- a/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi @@ -11,7 +11,7 @@ #include "r8a7795.dtsi" &soc { - xhci1: usb@ee0400000 { + xhci1: usb@ee040000 { compatible = "renesas,xhci-r8a7795", "renesas,rcar-gen3-xhci"; reg = <0 0xee040000 0 0xc00>; interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>; diff --git a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb-kf.dts b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb-kf.dts new file mode 100644 index 000000000000..4403227c0f97 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb-kf.dts @@ -0,0 +1,19 @@ +/* + * Device Tree Source for the H3ULCB Kingfisher board + * + * Copyright (C) 2017 Renesas Electronics Corp. + * Copyright (C) 2017 Cogent Embedded, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +#include "r8a7795-h3ulcb.dts" +#include "ulcb-kf.dtsi" + +/ { + model = "Renesas H3ULCB Kingfisher board based on r8a7795 ES2.0+"; + compatible = "shimafuji,kingfisher", "renesas,h3ulcb", + "renesas,r8a7795"; +}; diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi b/arch/arm64/boot/dts/renesas/r8a7795.dtsi index 2938195b9571..15ef292a8d9f 100644 --- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi @@ -220,7 +220,7 @@ gpio0: gpio@e6050000 { compatible = "renesas,gpio-r8a7795", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6050000 0 0x50>; interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -235,7 +235,7 @@ gpio1: gpio@e6051000 { compatible = "renesas,gpio-r8a7795", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6051000 0 0x50>; interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -250,7 +250,7 @@ gpio2: gpio@e6052000 { compatible = "renesas,gpio-r8a7795", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6052000 0 0x50>; interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -265,7 +265,7 @@ gpio3: gpio@e6053000 { compatible = "renesas,gpio-r8a7795", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6053000 0 0x50>; interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -280,7 +280,7 @@ gpio4: gpio@e6054000 { compatible = "renesas,gpio-r8a7795", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6054000 0 0x50>; interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -295,7 +295,7 @@ gpio5: gpio@e6055000 { compatible = "renesas,gpio-r8a7795", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6055000 0 0x50>; interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -310,7 +310,7 @@ gpio6: gpio@e6055400 { compatible = "renesas,gpio-r8a7795", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6055400 0 0x50>; interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -325,7 +325,7 @@ gpio7: gpio@e6055800 { compatible = "renesas,gpio-r8a7795", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6055800 0 0x50>; interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -1471,6 +1471,17 @@ status = "disabled"; }; + usb3_peri0: usb@ee020000 { + compatible = "renesas,r8a7795-usb3-peri", + "renesas,rcar-gen3-usb3-peri"; + reg = <0 0xee020000 0 0x400>; + interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 328>; + power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; + resets = <&cpg 328>; + status = "disabled"; + }; + usb_dmac0: dma-controller@e65a0000 { compatible = "renesas,r8a7795-usb-dmac", "renesas,usb-dmac"; @@ -2014,7 +2025,7 @@ renesas,fcp = <&fcpf1>; }; - hdmi0: hdmi0@fead0000 { + hdmi0: hdmi@fead0000 { compatible = "renesas,r8a7795-hdmi", "renesas,rcar-gen3-hdmi"; reg = <0 0xfead0000 0 0x10000>; interrupts = <GIC_SPI 389 IRQ_TYPE_LEVEL_HIGH>; @@ -2039,7 +2050,7 @@ }; }; - hdmi1: hdmi1@feae0000 { + hdmi1: hdmi@feae0000 { compatible = "renesas,r8a7795-hdmi", "renesas,rcar-gen3-hdmi"; reg = <0 0xfeae0000 0 0x10000>; interrupts = <GIC_SPI 436 IRQ_TYPE_LEVEL_HIGH>; diff --git a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb-kf.dts b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb-kf.dts new file mode 100644 index 000000000000..de2390f009e7 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb-kf.dts @@ -0,0 +1,19 @@ +/* + * Device Tree Source for the M3ULCB Kingfisher board + * + * Copyright (C) 2017 Renesas Electronics Corp. + * Copyright (C) 2017 Cogent Embedded, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +#include "r8a7796-m3ulcb.dts" +#include "ulcb-kf.dtsi" + +/ { + model = "Renesas M3ULCB Kingfisher board based on r8a7796"; + compatible = "shimafuji,kingfisher", "renesas,m3ulcb", + "renesas,r8a7796"; +}; diff --git a/arch/arm64/boot/dts/renesas/r8a7796.dtsi b/arch/arm64/boot/dts/renesas/r8a7796.dtsi index 369092e17e34..f2b2e40c655e 100644 --- a/arch/arm64/boot/dts/renesas/r8a7796.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a7796.dtsi @@ -214,7 +214,7 @@ gpio0: gpio@e6050000 { compatible = "renesas,gpio-r8a7796", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6050000 0 0x50>; interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -229,7 +229,7 @@ gpio1: gpio@e6051000 { compatible = "renesas,gpio-r8a7796", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6051000 0 0x50>; interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -244,7 +244,7 @@ gpio2: gpio@e6052000 { compatible = "renesas,gpio-r8a7796", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6052000 0 0x50>; interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -259,7 +259,7 @@ gpio3: gpio@e6053000 { compatible = "renesas,gpio-r8a7796", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6053000 0 0x50>; interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -274,7 +274,7 @@ gpio4: gpio@e6054000 { compatible = "renesas,gpio-r8a7796", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6054000 0 0x50>; interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -289,7 +289,7 @@ gpio5: gpio@e6055000 { compatible = "renesas,gpio-r8a7796", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6055000 0 0x50>; interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -304,7 +304,7 @@ gpio6: gpio@e6055400 { compatible = "renesas,gpio-r8a7796", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6055400 0 0x50>; interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -319,7 +319,7 @@ gpio7: gpio@e6055800 { compatible = "renesas,gpio-r8a7796", - "renesas,gpio-rcar"; + "renesas,rcar-gen3-gpio"; reg = <0 0xe6055800 0 0x50>; interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; @@ -383,6 +383,22 @@ #power-domain-cells = <1>; }; + intc_ex: interrupt-controller@e61c0000 { + compatible = "renesas,intc-ex-r8a7796", "renesas,irqc"; + #interrupt-cells = <2>; + interrupt-controller; + reg = <0 0xe61c0000 0 0x200>; + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 407>; + power-domains = <&sysc R8A7796_PD_ALWAYS_ON>; + resets = <&cpg 407>; + }; + i2c_dvfs: i2c@e60b0000 { #address-cells = <1>; #size-cells = <0>; @@ -1279,6 +1295,17 @@ status = "disabled"; }; + usb3_peri0: usb@ee020000 { + compatible = "renesas,r8a7796-usb3-peri", + "renesas,rcar-gen3-usb3-peri"; + reg = <0 0xee020000 0 0x400>; + interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 328>; + power-domains = <&sysc R8A7796_PD_ALWAYS_ON>; + resets = <&cpg 328>; + status = "disabled"; + }; + ohci0: usb@ee080000 { compatible = "generic-ohci"; reg = <0 0xee080000 0 0x100>; @@ -1659,6 +1686,16 @@ /* placeholder */ }; + fdp1@fe940000 { + compatible = "renesas,fdp1"; + reg = <0 0xfe940000 0 0x2400>; + interrupts = <GIC_SPI 262 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 119>; + power-domains = <&sysc R8A7796_PD_A3VC>; + resets = <&cpg 119>; + renesas,fcp = <&fcpf0>; + }; + fcpf0: fcp@fe950000 { compatible = "renesas,fcpf"; reg = <0 0xfe950000 0 0x200>; diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts new file mode 100644 index 000000000000..a711e77cc6a5 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts @@ -0,0 +1,57 @@ +/* + * Device Tree Source for the Eagle board + * + * Copyright (C) 2016-2017 Renesas Electronics Corp. + * Copyright (C) 2017 Cogent Embedded, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/dts-v1/; +#include "r8a77970.dtsi" + +/ { + model = "Renesas Eagle board based on r8a77970"; + compatible = "renesas,eagle", "renesas,r8a77970"; + + aliases { + serial0 = &scif0; + ethernet0 = &avb; + }; + + chosen { + bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp"; + stdout-path = "serial0:115200n8"; + }; + + memory@48000000 { + device_type = "memory"; + /* first 128MB is reserved for secure area. */ + reg = <0x0 0x48000000 0x0 0x38000000>; + }; +}; + +&extal_clk { + clock-frequency = <16666666>; +}; + +&extalr_clk { + clock-frequency = <32768>; +}; + +&scif0 { + status = "okay"; +}; + +&avb { + renesas,no-ether-link; + phy-handle = <&phy0>; + status = "okay"; + + phy0: ethernet-phy@0 { + rxc-skew-ps = <1500>; + reg = <0>; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/r8a77970.dtsi b/arch/arm64/boot/dts/renesas/r8a77970.dtsi new file mode 100644 index 000000000000..97e6981938e7 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r8a77970.dtsi @@ -0,0 +1,382 @@ +/* + * Device Tree Source for the r8a77970 SoC + * + * Copyright (C) 2016-2017 Renesas Electronics Corp. + * Copyright (C) 2017 Cogent Embedded, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/clock/renesas-cpg-mssr.h> + +/ { + compatible = "renesas,r8a77970"; + #address-cells = <2>; + #size-cells = <2>; + + psci { + compatible = "arm,psci-1.0", "arm,psci-0.2"; + method = "smc"; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + a53_0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53", "arm,armv8"; + reg = <0>; + clocks = <&cpg CPG_CORE 0>; + power-domains = <&sysc 5>; + next-level-cache = <&L2_CA53>; + enable-method = "psci"; + }; + + L2_CA53: cache-controller { + compatible = "cache"; + power-domains = <&sysc 21>; + cache-unified; + cache-level = <2>; + }; + }; + + extal_clk: extal { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board */ + clock-frequency = <0>; + }; + + extalr_clk: extalr { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board */ + clock-frequency = <0>; + }; + + /* External SCIF clock - to be overridden by boards that provide it */ + scif_clk: scif { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + soc { + compatible = "simple-bus"; + interrupt-parent = <&gic>; + + #address-cells = <2>; + #size-cells = <2>; + ranges; + + gic: interrupt-controller@f1010000 { + compatible = "arm,gic-400"; + #interrupt-cells = <3>; + #address-cells = <0>; + interrupt-controller; + reg = <0 0xf1010000 0 0x1000>, + <0 0xf1020000 0 0x20000>, + <0 0xf1040000 0 0x20000>, + <0 0xf1060000 0 0x20000>; + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(1) | + IRQ_TYPE_LEVEL_HIGH)>; + clocks = <&cpg CPG_MOD 408>; + clock-names = "clk"; + power-domains = <&sysc 32>; + resets = <&cpg 408>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) | + IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) | + IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) | + IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) | + IRQ_TYPE_LEVEL_LOW)>; + }; + + cpg: clock-controller@e6150000 { + compatible = "renesas,r8a77970-cpg-mssr"; + reg = <0 0xe6150000 0 0x1000>; + clocks = <&extal_clk>, <&extalr_clk>; + clock-names = "extal", "extalr"; + #clock-cells = <2>; + #power-domain-cells = <0>; + #reset-cells = <1>; + }; + + rst: reset-controller@e6160000 { + compatible = "renesas,r8a77970-rst"; + reg = <0 0xe6160000 0 0x200>; + }; + + sysc: system-controller@e6180000 { + compatible = "renesas,r8a77970-sysc"; + reg = <0 0xe6180000 0 0x440>; + #power-domain-cells = <1>; + }; + + intc_ex: interrupt-controller@e61c0000 { + compatible = "renesas,intc-ex-r8a77970", "renesas,irqc"; + #interrupt-cells = <2>; + interrupt-controller; + reg = <0 0xe61c0000 0 0x200>; + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 407>; + power-domains = <&sysc 32>; + resets = <&cpg 407>; + }; + + prr: chipid@fff00044 { + compatible = "renesas,prr"; + reg = <0 0xfff00044 0 4>; + }; + + dmac1: dma-controller@e7300000 { + compatible = "renesas,dmac-r8a77970", + "renesas,rcar-dmac"; + reg = <0 0xe7300000 0 0x10000>; + interrupts = <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 216 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 217 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 308 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 309 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 310 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 311 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "error", + "ch0", "ch1", "ch2", "ch3", + "ch4", "ch5", "ch6", "ch7"; + clocks = <&cpg CPG_MOD 218>; + clock-names = "fck"; + power-domains = <&sysc 32>; + resets = <&cpg 218>; + #dma-cells = <1>; + dma-channels = <8>; + }; + + dmac2: dma-controller@e7310000 { + compatible = "renesas,dmac-r8a77970", + "renesas,rcar-dmac"; + reg = <0 0xe7310000 0 0x10000>; + interrupts = <GIC_SPI 307 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 312 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 313 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 314 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 315 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 316 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 317 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 318 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 319 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "error", + "ch0", "ch1", "ch2", "ch3", + "ch4", "ch5", "ch6", "ch7"; + clocks = <&cpg CPG_MOD 217>; + clock-names = "fck"; + power-domains = <&sysc 32>; + resets = <&cpg 217>; + #dma-cells = <1>; + dma-channels = <8>; + }; + + hscif0: serial@e6540000 { + compatible = "renesas,hscif-r8a77970", + "renesas,rcar-gen3-hscif", + "renesas,hscif"; + reg = <0 0xe6540000 0 96>; + interrupts = <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 520>, + <&cpg CPG_CORE 9>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac1 0x31>, <&dmac1 0x30>, + <&dmac2 0x31>, <&dmac2 0x30>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc 32>; + resets = <&cpg 520>; + status = "disabled"; + }; + + hscif1: serial@e6550000 { + compatible = "renesas,hscif-r8a77970", + "renesas,rcar-gen3-hscif", + "renesas,hscif"; + reg = <0 0xe6550000 0 96>; + interrupts = <GIC_SPI 155 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 519>, + <&cpg CPG_CORE 9>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac1 0x33>, <&dmac1 0x32>, + <&dmac2 0x33>, <&dmac2 0x32>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc 32>; + resets = <&cpg 519>; + status = "disabled"; + }; + + hscif2: serial@e6560000 { + compatible = "renesas,hscif-r8a77970", + "renesas,rcar-gen3-hscif", + "renesas,hscif"; + reg = <0 0xe6560000 0 96>; + interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 518>, + <&cpg CPG_CORE 9>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac1 0x35>, <&dmac1 0x34>, + <&dmac2 0x35>, <&dmac2 0x34>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc 32>; + resets = <&cpg 518>; + status = "disabled"; + }; + + hscif3: serial@e66a0000 { + compatible = "renesas,hscif-r8a77970", + "renesas,rcar-gen3-hscif", "renesas,hscif"; + reg = <0 0xe66a0000 0 96>; + interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 517>, + <&cpg CPG_CORE 9>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac1 0x37>, <&dmac1 0x36>, + <&dmac2 0x37>, <&dmac2 0x36>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc 32>; + resets = <&cpg 517>; + status = "disabled"; + }; + + scif0: serial@e6e60000 { + compatible = "renesas,scif-r8a77970", + "renesas,rcar-gen3-scif", + "renesas,scif"; + reg = <0 0xe6e60000 0 64>; + interrupts = <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 207>, + <&cpg CPG_CORE 9>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac1 0x51>, <&dmac1 0x50>, + <&dmac2 0x51>, <&dmac2 0x50>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc 32>; + resets = <&cpg 207>; + status = "disabled"; + }; + + scif1: serial@e6e68000 { + compatible = "renesas,scif-r8a77970", + "renesas,rcar-gen3-scif", + "renesas,scif"; + reg = <0 0xe6e68000 0 64>; + interrupts = <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 206>, + <&cpg CPG_CORE 9>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac1 0x53>, <&dmac1 0x52>, + <&dmac2 0x53>, <&dmac2 0x52>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc 32>; + resets = <&cpg 206>; + status = "disabled"; + }; + + scif3: serial@e6c50000 { + compatible = "renesas,scif-r8a77970", + "renesas,rcar-gen3-scif", + "renesas,scif"; + reg = <0 0xe6c50000 0 64>; + interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 204>, + <&cpg CPG_CORE 9>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac1 0x57>, <&dmac1 0x56>, + <&dmac2 0x57>, <&dmac2 0x56>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc 32>; + resets = <&cpg 204>; + status = "disabled"; + }; + + scif4: serial@e6c40000 { + compatible = "renesas,scif-r8a77970", + "renesas,rcar-gen3-scif", "renesas,scif"; + reg = <0 0xe6c40000 0 64>; + interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 203>, + <&cpg CPG_CORE 9>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac1 0x59>, <&dmac1 0x58>, + <&dmac2 0x59>, <&dmac2 0x58>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc 32>; + resets = <&cpg 203>; + status = "disabled"; + }; + + avb: ethernet@e6800000 { + compatible = "renesas,etheravb-r8a77970", + "renesas,etheravb-rcar-gen3"; + reg = <0 0xe6800000 0 0x800>, <0 0xe6a00000 0 0x10000>; + interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 63 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "ch0", "ch1", "ch2", "ch3", + "ch4", "ch5", "ch6", "ch7", + "ch8", "ch9", "ch10", "ch11", + "ch12", "ch13", "ch14", "ch15", + "ch16", "ch17", "ch18", "ch19", + "ch20", "ch21", "ch22", "ch23", + "ch24"; + clocks = <&cpg CPG_MOD 812>; + power-domains = <&sysc 32>; + resets = <&cpg 812>; + phy-mode = "rgmii-id"; + #address-cells = <1>; + #size-cells = <0>; + }; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts index d144370051d5..09de73b11db8 100644 --- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts +++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts @@ -11,6 +11,7 @@ /dts-v1/; #include "r8a77995.dtsi" +#include <dt-bindings/gpio/gpio.h> / { model = "Renesas Draak board based on r8a77995"; @@ -18,6 +19,7 @@ aliases { serial0 = &scif2; + ethernet0 = &avb; }; chosen { @@ -36,7 +38,83 @@ clock-frequency = <48000000>; }; +&pfc { + avb0_pins: avb { + mux { + groups = "avb0_link", "avb0_mdc", "avb0_mii"; + function = "avb0"; + }; + }; + + pwm0_pins: pwm0 { + groups = "pwm0_c"; + function = "pwm0"; + }; + + pwm1_pins: pwm1 { + groups = "pwm1_c"; + function = "pwm1"; + }; + + scif2_pins: scif2 { + groups = "scif2_data"; + function = "scif2"; + }; + + usb0_pins: usb0 { + groups = "usb0"; + function = "usb0"; + }; +}; + +&ehci0 { + status = "okay"; +}; + +&ohci0 { + status = "okay"; +}; + +&avb { + pinctrl-0 = <&avb0_pins>; + pinctrl-names = "default"; + renesas,no-ether-link; + phy-handle = <&phy0>; + status = "okay"; + + phy0: ethernet-phy@0 { + rxc-skew-ps = <1500>; + reg = <0>; + interrupt-parent = <&gpio5>; + interrupts = <19 IRQ_TYPE_LEVEL_LOW>; + }; +}; + &scif2 { + pinctrl-0 = <&scif2_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&usb2_phy0 { + pinctrl-0 = <&usb0_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&pwm0 { + pinctrl-0 = <&pwm0_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&pwm1 { + pinctrl-0 = <&pwm1_pins>; + pinctrl-names = "default"; + status = "okay"; }; diff --git a/arch/arm64/boot/dts/renesas/r8a77995.dtsi b/arch/arm64/boot/dts/renesas/r8a77995.dtsi index d0f95b78c022..788e3afae6e3 100644 --- a/arch/arm64/boot/dts/renesas/r8a77995.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77995.dtsi @@ -9,8 +9,9 @@ * kind, whether express or implied. */ -#include <dt-bindings/clock/renesas-cpg-mssr.h> +#include <dt-bindings/clock/r8a77995-cpg-mssr.h> #include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/power/r8a77995-sysc.h> / { compatible = "renesas,r8a77995"; @@ -30,14 +31,14 @@ compatible = "arm,cortex-a53", "arm,armv8"; reg = <0x0>; device_type = "cpu"; - power-domains = <&sysc 5>; + power-domains = <&sysc R8A77995_PD_CA53_CPU0>; next-level-cache = <&L2_CA53>; enable-method = "psci"; }; L2_CA53: cache-controller-1 { compatible = "cache"; - power-domains = <&sysc 21>; + power-domains = <&sysc R8A77995_PD_CA53_SCU>; cache-unified; cache-level = <2>; }; @@ -76,7 +77,7 @@ (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_HIGH)>; clocks = <&cpg CPG_MOD 408>; clock-names = "clk"; - power-domains = <&sysc 32>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; resets = <&cpg 408>; }; @@ -97,7 +98,7 @@ "renesas,rcar-gen3-wdt"; reg = <0 0xe6020000 0 0x0c>; clocks = <&cpg CPG_MOD 402>; - power-domains = <&sysc 32>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; resets = <&cpg 402>; status = "disabled"; }; @@ -122,7 +123,7 @@ reg = <0 0xe6160000 0 0x0200>; }; - pfc: pfc@e6060000 { + pfc: pin-controller@e6060000 { compatible = "renesas,pfc-r8a77995"; reg = <0 0xe6060000 0 0x508>; }; @@ -138,18 +139,268 @@ #power-domain-cells = <1>; }; + intc_ex: interrupt-controller@e61c0000 { + compatible = "renesas,intc-ex-r8a77995", "renesas,irqc"; + #interrupt-cells = <2>; + interrupt-controller; + reg = <0 0xe61c0000 0 0x200>; + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 407>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 407>; + }; + + gpio0: gpio@e6050000 { + compatible = "renesas,gpio-r8a77995", + "renesas,rcar-gen3-gpio", + "renesas,gpio-rcar"; + reg = <0 0xe6050000 0 0x50>; + interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>; + #gpio-cells = <2>; + gpio-controller; + gpio-ranges = <&pfc 0 0 9>; + #interrupt-cells = <2>; + interrupt-controller; + clocks = <&cpg CPG_MOD 912>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 912>; + }; + + gpio1: gpio@e6051000 { + compatible = "renesas,gpio-r8a77995", + "renesas,rcar-gen3-gpio", + "renesas,gpio-rcar"; + reg = <0 0xe6051000 0 0x50>; + interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>; + #gpio-cells = <2>; + gpio-controller; + gpio-ranges = <&pfc 0 32 32>; + #interrupt-cells = <2>; + interrupt-controller; + clocks = <&cpg CPG_MOD 911>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 911>; + }; + + gpio2: gpio@e6052000 { + compatible = "renesas,gpio-r8a77995", + "renesas,rcar-gen3-gpio", + "renesas,gpio-rcar"; + reg = <0 0xe6052000 0 0x50>; + interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; + #gpio-cells = <2>; + gpio-controller; + gpio-ranges = <&pfc 0 64 32>; + #interrupt-cells = <2>; + interrupt-controller; + clocks = <&cpg CPG_MOD 910>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 910>; + }; + + gpio3: gpio@e6053000 { + compatible = "renesas,gpio-r8a77995", + "renesas,rcar-gen3-gpio", + "renesas,gpio-rcar"; + reg = <0 0xe6053000 0 0x50>; + interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; + #gpio-cells = <2>; + gpio-controller; + gpio-ranges = <&pfc 0 96 10>; + #interrupt-cells = <2>; + interrupt-controller; + clocks = <&cpg CPG_MOD 909>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 909>; + }; + + gpio4: gpio@e6054000 { + compatible = "renesas,gpio-r8a77995", + "renesas,rcar-gen3-gpio", + "renesas,gpio-rcar"; + reg = <0 0xe6054000 0 0x50>; + interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>; + #gpio-cells = <2>; + gpio-controller; + gpio-ranges = <&pfc 0 128 32>; + #interrupt-cells = <2>; + interrupt-controller; + clocks = <&cpg CPG_MOD 908>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 908>; + }; + + gpio5: gpio@e6055000 { + compatible = "renesas,gpio-r8a77995", + "renesas,rcar-gen3-gpio", + "renesas,gpio-rcar"; + reg = <0 0xe6055000 0 0x50>; + interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>; + #gpio-cells = <2>; + gpio-controller; + gpio-ranges = <&pfc 0 160 21>; + #interrupt-cells = <2>; + interrupt-controller; + clocks = <&cpg CPG_MOD 907>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 907>; + }; + + gpio6: gpio@e6055400 { + compatible = "renesas,gpio-r8a77995", + "renesas,rcar-gen3-gpio", + "renesas,gpio-rcar"; + reg = <0 0xe6055400 0 0x50>; + interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>; + #gpio-cells = <2>; + gpio-controller; + gpio-ranges = <&pfc 0 192 14>; + #interrupt-cells = <2>; + interrupt-controller; + clocks = <&cpg CPG_MOD 906>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 906>; + }; + + avb: ethernet@e6800000 { + compatible = "renesas,etheravb-r8a77995", + "renesas,etheravb-rcar-gen3"; + reg = <0 0xe6800000 0 0x800>, <0 0xe6a00000 0 0x10000>; + interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 63 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "ch0", "ch1", "ch2", "ch3", + "ch4", "ch5", "ch6", "ch7", + "ch8", "ch9", "ch10", "ch11", + "ch12", "ch13", "ch14", "ch15", + "ch16", "ch17", "ch18", "ch19", + "ch20", "ch21", "ch22", "ch23", + "ch24"; + clocks = <&cpg CPG_MOD 812>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 812>; + phy-mode = "rgmii-txid"; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + scif2: serial@e6e88000 { compatible = "renesas,scif-r8a77995", "renesas,rcar-gen3-scif", "renesas,scif"; reg = <0 0xe6e88000 0 64>; interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 310>, - <&cpg CPG_CORE 16>, + <&cpg CPG_CORE R8A77995_CLK_S3D1C>, <&scif_clk>; clock-names = "fck", "brg_int", "scif_clk"; - power-domains = <&sysc 32>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; resets = <&cpg 310>; status = "disabled"; }; + + pwm0: pwm@e6e30000 { + compatible = "renesas,pwm-r8a77995", "renesas,pwm-rcar"; + reg = <0 0xe6e30000 0 0x8>; + #pwm-cells = <2>; + clocks = <&cpg CPG_MOD 523>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 523>; + status = "disabled"; + }; + + pwm1: pwm@e6e31000 { + compatible = "renesas,pwm-r8a77995", "renesas,pwm-rcar"; + reg = <0 0xe6e31000 0 0x8>; + #pwm-cells = <2>; + clocks = <&cpg CPG_MOD 523>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 523>; + status = "disabled"; + }; + + pwm2: pwm@e6e32000 { + compatible = "renesas,pwm-r8a77995", "renesas,pwm-rcar"; + reg = <0 0xe6e32000 0 0x8>; + #pwm-cells = <2>; + clocks = <&cpg CPG_MOD 523>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 523>; + status = "disabled"; + }; + + pwm3: pwm@e6e33000 { + compatible = "renesas,pwm-r8a77995", "renesas,pwm-rcar"; + reg = <0 0xe6e33000 0 0x8>; + #pwm-cells = <2>; + clocks = <&cpg CPG_MOD 523>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 523>; + status = "disabled"; + }; + + ehci0: usb@ee080100 { + compatible = "generic-ehci"; + reg = <0 0xee080100 0 0x100>; + interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 703>; + phys = <&usb2_phy0>; + phy-names = "usb"; + companion = <&ohci0>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 703>; + status = "disabled"; + }; + + ohci0: usb@ee080000 { + compatible = "generic-ohci"; + reg = <0 0xee080000 0 0x100>; + interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 703>; + phys = <&usb2_phy0>; + phy-names = "usb"; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 703>; + status = "disabled"; + }; + + usb2_phy0: usb-phy@ee080200 { + compatible = "renesas,usb2-phy-r8a77995", + "renesas,rcar-gen3-usb2-phy"; + reg = <0 0xee080200 0 0x700>; + interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 703>; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 703>; + #phy-cells = <0>; + status = "disabled"; + }; }; }; diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi b/arch/arm64/boot/dts/renesas/salvator-common.dtsi index 4786c67b5e65..a298df74ca6c 100644 --- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi +++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi @@ -52,7 +52,7 @@ */ compatible = "fixed-clock"; #clock-cells = <0>; - clock-frequency = <11289600>; + clock-frequency = <12288000>; }; backlight: backlight { @@ -62,6 +62,7 @@ brightness-levels = <256 128 64 16 8 4 0>; default-brightness-level = <6>; + power-supply = <®_12v>; enable-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>; }; @@ -83,6 +84,15 @@ regulator-always-on; }; + reg_12v: regulator2 { + compatible = "regulator-fixed"; + regulator-name = "fixed-12V"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + regulator-boot-on; + regulator-always-on; + }; + rsnd_ak4613: sound { compatible = "simple-audio-card"; @@ -272,6 +282,7 @@ }; &ehci0 { + dr_mode = "otg"; status = "okay"; }; @@ -284,6 +295,7 @@ }; &hsusb { + dr_mode = "otg"; status = "okay"; }; @@ -346,6 +358,7 @@ }; &ohci0 { + dr_mode = "otg"; status = "okay"; }; @@ -371,8 +384,7 @@ avb_pins: avb { mux { - groups = "avb_link", "avb_phy_int", "avb_mdc", - "avb_mii"; + groups = "avb_link", "avb_mdc", "avb_mii"; function = "avb"; }; @@ -486,6 +498,11 @@ bias-pull-down; }; }; + + usb30_pins: usb30 { + groups = "usb30"; + function = "usb30"; + }; }; &pwm1 { @@ -621,5 +638,8 @@ }; &xhci0 { + pinctrl-0 = <&usb30_pins>; + pinctrl-names = "default"; + status = "okay"; }; diff --git a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi new file mode 100644 index 000000000000..657ad1041965 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi @@ -0,0 +1,169 @@ +/* + * Device Tree Source for the Kingfisher (ULCB extension) board + * + * Copyright (C) 2017 Renesas Electronics Corp. + * Copyright (C) 2017 Cogent Embedded, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/ { + aliases { + serial1 = &hscif0; + serial2 = &scif1; + }; +}; + +&can0 { + pinctrl-0 = <&can0_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + +&can1 { + pinctrl-0 = <&can1_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + +&ehci0 { + status = "okay"; +}; + +&hscif0 { + pinctrl-0 = <&hscif0_pins>; + pinctrl-names = "default"; + uart-has-rtscts; + + status = "okay"; +}; + +&hsusb { + status = "okay"; +}; + +&i2c2 { + gpio_exp_74: gpio@74 { + compatible = "ti,tca9539"; + reg = <0x74>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + interrupt-parent = <&gpio6>; + interrupts = <8 IRQ_TYPE_EDGE_FALLING>; + + hub_pwen { + gpio-hog; + gpios = <6 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "HUB pwen"; + }; + + hub_rst { + gpio-hog; + gpios = <7 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "HUB rst"; + }; + }; + + gpio_exp_75: gpio@75 { + compatible = "ti,tca9539"; + reg = <0x75>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + interrupt-parent = <&gpio6>; + interrupts = <4 IRQ_TYPE_EDGE_FALLING>; + }; + + i2cswitch2: i2c-switch@71 { + compatible = "nxp,pca9548"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x71>; + reset-gpios = <&gpio5 3 GPIO_ACTIVE_LOW>; + }; +}; + +&i2c4 { + gpio_exp_76: gpio@76 { + compatible = "ti,tca9539"; + reg = <0x76>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + interrupt-parent = <&gpio7>; + interrupts = <3 IRQ_TYPE_EDGE_FALLING>; + }; + + gpio_exp_77: gpio@77 { + compatible = "ti,tca9539"; + reg = <0x77>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + interrupt-parent = <&gpio5>; + interrupts = <9 IRQ_TYPE_EDGE_FALLING>; + }; + + i2cswitch4: i2c-switch@71 { + compatible = "nxp,pca9548"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x71>; + reset-gpios= <&gpio3 15 GPIO_ACTIVE_LOW>; + }; +}; + +&ohci0 { + status = "okay"; +}; + +&pcie_bus_clk { + clock-frequency = <100000000>; +}; + +&pciec0 { + status = "okay"; +}; + +&pciec1 { + status = "okay"; +}; + +&pfc { + can0_pins: can0 { + groups = "can0_data_a"; + function = "can0"; + }; + + can1_pins: can1 { + groups = "can1_data"; + function = "can1"; + }; + + hscif0_pins: hscif0 { + groups = "hscif0_data", "hscif0_ctrl"; + function = "hscif0"; + }; + + scif1_pins: scif1 { + groups = "scif1_data_b", "scif1_ctrl"; + function = "scif1"; + }; +}; + +&scif1 { + pinctrl-0 = <&scif1_pins>; + pinctrl-names = "default"; + uart-has-rtscts; + + status = "okay"; +}; + +&xhci0 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/renesas/ulcb.dtsi b/arch/arm64/boot/dts/renesas/ulcb.dtsi index 1b868df2393f..0d85b315ce71 100644 --- a/arch/arm64/boot/dts/renesas/ulcb.dtsi +++ b/arch/arm64/boot/dts/renesas/ulcb.dtsi @@ -31,7 +31,7 @@ */ compatible = "fixed-clock"; #clock-cells = <0>; - clock-frequency = <11289600>; + clock-frequency = <12288000>; }; hdmi0-out { @@ -157,6 +157,10 @@ }; }; +&du { + status = "okay"; +}; + &ehci1 { status = "okay"; }; @@ -250,8 +254,7 @@ avb_pins: avb { mux { - groups = "avb_link", "avb_phy_int", "avb_mdc", - "avb_mii"; + groups = "avb_link", "avb_mdc", "avb_mii"; function = "avb"; }; diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile index f1c9b13cea5c..ce2701e37d00 100644 --- a/arch/arm64/boot/dts/rockchip/Makefile +++ b/arch/arm64/boot/dts/rockchip/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-evb.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock64.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-evb-act8846.dtb @@ -10,7 +11,3 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-firefly.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-gru-kevin.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-puma-haikou.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire-excavator.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/rockchip/rk3328-evb.dts b/arch/arm64/boot/dts/rockchip/rk3328-evb.dts index 8e6a65431756..3d551e3e6c23 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328-evb.dts +++ b/arch/arm64/boot/dts/rockchip/rk3328-evb.dts @@ -60,6 +60,31 @@ regulator-max-microvolt = <12000000>; }; + sdio_pwrseq: sdio-pwrseq { + compatible = "mmc-pwrseq-simple"; + pinctrl-names = "default"; + pinctrl-0 = <&wifi_enable_h>; + + /* + * On the module itself this is one of these (depending + * on the actual card populated): + * - SDIO_RESET_L_WL_REG_ON + * - PDN (power down when low) + */ + reset-gpios = <&gpio1 18 GPIO_ACTIVE_LOW>; + }; + + vcc_sd: sdmmc-regulator { + compatible = "regulator-fixed"; + gpio = <&gpio0 30 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc0m1_gpio>; + regulator-name = "vcc_sd"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc_io>; + }; + vcc_sys: vcc-sys { compatible = "regulator-fixed"; regulator-name = "vcc_sys"; @@ -78,6 +103,19 @@ }; }; +&cpu0 { + cpu-supply = <&vdd_arm>; +}; + +&emmc { + bus-width = <8>; + cap-mmc-highspeed; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; + status = "okay"; +}; + &gmac2phy { phy-supply = <&vcc_phy>; clock_in_out = "output"; @@ -85,7 +123,7 @@ assigned-clock-rate = <50000000>; assigned-clocks = <&cru SCLK_MAC2PHY>; assigned-clock-parents = <&cru SCLK_MAC2PHY_SRC>; - status = "okay"; + }; &i2c1 { @@ -203,6 +241,38 @@ rockchip,pins = <2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>; }; }; + + sdio-pwrseq { + wifi_enable_h: wifi-enable-h { + rockchip,pins = + <1 18 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; + +&sdio { + bus-width = <4>; + cap-sd-highspeed; + cap-sdio-irq; + keep-power-in-suspend; + max-frequency = <150000000>; + mmc-pwrseq = <&sdio_pwrseq>; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc1_bus4 &sdmmc1_cmd &sdmmc1_clk>; + status = "okay"; +}; + +&sdmmc { + bus-width = <4>; + cap-mmc-highspeed; + cap-sd-highspeed; + disable-wp; + max-frequency = <150000000>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_dectn &sdmmc0_bus4>; + vmmc-supply = <&vcc_sd>; + status = "okay"; }; &tsadc { diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi index 6d615cb6e64d..41d61840fb99 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi @@ -582,7 +582,7 @@ vop_mmu: iommu@ff373f00 { compatible = "rockchip,iommu"; reg = <0x0 0xff373f00 0x0 0x100>; - interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH 0>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "vop_mmu"; #iommu-cells = <0>; status = "disabled"; diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi index 19fbaa5e7bdd..aa4d07046a7b 100644 --- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi @@ -740,7 +740,7 @@ iep_mmu: iommu@ff900800 { compatible = "rockchip,iommu"; reg = <0x0 0xff900800 0x0 0x100>; - interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH 0>; + interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "iep_mmu"; #iommu-cells = <0>; status = "disabled"; @@ -786,6 +786,22 @@ status = "disabled"; }; + efuse256: efuse@ffb00000 { + compatible = "rockchip,rk3368-efuse"; + reg = <0x0 0xffb00000 0x0 0x20>; + #address-cells = <1>; + #size-cells = <1>; + clocks = <&cru PCLK_EFUSE256>; + clock-names = "pclk_efuse"; + + cpu_leakage: cpu-leakage@17 { + reg = <0x17 0x1>; + }; + temp_adjust: temp-adjust@1f { + reg = <0x1f 0x1>; + }; + }; + gic: interrupt-controller@ffb71000 { compatible = "arm,gic-400"; interrupt-controller; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts index 7fd4bfcaa38e..4f28628aa091 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts @@ -49,6 +49,10 @@ model = "Firefly-RK3399 Board"; compatible = "firefly,firefly-rk3399", "rockchip,rk3399"; + chosen { + stdout-path = "serial2:1500000n8"; + }; + backlight: backlight { compatible = "pwm-backlight"; enable-gpios = <&gpio1 RK_PB5 GPIO_ACTIVE_HIGH>; @@ -255,6 +259,13 @@ status = "okay"; }; +&hdmi { + ddc-i2c-bus = <&i2c3>; + pinctrl-names = "default"; + pinctrl-0 = <&hdmi_cec>; + status = "okay"; +}; + &i2c0 { clock-frequency = <400000>; i2c-scl-rising-time-ns = <168>; @@ -371,10 +382,10 @@ regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; + regulator-max-microvolt = <3000000>; regulator-state-mem { regulator-on-in-suspend; - regulator-suspend-microvolt = <3300000>; + regulator-suspend-microvolt = <3000000>; }; }; @@ -728,3 +739,19 @@ status = "okay"; dr_mode = "host"; }; + +&vopb { + status = "okay"; +}; + +&vopb_mmu { + status = "okay"; +}; + +&vopl { + status = "okay"; +}; + +&vopl_mmu { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts index a3d3cea7dc4f..0384e3121f18 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts @@ -249,6 +249,10 @@ ap_i2c_dig: &i2c2 { pinctrl-0 = <&trackpad_int_l>; interrupt-parent = <&gpio1>; interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + linux,gpio-keymap = <KEY_RESERVED + KEY_RESERVED + KEY_RESERVED + BTN_LEFT>; wakeup-source; }; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi index 199a5118b20d..5772c52fbfd3 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi @@ -514,7 +514,8 @@ sound { compatible = "rockchip,rk3399-gru-sound"; rockchip,cpu = <&i2s0 &i2s2>; - rockchip,codec = <&max98357a &headsetcodec &codec>; + rockchip,codec = <&max98357a &headsetcodec + &codec &wacky_spi_audio>; }; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi index 53ff3d191a1d..910628d18add 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi @@ -325,12 +325,12 @@ vcc_sd: LDO_REG4 { regulator-name = "vcc_sd"; regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; + regulator-max-microvolt = <3000000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-on-in-suspend; - regulator-suspend-microvolt = <3300000>; + regulator-suspend-microvolt = <3000000>; }; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi index 6c30bb02210d..0f873c897d0d 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi @@ -315,10 +315,10 @@ regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; + regulator-max-microvolt = <3000000>; regulator-state-mem { regulator-on-in-suspend; - regulator-suspend-microvolt = <3300000>; + regulator-suspend-microvolt = <3000000>; }; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index ab7629c5b856..d340b58ab184 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi @@ -1204,6 +1204,17 @@ status = "disabled"; }; + rga: rga@ff680000 { + compatible = "rockchip,rk3399-rga"; + reg = <0x0 0xff680000 0x0 0x10000>; + interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH 0>; + clocks = <&cru ACLK_RGA>, <&cru HCLK_RGA>, <&cru SCLK_RGA_CORE>; + clock-names = "aclk", "hclk", "sclk"; + resets = <&cru SRST_RGA_CORE>, <&cru SRST_A_RGA>, <&cru SRST_H_RGA>; + reset-names = "core", "axi", "ahb"; + power-domains = <&power RK3399_PD_RGA>; + }; + efuse0: efuse@ff690000 { compatible = "rockchip,rk3399-efuse"; reg = <0x0 0xff690000 0x0 0x80>; @@ -1601,8 +1612,12 @@ compatible = "rockchip,rk3399-dw-hdmi"; reg = <0x0 0xff940000 0x0 0x20000>; interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH 0>; - clocks = <&cru PCLK_HDMI_CTRL>, <&cru SCLK_HDMI_SFR>, <&cru PLL_VPLL>, <&cru PCLK_VIO_GRF>; - clock-names = "iahb", "isfr", "vpll", "grf"; + clocks = <&cru PCLK_HDMI_CTRL>, + <&cru SCLK_HDMI_SFR>, + <&cru PLL_VPLL>, + <&cru PCLK_VIO_GRF>, + <&cru SCLK_HDMI_CEC>; + clock-names = "iahb", "isfr", "vpll", "grf", "cec"; power-domains = <&power RK3399_PD_HDCP>; reg-io-width = <4>; rockchip,grf = <&grf>; diff --git a/arch/arm64/boot/dts/socionext/Makefile b/arch/arm64/boot/dts/socionext/Makefile index 4bc091b365fd..d45441249cb5 100644 --- a/arch/arm64/boot/dts/socionext/Makefile +++ b/arch/arm64/boot/dts/socionext/Makefile @@ -1,9 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_UNIPHIER) += \ uniphier-ld11-global.dtb \ uniphier-ld11-ref.dtb \ uniphier-ld20-global.dtb \ uniphier-ld20-ref.dtb \ uniphier-pxs3-ref.dtb - -always := $(dtb-y) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld11-ref.dts b/arch/arm64/boot/dts/socionext/uniphier-ld11-ref.dts index ffb473ad2e0f..dd7193acc7df 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-ld11-ref.dts +++ b/arch/arm64/boot/dts/socionext/uniphier-ld11-ref.dts @@ -40,13 +40,22 @@ }; ðsc { - interrupts = <0 48 4>; + interrupt-parent = <&gpio>; + interrupts = <0 8>; }; &serial0 { status = "okay"; }; +&gpio { + xirq0 { + gpio-hog; + gpios = <120 0>; + input; + }; +}; + &i2c0 { status = "okay"; }; diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi b/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi index ee4aff53a5f5..1c63d0ab8a58 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi +++ b/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi @@ -7,6 +7,8 @@ * SPDX-License-Identifier: (GPL-2.0+ OR MIT) */ +#include <dt-bindings/gpio/gpio.h> + /memreserve/ 0x80000000 0x02000000; / { @@ -49,7 +51,7 @@ }; }; - cluster0_opp: opp_table { + cluster0_opp: opp-table { compatible = "operating-points-v2"; opp-shared; @@ -96,6 +98,11 @@ }; }; + emmc_pwrseq: emmc-pwrseq { + compatible = "mmc-pwrseq-emmc"; + reset-gpios = <&gpio 26 GPIO_ACTIVE_LOW>; + }; + timer { compatible = "arm,armv8-timer"; interrupts = <1 13 4>, @@ -118,6 +125,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart0>; clocks = <&peri_clk 0>; + resets = <&peri_rst 0>; }; serial1: serial@54006900 { @@ -128,6 +136,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart1>; clocks = <&peri_clk 1>; + resets = <&peri_rst 1>; }; serial2: serial@54006a00 { @@ -138,6 +147,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart2>; clocks = <&peri_clk 2>; + resets = <&peri_rst 2>; }; serial3: serial@54006b00 { @@ -148,6 +158,32 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart3>; clocks = <&peri_clk 3>; + resets = <&peri_rst 3>; + }; + + gpio: gpio@55000000 { + compatible = "socionext,uniphier-gpio"; + reg = <0x55000000 0x200>; + interrupt-parent = <&aidet>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 0 0>, + <&pinctrl 43 0 0>, + <&pinctrl 51 0 0>, + <&pinctrl 96 0 0>, + <&pinctrl 160 0 0>, + <&pinctrl 184 0 0>; + gpio-ranges-group-names = "gpio_range0", + "gpio_range1", + "gpio_range2", + "gpio_range3", + "gpio_range4", + "gpio_range5"; + ngpios = <200>; + socionext,interrupt-ranges = <0 48 16>, <16 154 5>, + <21 217 3>; }; adamv@57920000 { @@ -171,6 +207,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c0>; clocks = <&peri_clk 4>; + resets = <&peri_rst 4>; clock-frequency = <100000>; }; @@ -184,6 +221,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c1>; clocks = <&peri_clk 5>; + resets = <&peri_rst 5>; clock-frequency = <100000>; }; @@ -194,6 +232,7 @@ #size-cells = <0>; interrupts = <0 43 4>; clocks = <&peri_clk 6>; + resets = <&peri_rst 6>; clock-frequency = <400000>; }; @@ -207,6 +246,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c3>; clocks = <&peri_clk 7>; + resets = <&peri_rst 7>; clock-frequency = <100000>; }; @@ -220,6 +260,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c4>; clocks = <&peri_clk 8>; + resets = <&peri_rst 8>; clock-frequency = <100000>; }; @@ -230,6 +271,7 @@ #size-cells = <0>; interrupts = <0 25 4>; clocks = <&peri_clk 9>; + resets = <&peri_rst 9>; clock-frequency = <400000>; }; @@ -282,9 +324,11 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_emmc>; clocks = <&sys_clk 4>; + resets = <&sys_rst 4>; bus-width = <8>; mmc-ddr-1_8v; mmc-hs200-1_8v; + mmc-pwrseq = <&emmc_pwrseq>; cdns,phy-input-delay-legacy = <4>; cdns,phy-input-delay-mmc-highspeed = <2>; cdns,phy-input-delay-mmc-ddr = <3>; @@ -299,7 +343,8 @@ interrupts = <0 243 4>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usb0>; - clocks = <&mio_clk 7>, <&mio_clk 8>, <&mio_clk 12>; + clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 8>, + <&mio_clk 12>; resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 8>, <&mio_rst 12>; }; @@ -311,7 +356,8 @@ interrupts = <0 244 4>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usb1>; - clocks = <&mio_clk 7>, <&mio_clk 9>, <&mio_clk 13>; + clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 9>, + <&mio_clk 13>; resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 9>, <&mio_rst 13>; }; @@ -323,7 +369,8 @@ interrupts = <0 245 4>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usb2>; - clocks = <&mio_clk 7>, <&mio_clk 10>, <&mio_clk 14>; + clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 10>, + <&mio_clk 14>; resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 10>, <&mio_rst 14>; }; @@ -355,6 +402,24 @@ }; }; + soc-glue@5f900000 { + compatible = "socionext,uniphier-ld11-soc-glue-debug", + "simple-mfd"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x5f900000 0x2000>; + + efuse@100 { + compatible = "socionext,uniphier-efuse"; + reg = <0x100 0x28>; + }; + + efuse@200 { + compatible = "socionext,uniphier-efuse"; + reg = <0x200 0x68>; + }; + }; + aidet: aidet@5fc20000 { compatible = "socionext,uniphier-ld11-aidet"; reg = <0x5fc20000 0x200>; @@ -400,6 +465,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_nand>; clocks = <&sys_clk 2>; + resets = <&sys_rst 2>; }; }; }; diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld20-ref.dts b/arch/arm64/boot/dts/socionext/uniphier-ld20-ref.dts index 1ca0c8620dc5..d99e3731358c 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-ld20-ref.dts +++ b/arch/arm64/boot/dts/socionext/uniphier-ld20-ref.dts @@ -40,13 +40,22 @@ }; ðsc { - interrupts = <0 48 4>; + interrupt-parent = <&gpio>; + interrupts = <0 8>; }; &serial0 { status = "okay"; }; +&gpio { + xirq0 { + gpio-hog; + gpios = <120 0>; + input; + }; +}; + &i2c0 { status = "okay"; }; diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi b/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi index a29c279b6e8e..5c81070944cc 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi +++ b/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi @@ -7,6 +7,9 @@ * SPDX-License-Identifier: (GPL-2.0+ OR MIT) */ +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/thermal/thermal.h> + /memreserve/ 0x80000000 0x02000000; / { @@ -46,6 +49,7 @@ clocks = <&sys_clk 32>; enable-method = "psci"; operating-points-v2 = <&cluster0_opp>; + #cooling-cells = <2>; }; cpu1: cpu@1 { @@ -64,6 +68,7 @@ clocks = <&sys_clk 33>; enable-method = "psci"; operating-points-v2 = <&cluster1_opp>; + #cooling-cells = <2>; }; cpu3: cpu@101 { @@ -76,7 +81,7 @@ }; }; - cluster0_opp: opp_table0 { + cluster0_opp: opp-table0 { compatible = "operating-points-v2"; opp-shared; @@ -114,7 +119,7 @@ }; }; - cluster1_opp: opp_table1 { + cluster1_opp: opp-table1 { compatible = "operating-points-v2"; opp-shared; @@ -165,6 +170,11 @@ }; }; + emmc_pwrseq: emmc-pwrseq { + compatible = "mmc-pwrseq-emmc"; + reset-gpios = <&gpio 26 GPIO_ACTIVE_LOW>; + }; + timer { compatible = "arm,armv8-timer"; interrupts = <1 13 4>, @@ -173,6 +183,40 @@ <1 10 4>; }; + thermal-zones { + cpu-thermal { + polling-delay-passive = <250>; /* 250ms */ + polling-delay = <1000>; /* 1000ms */ + thermal-sensors = <&pvtctl>; + + trips { + cpu_crit: cpu-crit { + temperature = <110000>; /* 110C */ + hysteresis = <2000>; + type = "critical"; + }; + cpu_alert: cpu-alert { + temperature = <100000>; /* 100C */ + hysteresis = <2000>; + type = "passive"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_alert>; + cooling-device = <&cpu0 + THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + map1 { + trip = <&cpu_alert>; + cooling-device = <&cpu2 + THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + }; + soc@0 { compatible = "simple-bus"; #address-cells = <1>; @@ -187,6 +231,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart0>; clocks = <&peri_clk 0>; + resets = <&peri_rst 0>; }; serial1: serial@54006900 { @@ -197,6 +242,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart1>; clocks = <&peri_clk 1>; + resets = <&peri_rst 1>; }; serial2: serial@54006a00 { @@ -207,6 +253,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart2>; clocks = <&peri_clk 2>; + resets = <&peri_rst 2>; }; serial3: serial@54006b00 { @@ -217,6 +264,26 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart3>; clocks = <&peri_clk 3>; + resets = <&peri_rst 3>; + }; + + gpio: gpio@55000000 { + compatible = "socionext,uniphier-gpio"; + reg = <0x55000000 0x200>; + interrupt-parent = <&aidet>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 0 0>, + <&pinctrl 96 0 0>, + <&pinctrl 160 0 0>; + gpio-ranges-group-names = "gpio_range0", + "gpio_range1", + "gpio_range2"; + ngpios = <205>; + socionext,interrupt-ranges = <0 48 16>, <16 154 5>, + <21 217 3>; }; adamv@57920000 { @@ -240,6 +307,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c0>; clocks = <&peri_clk 4>; + resets = <&peri_rst 4>; clock-frequency = <100000>; }; @@ -253,6 +321,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c1>; clocks = <&peri_clk 5>; + resets = <&peri_rst 5>; clock-frequency = <100000>; }; @@ -263,6 +332,7 @@ #size-cells = <0>; interrupts = <0 43 4>; clocks = <&peri_clk 6>; + resets = <&peri_rst 6>; clock-frequency = <400000>; }; @@ -276,6 +346,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c3>; clocks = <&peri_clk 7>; + resets = <&peri_rst 7>; clock-frequency = <100000>; }; @@ -289,6 +360,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c4>; clocks = <&peri_clk 8>; + resets = <&peri_rst 8>; clock-frequency = <100000>; }; @@ -299,6 +371,7 @@ #size-cells = <0>; interrupts = <0 25 4>; clocks = <&peri_clk 9>; + resets = <&peri_rst 9>; clock-frequency = <400000>; }; @@ -356,9 +429,11 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_emmc>; clocks = <&sys_clk 4>; + resets = <&sys_rst 4>; bus-width = <8>; mmc-ddr-1_8v; mmc-hs200-1_8v; + mmc-pwrseq = <&emmc_pwrseq>; cdns,phy-input-delay-legacy = <4>; cdns,phy-input-delay-mmc-highspeed = <2>; cdns,phy-input-delay-mmc-ddr = <3>; @@ -376,6 +451,24 @@ }; }; + soc-glue@5f900000 { + compatible = "socionext,uniphier-ld20-soc-glue-debug", + "simple-mfd"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x5f900000 0x2000>; + + efuse@100 { + compatible = "socionext,uniphier-efuse"; + reg = <0x100 0x28>; + }; + + efuse@200 { + compatible = "socionext,uniphier-efuse"; + reg = <0x200 0x68>; + }; + }; + aidet: aidet@5fc20000 { compatible = "socionext,uniphier-ld20-aidet"; reg = <0x5fc20000 0x200>; @@ -410,6 +503,13 @@ watchdog { compatible = "socionext,uniphier-wdt"; }; + + pvtctl: pvtctl { + compatible = "socionext,uniphier-ld20-thermal"; + interrupts = <0 3 4>; + #thermal-sensor-cells = <0>; + socionext,tmod-calibration = <0x0f22 0x68ee>; + }; }; nand: nand@68000000 { @@ -421,6 +521,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_nand>; clocks = <&sys_clk 2>; + resets = <&sys_rst 2>; }; }; }; diff --git a/arch/arm64/boot/dts/socionext/uniphier-pxs3-ref.dts b/arch/arm64/boot/dts/socionext/uniphier-pxs3-ref.dts index d65f746a3f9d..864feeb35180 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-pxs3-ref.dts +++ b/arch/arm64/boot/dts/socionext/uniphier-pxs3-ref.dts @@ -38,7 +38,8 @@ }; ðsc { - interrupts = <0 52 4>; + interrupt-parent = <&gpio>; + interrupts = <0 8>; }; &serial0 { @@ -60,3 +61,7 @@ &i2c3 { status = "okay"; }; + +&nand { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/socionext/uniphier-pxs3.dtsi b/arch/arm64/boot/dts/socionext/uniphier-pxs3.dtsi index 384729fa740f..48e733136db4 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-pxs3.dtsi +++ b/arch/arm64/boot/dts/socionext/uniphier-pxs3.dtsi @@ -7,6 +7,8 @@ * SPDX-License-Identifier: (GPL-2.0+ OR MIT) */ +#include <dt-bindings/gpio/gpio.h> + /memreserve/ 0x80000000 0x02000000; / { @@ -73,7 +75,7 @@ }; }; - cluster0_opp: opp_table { + cluster0_opp: opp-table { compatible = "operating-points-v2"; opp-shared; @@ -124,6 +126,11 @@ }; }; + emmc_pwrseq: emmc-pwrseq { + compatible = "mmc-pwrseq-emmc"; + reset-gpios = <&gpio 47 GPIO_ACTIVE_LOW>; + }; + timer { compatible = "arm,armv8-timer"; interrupts = <1 13 4>, @@ -146,6 +153,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart0>; clocks = <&peri_clk 0>; + resets = <&peri_rst 0>; }; serial1: serial@54006900 { @@ -156,6 +164,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart1>; clocks = <&peri_clk 1>; + resets = <&peri_rst 1>; }; serial2: serial@54006a00 { @@ -166,6 +175,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart2>; clocks = <&peri_clk 2>; + resets = <&peri_rst 2>; }; serial3: serial@54006b00 { @@ -176,6 +186,26 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart3>; clocks = <&peri_clk 3>; + resets = <&peri_rst 3>; + }; + + gpio: gpio@55000000 { + compatible = "socionext,uniphier-gpio"; + reg = <0x55000000 0x200>; + interrupt-parent = <&aidet>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 0 0>, + <&pinctrl 96 0 0>, + <&pinctrl 160 0 0>; + gpio-ranges-group-names = "gpio_range0", + "gpio_range1", + "gpio_range2"; + ngpios = <286>; + socionext,interrupt-ranges = <0 48 16>, <16 154 5>, + <21 217 3>; }; i2c0: i2c@58780000 { @@ -188,6 +218,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c0>; clocks = <&peri_clk 4>; + resets = <&peri_rst 4>; clock-frequency = <100000>; }; @@ -201,6 +232,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c1>; clocks = <&peri_clk 5>; + resets = <&peri_rst 5>; clock-frequency = <100000>; }; @@ -214,6 +246,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c2>; clocks = <&peri_clk 6>; + resets = <&peri_rst 6>; clock-frequency = <100000>; }; @@ -227,6 +260,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c3>; clocks = <&peri_clk 7>; + resets = <&peri_rst 7>; clock-frequency = <100000>; }; @@ -238,6 +272,7 @@ #size-cells = <0>; interrupts = <0 26 4>; clocks = <&peri_clk 10>; + resets = <&peri_rst 10>; clock-frequency = <400000>; }; @@ -295,9 +330,11 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_emmc>; clocks = <&sys_clk 4>; + resets = <&sys_rst 4>; bus-width = <8>; mmc-ddr-1_8v; mmc-hs200-1_8v; + mmc-pwrseq = <&emmc_pwrseq>; cdns,phy-input-delay-legacy = <4>; cdns,phy-input-delay-mmc-highspeed = <2>; cdns,phy-input-delay-mmc-ddr = <3>; @@ -315,6 +352,24 @@ }; }; + soc-glue@5f900000 { + compatible = "socionext,uniphier-pxs3-soc-glue-debug", + "simple-mfd"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x5f900000 0x2000>; + + efuse@100 { + compatible = "socionext,uniphier-efuse"; + reg = <0x100 0x28>; + }; + + efuse@200 { + compatible = "socionext,uniphier-efuse"; + reg = <0x200 0x68>; + }; + }; + aidet: aidet@5fc20000 { compatible = "socionext,uniphier-pxs3-aidet"; reg = <0x5fc20000 0x200>; @@ -360,6 +415,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_nand>; clocks = <&sys_clk 2>; + resets = <&sys_rst 2>; }; }; }; diff --git a/arch/arm64/boot/dts/sprd/Makefile b/arch/arm64/boot/dts/sprd/Makefile index f0535e6eaaaa..2bdc23804f40 100644 --- a/arch/arm64/boot/dts/sprd/Makefile +++ b/arch/arm64/boot/dts/sprd/Makefile @@ -1,6 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_SPRD) += sc9836-openphone.dtb \ sp9860g-1h10.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/xilinx/Makefile b/arch/arm64/boot/dts/xilinx/Makefile index ae16427f6a4a..a2d67084a514 100644 --- a/arch/arm64/boot/dts/xilinx/Makefile +++ b/arch/arm64/boot/dts/xilinx/Makefile @@ -1,5 +1 @@ dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-ep108.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/boot/dts/zte/Makefile b/arch/arm64/boot/dts/zte/Makefile index d86c4def6bc9..14a1cdfc1559 100644 --- a/arch/arm64/boot/dts/zte/Makefile +++ b/arch/arm64/boot/dts/zte/Makefile @@ -1,6 +1,2 @@ dtb-$(CONFIG_ARCH_ZX) += zx296718-evb.dtb dtb-$(CONFIG_ARCH_ZX) += zx296718-pcbox.dtb - -always := $(dtb-y) -subdir-y := $(dts-dirs) -clean-files := *.dtb diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 34480e9af2e7..6356c6da34ea 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -51,6 +51,8 @@ CONFIG_ARCH_SEATTLE=y CONFIG_ARCH_RENESAS=y CONFIG_ARCH_R8A7795=y CONFIG_ARCH_R8A7796=y +CONFIG_ARCH_R8A77970=y +CONFIG_ARCH_R8A77995=y CONFIG_ARCH_STRATIX10=y CONFIG_ARCH_TEGRA=y CONFIG_ARCH_SPRD=y @@ -72,10 +74,13 @@ CONFIG_PCIE_QCOM=y CONFIG_PCIE_KIRIN=y CONFIG_PCIE_ARMADA_8K=y CONFIG_PCI_AARDVARK=y +CONFIG_PCI_TEGRA=y CONFIG_PCIE_RCAR=y CONFIG_PCIE_ROCKCHIP=m CONFIG_PCI_HOST_GENERIC=y CONFIG_PCI_XGENE=y +CONFIG_PCI_HOST_THUNDER_PEM=y +CONFIG_PCI_HOST_THUNDER_ECAM=y CONFIG_ARM64_VA_BITS_48=y CONFIG_SCHED_MC=y CONFIG_NUMA=y @@ -156,6 +161,7 @@ CONFIG_MTD_BLOCK=y CONFIG_MTD_M25P80=y CONFIG_MTD_NAND=y CONFIG_MTD_NAND_DENALI_DT=y +CONFIG_MTD_NAND_PXA3xx=y CONFIG_MTD_SPI_NOR=y CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_NBD=m @@ -188,6 +194,7 @@ CONFIG_VIRTIO_NET=y CONFIG_AMD_XGBE=y CONFIG_NET_XGENE=y CONFIG_MACB=y +CONFIG_THUNDER_NIC_PF=y CONFIG_HNS_DSAF=y CONFIG_HNS_ENET=y CONFIG_E1000E=y @@ -204,6 +211,7 @@ CONFIG_STMMAC_ETH=m CONFIG_MDIO_BUS_MUX_MMIOREG=y CONFIG_AT803X_PHY=m CONFIG_MARVELL_PHY=m +CONFIG_MARVELL_10G_PHY=m CONFIG_MESON_GXL_PHY=m CONFIG_MICREL_PHY=y CONFIG_REALTEK_PHY=m @@ -297,6 +305,7 @@ CONFIG_PINCTRL_QCOM_SPMI_PMIC=y CONFIG_GPIO_DWAPB=y CONFIG_GPIO_PL061=y CONFIG_GPIO_RCAR=y +CONFIG_GPIO_UNIPHIER=y CONFIG_GPIO_XGENE=y CONFIG_GPIO_XGENE_SB=y CONFIG_GPIO_PCA953X=y @@ -315,6 +324,7 @@ CONFIG_CPU_THERMAL=y CONFIG_THERMAL_EMULATION=y CONFIG_BRCMSTB_THERMAL=m CONFIG_EXYNOS_THERMAL=y +CONFIG_RCAR_GEN3_THERMAL=y CONFIG_ROCKCHIP_THERMAL=m CONFIG_WATCHDOG=y CONFIG_S3C2410_WATCHDOG=y @@ -386,6 +396,7 @@ CONFIG_DRM_TEGRA=m CONFIG_DRM_PANEL_SIMPLE=m CONFIG_DRM_I2C_ADV7511=m CONFIG_DRM_VC4=m +CONFIG_DRM_HISI_HIBMC=m CONFIG_DRM_HISI_KIRIN=m CONFIG_DRM_MESON=m CONFIG_FB=y @@ -423,6 +434,7 @@ CONFIG_USB_DWC2=y CONFIG_USB_CHIPIDEA=y CONFIG_USB_CHIPIDEA_UDC=y CONFIG_USB_CHIPIDEA_HOST=y +CONFIG_USB_CHIPIDEA_ULPI=y CONFIG_USB_ISP1760=y CONFIG_USB_HSIC_USB3503=y CONFIG_NOP_USB_XCEIV=y @@ -431,6 +443,7 @@ CONFIG_USB_QCOM_8X16_PHY=y CONFIG_USB_ULPI=y CONFIG_USB_GADGET=y CONFIG_USB_RENESAS_USBHS_UDC=m +CONFIG_USB_ULPI_BUS=y CONFIG_MMC=y CONFIG_MMC_BLOCK_MINORS=32 CONFIG_MMC_ARMMMCI=y @@ -470,6 +483,7 @@ CONFIG_RTC_DRV_EFI=y CONFIG_RTC_DRV_S3C=y CONFIG_RTC_DRV_PL031=y CONFIG_RTC_DRV_SUN6I=y +CONFIG_RTC_DRV_ARMADA38X=y CONFIG_RTC_DRV_TEGRA=y CONFIG_RTC_DRV_XGENE=y CONFIG_DMADEVICES=y @@ -510,6 +524,7 @@ CONFIG_HI6220_MBOX=y CONFIG_ROCKCHIP_IOMMU=y CONFIG_ARM_SMMU=y CONFIG_ARM_SMMU_V3=y +CONFIG_QCOM_IOMMU=y CONFIG_RPMSG_QCOM_SMD=y CONFIG_RASPBERRYPI_POWER=y CONFIG_QCOM_SMEM=y @@ -533,7 +548,9 @@ CONFIG_PWM_SAMSUNG=y CONFIG_PWM_TEGRA=m CONFIG_PHY_RCAR_GEN3_USB2=y CONFIG_PHY_HI6220_USB=y +CONFIG_PHY_QCOM_USB_HS=y CONFIG_PHY_SUN4I_USB=y +CONFIG_PHY_MVEBU_CP110_COMPHY=y CONFIG_PHY_ROCKCHIP_INNO_USB2=y CONFIG_PHY_ROCKCHIP_EMMC=y CONFIG_PHY_ROCKCHIP_PCIE=m diff --git a/arch/arm64/crypto/Kconfig b/arch/arm64/crypto/Kconfig index 7ca54a76f6b9..70c517aa4501 100644 --- a/arch/arm64/crypto/Kconfig +++ b/arch/arm64/crypto/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 menuconfig ARM64_CRYPTO bool "ARM64 Accelerated Cryptographic Algorithms" diff --git a/arch/arm64/crypto/aes-ce-setkey.h b/arch/arm64/crypto/aes-ce-setkey.h index f08a6471d034..fd9ecf07d88c 100644 --- a/arch/arm64/crypto/aes-ce-setkey.h +++ b/arch/arm64/crypto/aes-ce-setkey.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ int ce_aes_setkey(struct crypto_tfm *tfm, const u8 *in_key, unsigned int key_len); diff --git a/arch/arm64/include/asm/Kbuild b/arch/arm64/include/asm/Kbuild index 2326e39d5892..e63d0a8312de 100644 --- a/arch/arm64/include/asm/Kbuild +++ b/arch/arm64/include/asm/Kbuild @@ -16,6 +16,7 @@ generic-y += mcs_spinlock.h generic-y += mm-arch-hooks.h generic-y += msi.h generic-y += preempt.h +generic-y += qrwlock.h generic-y += rwsem.h generic-y += segment.h generic-y += serial.h diff --git a/arch/arm64/include/asm/acpi.h b/arch/arm64/include/asm/acpi.h index 59cca1d6ec54..32f465a80e4e 100644 --- a/arch/arm64/include/asm/acpi.h +++ b/arch/arm64/include/asm/acpi.h @@ -126,18 +126,6 @@ static inline const char *acpi_get_enable_method(int cpu) */ #define acpi_disable_cmcff 1 pgprot_t arch_apei_get_mem_attribute(phys_addr_t addr); - -/* - * Despite its name, this function must still broadcast the TLB - * invalidation in order to ensure other CPUs don't end up with junk - * entries as a result of speculation. Unusually, its also called in - * IRQ context (ghes_iounmap_irq) so if we ever need to use IPIs for - * TLB broadcasting, then we're in trouble here. - */ -static inline void arch_apei_flush_tlb_one(unsigned long addr) -{ - flush_tlb_kernel_range(addr, addr + PAGE_SIZE); -} #endif /* CONFIG_ACPI_APEI */ #ifdef CONFIG_ACPI_NUMA diff --git a/arch/arm64/include/asm/alternative.h b/arch/arm64/include/asm/alternative.h index 6e1cb8c5af4d..4a85c6952a22 100644 --- a/arch/arm64/include/asm/alternative.h +++ b/arch/arm64/include/asm/alternative.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_ALTERNATIVE_H #define __ASM_ALTERNATIVE_H diff --git a/arch/arm64/include/asm/arch_gicv3.h b/arch/arm64/include/asm/arch_gicv3.h index b7e3f74822da..9becba9ab392 100644 --- a/arch/arm64/include/asm/arch_gicv3.h +++ b/arch/arm64/include/asm/arch_gicv3.h @@ -87,6 +87,11 @@ static inline void gic_write_ctlr(u32 val) isb(); } +static inline u32 gic_read_ctlr(void) +{ + return read_sysreg_s(SYS_ICC_CTLR_EL1); +} + static inline void gic_write_grpen1(u32 val) { write_sysreg_s(val, SYS_ICC_IGRPEN1_EL1); diff --git a/arch/arm64/include/asm/arch_timer.h b/arch/arm64/include/asm/arch_timer.h index a652ce0a5cb2..f2a234d6516c 100644 --- a/arch/arm64/include/asm/arch_timer.h +++ b/arch/arm64/include/asm/arch_timer.h @@ -52,6 +52,7 @@ struct arch_timer_erratum_workaround { const char *desc; u32 (*read_cntp_tval_el0)(void); u32 (*read_cntv_tval_el0)(void); + u64 (*read_cntpct_el0)(void); u64 (*read_cntvct_el0)(void); int (*set_next_event_phys)(unsigned long, struct clock_event_device *); int (*set_next_event_virt)(unsigned long, struct clock_event_device *); @@ -144,15 +145,13 @@ static inline u32 arch_timer_get_cntkctl(void) static inline void arch_timer_set_cntkctl(u32 cntkctl) { write_sysreg(cntkctl, cntkctl_el1); + isb(); } static inline u64 arch_counter_get_cntpct(void) { - /* - * AArch64 kernel and user space mandate the use of CNTVCT. - */ - BUG(); - return 0; + isb(); + return arch_timer_reg_read_stable(cntpct_el0); } static inline u64 arch_counter_get_cntvct(void) diff --git a/arch/arm64/include/asm/asm-bug.h b/arch/arm64/include/asm/asm-bug.h index 636e755bcdca..b3552c4a405f 100644 --- a/arch/arm64/include/asm/asm-bug.h +++ b/arch/arm64/include/asm/asm-bug.h @@ -22,10 +22,10 @@ #define _BUGVERBOSE_LOCATION(file, line) __BUGVERBOSE_LOCATION(file, line) #define __BUGVERBOSE_LOCATION(file, line) \ .pushsection .rodata.str,"aMS",@progbits,1; \ - 2: .string file; \ + 14472: .string file; \ .popsection; \ \ - .long 2b - 0b; \ + .long 14472b - 14470b; \ .short line; #else #define _BUGVERBOSE_LOCATION(file, line) @@ -36,11 +36,11 @@ #define __BUG_ENTRY(flags) \ .pushsection __bug_table,"aw"; \ .align 2; \ - 0: .long 1f - 0b; \ + 14470: .long 14471f - 14470b; \ _BUGVERBOSE_LOCATION(__FILE__, __LINE__) \ .short flags; \ .popsection; \ - 1: + 14471: #else #define __BUG_ENTRY(flags) #endif diff --git a/arch/arm64/include/asm/asm-uaccess.h b/arch/arm64/include/asm/asm-uaccess.h index ecd9788cd298..b3da6c886835 100644 --- a/arch/arm64/include/asm/asm-uaccess.h +++ b/arch/arm64/include/asm/asm-uaccess.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_ASM_UACCESS_H #define __ASM_ASM_UACCESS_H diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h index d58a6253c6ab..aef72d886677 100644 --- a/arch/arm64/include/asm/assembler.h +++ b/arch/arm64/include/asm/assembler.h @@ -25,12 +25,41 @@ #include <asm/asm-offsets.h> #include <asm/cpufeature.h> +#include <asm/debug-monitors.h> #include <asm/mmu_context.h> #include <asm/page.h> #include <asm/pgtable-hwdef.h> #include <asm/ptrace.h> #include <asm/thread_info.h> + .macro save_and_disable_daif, flags + mrs \flags, daif + msr daifset, #0xf + .endm + + .macro disable_daif + msr daifset, #0xf + .endm + + .macro enable_daif + msr daifclr, #0xf + .endm + + .macro restore_daif, flags:req + msr daif, \flags + .endm + + /* Only on aarch64 pstate, PSR_D_BIT is different for aarch32 */ + .macro inherit_daif, pstate:req, tmp:req + and \tmp, \pstate, #(PSR_D_BIT | PSR_A_BIT | PSR_I_BIT | PSR_F_BIT) + msr daif, \tmp + .endm + + /* IRQ is the lowest priority flag, unconditionally unmask the rest. */ + .macro enable_da_f + msr daifclr, #(8 | 4 | 1) + .endm + /* * Enable and disable interrupts. */ @@ -51,13 +80,6 @@ msr daif, \flags .endm -/* - * Enable and disable debug exceptions. - */ - .macro disable_dbg - msr daifset, #8 - .endm - .macro enable_dbg msr daifclr, #8 .endm @@ -65,31 +87,22 @@ .macro disable_step_tsk, flgs, tmp tbz \flgs, #TIF_SINGLESTEP, 9990f mrs \tmp, mdscr_el1 - bic \tmp, \tmp, #1 + bic \tmp, \tmp, #DBG_MDSCR_SS msr mdscr_el1, \tmp isb // Synchronise with enable_dbg 9990: .endm + /* call with daif masked */ .macro enable_step_tsk, flgs, tmp tbz \flgs, #TIF_SINGLESTEP, 9990f - disable_dbg mrs \tmp, mdscr_el1 - orr \tmp, \tmp, #1 + orr \tmp, \tmp, #DBG_MDSCR_SS msr mdscr_el1, \tmp 9990: .endm /* - * Enable both debug exceptions and interrupts. This is likely to be - * faster than two daifclr operations, since writes to this register - * are self-synchronising. - */ - .macro enable_dbg_and_irq - msr daifclr, #(8 | 2) - .endm - -/* * SMP data memory barrier */ .macro smp_dmb, opt diff --git a/arch/arm64/include/asm/barrier.h b/arch/arm64/include/asm/barrier.h index 0fe7e43b7fbc..77651c49ef44 100644 --- a/arch/arm64/include/asm/barrier.h +++ b/arch/arm64/include/asm/barrier.h @@ -31,6 +31,8 @@ #define dmb(opt) asm volatile("dmb " #opt : : : "memory") #define dsb(opt) asm volatile("dsb " #opt : : : "memory") +#define psb_csync() asm volatile("hint #17" : : : "memory") + #define mb() dsb(sy) #define rmb() dsb(ld) #define wmb() dsb(st) diff --git a/arch/arm64/include/asm/bitrev.h b/arch/arm64/include/asm/bitrev.h index a5a0c3660137..6faf9fba8c65 100644 --- a/arch/arm64/include/asm/bitrev.h +++ b/arch/arm64/include/asm/bitrev.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_BITREV_H #define __ASM_BITREV_H static __always_inline __attribute_const__ u32 __arch_bitrev32(u32 x) diff --git a/arch/arm64/include/asm/boot.h b/arch/arm64/include/asm/boot.h index ebf2481889c3..355e552a9175 100644 --- a/arch/arm64/include/asm/boot.h +++ b/arch/arm64/include/asm/boot.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_BOOT_H #define __ASM_BOOT_H diff --git a/arch/arm64/include/asm/clocksource.h b/arch/arm64/include/asm/clocksource.h index 0b350a7e26f3..0ece64a26c8c 100644 --- a/arch/arm64/include/asm/clocksource.h +++ b/arch/arm64/include/asm/clocksource.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_CLOCKSOURCE_H #define _ASM_CLOCKSOURCE_H diff --git a/arch/arm64/include/asm/cpu.h b/arch/arm64/include/asm/cpu.h index 889226b4c6e1..88392272250e 100644 --- a/arch/arm64/include/asm/cpu.h +++ b/arch/arm64/include/asm/cpu.h @@ -41,6 +41,7 @@ struct cpuinfo_arm64 { u64 reg_id_aa64mmfr2; u64 reg_id_aa64pfr0; u64 reg_id_aa64pfr1; + u64 reg_id_aa64zfr0; u32 reg_id_dfr0; u32 reg_id_isar0; @@ -59,6 +60,9 @@ struct cpuinfo_arm64 { u32 reg_mvfr0; u32 reg_mvfr1; u32 reg_mvfr2; + + /* pseudo-ZCR for recording maximum ZCR_EL1 LEN value: */ + u64 reg_zcr; }; DECLARE_PER_CPU(struct cpuinfo_arm64, cpu_data); diff --git a/arch/arm64/include/asm/cpucaps.h b/arch/arm64/include/asm/cpucaps.h index 8da621627d7c..2ff7c5e8efab 100644 --- a/arch/arm64/include/asm/cpucaps.h +++ b/arch/arm64/include/asm/cpucaps.h @@ -40,7 +40,8 @@ #define ARM64_WORKAROUND_858921 19 #define ARM64_WORKAROUND_CAVIUM_30115 20 #define ARM64_HAS_DCPOP 21 +#define ARM64_SVE 22 -#define ARM64_NCAPS 22 +#define ARM64_NCAPS 23 #endif /* __ASM_CPUCAPS_H */ diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index 428ee1f2468c..ac67cfc2585a 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -10,7 +10,9 @@ #define __ASM_CPUFEATURE_H #include <asm/cpucaps.h> +#include <asm/fpsimd.h> #include <asm/hwcap.h> +#include <asm/sigcontext.h> #include <asm/sysreg.h> /* @@ -223,6 +225,13 @@ static inline bool id_aa64pfr0_32bit_el0(u64 pfr0) return val == ID_AA64PFR0_EL0_32BIT_64BIT; } +static inline bool id_aa64pfr0_sve(u64 pfr0) +{ + u32 val = cpuid_feature_extract_unsigned_field(pfr0, ID_AA64PFR0_SVE_SHIFT); + + return val > 0; +} + void __init setup_cpu_features(void); void update_cpu_capabilities(const struct arm64_cpu_capabilities *caps, @@ -262,6 +271,39 @@ static inline bool system_uses_ttbr0_pan(void) !cpus_have_const_cap(ARM64_HAS_PAN); } +static inline bool system_supports_sve(void) +{ + return IS_ENABLED(CONFIG_ARM64_SVE) && + cpus_have_const_cap(ARM64_SVE); +} + +/* + * Read the pseudo-ZCR used by cpufeatures to identify the supported SVE + * vector length. + * + * Use only if SVE is present. + * This function clobbers the SVE vector length. + */ +static inline u64 read_zcr_features(void) +{ + u64 zcr; + unsigned int vq_max; + + /* + * Set the maximum possible VL, and write zeroes to all other + * bits to see if they stick. + */ + sve_kernel_enable(NULL); + write_sysreg_s(ZCR_ELx_LEN_MASK, SYS_ZCR_EL1); + + zcr = read_sysreg_s(SYS_ZCR_EL1); + zcr &= ~(u64)ZCR_ELx_LEN_MASK; /* find sticky 1s outside LEN field */ + vq_max = sve_vq_from_vl(sve_get_vl()); + zcr |= vq_max - 1; /* set LEN field to maximum effective value */ + + return zcr; +} + #endif /* __ASSEMBLY__ */ #endif diff --git a/arch/arm64/include/asm/cpuidle.h b/arch/arm64/include/asm/cpuidle.h index 0f74f05d662a..3c5ddb429ea2 100644 --- a/arch/arm64/include/asm/cpuidle.h +++ b/arch/arm64/include/asm/cpuidle.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_CPUIDLE_H #define __ASM_CPUIDLE_H diff --git a/arch/arm64/include/asm/current.h b/arch/arm64/include/asm/current.h index f6580d4afb0e..54ceae0874c7 100644 --- a/arch/arm64/include/asm/current.h +++ b/arch/arm64/include/asm/current.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_CURRENT_H #define __ASM_CURRENT_H diff --git a/arch/arm64/include/asm/daifflags.h b/arch/arm64/include/asm/daifflags.h new file mode 100644 index 000000000000..22e4c83de5a5 --- /dev/null +++ b/arch/arm64/include/asm/daifflags.h @@ -0,0 +1,72 @@ +/* + * Copyright (C) 2017 ARM Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#ifndef __ASM_DAIFFLAGS_H +#define __ASM_DAIFFLAGS_H + +#include <linux/irqflags.h> + +#define DAIF_PROCCTX 0 +#define DAIF_PROCCTX_NOIRQ PSR_I_BIT + +/* mask/save/unmask/restore all exceptions, including interrupts. */ +static inline void local_daif_mask(void) +{ + asm volatile( + "msr daifset, #0xf // local_daif_mask\n" + : + : + : "memory"); + trace_hardirqs_off(); +} + +static inline unsigned long local_daif_save(void) +{ + unsigned long flags; + + asm volatile( + "mrs %0, daif // local_daif_save\n" + : "=r" (flags) + : + : "memory"); + local_daif_mask(); + + return flags; +} + +static inline void local_daif_unmask(void) +{ + trace_hardirqs_on(); + asm volatile( + "msr daifclr, #0xf // local_daif_unmask" + : + : + : "memory"); +} + +static inline void local_daif_restore(unsigned long flags) +{ + if (!arch_irqs_disabled_flags(flags)) + trace_hardirqs_on(); + asm volatile( + "msr daif, %0 // local_daif_restore" + : + : "r" (flags) + : "memory"); + if (arch_irqs_disabled_flags(flags)) + trace_hardirqs_off(); +} + +#endif diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h index b93904b16fc2..650344d01124 100644 --- a/arch/arm64/include/asm/efi.h +++ b/arch/arm64/include/asm/efi.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_EFI_H #define _ASM_EFI_H diff --git a/arch/arm64/include/asm/elf.h b/arch/arm64/include/asm/elf.h index 33be513ef24c..fac1c4de7898 100644 --- a/arch/arm64/include/asm/elf.h +++ b/arch/arm64/include/asm/elf.h @@ -188,8 +188,8 @@ typedef compat_elf_greg_t compat_elf_gregset_t[COMPAT_ELF_NGREG]; #define compat_start_thread compat_start_thread /* - * Unlike the native SET_PERSONALITY macro, the compat version inherits - * READ_IMPLIES_EXEC across a fork() since this is the behaviour on + * Unlike the native SET_PERSONALITY macro, the compat version maintains + * READ_IMPLIES_EXEC across an execve() since this is the behaviour on * arch/arm/. */ #define COMPAT_SET_PERSONALITY(ex) \ diff --git a/arch/arm64/include/asm/esr.h b/arch/arm64/include/asm/esr.h index 66ed8b6b9976..014d7d8edcf9 100644 --- a/arch/arm64/include/asm/esr.h +++ b/arch/arm64/include/asm/esr.h @@ -43,7 +43,8 @@ #define ESR_ELx_EC_HVC64 (0x16) #define ESR_ELx_EC_SMC64 (0x17) #define ESR_ELx_EC_SYS64 (0x18) -/* Unallocated EC: 0x19 - 0x1E */ +#define ESR_ELx_EC_SVE (0x19) +/* Unallocated EC: 0x1A - 0x1E */ #define ESR_ELx_EC_IMP_DEF (0x1f) #define ESR_ELx_EC_IABT_LOW (0x20) #define ESR_ELx_EC_IABT_CUR (0x21) diff --git a/arch/arm64/include/asm/extable.h b/arch/arm64/include/asm/extable.h index 42f50f15a44c..56a4f68b262e 100644 --- a/arch/arm64/include/asm/extable.h +++ b/arch/arm64/include/asm/extable.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_EXTABLE_H #define __ASM_EXTABLE_H diff --git a/arch/arm64/include/asm/fixmap.h b/arch/arm64/include/asm/fixmap.h index caf86be815ba..4052ec39e8db 100644 --- a/arch/arm64/include/asm/fixmap.h +++ b/arch/arm64/include/asm/fixmap.h @@ -51,6 +51,13 @@ enum fixed_addresses { FIX_EARLYCON_MEM_BASE, FIX_TEXT_POKE0, + +#ifdef CONFIG_ACPI_APEI_GHES + /* Used for GHES mapping from assorted contexts */ + FIX_APEI_GHES_IRQ, + FIX_APEI_GHES_NMI, +#endif /* CONFIG_ACPI_APEI_GHES */ + __end_of_permanent_fixed_addresses, /* diff --git a/arch/arm64/include/asm/fpsimd.h b/arch/arm64/include/asm/fpsimd.h index 410c48163c6a..74f34392a531 100644 --- a/arch/arm64/include/asm/fpsimd.h +++ b/arch/arm64/include/asm/fpsimd.h @@ -17,9 +17,13 @@ #define __ASM_FP_H #include <asm/ptrace.h> +#include <asm/errno.h> #ifndef __ASSEMBLY__ +#include <linux/cache.h> +#include <linux/stddef.h> + /* * FP/SIMD storage area has: * - FPSR and FPCR @@ -35,13 +39,16 @@ struct fpsimd_state { __uint128_t vregs[32]; u32 fpsr; u32 fpcr; + /* + * For ptrace compatibility, pad to next 128-bit + * boundary here if extending this struct. + */ }; }; /* the id of the last cpu to have restored this state */ unsigned int cpu; }; - #if defined(__KERNEL__) && defined(CONFIG_COMPAT) /* Masks for extracting the FPSR and FPCR from the FPSCR */ #define VFP_FPSCR_STAT_MASK 0xf800009f @@ -61,11 +68,73 @@ extern void fpsimd_load_state(struct fpsimd_state *state); extern void fpsimd_thread_switch(struct task_struct *next); extern void fpsimd_flush_thread(void); +extern void fpsimd_signal_preserve_current_state(void); extern void fpsimd_preserve_current_state(void); extern void fpsimd_restore_current_state(void); extern void fpsimd_update_current_state(struct fpsimd_state *state); extern void fpsimd_flush_task_state(struct task_struct *target); +extern void sve_flush_cpu_state(void); + +/* Maximum VL that SVE VL-agnostic software can transparently support */ +#define SVE_VL_ARCH_MAX 0x100 + +extern void sve_save_state(void *state, u32 *pfpsr); +extern void sve_load_state(void const *state, u32 const *pfpsr, + unsigned long vq_minus_1); +extern unsigned int sve_get_vl(void); +extern int sve_kernel_enable(void *); + +extern int __ro_after_init sve_max_vl; + +#ifdef CONFIG_ARM64_SVE + +extern size_t sve_state_size(struct task_struct const *task); + +extern void sve_alloc(struct task_struct *task); +extern void fpsimd_release_task(struct task_struct *task); +extern void fpsimd_sync_to_sve(struct task_struct *task); +extern void sve_sync_to_fpsimd(struct task_struct *task); +extern void sve_sync_from_fpsimd_zeropad(struct task_struct *task); + +extern int sve_set_vector_length(struct task_struct *task, + unsigned long vl, unsigned long flags); + +extern int sve_set_current_vl(unsigned long arg); +extern int sve_get_current_vl(void); + +/* + * Probing and setup functions. + * Calls to these functions must be serialised with one another. + */ +extern void __init sve_init_vq_map(void); +extern void sve_update_vq_map(void); +extern int sve_verify_vq_map(void); +extern void __init sve_setup(void); + +#else /* ! CONFIG_ARM64_SVE */ + +static inline void sve_alloc(struct task_struct *task) { } +static inline void fpsimd_release_task(struct task_struct *task) { } +static inline void sve_sync_to_fpsimd(struct task_struct *task) { } +static inline void sve_sync_from_fpsimd_zeropad(struct task_struct *task) { } + +static inline int sve_set_current_vl(unsigned long arg) +{ + return -EINVAL; +} + +static inline int sve_get_current_vl(void) +{ + return -EINVAL; +} + +static inline void sve_init_vq_map(void) { } +static inline void sve_update_vq_map(void) { } +static inline int sve_verify_vq_map(void) { return 0; } +static inline void sve_setup(void) { } + +#endif /* ! CONFIG_ARM64_SVE */ /* For use by EFI runtime services calls only */ extern void __efi_fpsimd_begin(void); diff --git a/arch/arm64/include/asm/fpsimdmacros.h b/arch/arm64/include/asm/fpsimdmacros.h index 0f5fdd388b0d..e050d765ca9e 100644 --- a/arch/arm64/include/asm/fpsimdmacros.h +++ b/arch/arm64/include/asm/fpsimdmacros.h @@ -75,3 +75,151 @@ ldr w\tmpnr, [\state, #16 * 2 + 4] fpsimd_restore_fpcr x\tmpnr, \state .endm + +/* Sanity-check macros to help avoid encoding garbage instructions */ + +.macro _check_general_reg nr + .if (\nr) < 0 || (\nr) > 30 + .error "Bad register number \nr." + .endif +.endm + +.macro _sve_check_zreg znr + .if (\znr) < 0 || (\znr) > 31 + .error "Bad Scalable Vector Extension vector register number \znr." + .endif +.endm + +.macro _sve_check_preg pnr + .if (\pnr) < 0 || (\pnr) > 15 + .error "Bad Scalable Vector Extension predicate register number \pnr." + .endif +.endm + +.macro _check_num n, min, max + .if (\n) < (\min) || (\n) > (\max) + .error "Number \n out of range [\min,\max]" + .endif +.endm + +/* SVE instruction encodings for non-SVE-capable assemblers */ + +/* STR (vector): STR Z\nz, [X\nxbase, #\offset, MUL VL] */ +.macro _sve_str_v nz, nxbase, offset=0 + _sve_check_zreg \nz + _check_general_reg \nxbase + _check_num (\offset), -0x100, 0xff + .inst 0xe5804000 \ + | (\nz) \ + | ((\nxbase) << 5) \ + | (((\offset) & 7) << 10) \ + | (((\offset) & 0x1f8) << 13) +.endm + +/* LDR (vector): LDR Z\nz, [X\nxbase, #\offset, MUL VL] */ +.macro _sve_ldr_v nz, nxbase, offset=0 + _sve_check_zreg \nz + _check_general_reg \nxbase + _check_num (\offset), -0x100, 0xff + .inst 0x85804000 \ + | (\nz) \ + | ((\nxbase) << 5) \ + | (((\offset) & 7) << 10) \ + | (((\offset) & 0x1f8) << 13) +.endm + +/* STR (predicate): STR P\np, [X\nxbase, #\offset, MUL VL] */ +.macro _sve_str_p np, nxbase, offset=0 + _sve_check_preg \np + _check_general_reg \nxbase + _check_num (\offset), -0x100, 0xff + .inst 0xe5800000 \ + | (\np) \ + | ((\nxbase) << 5) \ + | (((\offset) & 7) << 10) \ + | (((\offset) & 0x1f8) << 13) +.endm + +/* LDR (predicate): LDR P\np, [X\nxbase, #\offset, MUL VL] */ +.macro _sve_ldr_p np, nxbase, offset=0 + _sve_check_preg \np + _check_general_reg \nxbase + _check_num (\offset), -0x100, 0xff + .inst 0x85800000 \ + | (\np) \ + | ((\nxbase) << 5) \ + | (((\offset) & 7) << 10) \ + | (((\offset) & 0x1f8) << 13) +.endm + +/* RDVL X\nx, #\imm */ +.macro _sve_rdvl nx, imm + _check_general_reg \nx + _check_num (\imm), -0x20, 0x1f + .inst 0x04bf5000 \ + | (\nx) \ + | (((\imm) & 0x3f) << 5) +.endm + +/* RDFFR (unpredicated): RDFFR P\np.B */ +.macro _sve_rdffr np + _sve_check_preg \np + .inst 0x2519f000 \ + | (\np) +.endm + +/* WRFFR P\np.B */ +.macro _sve_wrffr np + _sve_check_preg \np + .inst 0x25289000 \ + | ((\np) << 5) +.endm + +.macro __for from:req, to:req + .if (\from) == (\to) + _for__body \from + .else + __for \from, (\from) + ((\to) - (\from)) / 2 + __for (\from) + ((\to) - (\from)) / 2 + 1, \to + .endif +.endm + +.macro _for var:req, from:req, to:req, insn:vararg + .macro _for__body \var:req + \insn + .endm + + __for \from, \to + + .purgem _for__body +.endm + +.macro sve_save nxbase, xpfpsr, nxtmp + _for n, 0, 31, _sve_str_v \n, \nxbase, \n - 34 + _for n, 0, 15, _sve_str_p \n, \nxbase, \n - 16 + _sve_rdffr 0 + _sve_str_p 0, \nxbase + _sve_ldr_p 0, \nxbase, -16 + + mrs x\nxtmp, fpsr + str w\nxtmp, [\xpfpsr] + mrs x\nxtmp, fpcr + str w\nxtmp, [\xpfpsr, #4] +.endm + +.macro sve_load nxbase, xpfpsr, xvqminus1, nxtmp + mrs_s x\nxtmp, SYS_ZCR_EL1 + bic x\nxtmp, x\nxtmp, ZCR_ELx_LEN_MASK + orr x\nxtmp, x\nxtmp, \xvqminus1 + msr_s SYS_ZCR_EL1, x\nxtmp // self-synchronising + + _for n, 0, 31, _sve_ldr_v \n, \nxbase, \n - 34 + _sve_ldr_p 0, \nxbase + _sve_wrffr 0 + _for n, 0, 15, _sve_ldr_p \n, \nxbase, \n - 16 + + ldr w\nxtmp, [\xpfpsr] + msr fpsr, x\nxtmp + ldr w\nxtmp, [\xpfpsr, #4] + msr fpcr, x\nxtmp +.endm diff --git a/arch/arm64/include/asm/hypervisor.h b/arch/arm64/include/asm/hypervisor.h index d2c79049ff11..f9cc1d021791 100644 --- a/arch/arm64/include/asm/hypervisor.h +++ b/arch/arm64/include/asm/hypervisor.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_ARM64_HYPERVISOR_H #define _ASM_ARM64_HYPERVISOR_H diff --git a/arch/arm64/include/asm/irq.h b/arch/arm64/include/asm/irq.h index 5e6f77239064..a0fee6985e6a 100644 --- a/arch/arm64/include/asm/irq.h +++ b/arch/arm64/include/asm/irq.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_IRQ_H #define __ASM_IRQ_H diff --git a/arch/arm64/include/asm/irq_work.h b/arch/arm64/include/asm/irq_work.h index 8e24ef3f7c82..8a1ef1907760 100644 --- a/arch/arm64/include/asm/irq_work.h +++ b/arch/arm64/include/asm/irq_work.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_IRQ_WORK_H #define __ASM_IRQ_WORK_H diff --git a/arch/arm64/include/asm/irqflags.h b/arch/arm64/include/asm/irqflags.h index 8c581281fa12..24692edf1a69 100644 --- a/arch/arm64/include/asm/irqflags.h +++ b/arch/arm64/include/asm/irqflags.h @@ -21,6 +21,19 @@ #include <asm/ptrace.h> /* + * Aarch64 has flags for masking: Debug, Asynchronous (serror), Interrupts and + * FIQ exceptions, in the 'daif' register. We mask and unmask them in 'dai' + * order: + * Masking debug exceptions causes all other exceptions to be masked too/ + * Masking SError masks irq, but not debug exceptions. Masking irqs has no + * side effects for other flags. Keeping to this order makes it easier for + * entry.S to know which exceptions should be unmasked. + * + * FIQ is never expected, but we mask it when we disable debug exceptions, and + * unmask it at all other times. + */ + +/* * CPU interrupt mask handling. */ static inline unsigned long arch_local_irq_save(void) @@ -53,12 +66,6 @@ static inline void arch_local_irq_disable(void) : "memory"); } -#define local_fiq_enable() asm("msr daifclr, #1" : : : "memory") -#define local_fiq_disable() asm("msr daifset, #1" : : : "memory") - -#define local_async_enable() asm("msr daifclr, #4" : : : "memory") -#define local_async_disable() asm("msr daifset, #4" : : : "memory") - /* * Save the current interrupt enable state. */ @@ -89,26 +96,5 @@ static inline int arch_irqs_disabled_flags(unsigned long flags) { return flags & PSR_I_BIT; } - -/* - * save and restore debug state - */ -#define local_dbg_save(flags) \ - do { \ - typecheck(unsigned long, flags); \ - asm volatile( \ - "mrs %0, daif // local_dbg_save\n" \ - "msr daifset, #8" \ - : "=r" (flags) : : "memory"); \ - } while (0) - -#define local_dbg_restore(flags) \ - do { \ - typecheck(unsigned long, flags); \ - asm volatile( \ - "msr daif, %0 // local_dbg_restore\n" \ - : : "r" (flags) : "memory"); \ - } while (0) - #endif #endif diff --git a/arch/arm64/include/asm/kasan.h b/arch/arm64/include/asm/kasan.h index 71ad0f93eb71..e266f80e45b7 100644 --- a/arch/arm64/include/asm/kasan.h +++ b/arch/arm64/include/asm/kasan.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_KASAN_H #define __ASM_KASAN_H diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h index 61d694c2eae5..7f069ff37f06 100644 --- a/arch/arm64/include/asm/kvm_arm.h +++ b/arch/arm64/include/asm/kvm_arm.h @@ -185,7 +185,9 @@ #define CPTR_EL2_TCPAC (1 << 31) #define CPTR_EL2_TTA (1 << 20) #define CPTR_EL2_TFP (1 << CPTR_EL2_TFP_SHIFT) -#define CPTR_EL2_DEFAULT 0x000033ff +#define CPTR_EL2_TZ (1 << 8) +#define CPTR_EL2_RES1 0x000032ff /* known RES1 bits in CPTR_EL2 */ +#define CPTR_EL2_DEFAULT CPTR_EL2_RES1 /* Hyp Debug Configuration Register bits */ #define MDCR_EL2_TPMS (1 << 14) @@ -236,5 +238,6 @@ #define CPACR_EL1_FPEN (3 << 20) #define CPACR_EL1_TTA (1 << 28) +#define CPACR_EL1_DEFAULT (CPACR_EL1_FPEN | CPACR_EL1_ZEN_EL1EN) #endif /* __ARM64_KVM_ARM_H__ */ diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h index 26a64d0f9ab9..ab4d0a926043 100644 --- a/arch/arm64/include/asm/kvm_asm.h +++ b/arch/arm64/include/asm/kvm_asm.h @@ -55,6 +55,8 @@ extern void __kvm_tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa); extern void __kvm_tlb_flush_vmid(struct kvm *kvm); extern void __kvm_tlb_flush_local_vmid(struct kvm_vcpu *vcpu); +extern void __kvm_timer_set_cntvoff(u32 cntvoff_low, u32 cntvoff_high); + extern int __kvm_vcpu_run(struct kvm_vcpu *vcpu); extern u64 __vgic_v3_get_ich_vtr_el2(void); diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h index e5df3fce0008..5f28dfa14cee 100644 --- a/arch/arm64/include/asm/kvm_emulate.h +++ b/arch/arm64/include/asm/kvm_emulate.h @@ -41,6 +41,9 @@ void kvm_inject_undefined(struct kvm_vcpu *vcpu); void kvm_inject_vabt(struct kvm_vcpu *vcpu); void kvm_inject_dabt(struct kvm_vcpu *vcpu, unsigned long addr); void kvm_inject_pabt(struct kvm_vcpu *vcpu, unsigned long addr); +void kvm_inject_undef32(struct kvm_vcpu *vcpu); +void kvm_inject_dabt32(struct kvm_vcpu *vcpu, unsigned long addr); +void kvm_inject_pabt32(struct kvm_vcpu *vcpu, unsigned long addr); static inline void vcpu_reset_hcr(struct kvm_vcpu *vcpu) { @@ -237,7 +240,7 @@ static inline u8 kvm_vcpu_trap_get_fault_type(const struct kvm_vcpu *vcpu) static inline bool kvm_vcpu_dabt_isextabt(const struct kvm_vcpu *vcpu) { - switch (kvm_vcpu_trap_get_fault_type(vcpu)) { + switch (kvm_vcpu_trap_get_fault(vcpu)) { case FSC_SEA: case FSC_SEA_TTW0: case FSC_SEA_TTW1: diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index e923b58606e2..674912d7a571 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -25,6 +25,7 @@ #include <linux/types.h> #include <linux/kvm_types.h> #include <asm/cpufeature.h> +#include <asm/fpsimd.h> #include <asm/kvm.h> #include <asm/kvm_asm.h> #include <asm/kvm_mmio.h> @@ -384,4 +385,14 @@ static inline void __cpu_init_stage2(void) "PARange is %d bits, unsupported configuration!", parange); } +/* + * All host FP/SIMD state is restored on guest exit, so nothing needs + * doing here except in the SVE case: +*/ +static inline void kvm_fpsimd_flush_cpu_state(void) +{ + if (system_supports_sve()) + sve_flush_cpu_state(); +} + #endif /* __ARM64_KVM_HOST_H__ */ diff --git a/arch/arm64/include/asm/kvm_hyp.h b/arch/arm64/include/asm/kvm_hyp.h index 4572a9b560fa..08d3bb66c8b7 100644 --- a/arch/arm64/include/asm/kvm_hyp.h +++ b/arch/arm64/include/asm/kvm_hyp.h @@ -129,8 +129,8 @@ void __vgic_v3_save_state(struct kvm_vcpu *vcpu); void __vgic_v3_restore_state(struct kvm_vcpu *vcpu); int __vgic_v3_perform_cpuif_access(struct kvm_vcpu *vcpu); -void __timer_save_state(struct kvm_vcpu *vcpu); -void __timer_restore_state(struct kvm_vcpu *vcpu); +void __timer_enable_traps(struct kvm_vcpu *vcpu); +void __timer_disable_traps(struct kvm_vcpu *vcpu); void __sysreg_save_host_state(struct kvm_cpu_context *ctxt); void __sysreg_restore_host_state(struct kvm_cpu_context *ctxt); diff --git a/arch/arm64/include/asm/lse.h b/arch/arm64/include/asm/lse.h index 606b20910a5c..eec95768eaad 100644 --- a/arch/arm64/include/asm/lse.h +++ b/arch/arm64/include/asm/lse.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_LSE_H #define __ASM_LSE_H diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h index f7c4d2146aed..d4bae7d6e0d8 100644 --- a/arch/arm64/include/asm/memory.h +++ b/arch/arm64/include/asm/memory.h @@ -61,8 +61,6 @@ * KIMAGE_VADDR - the virtual address of the start of the kernel image * VA_BITS - the maximum number of bits for virtual addresses. * VA_START - the first kernel virtual address. - * TASK_SIZE - the maximum size of a user space task. - * TASK_UNMAPPED_BASE - the lower boundary of the mmap VM area. */ #define VA_BITS (CONFIG_ARM64_VA_BITS) #define VA_START (UL(0xffffffffffffffff) - \ @@ -77,19 +75,6 @@ #define PCI_IO_END (VMEMMAP_START - SZ_2M) #define PCI_IO_START (PCI_IO_END - PCI_IO_SIZE) #define FIXADDR_TOP (PCI_IO_START - SZ_2M) -#define TASK_SIZE_64 (UL(1) << VA_BITS) - -#ifdef CONFIG_COMPAT -#define TASK_SIZE_32 UL(0x100000000) -#define TASK_SIZE (test_thread_flag(TIF_32BIT) ? \ - TASK_SIZE_32 : TASK_SIZE_64) -#define TASK_SIZE_OF(tsk) (test_tsk_thread_flag(tsk, TIF_32BIT) ? \ - TASK_SIZE_32 : TASK_SIZE_64) -#else -#define TASK_SIZE TASK_SIZE_64 -#endif /* CONFIG_COMPAT */ - -#define TASK_UNMAPPED_BASE (PAGE_ALIGN(TASK_SIZE / 4)) #define KERNEL_START _text #define KERNEL_END _end diff --git a/arch/arm64/include/asm/mmzone.h b/arch/arm64/include/asm/mmzone.h index a0de9e6ba73f..fa17e01d9ab2 100644 --- a/arch/arm64/include/asm/mmzone.h +++ b/arch/arm64/include/asm/mmzone.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_MMZONE_H #define __ASM_MMZONE_H diff --git a/arch/arm64/include/asm/numa.h b/arch/arm64/include/asm/numa.h index ef7b23863a7c..01bc46d5b43a 100644 --- a/arch/arm64/include/asm/numa.h +++ b/arch/arm64/include/asm/numa.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_NUMA_H #define __ASM_NUMA_H diff --git a/arch/arm64/include/asm/paravirt.h b/arch/arm64/include/asm/paravirt.h index fd5f42886251..bb5dcea42003 100644 --- a/arch/arm64/include/asm/paravirt.h +++ b/arch/arm64/include/asm/paravirt.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_ARM64_PARAVIRT_H #define _ASM_ARM64_PARAVIRT_H diff --git a/arch/arm64/include/asm/pci.h b/arch/arm64/include/asm/pci.h index 1fc19744ffe9..8747f7c5e0e7 100644 --- a/arch/arm64/include/asm/pci.h +++ b/arch/arm64/include/asm/pci.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_PCI_H #define __ASM_PCI_H #ifdef __KERNEL__ diff --git a/arch/arm64/include/asm/pgalloc.h b/arch/arm64/include/asm/pgalloc.h index d25f4f137c2a..5ca6a573a701 100644 --- a/arch/arm64/include/asm/pgalloc.h +++ b/arch/arm64/include/asm/pgalloc.h @@ -26,7 +26,7 @@ #define check_pgt_cache() do { } while (0) -#define PGALLOC_GFP (GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO) +#define PGALLOC_GFP (GFP_KERNEL | __GFP_ZERO) #define PGD_SIZE (PTRS_PER_PGD * sizeof(pgd_t)) #if CONFIG_PGTABLE_LEVELS > 2 diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index b46e54c2399b..c9530b5b5ca8 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -98,6 +98,8 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; ((pte_val(pte) & (PTE_VALID | PTE_USER | PTE_UXN)) == (PTE_VALID | PTE_UXN)) #define pte_valid_young(pte) \ ((pte_val(pte) & (PTE_VALID | PTE_AF)) == (PTE_VALID | PTE_AF)) +#define pte_valid_user(pte) \ + ((pte_val(pte) & (PTE_VALID | PTE_USER)) == (PTE_VALID | PTE_USER)) /* * Could the pte be present in the TLB? We must check mm_tlb_flush_pending @@ -107,6 +109,18 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; #define pte_accessible(mm, pte) \ (mm_tlb_flush_pending(mm) ? pte_present(pte) : pte_valid_young(pte)) +/* + * p??_access_permitted() is true for valid user mappings (subject to the + * write permission check) other than user execute-only which do not have the + * PTE_USER bit set. PROT_NONE mappings do not have the PTE_VALID bit set. + */ +#define pte_access_permitted(pte, write) \ + (pte_valid_user(pte) && (!(write) || pte_write(pte))) +#define pmd_access_permitted(pmd, write) \ + (pte_access_permitted(pmd_pte(pmd), (write))) +#define pud_access_permitted(pud, write) \ + (pte_access_permitted(pud_pte(pud), (write))) + static inline pte_t clear_pte_bit(pte_t pte, pgprot_t prot) { pte_val(pte) &= ~pgprot_val(prot); diff --git a/arch/arm64/include/asm/processor.h b/arch/arm64/include/asm/processor.h index 29adab8138c3..023cacb946c3 100644 --- a/arch/arm64/include/asm/processor.h +++ b/arch/arm64/include/asm/processor.h @@ -19,6 +19,10 @@ #ifndef __ASM_PROCESSOR_H #define __ASM_PROCESSOR_H +#define TASK_SIZE_64 (UL(1) << VA_BITS) + +#ifndef __ASSEMBLY__ + /* * Default implementation of macro that returns current * instruction pointer ("program counter"). @@ -37,6 +41,22 @@ #include <asm/ptrace.h> #include <asm/types.h> +/* + * TASK_SIZE - the maximum size of a user space task. + * TASK_UNMAPPED_BASE - the lower boundary of the mmap VM area. + */ +#ifdef CONFIG_COMPAT +#define TASK_SIZE_32 UL(0x100000000) +#define TASK_SIZE (test_thread_flag(TIF_32BIT) ? \ + TASK_SIZE_32 : TASK_SIZE_64) +#define TASK_SIZE_OF(tsk) (test_tsk_thread_flag(tsk, TIF_32BIT) ? \ + TASK_SIZE_32 : TASK_SIZE_64) +#else +#define TASK_SIZE TASK_SIZE_64 +#endif /* CONFIG_COMPAT */ + +#define TASK_UNMAPPED_BASE (PAGE_ALIGN(TASK_SIZE / 4)) + #define STACK_TOP_MAX TASK_SIZE_64 #ifdef CONFIG_COMPAT #define AARCH32_VECTORS_BASE 0xffff0000 @@ -85,6 +105,9 @@ struct thread_struct { unsigned long tp2_value; #endif struct fpsimd_state fpsimd_state; + void *sve_state; /* SVE registers, if any */ + unsigned int sve_vl; /* SVE vector length */ + unsigned int sve_vl_onexec; /* SVE vl after next exec */ unsigned long fault_address; /* fault info */ unsigned long fault_code; /* ESR_EL1 value */ struct debug_info debug; /* debugging */ @@ -194,4 +217,9 @@ static inline void spin_lock_prefetch(const void *ptr) int cpu_enable_pan(void *__unused); int cpu_enable_cache_maint_trap(void *__unused); +/* Userspace interface for PR_SVE_{SET,GET}_VL prctl()s: */ +#define SVE_SET_VL(arg) sve_set_current_vl(arg) +#define SVE_GET_VL() sve_get_current_vl() + +#endif /* __ASSEMBLY__ */ #endif /* __ASM_PROCESSOR_H */ diff --git a/arch/arm64/include/asm/spinlock.h b/arch/arm64/include/asm/spinlock.h index 95ad7102b63c..fdb827c7832f 100644 --- a/arch/arm64/include/asm/spinlock.h +++ b/arch/arm64/include/asm/spinlock.h @@ -27,8 +27,6 @@ * instructions. */ -#define arch_spin_lock_flags(lock, flags) arch_spin_lock(lock) - static inline void arch_spin_lock(arch_spinlock_t *lock) { unsigned int tmp; @@ -139,176 +137,7 @@ static inline int arch_spin_is_contended(arch_spinlock_t *lock) } #define arch_spin_is_contended arch_spin_is_contended -/* - * Write lock implementation. - * - * Write locks set bit 31. Unlocking, is done by writing 0 since the lock is - * exclusively held. - * - * The memory barriers are implicit with the load-acquire and store-release - * instructions. - */ - -static inline void arch_write_lock(arch_rwlock_t *rw) -{ - unsigned int tmp; - - asm volatile(ARM64_LSE_ATOMIC_INSN( - /* LL/SC */ - " sevl\n" - "1: wfe\n" - "2: ldaxr %w0, %1\n" - " cbnz %w0, 1b\n" - " stxr %w0, %w2, %1\n" - " cbnz %w0, 2b\n" - __nops(1), - /* LSE atomics */ - "1: mov %w0, wzr\n" - "2: casa %w0, %w2, %1\n" - " cbz %w0, 3f\n" - " ldxr %w0, %1\n" - " cbz %w0, 2b\n" - " wfe\n" - " b 1b\n" - "3:") - : "=&r" (tmp), "+Q" (rw->lock) - : "r" (0x80000000) - : "memory"); -} - -static inline int arch_write_trylock(arch_rwlock_t *rw) -{ - unsigned int tmp; - - asm volatile(ARM64_LSE_ATOMIC_INSN( - /* LL/SC */ - "1: ldaxr %w0, %1\n" - " cbnz %w0, 2f\n" - " stxr %w0, %w2, %1\n" - " cbnz %w0, 1b\n" - "2:", - /* LSE atomics */ - " mov %w0, wzr\n" - " casa %w0, %w2, %1\n" - __nops(2)) - : "=&r" (tmp), "+Q" (rw->lock) - : "r" (0x80000000) - : "memory"); - - return !tmp; -} - -static inline void arch_write_unlock(arch_rwlock_t *rw) -{ - asm volatile(ARM64_LSE_ATOMIC_INSN( - " stlr wzr, %0", - " swpl wzr, wzr, %0") - : "=Q" (rw->lock) :: "memory"); -} - -/* write_can_lock - would write_trylock() succeed? */ -#define arch_write_can_lock(x) ((x)->lock == 0) - -/* - * Read lock implementation. - * - * It exclusively loads the lock value, increments it and stores the new value - * back if positive and the CPU still exclusively owns the location. If the - * value is negative, the lock is already held. - * - * During unlocking there may be multiple active read locks but no write lock. - * - * The memory barriers are implicit with the load-acquire and store-release - * instructions. - * - * Note that in UNDEFINED cases, such as unlocking a lock twice, the LL/SC - * and LSE implementations may exhibit different behaviour (although this - * will have no effect on lockdep). - */ -static inline void arch_read_lock(arch_rwlock_t *rw) -{ - unsigned int tmp, tmp2; - - asm volatile( - " sevl\n" - ARM64_LSE_ATOMIC_INSN( - /* LL/SC */ - "1: wfe\n" - "2: ldaxr %w0, %2\n" - " add %w0, %w0, #1\n" - " tbnz %w0, #31, 1b\n" - " stxr %w1, %w0, %2\n" - " cbnz %w1, 2b\n" - __nops(1), - /* LSE atomics */ - "1: wfe\n" - "2: ldxr %w0, %2\n" - " adds %w1, %w0, #1\n" - " tbnz %w1, #31, 1b\n" - " casa %w0, %w1, %2\n" - " sbc %w0, %w1, %w0\n" - " cbnz %w0, 2b") - : "=&r" (tmp), "=&r" (tmp2), "+Q" (rw->lock) - : - : "cc", "memory"); -} - -static inline void arch_read_unlock(arch_rwlock_t *rw) -{ - unsigned int tmp, tmp2; - - asm volatile(ARM64_LSE_ATOMIC_INSN( - /* LL/SC */ - "1: ldxr %w0, %2\n" - " sub %w0, %w0, #1\n" - " stlxr %w1, %w0, %2\n" - " cbnz %w1, 1b", - /* LSE atomics */ - " movn %w0, #0\n" - " staddl %w0, %2\n" - __nops(2)) - : "=&r" (tmp), "=&r" (tmp2), "+Q" (rw->lock) - : - : "memory"); -} - -static inline int arch_read_trylock(arch_rwlock_t *rw) -{ - unsigned int tmp, tmp2; - - asm volatile(ARM64_LSE_ATOMIC_INSN( - /* LL/SC */ - " mov %w1, #1\n" - "1: ldaxr %w0, %2\n" - " add %w0, %w0, #1\n" - " tbnz %w0, #31, 2f\n" - " stxr %w1, %w0, %2\n" - " cbnz %w1, 1b\n" - "2:", - /* LSE atomics */ - " ldr %w0, %2\n" - " adds %w1, %w0, #1\n" - " tbnz %w1, #31, 1f\n" - " casa %w0, %w1, %2\n" - " sbc %w1, %w1, %w0\n" - __nops(1) - "1:") - : "=&r" (tmp), "=&r" (tmp2), "+Q" (rw->lock) - : - : "cc", "memory"); - - return !tmp2; -} - -/* read_can_lock - would read_trylock() succeed? */ -#define arch_read_can_lock(x) ((x)->lock < 0x80000000) - -#define arch_read_lock_flags(lock, flags) arch_read_lock(lock) -#define arch_write_lock_flags(lock, flags) arch_write_lock(lock) - -#define arch_spin_relax(lock) cpu_relax() -#define arch_read_relax(lock) cpu_relax() -#define arch_write_relax(lock) cpu_relax() +#include <asm/qrwlock.h> /* See include/linux/spinlock.h */ #define smp_mb__after_spinlock() smp_mb() diff --git a/arch/arm64/include/asm/spinlock_types.h b/arch/arm64/include/asm/spinlock_types.h index 55be59a35e3f..6b856012c51b 100644 --- a/arch/arm64/include/asm/spinlock_types.h +++ b/arch/arm64/include/asm/spinlock_types.h @@ -36,10 +36,6 @@ typedef struct { #define __ARCH_SPIN_LOCK_UNLOCKED { 0 , 0 } -typedef struct { - volatile unsigned int lock; -} arch_rwlock_t; - -#define __ARCH_RW_LOCK_UNLOCKED { 0 } +#include <asm-generic/qrwlock_types.h> #endif diff --git a/arch/arm64/include/asm/stack_pointer.h b/arch/arm64/include/asm/stack_pointer.h index ffcdf742cddf..8e57c96ad45e 100644 --- a/arch/arm64/include/asm/stack_pointer.h +++ b/arch/arm64/include/asm/stack_pointer.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_STACK_POINTER_H #define __ASM_STACK_POINTER_H diff --git a/arch/arm64/include/asm/stackprotector.h b/arch/arm64/include/asm/stackprotector.h index b86a0865ddf1..58d15be11c4d 100644 --- a/arch/arm64/include/asm/stackprotector.h +++ b/arch/arm64/include/asm/stackprotector.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * GCC stack protector support. * diff --git a/arch/arm64/include/asm/suspend.h b/arch/arm64/include/asm/suspend.h index de5600f40adf..8939c87c4dce 100644 --- a/arch/arm64/include/asm/suspend.h +++ b/arch/arm64/include/asm/suspend.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SUSPEND_H #define __ASM_SUSPEND_H diff --git a/arch/arm64/include/asm/sync_bitops.h b/arch/arm64/include/asm/sync_bitops.h index 8da0bf4f7659..eee31a9f72a5 100644 --- a/arch/arm64/include/asm/sync_bitops.h +++ b/arch/arm64/include/asm/sync_bitops.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SYNC_BITOPS_H__ #define __ASM_SYNC_BITOPS_H__ diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index f707fed5886f..08cc88574659 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -145,10 +145,14 @@ #define SYS_ID_AA64PFR0_EL1 sys_reg(3, 0, 0, 4, 0) #define SYS_ID_AA64PFR1_EL1 sys_reg(3, 0, 0, 4, 1) +#define SYS_ID_AA64ZFR0_EL1 sys_reg(3, 0, 0, 4, 4) #define SYS_ID_AA64DFR0_EL1 sys_reg(3, 0, 0, 5, 0) #define SYS_ID_AA64DFR1_EL1 sys_reg(3, 0, 0, 5, 1) +#define SYS_ID_AA64AFR0_EL1 sys_reg(3, 0, 0, 5, 4) +#define SYS_ID_AA64AFR1_EL1 sys_reg(3, 0, 0, 5, 5) + #define SYS_ID_AA64ISAR0_EL1 sys_reg(3, 0, 0, 6, 0) #define SYS_ID_AA64ISAR1_EL1 sys_reg(3, 0, 0, 6, 1) @@ -160,6 +164,8 @@ #define SYS_ACTLR_EL1 sys_reg(3, 0, 1, 0, 1) #define SYS_CPACR_EL1 sys_reg(3, 0, 1, 0, 2) +#define SYS_ZCR_EL1 sys_reg(3, 0, 1, 2, 0) + #define SYS_TTBR0_EL1 sys_reg(3, 0, 2, 0, 0) #define SYS_TTBR1_EL1 sys_reg(3, 0, 2, 0, 1) #define SYS_TCR_EL1 sys_reg(3, 0, 2, 0, 2) @@ -172,6 +178,99 @@ #define SYS_FAR_EL1 sys_reg(3, 0, 6, 0, 0) #define SYS_PAR_EL1 sys_reg(3, 0, 7, 4, 0) +/*** Statistical Profiling Extension ***/ +/* ID registers */ +#define SYS_PMSIDR_EL1 sys_reg(3, 0, 9, 9, 7) +#define SYS_PMSIDR_EL1_FE_SHIFT 0 +#define SYS_PMSIDR_EL1_FT_SHIFT 1 +#define SYS_PMSIDR_EL1_FL_SHIFT 2 +#define SYS_PMSIDR_EL1_ARCHINST_SHIFT 3 +#define SYS_PMSIDR_EL1_LDS_SHIFT 4 +#define SYS_PMSIDR_EL1_ERND_SHIFT 5 +#define SYS_PMSIDR_EL1_INTERVAL_SHIFT 8 +#define SYS_PMSIDR_EL1_INTERVAL_MASK 0xfUL +#define SYS_PMSIDR_EL1_MAXSIZE_SHIFT 12 +#define SYS_PMSIDR_EL1_MAXSIZE_MASK 0xfUL +#define SYS_PMSIDR_EL1_COUNTSIZE_SHIFT 16 +#define SYS_PMSIDR_EL1_COUNTSIZE_MASK 0xfUL + +#define SYS_PMBIDR_EL1 sys_reg(3, 0, 9, 10, 7) +#define SYS_PMBIDR_EL1_ALIGN_SHIFT 0 +#define SYS_PMBIDR_EL1_ALIGN_MASK 0xfU +#define SYS_PMBIDR_EL1_P_SHIFT 4 +#define SYS_PMBIDR_EL1_F_SHIFT 5 + +/* Sampling controls */ +#define SYS_PMSCR_EL1 sys_reg(3, 0, 9, 9, 0) +#define SYS_PMSCR_EL1_E0SPE_SHIFT 0 +#define SYS_PMSCR_EL1_E1SPE_SHIFT 1 +#define SYS_PMSCR_EL1_CX_SHIFT 3 +#define SYS_PMSCR_EL1_PA_SHIFT 4 +#define SYS_PMSCR_EL1_TS_SHIFT 5 +#define SYS_PMSCR_EL1_PCT_SHIFT 6 + +#define SYS_PMSCR_EL2 sys_reg(3, 4, 9, 9, 0) +#define SYS_PMSCR_EL2_E0HSPE_SHIFT 0 +#define SYS_PMSCR_EL2_E2SPE_SHIFT 1 +#define SYS_PMSCR_EL2_CX_SHIFT 3 +#define SYS_PMSCR_EL2_PA_SHIFT 4 +#define SYS_PMSCR_EL2_TS_SHIFT 5 +#define SYS_PMSCR_EL2_PCT_SHIFT 6 + +#define SYS_PMSICR_EL1 sys_reg(3, 0, 9, 9, 2) + +#define SYS_PMSIRR_EL1 sys_reg(3, 0, 9, 9, 3) +#define SYS_PMSIRR_EL1_RND_SHIFT 0 +#define SYS_PMSIRR_EL1_INTERVAL_SHIFT 8 +#define SYS_PMSIRR_EL1_INTERVAL_MASK 0xffffffUL + +/* Filtering controls */ +#define SYS_PMSFCR_EL1 sys_reg(3, 0, 9, 9, 4) +#define SYS_PMSFCR_EL1_FE_SHIFT 0 +#define SYS_PMSFCR_EL1_FT_SHIFT 1 +#define SYS_PMSFCR_EL1_FL_SHIFT 2 +#define SYS_PMSFCR_EL1_B_SHIFT 16 +#define SYS_PMSFCR_EL1_LD_SHIFT 17 +#define SYS_PMSFCR_EL1_ST_SHIFT 18 + +#define SYS_PMSEVFR_EL1 sys_reg(3, 0, 9, 9, 5) +#define SYS_PMSEVFR_EL1_RES0 0x0000ffff00ff0f55UL + +#define SYS_PMSLATFR_EL1 sys_reg(3, 0, 9, 9, 6) +#define SYS_PMSLATFR_EL1_MINLAT_SHIFT 0 + +/* Buffer controls */ +#define SYS_PMBLIMITR_EL1 sys_reg(3, 0, 9, 10, 0) +#define SYS_PMBLIMITR_EL1_E_SHIFT 0 +#define SYS_PMBLIMITR_EL1_FM_SHIFT 1 +#define SYS_PMBLIMITR_EL1_FM_MASK 0x3UL +#define SYS_PMBLIMITR_EL1_FM_STOP_IRQ (0 << SYS_PMBLIMITR_EL1_FM_SHIFT) + +#define SYS_PMBPTR_EL1 sys_reg(3, 0, 9, 10, 1) + +/* Buffer error reporting */ +#define SYS_PMBSR_EL1 sys_reg(3, 0, 9, 10, 3) +#define SYS_PMBSR_EL1_COLL_SHIFT 16 +#define SYS_PMBSR_EL1_S_SHIFT 17 +#define SYS_PMBSR_EL1_EA_SHIFT 18 +#define SYS_PMBSR_EL1_DL_SHIFT 19 +#define SYS_PMBSR_EL1_EC_SHIFT 26 +#define SYS_PMBSR_EL1_EC_MASK 0x3fUL + +#define SYS_PMBSR_EL1_EC_BUF (0x0UL << SYS_PMBSR_EL1_EC_SHIFT) +#define SYS_PMBSR_EL1_EC_FAULT_S1 (0x24UL << SYS_PMBSR_EL1_EC_SHIFT) +#define SYS_PMBSR_EL1_EC_FAULT_S2 (0x25UL << SYS_PMBSR_EL1_EC_SHIFT) + +#define SYS_PMBSR_EL1_FAULT_FSC_SHIFT 0 +#define SYS_PMBSR_EL1_FAULT_FSC_MASK 0x3fUL + +#define SYS_PMBSR_EL1_BUF_BSC_SHIFT 0 +#define SYS_PMBSR_EL1_BUF_BSC_MASK 0x3fUL + +#define SYS_PMBSR_EL1_BUF_BSC_FULL (0x1UL << SYS_PMBSR_EL1_BUF_BSC_SHIFT) + +/*** End of Statistical Profiling Extension ***/ + #define SYS_PMINTENSET_EL1 sys_reg(3, 0, 9, 14, 1) #define SYS_PMINTENCLR_EL1 sys_reg(3, 0, 9, 14, 2) @@ -250,6 +349,8 @@ #define SYS_PMCCFILTR_EL0 sys_reg (3, 3, 14, 15, 7) +#define SYS_ZCR_EL2 sys_reg(3, 4, 1, 2, 0) + #define SYS_DACR32_EL2 sys_reg(3, 4, 3, 0, 0) #define SYS_IFSR32_EL2 sys_reg(3, 4, 5, 0, 1) #define SYS_FPEXC32_EL2 sys_reg(3, 4, 5, 3, 0) @@ -318,6 +419,10 @@ #define SCTLR_EL1_CP15BEN (1 << 5) /* id_aa64isar0 */ +#define ID_AA64ISAR0_DP_SHIFT 44 +#define ID_AA64ISAR0_SM4_SHIFT 40 +#define ID_AA64ISAR0_SM3_SHIFT 36 +#define ID_AA64ISAR0_SHA3_SHIFT 32 #define ID_AA64ISAR0_RDM_SHIFT 28 #define ID_AA64ISAR0_ATOMICS_SHIFT 20 #define ID_AA64ISAR0_CRC32_SHIFT 16 @@ -332,6 +437,7 @@ #define ID_AA64ISAR1_DPB_SHIFT 0 /* id_aa64pfr0 */ +#define ID_AA64PFR0_SVE_SHIFT 32 #define ID_AA64PFR0_GIC_SHIFT 24 #define ID_AA64PFR0_ASIMD_SHIFT 20 #define ID_AA64PFR0_FP_SHIFT 16 @@ -340,6 +446,7 @@ #define ID_AA64PFR0_EL1_SHIFT 4 #define ID_AA64PFR0_EL0_SHIFT 0 +#define ID_AA64PFR0_SVE 0x1 #define ID_AA64PFR0_FP_NI 0xf #define ID_AA64PFR0_FP_SUPPORTED 0x0 #define ID_AA64PFR0_ASIMD_NI 0xf @@ -441,6 +548,20 @@ #endif +/* + * The ZCR_ELx_LEN_* definitions intentionally include bits [8:4] which + * are reserved by the SVE architecture for future expansion of the LEN + * field, with compatible semantics. + */ +#define ZCR_ELx_LEN_SHIFT 0 +#define ZCR_ELx_LEN_SIZE 9 +#define ZCR_ELx_LEN_MASK 0x1ff + +#define CPACR_EL1_ZEN_EL1EN (1 << 16) /* enable EL1 access */ +#define CPACR_EL1_ZEN_EL0EN (1 << 17) /* enable EL0 access, if EL1EN set */ +#define CPACR_EL1_ZEN (CPACR_EL1_ZEN_EL1EN | CPACR_EL1_ZEN_EL0EN) + + /* Safe value for MPIDR_EL1: Bit31:RES1, Bit30:U:0, Bit24:MT:0 */ #define SYS_MPIDR_SAFE_VAL (1UL << 31) diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h index ddded6497a8a..eb431286bacd 100644 --- a/arch/arm64/include/asm/thread_info.h +++ b/arch/arm64/include/asm/thread_info.h @@ -63,6 +63,8 @@ struct thread_info { void arch_setup_new_exec(void); #define arch_setup_new_exec arch_setup_new_exec +void arch_release_task_struct(struct task_struct *tsk); + #endif /* @@ -92,6 +94,8 @@ void arch_setup_new_exec(void); #define TIF_RESTORE_SIGMASK 20 #define TIF_SINGLESTEP 21 #define TIF_32BIT 22 /* 32bit process */ +#define TIF_SVE 23 /* Scalable Vector Extension in use */ +#define TIF_SVE_VL_INHERIT 24 /* Inherit sve_vl_onexec across exec */ #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) @@ -105,6 +109,7 @@ void arch_setup_new_exec(void); #define _TIF_UPROBE (1 << TIF_UPROBE) #define _TIF_FSCHECK (1 << TIF_FSCHECK) #define _TIF_32BIT (1 << TIF_32BIT) +#define _TIF_SVE (1 << TIF_SVE) #define _TIF_WORK_MASK (_TIF_NEED_RESCHED | _TIF_SIGPENDING | \ _TIF_NOTIFY_RESUME | _TIF_FOREIGN_FPSTATE | \ diff --git a/arch/arm64/include/asm/timex.h b/arch/arm64/include/asm/timex.h index 81a076eb37fa..9ad60bae5c8d 100644 --- a/arch/arm64/include/asm/timex.h +++ b/arch/arm64/include/asm/timex.h @@ -22,7 +22,7 @@ * Use the current timer as a cycle counter since this is what we use for * the delay loop. */ -#define get_cycles() arch_counter_get_cntvct() +#define get_cycles() arch_timer_read_counter() #include <asm-generic/timex.h> diff --git a/arch/arm64/include/asm/topology.h b/arch/arm64/include/asm/topology.h index 8b57339823e9..c4f2d50491eb 100644 --- a/arch/arm64/include/asm/topology.h +++ b/arch/arm64/include/asm/topology.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_TOPOLOGY_H #define __ASM_TOPOLOGY_H @@ -32,6 +33,14 @@ int pcibus_to_node(struct pci_bus *bus); #endif /* CONFIG_NUMA */ +#include <linux/arch_topology.h> + +/* Replace task scheduler's default frequency-invariant accounting */ +#define arch_scale_freq_capacity topology_get_freq_scale + +/* Replace task scheduler's default cpu-invariant accounting */ +#define arch_scale_cpu_capacity topology_get_cpu_scale + #include <asm-generic/topology.h> #endif /* _ASM_ARM_TOPOLOGY_H */ diff --git a/arch/arm64/include/asm/traps.h b/arch/arm64/include/asm/traps.h index d131501c6222..1696f9de9359 100644 --- a/arch/arm64/include/asm/traps.h +++ b/arch/arm64/include/asm/traps.h @@ -34,9 +34,17 @@ struct undef_hook { void register_undef_hook(struct undef_hook *hook); void unregister_undef_hook(struct undef_hook *hook); +void force_signal_inject(int signal, int code, struct pt_regs *regs, + unsigned long address); void arm64_notify_segfault(struct pt_regs *regs, unsigned long addr); +/* + * Move regs->pc to next instruction and do necessary setup before it + * is executed. + */ +void arm64_skip_faulting_instruction(struct pt_regs *regs, unsigned long size); + static inline int __in_irqentry_text(unsigned long ptr) { return ptr >= (unsigned long)&__irqentry_text_start && diff --git a/arch/arm64/include/asm/xen/events.h b/arch/arm64/include/asm/xen/events.h index 4318866d053c..4e22b7a8c038 100644 --- a/arch/arm64/include/asm/xen/events.h +++ b/arch/arm64/include/asm/xen/events.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_ARM64_XEN_EVENTS_H #define _ASM_ARM64_XEN_EVENTS_H diff --git a/arch/arm64/include/asm/xen/xen-ops.h b/arch/arm64/include/asm/xen/xen-ops.h index ec154e719b11..e6e784051932 100644 --- a/arch/arm64/include/asm/xen/xen-ops.h +++ b/arch/arm64/include/asm/xen/xen-ops.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_XEN_OPS_H #define _ASM_XEN_OPS_H diff --git a/arch/arm64/include/uapi/asm/Kbuild b/arch/arm64/include/uapi/asm/Kbuild index fc28bd95c6d3..198afbf0688f 100644 --- a/arch/arm64/include/uapi/asm/Kbuild +++ b/arch/arm64/include/uapi/asm/Kbuild @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # UAPI Header export list include include/uapi/asm-generic/Kbuild.asm diff --git a/arch/arm64/include/uapi/asm/auxvec.h b/arch/arm64/include/uapi/asm/auxvec.h index 4cf0c17787a8..ec0a86d484e1 100644 --- a/arch/arm64/include/uapi/asm/auxvec.h +++ b/arch/arm64/include/uapi/asm/auxvec.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/include/uapi/asm/bitsperlong.h b/arch/arm64/include/uapi/asm/bitsperlong.h index fce9c2924fa3..485d60bee26c 100644 --- a/arch/arm64/include/uapi/asm/bitsperlong.h +++ b/arch/arm64/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/include/uapi/asm/byteorder.h b/arch/arm64/include/uapi/asm/byteorder.h index dc19e9537f0d..ca9cfdab33fc 100644 --- a/arch/arm64/include/uapi/asm/byteorder.h +++ b/arch/arm64/include/uapi/asm/byteorder.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/include/uapi/asm/fcntl.h b/arch/arm64/include/uapi/asm/fcntl.h index cd2e630c235e..f8db34f2622d 100644 --- a/arch/arm64/include/uapi/asm/fcntl.h +++ b/arch/arm64/include/uapi/asm/fcntl.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/include/uapi/asm/hwcap.h b/arch/arm64/include/uapi/asm/hwcap.h index 4b9344cba83a..cda76fa8b9b2 100644 --- a/arch/arm64/include/uapi/asm/hwcap.h +++ b/arch/arm64/include/uapi/asm/hwcap.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * @@ -36,5 +37,11 @@ #define HWCAP_FCMA (1 << 14) #define HWCAP_LRCPC (1 << 15) #define HWCAP_DCPOP (1 << 16) +#define HWCAP_SHA3 (1 << 17) +#define HWCAP_SM3 (1 << 18) +#define HWCAP_SM4 (1 << 19) +#define HWCAP_ASIMDDP (1 << 20) +#define HWCAP_SHA512 (1 << 21) +#define HWCAP_SVE (1 << 22) #endif /* _UAPI__ASM_HWCAP_H */ diff --git a/arch/arm64/include/uapi/asm/kvm.h b/arch/arm64/include/uapi/asm/kvm.h index 9f3ca24bbcc6..9abbf3044654 100644 --- a/arch/arm64/include/uapi/asm/kvm.h +++ b/arch/arm64/include/uapi/asm/kvm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> @@ -195,6 +196,12 @@ struct kvm_arch_memory_slot { #define ARM64_SYS_REG(...) (__ARM64_SYS_REG(__VA_ARGS__) | KVM_REG_SIZE_U64) +/* Physical Timer EL0 Registers */ +#define KVM_REG_ARM_PTIMER_CTL ARM64_SYS_REG(3, 3, 14, 2, 1) +#define KVM_REG_ARM_PTIMER_CVAL ARM64_SYS_REG(3, 3, 14, 2, 2) +#define KVM_REG_ARM_PTIMER_CNT ARM64_SYS_REG(3, 3, 14, 0, 1) + +/* EL0 Virtual Timer Registers */ #define KVM_REG_ARM_TIMER_CTL ARM64_SYS_REG(3, 3, 14, 3, 1) #define KVM_REG_ARM_TIMER_CNT ARM64_SYS_REG(3, 3, 14, 3, 2) #define KVM_REG_ARM_TIMER_CVAL ARM64_SYS_REG(3, 3, 14, 0, 2) @@ -227,6 +234,7 @@ struct kvm_arch_memory_slot { #define KVM_DEV_ARM_ITS_SAVE_TABLES 1 #define KVM_DEV_ARM_ITS_RESTORE_TABLES 2 #define KVM_DEV_ARM_VGIC_SAVE_PENDING_TABLES 3 +#define KVM_DEV_ARM_ITS_CTRL_RESET 4 /* Device Control API on vcpu fd */ #define KVM_ARM_VCPU_PMU_V3_CTRL 0 diff --git a/arch/arm64/include/uapi/asm/param.h b/arch/arm64/include/uapi/asm/param.h index 8e3a281d448a..b115c5557781 100644 --- a/arch/arm64/include/uapi/asm/param.h +++ b/arch/arm64/include/uapi/asm/param.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/include/uapi/asm/perf_regs.h b/arch/arm64/include/uapi/asm/perf_regs.h index 172b8317ee49..d54daafa89e3 100644 --- a/arch/arm64/include/uapi/asm/perf_regs.h +++ b/arch/arm64/include/uapi/asm/perf_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _ASM_ARM64_PERF_REGS_H #define _ASM_ARM64_PERF_REGS_H diff --git a/arch/arm64/include/uapi/asm/posix_types.h b/arch/arm64/include/uapi/asm/posix_types.h index 7985ff60ca3f..b1c2e0df92dc 100644 --- a/arch/arm64/include/uapi/asm/posix_types.h +++ b/arch/arm64/include/uapi/asm/posix_types.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_POSIX_TYPES_H #define __ASM_POSIX_TYPES_H diff --git a/arch/arm64/include/uapi/asm/ptrace.h b/arch/arm64/include/uapi/asm/ptrace.h index d1ff83dfe5de..98c4ce55d9c3 100644 --- a/arch/arm64/include/uapi/asm/ptrace.h +++ b/arch/arm64/include/uapi/asm/ptrace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Based on arch/arm/include/asm/ptrace.h * @@ -22,6 +23,7 @@ #include <linux/types.h> #include <asm/hwcap.h> +#include <asm/sigcontext.h> /* @@ -46,7 +48,6 @@ #define PSR_D_BIT 0x00000200 #define PSR_PAN_BIT 0x00400000 #define PSR_UAO_BIT 0x00800000 -#define PSR_Q_BIT 0x08000000 #define PSR_V_BIT 0x10000000 #define PSR_C_BIT 0x20000000 #define PSR_Z_BIT 0x40000000 @@ -63,6 +64,8 @@ #ifndef __ASSEMBLY__ +#include <linux/prctl.h> + /* * User structures for general purpose, floating point and debug registers. */ @@ -90,6 +93,141 @@ struct user_hwdebug_state { } dbg_regs[16]; }; +/* SVE/FP/SIMD state (NT_ARM_SVE) */ + +struct user_sve_header { + __u32 size; /* total meaningful regset content in bytes */ + __u32 max_size; /* maxmium possible size for this thread */ + __u16 vl; /* current vector length */ + __u16 max_vl; /* maximum possible vector length */ + __u16 flags; + __u16 __reserved; +}; + +/* Definitions for user_sve_header.flags: */ +#define SVE_PT_REGS_MASK (1 << 0) + +#define SVE_PT_REGS_FPSIMD 0 +#define SVE_PT_REGS_SVE SVE_PT_REGS_MASK + +/* + * Common SVE_PT_* flags: + * These must be kept in sync with prctl interface in <linux/ptrace.h> + */ +#define SVE_PT_VL_INHERIT (PR_SVE_VL_INHERIT >> 16) +#define SVE_PT_VL_ONEXEC (PR_SVE_SET_VL_ONEXEC >> 16) + + +/* + * The remainder of the SVE state follows struct user_sve_header. The + * total size of the SVE state (including header) depends on the + * metadata in the header: SVE_PT_SIZE(vq, flags) gives the total size + * of the state in bytes, including the header. + * + * Refer to <asm/sigcontext.h> for details of how to pass the correct + * "vq" argument to these macros. + */ + +/* Offset from the start of struct user_sve_header to the register data */ +#define SVE_PT_REGS_OFFSET \ + ((sizeof(struct sve_context) + (SVE_VQ_BYTES - 1)) \ + / SVE_VQ_BYTES * SVE_VQ_BYTES) + +/* + * The register data content and layout depends on the value of the + * flags field. + */ + +/* + * (flags & SVE_PT_REGS_MASK) == SVE_PT_REGS_FPSIMD case: + * + * The payload starts at offset SVE_PT_FPSIMD_OFFSET, and is of type + * struct user_fpsimd_state. Additional data might be appended in the + * future: use SVE_PT_FPSIMD_SIZE(vq, flags) to compute the total size. + * SVE_PT_FPSIMD_SIZE(vq, flags) will never be less than + * sizeof(struct user_fpsimd_state). + */ + +#define SVE_PT_FPSIMD_OFFSET SVE_PT_REGS_OFFSET + +#define SVE_PT_FPSIMD_SIZE(vq, flags) (sizeof(struct user_fpsimd_state)) + +/* + * (flags & SVE_PT_REGS_MASK) == SVE_PT_REGS_SVE case: + * + * The payload starts at offset SVE_PT_SVE_OFFSET, and is of size + * SVE_PT_SVE_SIZE(vq, flags). + * + * Additional macros describe the contents and layout of the payload. + * For each, SVE_PT_SVE_x_OFFSET(args) is the start offset relative to + * the start of struct user_sve_header, and SVE_PT_SVE_x_SIZE(args) is + * the size in bytes: + * + * x type description + * - ---- ----------- + * ZREGS \ + * ZREG | + * PREGS | refer to <asm/sigcontext.h> + * PREG | + * FFR / + * + * FPSR uint32_t FPSR + * FPCR uint32_t FPCR + * + * Additional data might be appended in the future. + */ + +#define SVE_PT_SVE_ZREG_SIZE(vq) SVE_SIG_ZREG_SIZE(vq) +#define SVE_PT_SVE_PREG_SIZE(vq) SVE_SIG_PREG_SIZE(vq) +#define SVE_PT_SVE_FFR_SIZE(vq) SVE_SIG_FFR_SIZE(vq) +#define SVE_PT_SVE_FPSR_SIZE sizeof(__u32) +#define SVE_PT_SVE_FPCR_SIZE sizeof(__u32) + +#define __SVE_SIG_TO_PT(offset) \ + ((offset) - SVE_SIG_REGS_OFFSET + SVE_PT_REGS_OFFSET) + +#define SVE_PT_SVE_OFFSET SVE_PT_REGS_OFFSET + +#define SVE_PT_SVE_ZREGS_OFFSET \ + __SVE_SIG_TO_PT(SVE_SIG_ZREGS_OFFSET) +#define SVE_PT_SVE_ZREG_OFFSET(vq, n) \ + __SVE_SIG_TO_PT(SVE_SIG_ZREG_OFFSET(vq, n)) +#define SVE_PT_SVE_ZREGS_SIZE(vq) \ + (SVE_PT_SVE_ZREG_OFFSET(vq, SVE_NUM_ZREGS) - SVE_PT_SVE_ZREGS_OFFSET) + +#define SVE_PT_SVE_PREGS_OFFSET(vq) \ + __SVE_SIG_TO_PT(SVE_SIG_PREGS_OFFSET(vq)) +#define SVE_PT_SVE_PREG_OFFSET(vq, n) \ + __SVE_SIG_TO_PT(SVE_SIG_PREG_OFFSET(vq, n)) +#define SVE_PT_SVE_PREGS_SIZE(vq) \ + (SVE_PT_SVE_PREG_OFFSET(vq, SVE_NUM_PREGS) - \ + SVE_PT_SVE_PREGS_OFFSET(vq)) + +#define SVE_PT_SVE_FFR_OFFSET(vq) \ + __SVE_SIG_TO_PT(SVE_SIG_FFR_OFFSET(vq)) + +#define SVE_PT_SVE_FPSR_OFFSET(vq) \ + ((SVE_PT_SVE_FFR_OFFSET(vq) + SVE_PT_SVE_FFR_SIZE(vq) + \ + (SVE_VQ_BYTES - 1)) \ + / SVE_VQ_BYTES * SVE_VQ_BYTES) +#define SVE_PT_SVE_FPCR_OFFSET(vq) \ + (SVE_PT_SVE_FPSR_OFFSET(vq) + SVE_PT_SVE_FPSR_SIZE) + +/* + * Any future extension appended after FPCR must be aligned to the next + * 128-bit boundary. + */ + +#define SVE_PT_SVE_SIZE(vq, flags) \ + ((SVE_PT_SVE_FPCR_OFFSET(vq) + SVE_PT_SVE_FPCR_SIZE \ + - SVE_PT_SVE_OFFSET + (SVE_VQ_BYTES - 1)) \ + / SVE_VQ_BYTES * SVE_VQ_BYTES) + +#define SVE_PT_SIZE(vq, flags) \ + (((flags) & SVE_PT_REGS_MASK) == SVE_PT_REGS_SVE ? \ + SVE_PT_SVE_OFFSET + SVE_PT_SVE_SIZE(vq, flags) \ + : SVE_PT_FPSIMD_OFFSET + SVE_PT_FPSIMD_SIZE(vq, flags)) + #endif /* __ASSEMBLY__ */ #endif /* _UAPI__ASM_PTRACE_H */ diff --git a/arch/arm64/include/uapi/asm/setup.h b/arch/arm64/include/uapi/asm/setup.h index 9cf2e46fbbdf..5d703888f351 100644 --- a/arch/arm64/include/uapi/asm/setup.h +++ b/arch/arm64/include/uapi/asm/setup.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Based on arch/arm/include/asm/setup.h * diff --git a/arch/arm64/include/uapi/asm/sigcontext.h b/arch/arm64/include/uapi/asm/sigcontext.h index f0a76b9fcd6e..dca8f8b5168b 100644 --- a/arch/arm64/include/uapi/asm/sigcontext.h +++ b/arch/arm64/include/uapi/asm/sigcontext.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * @@ -16,6 +17,8 @@ #ifndef _UAPI__ASM_SIGCONTEXT_H #define _UAPI__ASM_SIGCONTEXT_H +#ifndef __ASSEMBLY__ + #include <linux/types.h> /* @@ -41,10 +44,11 @@ struct sigcontext { * * 0x210 fpsimd_context * 0x10 esr_context + * 0x8a0 sve_context (vl <= 64) (optional) * 0x20 extra_context (optional) * 0x10 terminator (null _aarch64_ctx) * - * 0xdb0 (reserved for future allocation) + * 0x510 (reserved for future allocation) * * New records that can exceed this space need to be opt-in for userspace, so * that an expanded signal frame is not generated unexpectedly. The mechanism @@ -116,4 +120,119 @@ struct extra_context { __u32 __reserved[3]; }; +#define SVE_MAGIC 0x53564501 + +struct sve_context { + struct _aarch64_ctx head; + __u16 vl; + __u16 __reserved[3]; +}; + +#endif /* !__ASSEMBLY__ */ + +/* + * The SVE architecture leaves space for future expansion of the + * vector length beyond its initial architectural limit of 2048 bits + * (16 quadwords). + * + * See linux/Documentation/arm64/sve.txt for a description of the VL/VQ + * terminology. + */ +#define SVE_VQ_BYTES 16 /* number of bytes per quadword */ + +#define SVE_VQ_MIN 1 +#define SVE_VQ_MAX 512 + +#define SVE_VL_MIN (SVE_VQ_MIN * SVE_VQ_BYTES) +#define SVE_VL_MAX (SVE_VQ_MAX * SVE_VQ_BYTES) + +#define SVE_NUM_ZREGS 32 +#define SVE_NUM_PREGS 16 + +#define sve_vl_valid(vl) \ + ((vl) % SVE_VQ_BYTES == 0 && (vl) >= SVE_VL_MIN && (vl) <= SVE_VL_MAX) +#define sve_vq_from_vl(vl) ((vl) / SVE_VQ_BYTES) +#define sve_vl_from_vq(vq) ((vq) * SVE_VQ_BYTES) + +/* + * If the SVE registers are currently live for the thread at signal delivery, + * sve_context.head.size >= + * SVE_SIG_CONTEXT_SIZE(sve_vq_from_vl(sve_context.vl)) + * and the register data may be accessed using the SVE_SIG_*() macros. + * + * If sve_context.head.size < + * SVE_SIG_CONTEXT_SIZE(sve_vq_from_vl(sve_context.vl)), + * the SVE registers were not live for the thread and no register data + * is included: in this case, the SVE_SIG_*() macros should not be + * used except for this check. + * + * The same convention applies when returning from a signal: a caller + * will need to remove or resize the sve_context block if it wants to + * make the SVE registers live when they were previously non-live or + * vice-versa. This may require the the caller to allocate fresh + * memory and/or move other context blocks in the signal frame. + * + * Changing the vector length during signal return is not permitted: + * sve_context.vl must equal the thread's current vector length when + * doing a sigreturn. + * + * + * Note: for all these macros, the "vq" argument denotes the SVE + * vector length in quadwords (i.e., units of 128 bits). + * + * The correct way to obtain vq is to use sve_vq_from_vl(vl). The + * result is valid if and only if sve_vl_valid(vl) is true. This is + * guaranteed for a struct sve_context written by the kernel. + * + * + * Additional macros describe the contents and layout of the payload. + * For each, SVE_SIG_x_OFFSET(args) is the start offset relative to + * the start of struct sve_context, and SVE_SIG_x_SIZE(args) is the + * size in bytes: + * + * x type description + * - ---- ----------- + * REGS the entire SVE context + * + * ZREGS __uint128_t[SVE_NUM_ZREGS][vq] all Z-registers + * ZREG __uint128_t[vq] individual Z-register Zn + * + * PREGS uint16_t[SVE_NUM_PREGS][vq] all P-registers + * PREG uint16_t[vq] individual P-register Pn + * + * FFR uint16_t[vq] first-fault status register + * + * Additional data might be appended in the future. + */ + +#define SVE_SIG_ZREG_SIZE(vq) ((__u32)(vq) * SVE_VQ_BYTES) +#define SVE_SIG_PREG_SIZE(vq) ((__u32)(vq) * (SVE_VQ_BYTES / 8)) +#define SVE_SIG_FFR_SIZE(vq) SVE_SIG_PREG_SIZE(vq) + +#define SVE_SIG_REGS_OFFSET \ + ((sizeof(struct sve_context) + (SVE_VQ_BYTES - 1)) \ + / SVE_VQ_BYTES * SVE_VQ_BYTES) + +#define SVE_SIG_ZREGS_OFFSET SVE_SIG_REGS_OFFSET +#define SVE_SIG_ZREG_OFFSET(vq, n) \ + (SVE_SIG_ZREGS_OFFSET + SVE_SIG_ZREG_SIZE(vq) * (n)) +#define SVE_SIG_ZREGS_SIZE(vq) \ + (SVE_SIG_ZREG_OFFSET(vq, SVE_NUM_ZREGS) - SVE_SIG_ZREGS_OFFSET) + +#define SVE_SIG_PREGS_OFFSET(vq) \ + (SVE_SIG_ZREGS_OFFSET + SVE_SIG_ZREGS_SIZE(vq)) +#define SVE_SIG_PREG_OFFSET(vq, n) \ + (SVE_SIG_PREGS_OFFSET(vq) + SVE_SIG_PREG_SIZE(vq) * (n)) +#define SVE_SIG_PREGS_SIZE(vq) \ + (SVE_SIG_PREG_OFFSET(vq, SVE_NUM_PREGS) - SVE_SIG_PREGS_OFFSET(vq)) + +#define SVE_SIG_FFR_OFFSET(vq) \ + (SVE_SIG_PREGS_OFFSET(vq) + SVE_SIG_PREGS_SIZE(vq)) + +#define SVE_SIG_REGS_SIZE(vq) \ + (SVE_SIG_FFR_OFFSET(vq) + SVE_SIG_FFR_SIZE(vq) - SVE_SIG_REGS_OFFSET) + +#define SVE_SIG_CONTEXT_SIZE(vq) (SVE_SIG_REGS_OFFSET + SVE_SIG_REGS_SIZE(vq)) + + #endif /* _UAPI__ASM_SIGCONTEXT_H */ diff --git a/arch/arm64/include/uapi/asm/siginfo.h b/arch/arm64/include/uapi/asm/siginfo.h index 5a74a0853db0..574d12f86039 100644 --- a/arch/arm64/include/uapi/asm/siginfo.h +++ b/arch/arm64/include/uapi/asm/siginfo.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/include/uapi/asm/signal.h b/arch/arm64/include/uapi/asm/signal.h index 991bf5db2ca1..bdf0cfb046c9 100644 --- a/arch/arm64/include/uapi/asm/signal.h +++ b/arch/arm64/include/uapi/asm/signal.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/include/uapi/asm/stat.h b/arch/arm64/include/uapi/asm/stat.h index eeb702e5074a..313325fa22fa 100644 --- a/arch/arm64/include/uapi/asm/stat.h +++ b/arch/arm64/include/uapi/asm/stat.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/include/uapi/asm/statfs.h b/arch/arm64/include/uapi/asm/statfs.h index 6f6219050978..615357b6ba89 100644 --- a/arch/arm64/include/uapi/asm/statfs.h +++ b/arch/arm64/include/uapi/asm/statfs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/include/uapi/asm/ucontext.h b/arch/arm64/include/uapi/asm/ucontext.h index 791de8e89e35..ee02721a704d 100644 --- a/arch/arm64/include/uapi/asm/ucontext.h +++ b/arch/arm64/include/uapi/asm/ucontext.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/include/uapi/asm/unistd.h b/arch/arm64/include/uapi/asm/unistd.h index 043d17a21342..5072cbd15c82 100644 --- a/arch/arm64/include/uapi/asm/unistd.h +++ b/arch/arm64/include/uapi/asm/unistd.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/arch/arm64/kernel/Makefile b/arch/arm64/kernel/Makefile index f2b4e816b6de..8265dd790895 100644 --- a/arch/arm64/kernel/Makefile +++ b/arch/arm64/kernel/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the linux kernel. # @@ -10,8 +11,6 @@ CFLAGS_REMOVE_ftrace.o = -pg CFLAGS_REMOVE_insn.o = -pg CFLAGS_REMOVE_return_address.o = -pg -CFLAGS_setup.o = -DUTS_MACHINE='"$(UTS_MACHINE)"' - # Object file lists. arm64-obj-y := debug-monitors.o entry.o irq.o fpsimd.o \ entry-fpsimd.o process.o ptrace.o setup.o signal.o \ diff --git a/arch/arm64/kernel/acpi_numa.c b/arch/arm64/kernel/acpi_numa.c index f01fab637dab..d190a7b231bf 100644 --- a/arch/arm64/kernel/acpi_numa.c +++ b/arch/arm64/kernel/acpi_numa.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ACPI 5.1 based NUMA setup for ARM64 * Lots of code was borrowed from arch/x86/mm/srat.c diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c index d06fbe4cd38d..c33b5e4010ab 100644 --- a/arch/arm64/kernel/armv8_deprecated.c +++ b/arch/arm64/kernel/armv8_deprecated.c @@ -228,15 +228,7 @@ ret: return ret; } -static struct ctl_table ctl_abi[] = { - { - .procname = "abi", - .mode = 0555, - }, - { } -}; - -static void __init register_insn_emulation_sysctl(struct ctl_table *table) +static void __init register_insn_emulation_sysctl(void) { unsigned long flags; int i = 0; @@ -262,8 +254,7 @@ static void __init register_insn_emulation_sysctl(struct ctl_table *table) } raw_spin_unlock_irqrestore(&insn_emulation_lock, flags); - table->child = insns_sysctl; - register_sysctl_table(table); + register_sysctl("abi", insns_sysctl); } /* @@ -431,7 +422,7 @@ ret: pr_warn_ratelimited("\"%s\" (%ld) uses obsolete SWP{B} instruction at 0x%llx\n", current->comm, (unsigned long)current->pid, regs->pc); - regs->pc += 4; + arm64_skip_faulting_instruction(regs, 4); return 0; fault: @@ -512,7 +503,7 @@ ret: pr_warn_ratelimited("\"%s\" (%ld) uses deprecated CP15 Barrier instruction at 0x%llx\n", current->comm, (unsigned long)current->pid, regs->pc); - regs->pc += 4; + arm64_skip_faulting_instruction(regs, 4); return 0; } @@ -586,14 +577,14 @@ static int compat_setend_handler(struct pt_regs *regs, u32 big_endian) static int a32_setend_handler(struct pt_regs *regs, u32 instr) { int rc = compat_setend_handler(regs, (instr >> 9) & 1); - regs->pc += 4; + arm64_skip_faulting_instruction(regs, 4); return rc; } static int t16_setend_handler(struct pt_regs *regs, u32 instr) { int rc = compat_setend_handler(regs, (instr >> 3) & 1); - regs->pc += 2; + arm64_skip_faulting_instruction(regs, 2); return rc; } @@ -644,7 +635,7 @@ static int __init armv8_deprecated_init(void) cpuhp_setup_state_nocalls(CPUHP_AP_ARM64_ISNDEP_STARTING, "arm64/isndep:starting", run_all_insn_set_hw_mode, NULL); - register_insn_emulation_sysctl(ctl_abi); + register_insn_emulation_sysctl(); return 0; } diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 21e2c95d24e7..c5ba0097887f 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -27,6 +27,7 @@ #include <asm/cpu.h> #include <asm/cpufeature.h> #include <asm/cpu_ops.h> +#include <asm/fpsimd.h> #include <asm/mmu_context.h> #include <asm/processor.h> #include <asm/sysreg.h> @@ -51,6 +52,21 @@ unsigned int compat_elf_hwcap2 __read_mostly; DECLARE_BITMAP(cpu_hwcaps, ARM64_NCAPS); EXPORT_SYMBOL(cpu_hwcaps); +/* + * Flag to indicate if we have computed the system wide + * capabilities based on the boot time active CPUs. This + * will be used to determine if a new booting CPU should + * go through the verification process to make sure that it + * supports the system capabilities, without using a hotplug + * notifier. + */ +static bool sys_caps_initialised; + +static inline void set_sys_caps_initialised(void) +{ + sys_caps_initialised = true; +} + static int dump_cpu_hwcaps(struct notifier_block *self, unsigned long v, void *p) { /* file-wide pr_fmt adds "CPU features: " prefix */ @@ -107,7 +123,11 @@ cpufeature_pan_not_uao(const struct arm64_cpu_capabilities *entry, int __unused) * sync with the documentation of the CPU feature register ABI. */ static const struct arm64_ftr_bits ftr_id_aa64isar0[] = { - ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_EXACT, ID_AA64ISAR0_RDM_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR0_DP_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR0_SM4_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR0_SM3_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR0_SHA3_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR0_RDM_SHIFT, 4, 0), ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR0_ATOMICS_SHIFT, 4, 0), ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR0_CRC32_SHIFT, 4, 0), ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR0_SHA2_SHIFT, 4, 0), @@ -117,34 +137,35 @@ static const struct arm64_ftr_bits ftr_id_aa64isar0[] = { }; static const struct arm64_ftr_bits ftr_id_aa64isar1[] = { - ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_EXACT, ID_AA64ISAR1_LRCPC_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_EXACT, ID_AA64ISAR1_FCMA_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_EXACT, ID_AA64ISAR1_JSCVT_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_EXACT, ID_AA64ISAR1_DPB_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR1_LRCPC_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR1_FCMA_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR1_JSCVT_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR1_DPB_SHIFT, 4, 0), ARM64_FTR_END, }; static const struct arm64_ftr_bits ftr_id_aa64pfr0[] = { - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64PFR0_GIC_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64PFR0_SVE_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64PFR0_GIC_SHIFT, 4, 0), S_ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64PFR0_ASIMD_SHIFT, 4, ID_AA64PFR0_ASIMD_NI), S_ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64PFR0_FP_SHIFT, 4, ID_AA64PFR0_FP_NI), /* Linux doesn't care about the EL3 */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_NONSTRICT, FTR_EXACT, ID_AA64PFR0_EL3_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64PFR0_EL2_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64PFR0_EL1_SHIFT, 4, ID_AA64PFR0_EL1_64BIT_ONLY), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64PFR0_EL0_SHIFT, 4, ID_AA64PFR0_EL0_64BIT_ONLY), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_NONSTRICT, FTR_LOWER_SAFE, ID_AA64PFR0_EL3_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64PFR0_EL2_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64PFR0_EL1_SHIFT, 4, ID_AA64PFR0_EL1_64BIT_ONLY), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64PFR0_EL0_SHIFT, 4, ID_AA64PFR0_EL0_64BIT_ONLY), ARM64_FTR_END, }; static const struct arm64_ftr_bits ftr_id_aa64mmfr0[] = { - S_ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR0_TGRAN4_SHIFT, 4, ID_AA64MMFR0_TGRAN4_NI), - S_ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR0_TGRAN64_SHIFT, 4, ID_AA64MMFR0_TGRAN64_NI), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR0_TGRAN16_SHIFT, 4, ID_AA64MMFR0_TGRAN16_NI), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR0_BIGENDEL0_SHIFT, 4, 0), + S_ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR0_TGRAN4_SHIFT, 4, ID_AA64MMFR0_TGRAN4_NI), + S_ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR0_TGRAN64_SHIFT, 4, ID_AA64MMFR0_TGRAN64_NI), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR0_TGRAN16_SHIFT, 4, ID_AA64MMFR0_TGRAN16_NI), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR0_BIGENDEL0_SHIFT, 4, 0), /* Linux shouldn't care about secure memory */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_NONSTRICT, FTR_EXACT, ID_AA64MMFR0_SNSMEM_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR0_BIGENDEL_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR0_ASID_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_NONSTRICT, FTR_LOWER_SAFE, ID_AA64MMFR0_SNSMEM_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR0_BIGENDEL_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR0_ASID_SHIFT, 4, 0), /* * Differing PARange is fine as long as all peripherals and memory are mapped * within the minimum PARange of all CPUs @@ -155,20 +176,20 @@ static const struct arm64_ftr_bits ftr_id_aa64mmfr0[] = { static const struct arm64_ftr_bits ftr_id_aa64mmfr1[] = { ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR1_PAN_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR1_LOR_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR1_HPD_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR1_VHE_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR1_VMIDBITS_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR1_HADBS_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR1_LOR_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR1_HPD_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR1_VHE_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR1_VMIDBITS_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR1_HADBS_SHIFT, 4, 0), ARM64_FTR_END, }; static const struct arm64_ftr_bits ftr_id_aa64mmfr2[] = { - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR2_LVA_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR2_IESB_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR2_LSM_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR2_UAO_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_AA64MMFR2_CNP_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR2_LVA_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR2_IESB_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR2_LSM_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR2_UAO_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR2_CNP_SHIFT, 4, 0), ARM64_FTR_END, }; @@ -193,14 +214,14 @@ struct arm64_ftr_reg arm64_ftr_reg_ctrel0 = { }; static const struct arm64_ftr_bits ftr_id_mmfr0[] = { - S_ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 28, 4, 0xf), /* InnerShr */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 24, 4, 0), /* FCSE */ + S_ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 28, 4, 0xf), /* InnerShr */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 24, 4, 0), /* FCSE */ ARM64_FTR_BITS(FTR_HIDDEN, FTR_NONSTRICT, FTR_LOWER_SAFE, 20, 4, 0), /* AuxReg */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 16, 4, 0), /* TCM */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 12, 4, 0), /* ShareLvl */ - S_ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 8, 4, 0xf), /* OuterShr */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 4, 4, 0), /* PMSA */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 0, 4, 0), /* VMSA */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 16, 4, 0), /* TCM */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 12, 4, 0), /* ShareLvl */ + S_ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 8, 4, 0xf), /* OuterShr */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 4, 4, 0), /* PMSA */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 0, 4, 0), /* VMSA */ ARM64_FTR_END, }; @@ -221,8 +242,8 @@ static const struct arm64_ftr_bits ftr_id_aa64dfr0[] = { }; static const struct arm64_ftr_bits ftr_mvfr2[] = { - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 4, 4, 0), /* FPMisc */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 0, 4, 0), /* SIMDMisc */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 4, 4, 0), /* FPMisc */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 0, 4, 0), /* SIMDMisc */ ARM64_FTR_END, }; @@ -234,25 +255,25 @@ static const struct arm64_ftr_bits ftr_dczid[] = { static const struct arm64_ftr_bits ftr_id_isar5[] = { - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_ISAR5_RDM_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_ISAR5_CRC32_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_ISAR5_SHA2_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_ISAR5_SHA1_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_ISAR5_AES_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, ID_ISAR5_SEVL_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_ISAR5_RDM_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_ISAR5_CRC32_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_ISAR5_SHA2_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_ISAR5_SHA1_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_ISAR5_AES_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_ISAR5_SEVL_SHIFT, 4, 0), ARM64_FTR_END, }; static const struct arm64_ftr_bits ftr_id_mmfr4[] = { - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 4, 4, 0), /* ac2 */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 4, 4, 0), /* ac2 */ ARM64_FTR_END, }; static const struct arm64_ftr_bits ftr_id_pfr0[] = { - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 12, 4, 0), /* State3 */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 8, 4, 0), /* State2 */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 4, 4, 0), /* State1 */ - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_EXACT, 0, 4, 0), /* State0 */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 12, 4, 0), /* State3 */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 8, 4, 0), /* State2 */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 4, 4, 0), /* State1 */ + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 0, 4, 0), /* State0 */ ARM64_FTR_END, }; @@ -268,6 +289,12 @@ static const struct arm64_ftr_bits ftr_id_dfr0[] = { ARM64_FTR_END, }; +static const struct arm64_ftr_bits ftr_zcr[] = { + ARM64_FTR_BITS(FTR_HIDDEN, FTR_NONSTRICT, FTR_LOWER_SAFE, + ZCR_ELx_LEN_SHIFT, ZCR_ELx_LEN_SIZE, 0), /* LEN */ + ARM64_FTR_END, +}; + /* * Common ftr bits for a 32bit register with all hidden, strict * attributes, with 4bit feature fields and a default safe value of @@ -334,6 +361,7 @@ static const struct __ftr_reg_entry { /* Op1 = 0, CRn = 0, CRm = 4 */ ARM64_FTR_REG(SYS_ID_AA64PFR0_EL1, ftr_id_aa64pfr0), ARM64_FTR_REG(SYS_ID_AA64PFR1_EL1, ftr_raz), + ARM64_FTR_REG(SYS_ID_AA64ZFR0_EL1, ftr_raz), /* Op1 = 0, CRn = 0, CRm = 5 */ ARM64_FTR_REG(SYS_ID_AA64DFR0_EL1, ftr_id_aa64dfr0), @@ -348,6 +376,9 @@ static const struct __ftr_reg_entry { ARM64_FTR_REG(SYS_ID_AA64MMFR1_EL1, ftr_id_aa64mmfr1), ARM64_FTR_REG(SYS_ID_AA64MMFR2_EL1, ftr_id_aa64mmfr2), + /* Op1 = 0, CRn = 1, CRm = 2 */ + ARM64_FTR_REG(SYS_ZCR_EL1, ftr_zcr), + /* Op1 = 3, CRn = 0, CRm = 0 */ { SYS_CTR_EL0, &arm64_ftr_reg_ctrel0 }, ARM64_FTR_REG(SYS_DCZID_EL0, ftr_dczid), @@ -485,6 +516,7 @@ void __init init_cpu_features(struct cpuinfo_arm64 *info) init_cpu_ftr_reg(SYS_ID_AA64MMFR2_EL1, info->reg_id_aa64mmfr2); init_cpu_ftr_reg(SYS_ID_AA64PFR0_EL1, info->reg_id_aa64pfr0); init_cpu_ftr_reg(SYS_ID_AA64PFR1_EL1, info->reg_id_aa64pfr1); + init_cpu_ftr_reg(SYS_ID_AA64ZFR0_EL1, info->reg_id_aa64zfr0); if (id_aa64pfr0_32bit_el0(info->reg_id_aa64pfr0)) { init_cpu_ftr_reg(SYS_ID_DFR0_EL1, info->reg_id_dfr0); @@ -505,6 +537,10 @@ void __init init_cpu_features(struct cpuinfo_arm64 *info) init_cpu_ftr_reg(SYS_MVFR2_EL1, info->reg_mvfr2); } + if (id_aa64pfr0_sve(info->reg_id_aa64pfr0)) { + init_cpu_ftr_reg(SYS_ZCR_EL1, info->reg_zcr); + sve_init_vq_map(); + } } static void update_cpu_ftr_reg(struct arm64_ftr_reg *reg, u64 new) @@ -608,6 +644,9 @@ void update_cpu_features(int cpu, taint |= check_update_ftr_reg(SYS_ID_AA64PFR1_EL1, cpu, info->reg_id_aa64pfr1, boot->reg_id_aa64pfr1); + taint |= check_update_ftr_reg(SYS_ID_AA64ZFR0_EL1, cpu, + info->reg_id_aa64zfr0, boot->reg_id_aa64zfr0); + /* * If we have AArch32, we care about 32-bit features for compat. * If the system doesn't support AArch32, don't update them. @@ -655,6 +694,16 @@ void update_cpu_features(int cpu, info->reg_mvfr2, boot->reg_mvfr2); } + if (id_aa64pfr0_sve(info->reg_id_aa64pfr0)) { + taint |= check_update_ftr_reg(SYS_ZCR_EL1, cpu, + info->reg_zcr, boot->reg_zcr); + + /* Probe vector lengths, unless we already gave up on SVE */ + if (id_aa64pfr0_sve(read_sanitised_ftr_reg(SYS_ID_AA64PFR0_EL1)) && + !sys_caps_initialised) + sve_update_vq_map(); + } + /* * Mismatched CPU features are a recipe for disaster. Don't even * pretend to support them. @@ -900,6 +949,19 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .min_field_value = 1, }, #endif +#ifdef CONFIG_ARM64_SVE + { + .desc = "Scalable Vector Extension", + .capability = ARM64_SVE, + .def_scope = SCOPE_SYSTEM, + .sys_reg = SYS_ID_AA64PFR0_EL1, + .sign = FTR_UNSIGNED, + .field_pos = ID_AA64PFR0_SVE_SHIFT, + .min_field_value = ID_AA64PFR0_SVE, + .matches = has_cpuid_feature, + .enable = sve_kernel_enable, + }, +#endif /* CONFIG_ARM64_SVE */ {}, }; @@ -921,9 +983,14 @@ static const struct arm64_cpu_capabilities arm64_elf_hwcaps[] = { HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_AES_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_AES), HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA1_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_SHA1), HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA2_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_SHA2), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA2_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, HWCAP_SHA512), HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_CRC32_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_CRC32), HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_ATOMICS_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, HWCAP_ATOMICS), HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_RDM_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_ASIMDRDM), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA3_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_SHA3), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SM3_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_SM3), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SM4_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_SM4), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_DP_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_ASIMDDP), HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_FP_SHIFT, FTR_SIGNED, 0, CAP_HWCAP, HWCAP_FP), HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_FP_SHIFT, FTR_SIGNED, 1, CAP_HWCAP, HWCAP_FPHP), HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_ASIMD_SHIFT, FTR_SIGNED, 0, CAP_HWCAP, HWCAP_ASIMD), @@ -932,6 +999,9 @@ static const struct arm64_cpu_capabilities arm64_elf_hwcaps[] = { HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_JSCVT_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_JSCVT), HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_FCMA_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_FCMA), HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_LRCPC_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_LRCPC), +#ifdef CONFIG_ARM64_SVE + HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_SVE_SHIFT, FTR_UNSIGNED, ID_AA64PFR0_SVE, CAP_HWCAP, HWCAP_SVE), +#endif {}, }; @@ -1041,21 +1111,6 @@ void __init enable_cpu_capabilities(const struct arm64_cpu_capabilities *caps) } /* - * Flag to indicate if we have computed the system wide - * capabilities based on the boot time active CPUs. This - * will be used to determine if a new booting CPU should - * go through the verification process to make sure that it - * supports the system capabilities, without using a hotplug - * notifier. - */ -static bool sys_caps_initialised; - -static inline void set_sys_caps_initialised(void) -{ - sys_caps_initialised = true; -} - -/* * Check for CPU features that are used in early boot * based on the Boot CPU value. */ @@ -1097,6 +1152,23 @@ verify_local_cpu_features(const struct arm64_cpu_capabilities *caps) } } +static void verify_sve_features(void) +{ + u64 safe_zcr = read_sanitised_ftr_reg(SYS_ZCR_EL1); + u64 zcr = read_zcr_features(); + + unsigned int safe_len = safe_zcr & ZCR_ELx_LEN_MASK; + unsigned int len = zcr & ZCR_ELx_LEN_MASK; + + if (len < safe_len || sve_verify_vq_map()) { + pr_crit("CPU%d: SVE: required vector length(s) missing\n", + smp_processor_id()); + cpu_die_early(); + } + + /* Add checks on other ZCR bits here if necessary */ +} + /* * Run through the enabled system capabilities and enable() it on this CPU. * The capabilities were decided based on the available CPUs at the boot time. @@ -1110,8 +1182,12 @@ static void verify_local_cpu_capabilities(void) verify_local_cpu_errata_workarounds(); verify_local_cpu_features(arm64_features); verify_local_elf_hwcaps(arm64_elf_hwcaps); + if (system_supports_32bit_el0()) verify_local_elf_hwcaps(compat_elf_hwcaps); + + if (system_supports_sve()) + verify_sve_features(); } void check_local_cpu_capabilities(void) @@ -1189,6 +1265,8 @@ void __init setup_cpu_features(void) if (system_supports_32bit_el0()) setup_elf_hwcaps(compat_elf_hwcaps); + sve_setup(); + /* Advertise that we have computed the system capabilities */ set_sys_caps_initialised(); @@ -1287,7 +1365,7 @@ static int emulate_mrs(struct pt_regs *regs, u32 insn) if (!rc) { dst = aarch64_insn_decode_register(AARCH64_INSN_REGTYPE_RT, insn); pt_regs_write_reg(regs, dst, val); - regs->pc += 4; + arm64_skip_faulting_instruction(regs, AARCH64_INSN_SIZE); } return rc; diff --git a/arch/arm64/kernel/cpuinfo.c b/arch/arm64/kernel/cpuinfo.c index 311885962830..1e2554543506 100644 --- a/arch/arm64/kernel/cpuinfo.c +++ b/arch/arm64/kernel/cpuinfo.c @@ -19,6 +19,7 @@ #include <asm/cpu.h> #include <asm/cputype.h> #include <asm/cpufeature.h> +#include <asm/fpsimd.h> #include <linux/bitops.h> #include <linux/bug.h> @@ -69,6 +70,12 @@ static const char *const hwcap_str[] = { "fcma", "lrcpc", "dcpop", + "sha3", + "sm3", + "sm4", + "asimddp", + "sha512", + "sve", NULL }; @@ -326,6 +333,7 @@ static void __cpuinfo_store_cpu(struct cpuinfo_arm64 *info) info->reg_id_aa64mmfr2 = read_cpuid(ID_AA64MMFR2_EL1); info->reg_id_aa64pfr0 = read_cpuid(ID_AA64PFR0_EL1); info->reg_id_aa64pfr1 = read_cpuid(ID_AA64PFR1_EL1); + info->reg_id_aa64zfr0 = read_cpuid(ID_AA64ZFR0_EL1); /* Update the 32bit ID registers only if AArch32 is implemented */ if (id_aa64pfr0_32bit_el0(info->reg_id_aa64pfr0)) { @@ -348,6 +356,10 @@ static void __cpuinfo_store_cpu(struct cpuinfo_arm64 *info) info->reg_mvfr2 = read_cpuid(MVFR2_EL1); } + if (IS_ENABLED(CONFIG_ARM64_SVE) && + id_aa64pfr0_sve(info->reg_id_aa64pfr0)) + info->reg_zcr = read_zcr_features(); + cpuinfo_detect_icache_policy(info); } diff --git a/arch/arm64/kernel/debug-monitors.c b/arch/arm64/kernel/debug-monitors.c index c7ef99904934..a88b6ccebbb4 100644 --- a/arch/arm64/kernel/debug-monitors.c +++ b/arch/arm64/kernel/debug-monitors.c @@ -30,6 +30,7 @@ #include <asm/cpufeature.h> #include <asm/cputype.h> +#include <asm/daifflags.h> #include <asm/debug-monitors.h> #include <asm/system_misc.h> @@ -46,9 +47,9 @@ u8 debug_monitors_arch(void) static void mdscr_write(u32 mdscr) { unsigned long flags; - local_dbg_save(flags); + flags = local_daif_save(); write_sysreg(mdscr, mdscr_el1); - local_dbg_restore(flags); + local_daif_restore(flags); } NOKPROBE_SYMBOL(mdscr_write); diff --git a/arch/arm64/kernel/entry-fpsimd.S b/arch/arm64/kernel/entry-fpsimd.S index 6a27cd6dbfa6..73f17bffcd23 100644 --- a/arch/arm64/kernel/entry-fpsimd.S +++ b/arch/arm64/kernel/entry-fpsimd.S @@ -41,3 +41,20 @@ ENTRY(fpsimd_load_state) fpsimd_restore x0, 8 ret ENDPROC(fpsimd_load_state) + +#ifdef CONFIG_ARM64_SVE +ENTRY(sve_save_state) + sve_save 0, x1, 2 + ret +ENDPROC(sve_save_state) + +ENTRY(sve_load_state) + sve_load 0, x1, x2, 3 + ret +ENDPROC(sve_load_state) + +ENTRY(sve_get_vl) + _sve_rdvl 0, 1 + ret +ENDPROC(sve_get_vl) +#endif /* CONFIG_ARM64_SVE */ diff --git a/arch/arm64/kernel/entry-ftrace.S b/arch/arm64/kernel/entry-ftrace.S index e1be42e11ff5..1175f5827ae1 100644 --- a/arch/arm64/kernel/entry-ftrace.S +++ b/arch/arm64/kernel/entry-ftrace.S @@ -108,13 +108,8 @@ ENTRY(_mcount) mcount_get_lr x1 // function's lr (= parent's pc) blr x2 // (*ftrace_trace_function)(pc, lr); -#ifndef CONFIG_FUNCTION_GRAPH_TRACER -skip_ftrace_call: // return; - mcount_exit // } -#else - mcount_exit // return; - // } -skip_ftrace_call: +skip_ftrace_call: // } +#ifdef CONFIG_FUNCTION_GRAPH_TRACER ldr_l x2, ftrace_graph_return cmp x0, x2 // if ((ftrace_graph_return b.ne ftrace_graph_caller // != ftrace_stub) @@ -123,9 +118,8 @@ skip_ftrace_call: adr_l x0, ftrace_graph_entry_stub // != ftrace_graph_entry_stub)) cmp x0, x2 b.ne ftrace_graph_caller // ftrace_graph_caller(); - - mcount_exit #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ + mcount_exit ENDPROC(_mcount) #else /* CONFIG_DYNAMIC_FTRACE */ diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S index e1c59d4008a8..6d14b8f29b5f 100644 --- a/arch/arm64/kernel/entry.S +++ b/arch/arm64/kernel/entry.S @@ -28,7 +28,7 @@ #include <asm/errno.h> #include <asm/esr.h> #include <asm/irq.h> -#include <asm/memory.h> +#include <asm/processor.h> #include <asm/ptrace.h> #include <asm/thread_info.h> #include <asm/asm-uaccess.h> @@ -221,6 +221,8 @@ alternative_else_nop_endif .macro kernel_exit, el .if \el != 0 + disable_daif + /* Restore the task's original addr_limit. */ ldr x20, [sp, #S_ORIG_ADDR_LIMIT] str x20, [tsk, #TSK_TI_ADDR_LIMIT] @@ -373,18 +375,18 @@ ENTRY(vectors) kernel_ventry el1_sync // Synchronous EL1h kernel_ventry el1_irq // IRQ EL1h kernel_ventry el1_fiq_invalid // FIQ EL1h - kernel_ventry el1_error_invalid // Error EL1h + kernel_ventry el1_error // Error EL1h kernel_ventry el0_sync // Synchronous 64-bit EL0 kernel_ventry el0_irq // IRQ 64-bit EL0 kernel_ventry el0_fiq_invalid // FIQ 64-bit EL0 - kernel_ventry el0_error_invalid // Error 64-bit EL0 + kernel_ventry el0_error // Error 64-bit EL0 #ifdef CONFIG_COMPAT kernel_ventry el0_sync_compat // Synchronous 32-bit EL0 kernel_ventry el0_irq_compat // IRQ 32-bit EL0 kernel_ventry el0_fiq_invalid_compat // FIQ 32-bit EL0 - kernel_ventry el0_error_invalid_compat // Error 32-bit EL0 + kernel_ventry el0_error_compat // Error 32-bit EL0 #else kernel_ventry el0_sync_invalid // Synchronous 32-bit EL0 kernel_ventry el0_irq_invalid // IRQ 32-bit EL0 @@ -453,10 +455,6 @@ ENDPROC(el0_error_invalid) el0_fiq_invalid_compat: inv_entry 0, BAD_FIQ, 32 ENDPROC(el0_fiq_invalid_compat) - -el0_error_invalid_compat: - inv_entry 0, BAD_ERROR, 32 -ENDPROC(el0_error_invalid_compat) #endif el1_sync_invalid: @@ -508,24 +506,18 @@ el1_da: * Data abort handling */ mrs x3, far_el1 - enable_dbg - // re-enable interrupts if they were enabled in the aborted context - tbnz x23, #7, 1f // PSR_I_BIT - enable_irq -1: + inherit_daif pstate=x23, tmp=x2 clear_address_tag x0, x3 mov x2, sp // struct pt_regs bl do_mem_abort - // disable interrupts before pulling preserved data off the stack - disable_irq kernel_exit 1 el1_sp_pc: /* * Stack or PC alignment exception handling */ mrs x0, far_el1 - enable_dbg + inherit_daif pstate=x23, tmp=x2 mov x2, sp bl do_sp_pc_abort ASM_BUG() @@ -533,7 +525,7 @@ el1_undef: /* * Undefined instruction */ - enable_dbg + inherit_daif pstate=x23, tmp=x2 mov x0, sp bl do_undefinstr ASM_BUG() @@ -550,7 +542,7 @@ el1_dbg: kernel_exit 1 el1_inv: // TODO: add support for undefined instructions in kernel mode - enable_dbg + inherit_daif pstate=x23, tmp=x2 mov x0, sp mov x2, x1 mov x1, #BAD_SYNC @@ -561,7 +553,7 @@ ENDPROC(el1_sync) .align 6 el1_irq: kernel_entry 1 - enable_dbg + enable_da_f #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off #endif @@ -607,6 +599,8 @@ el0_sync: b.eq el0_ia cmp x24, #ESR_ELx_EC_FP_ASIMD // FP/ASIMD access b.eq el0_fpsimd_acc + cmp x24, #ESR_ELx_EC_SVE // SVE access + b.eq el0_sve_acc cmp x24, #ESR_ELx_EC_FP_EXC64 // FP/ASIMD exception b.eq el0_fpsimd_exc cmp x24, #ESR_ELx_EC_SYS64 // configurable trap @@ -658,6 +652,7 @@ el0_svc_compat: /* * AArch32 syscall handling */ + ldr x16, [tsk, #TSK_TI_FLAGS] // load thread flags adrp stbl, compat_sys_call_table // load compat syscall table pointer mov wscno, w7 // syscall number in w7 (r7) mov wsc_nr, #__NR_compat_syscalls @@ -667,6 +662,10 @@ el0_svc_compat: el0_irq_compat: kernel_entry 0, 32 b el0_irq_naked + +el0_error_compat: + kernel_entry 0, 32 + b el0_error_naked #endif el0_da: @@ -674,8 +673,7 @@ el0_da: * Data abort handling */ mrs x26, far_el1 - // enable interrupts before calling the main handler - enable_dbg_and_irq + enable_daif ct_user_exit clear_address_tag x0, x26 mov x1, x25 @@ -687,8 +685,7 @@ el0_ia: * Instruction abort handling */ mrs x26, far_el1 - // enable interrupts before calling the main handler - enable_dbg_and_irq + enable_daif ct_user_exit mov x0, x26 mov x1, x25 @@ -699,17 +696,27 @@ el0_fpsimd_acc: /* * Floating Point or Advanced SIMD access */ - enable_dbg + enable_daif ct_user_exit mov x0, x25 mov x1, sp bl do_fpsimd_acc b ret_to_user +el0_sve_acc: + /* + * Scalable Vector Extension access + */ + enable_daif + ct_user_exit + mov x0, x25 + mov x1, sp + bl do_sve_acc + b ret_to_user el0_fpsimd_exc: /* - * Floating Point or Advanced SIMD exception + * Floating Point, Advanced SIMD or SVE exception */ - enable_dbg + enable_daif ct_user_exit mov x0, x25 mov x1, sp @@ -720,8 +727,7 @@ el0_sp_pc: * Stack or PC alignment exception handling */ mrs x26, far_el1 - // enable interrupts before calling the main handler - enable_dbg_and_irq + enable_daif ct_user_exit mov x0, x26 mov x1, x25 @@ -732,8 +738,7 @@ el0_undef: /* * Undefined instruction */ - // enable interrupts before calling the main handler - enable_dbg_and_irq + enable_daif ct_user_exit mov x0, sp bl do_undefinstr @@ -742,7 +747,7 @@ el0_sys: /* * System instructions, for trapped cache maintenance instructions */ - enable_dbg_and_irq + enable_daif ct_user_exit mov x0, x25 mov x1, sp @@ -757,11 +762,11 @@ el0_dbg: mov x1, x25 mov x2, sp bl do_debug_exception - enable_dbg + enable_daif ct_user_exit b ret_to_user el0_inv: - enable_dbg + enable_daif ct_user_exit mov x0, sp mov x1, #BAD_SYNC @@ -774,7 +779,7 @@ ENDPROC(el0_sync) el0_irq: kernel_entry 0 el0_irq_naked: - enable_dbg + enable_da_f #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off #endif @@ -788,12 +793,34 @@ el0_irq_naked: b ret_to_user ENDPROC(el0_irq) +el1_error: + kernel_entry 1 + mrs x1, esr_el1 + enable_dbg + mov x0, sp + bl do_serror + kernel_exit 1 +ENDPROC(el1_error) + +el0_error: + kernel_entry 0 +el0_error_naked: + mrs x1, esr_el1 + enable_dbg + mov x0, sp + bl do_serror + enable_daif + ct_user_exit + b ret_to_user +ENDPROC(el0_error) + + /* * This is the fast syscall return path. We do as little as possible here, * and this includes saving x0 back into the kernel stack. */ ret_fast_syscall: - disable_irq // disable interrupts + disable_daif str x0, [sp, #S_X0] // returned x0 ldr x1, [tsk, #TSK_TI_FLAGS] // re-check for syscall tracing and x2, x1, #_TIF_SYSCALL_WORK @@ -803,7 +830,7 @@ ret_fast_syscall: enable_step_tsk x1, x2 kernel_exit 0 ret_fast_syscall_trace: - enable_irq // enable interrupts + enable_daif b __sys_trace_return_skipped // we already saved x0 /* @@ -821,7 +848,7 @@ work_pending: * "slow" syscall return path. */ ret_to_user: - disable_irq // disable interrupts + disable_daif ldr x1, [tsk, #TSK_TI_FLAGS] and x2, x1, #_TIF_WORK_MASK cbnz x2, work_pending @@ -835,16 +862,37 @@ ENDPROC(ret_to_user) */ .align 6 el0_svc: + ldr x16, [tsk, #TSK_TI_FLAGS] // load thread flags adrp stbl, sys_call_table // load syscall table pointer mov wscno, w8 // syscall number in w8 mov wsc_nr, #__NR_syscalls + +#ifdef CONFIG_ARM64_SVE +alternative_if_not ARM64_SVE + b el0_svc_naked +alternative_else_nop_endif + tbz x16, #TIF_SVE, el0_svc_naked // Skip unless TIF_SVE set: + bic x16, x16, #_TIF_SVE // discard SVE state + str x16, [tsk, #TSK_TI_FLAGS] + + /* + * task_fpsimd_load() won't be called to update CPACR_EL1 in + * ret_to_user unless TIF_FOREIGN_FPSTATE is still set, which only + * happens if a context switch or kernel_neon_begin() or context + * modification (sigreturn, ptrace) intervenes. + * So, ensure that CPACR_EL1 is already correct for the fast-path case: + */ + mrs x9, cpacr_el1 + bic x9, x9, #CPACR_EL1_ZEN_EL0EN // disable SVE for el0 + msr cpacr_el1, x9 // synchronised by eret to el0 +#endif + el0_svc_naked: // compat entry point stp x0, xscno, [sp, #S_ORIG_X0] // save the original x0 and syscall number - enable_dbg_and_irq + enable_daif ct_user_exit 1 - ldr x16, [tsk, #TSK_TI_FLAGS] // check for syscall hooks - tst x16, #_TIF_SYSCALL_WORK + tst x16, #_TIF_SYSCALL_WORK // check for syscall hooks b.ne __sys_trace cmp wscno, wsc_nr // check upper syscall limit b.hs ni_sys diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c index 5d547deb6996..143b3e72c25e 100644 --- a/arch/arm64/kernel/fpsimd.c +++ b/arch/arm64/kernel/fpsimd.c @@ -17,19 +17,34 @@ * along with this program. If not, see <http://www.gnu.org/licenses/>. */ +#include <linux/bitmap.h> #include <linux/bottom_half.h> +#include <linux/bug.h> +#include <linux/cache.h> +#include <linux/compat.h> #include <linux/cpu.h> #include <linux/cpu_pm.h> #include <linux/kernel.h> +#include <linux/linkage.h> +#include <linux/irqflags.h> #include <linux/init.h> #include <linux/percpu.h> +#include <linux/prctl.h> #include <linux/preempt.h> +#include <linux/prctl.h> +#include <linux/ptrace.h> #include <linux/sched/signal.h> +#include <linux/sched/task_stack.h> #include <linux/signal.h> +#include <linux/slab.h> +#include <linux/sysctl.h> #include <asm/fpsimd.h> #include <asm/cputype.h> #include <asm/simd.h> +#include <asm/sigcontext.h> +#include <asm/sysreg.h> +#include <asm/traps.h> #define FPEXC_IOF (1 << 0) #define FPEXC_DZF (1 << 1) @@ -39,6 +54,8 @@ #define FPEXC_IDF (1 << 7) /* + * (Note: in this discussion, statements about FPSIMD apply equally to SVE.) + * * In order to reduce the number of times the FPSIMD state is needlessly saved * and restored, we need to keep track of two things: * (a) for each task, we need to remember which CPU was the last one to have @@ -99,10 +116,741 @@ */ static DEFINE_PER_CPU(struct fpsimd_state *, fpsimd_last_state); +/* Default VL for tasks that don't set it explicitly: */ +static int sve_default_vl = -1; + +#ifdef CONFIG_ARM64_SVE + +/* Maximum supported vector length across all CPUs (initially poisoned) */ +int __ro_after_init sve_max_vl = -1; +/* Set of available vector lengths, as vq_to_bit(vq): */ +static __ro_after_init DECLARE_BITMAP(sve_vq_map, SVE_VQ_MAX); +static void __percpu *efi_sve_state; + +#else /* ! CONFIG_ARM64_SVE */ + +/* Dummy declaration for code that will be optimised out: */ +extern __ro_after_init DECLARE_BITMAP(sve_vq_map, SVE_VQ_MAX); +extern void __percpu *efi_sve_state; + +#endif /* ! CONFIG_ARM64_SVE */ + +/* + * Call __sve_free() directly only if you know task can't be scheduled + * or preempted. + */ +static void __sve_free(struct task_struct *task) +{ + kfree(task->thread.sve_state); + task->thread.sve_state = NULL; +} + +static void sve_free(struct task_struct *task) +{ + WARN_ON(test_tsk_thread_flag(task, TIF_SVE)); + + __sve_free(task); +} + + +/* Offset of FFR in the SVE register dump */ +static size_t sve_ffr_offset(int vl) +{ + return SVE_SIG_FFR_OFFSET(sve_vq_from_vl(vl)) - SVE_SIG_REGS_OFFSET; +} + +static void *sve_pffr(struct task_struct *task) +{ + return (char *)task->thread.sve_state + + sve_ffr_offset(task->thread.sve_vl); +} + +static void change_cpacr(u64 val, u64 mask) +{ + u64 cpacr = read_sysreg(CPACR_EL1); + u64 new = (cpacr & ~mask) | val; + + if (new != cpacr) + write_sysreg(new, CPACR_EL1); +} + +static void sve_user_disable(void) +{ + change_cpacr(0, CPACR_EL1_ZEN_EL0EN); +} + +static void sve_user_enable(void) +{ + change_cpacr(CPACR_EL1_ZEN_EL0EN, CPACR_EL1_ZEN_EL0EN); +} + +/* + * TIF_SVE controls whether a task can use SVE without trapping while + * in userspace, and also the way a task's FPSIMD/SVE state is stored + * in thread_struct. + * + * The kernel uses this flag to track whether a user task is actively + * using SVE, and therefore whether full SVE register state needs to + * be tracked. If not, the cheaper FPSIMD context handling code can + * be used instead of the more costly SVE equivalents. + * + * * TIF_SVE set: + * + * The task can execute SVE instructions while in userspace without + * trapping to the kernel. + * + * When stored, Z0-Z31 (incorporating Vn in bits[127:0] or the + * corresponding Zn), P0-P15 and FFR are encoded in in + * task->thread.sve_state, formatted appropriately for vector + * length task->thread.sve_vl. + * + * task->thread.sve_state must point to a valid buffer at least + * sve_state_size(task) bytes in size. + * + * During any syscall, the kernel may optionally clear TIF_SVE and + * discard the vector state except for the FPSIMD subset. + * + * * TIF_SVE clear: + * + * An attempt by the user task to execute an SVE instruction causes + * do_sve_acc() to be called, which does some preparation and then + * sets TIF_SVE. + * + * When stored, FPSIMD registers V0-V31 are encoded in + * task->fpsimd_state; bits [max : 128] for each of Z0-Z31 are + * logically zero but not stored anywhere; P0-P15 and FFR are not + * stored and have unspecified values from userspace's point of + * view. For hygiene purposes, the kernel zeroes them on next use, + * but userspace is discouraged from relying on this. + * + * task->thread.sve_state does not need to be non-NULL, valid or any + * particular size: it must not be dereferenced. + * + * * FPSR and FPCR are always stored in task->fpsimd_state irrespctive of + * whether TIF_SVE is clear or set, since these are not vector length + * dependent. + */ + +/* + * Update current's FPSIMD/SVE registers from thread_struct. + * + * This function should be called only when the FPSIMD/SVE state in + * thread_struct is known to be up to date, when preparing to enter + * userspace. + * + * Softirqs (and preemption) must be disabled. + */ +static void task_fpsimd_load(void) +{ + WARN_ON(!in_softirq() && !irqs_disabled()); + + if (system_supports_sve() && test_thread_flag(TIF_SVE)) + sve_load_state(sve_pffr(current), + ¤t->thread.fpsimd_state.fpsr, + sve_vq_from_vl(current->thread.sve_vl) - 1); + else + fpsimd_load_state(¤t->thread.fpsimd_state); + + if (system_supports_sve()) { + /* Toggle SVE trapping for userspace if needed */ + if (test_thread_flag(TIF_SVE)) + sve_user_enable(); + else + sve_user_disable(); + + /* Serialised by exception return to user */ + } +} + +/* + * Ensure current's FPSIMD/SVE storage in thread_struct is up to date + * with respect to the CPU registers. + * + * Softirqs (and preemption) must be disabled. + */ +static void task_fpsimd_save(void) +{ + WARN_ON(!in_softirq() && !irqs_disabled()); + + if (!test_thread_flag(TIF_FOREIGN_FPSTATE)) { + if (system_supports_sve() && test_thread_flag(TIF_SVE)) { + if (WARN_ON(sve_get_vl() != current->thread.sve_vl)) { + /* + * Can't save the user regs, so current would + * re-enter user with corrupt state. + * There's no way to recover, so kill it: + */ + force_signal_inject( + SIGKILL, 0, current_pt_regs(), 0); + return; + } + + sve_save_state(sve_pffr(current), + ¤t->thread.fpsimd_state.fpsr); + } else + fpsimd_save_state(¤t->thread.fpsimd_state); + } +} + +/* + * Helpers to translate bit indices in sve_vq_map to VQ values (and + * vice versa). This allows find_next_bit() to be used to find the + * _maximum_ VQ not exceeding a certain value. + */ + +static unsigned int vq_to_bit(unsigned int vq) +{ + return SVE_VQ_MAX - vq; +} + +static unsigned int bit_to_vq(unsigned int bit) +{ + if (WARN_ON(bit >= SVE_VQ_MAX)) + bit = SVE_VQ_MAX - 1; + + return SVE_VQ_MAX - bit; +} + +/* + * All vector length selection from userspace comes through here. + * We're on a slow path, so some sanity-checks are included. + * If things go wrong there's a bug somewhere, but try to fall back to a + * safe choice. + */ +static unsigned int find_supported_vector_length(unsigned int vl) +{ + int bit; + int max_vl = sve_max_vl; + + if (WARN_ON(!sve_vl_valid(vl))) + vl = SVE_VL_MIN; + + if (WARN_ON(!sve_vl_valid(max_vl))) + max_vl = SVE_VL_MIN; + + if (vl > max_vl) + vl = max_vl; + + bit = find_next_bit(sve_vq_map, SVE_VQ_MAX, + vq_to_bit(sve_vq_from_vl(vl))); + return sve_vl_from_vq(bit_to_vq(bit)); +} + +#ifdef CONFIG_SYSCTL + +static int sve_proc_do_default_vl(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, + loff_t *ppos) +{ + int ret; + int vl = sve_default_vl; + struct ctl_table tmp_table = { + .data = &vl, + .maxlen = sizeof(vl), + }; + + ret = proc_dointvec(&tmp_table, write, buffer, lenp, ppos); + if (ret || !write) + return ret; + + /* Writing -1 has the special meaning "set to max": */ + if (vl == -1) { + /* Fail safe if sve_max_vl wasn't initialised */ + if (WARN_ON(!sve_vl_valid(sve_max_vl))) + vl = SVE_VL_MIN; + else + vl = sve_max_vl; + + goto chosen; + } + + if (!sve_vl_valid(vl)) + return -EINVAL; + + vl = find_supported_vector_length(vl); +chosen: + sve_default_vl = vl; + return 0; +} + +static struct ctl_table sve_default_vl_table[] = { + { + .procname = "sve_default_vector_length", + .mode = 0644, + .proc_handler = sve_proc_do_default_vl, + }, + { } +}; + +static int __init sve_sysctl_init(void) +{ + if (system_supports_sve()) + if (!register_sysctl("abi", sve_default_vl_table)) + return -EINVAL; + + return 0; +} + +#else /* ! CONFIG_SYSCTL */ +static int __init sve_sysctl_init(void) { return 0; } +#endif /* ! CONFIG_SYSCTL */ + +#define ZREG(sve_state, vq, n) ((char *)(sve_state) + \ + (SVE_SIG_ZREG_OFFSET(vq, n) - SVE_SIG_REGS_OFFSET)) + +/* + * Transfer the FPSIMD state in task->thread.fpsimd_state to + * task->thread.sve_state. + * + * Task can be a non-runnable task, or current. In the latter case, + * softirqs (and preemption) must be disabled. + * task->thread.sve_state must point to at least sve_state_size(task) + * bytes of allocated kernel memory. + * task->thread.fpsimd_state must be up to date before calling this function. + */ +static void fpsimd_to_sve(struct task_struct *task) +{ + unsigned int vq; + void *sst = task->thread.sve_state; + struct fpsimd_state const *fst = &task->thread.fpsimd_state; + unsigned int i; + + if (!system_supports_sve()) + return; + + vq = sve_vq_from_vl(task->thread.sve_vl); + for (i = 0; i < 32; ++i) + memcpy(ZREG(sst, vq, i), &fst->vregs[i], + sizeof(fst->vregs[i])); +} + +/* + * Transfer the SVE state in task->thread.sve_state to + * task->thread.fpsimd_state. + * + * Task can be a non-runnable task, or current. In the latter case, + * softirqs (and preemption) must be disabled. + * task->thread.sve_state must point to at least sve_state_size(task) + * bytes of allocated kernel memory. + * task->thread.sve_state must be up to date before calling this function. + */ +static void sve_to_fpsimd(struct task_struct *task) +{ + unsigned int vq; + void const *sst = task->thread.sve_state; + struct fpsimd_state *fst = &task->thread.fpsimd_state; + unsigned int i; + + if (!system_supports_sve()) + return; + + vq = sve_vq_from_vl(task->thread.sve_vl); + for (i = 0; i < 32; ++i) + memcpy(&fst->vregs[i], ZREG(sst, vq, i), + sizeof(fst->vregs[i])); +} + +#ifdef CONFIG_ARM64_SVE + +/* + * Return how many bytes of memory are required to store the full SVE + * state for task, given task's currently configured vector length. + */ +size_t sve_state_size(struct task_struct const *task) +{ + return SVE_SIG_REGS_SIZE(sve_vq_from_vl(task->thread.sve_vl)); +} + +/* + * Ensure that task->thread.sve_state is allocated and sufficiently large. + * + * This function should be used only in preparation for replacing + * task->thread.sve_state with new data. The memory is always zeroed + * here to prevent stale data from showing through: this is done in + * the interest of testability and predictability: except in the + * do_sve_acc() case, there is no ABI requirement to hide stale data + * written previously be task. + */ +void sve_alloc(struct task_struct *task) +{ + if (task->thread.sve_state) { + memset(task->thread.sve_state, 0, sve_state_size(current)); + return; + } + + /* This is a small allocation (maximum ~8KB) and Should Not Fail. */ + task->thread.sve_state = + kzalloc(sve_state_size(task), GFP_KERNEL); + + /* + * If future SVE revisions can have larger vectors though, + * this may cease to be true: + */ + BUG_ON(!task->thread.sve_state); +} + + +/* + * Ensure that task->thread.sve_state is up to date with respect to + * the user task, irrespective of when SVE is in use or not. + * + * This should only be called by ptrace. task must be non-runnable. + * task->thread.sve_state must point to at least sve_state_size(task) + * bytes of allocated kernel memory. + */ +void fpsimd_sync_to_sve(struct task_struct *task) +{ + if (!test_tsk_thread_flag(task, TIF_SVE)) + fpsimd_to_sve(task); +} + +/* + * Ensure that task->thread.fpsimd_state is up to date with respect to + * the user task, irrespective of whether SVE is in use or not. + * + * This should only be called by ptrace. task must be non-runnable. + * task->thread.sve_state must point to at least sve_state_size(task) + * bytes of allocated kernel memory. + */ +void sve_sync_to_fpsimd(struct task_struct *task) +{ + if (test_tsk_thread_flag(task, TIF_SVE)) + sve_to_fpsimd(task); +} + +/* + * Ensure that task->thread.sve_state is up to date with respect to + * the task->thread.fpsimd_state. + * + * This should only be called by ptrace to merge new FPSIMD register + * values into a task for which SVE is currently active. + * task must be non-runnable. + * task->thread.sve_state must point to at least sve_state_size(task) + * bytes of allocated kernel memory. + * task->thread.fpsimd_state must already have been initialised with + * the new FPSIMD register values to be merged in. + */ +void sve_sync_from_fpsimd_zeropad(struct task_struct *task) +{ + unsigned int vq; + void *sst = task->thread.sve_state; + struct fpsimd_state const *fst = &task->thread.fpsimd_state; + unsigned int i; + + if (!test_tsk_thread_flag(task, TIF_SVE)) + return; + + vq = sve_vq_from_vl(task->thread.sve_vl); + + memset(sst, 0, SVE_SIG_REGS_SIZE(vq)); + + for (i = 0; i < 32; ++i) + memcpy(ZREG(sst, vq, i), &fst->vregs[i], + sizeof(fst->vregs[i])); +} + +int sve_set_vector_length(struct task_struct *task, + unsigned long vl, unsigned long flags) +{ + if (flags & ~(unsigned long)(PR_SVE_VL_INHERIT | + PR_SVE_SET_VL_ONEXEC)) + return -EINVAL; + + if (!sve_vl_valid(vl)) + return -EINVAL; + + /* + * Clamp to the maximum vector length that VL-agnostic SVE code can + * work with. A flag may be assigned in the future to allow setting + * of larger vector lengths without confusing older software. + */ + if (vl > SVE_VL_ARCH_MAX) + vl = SVE_VL_ARCH_MAX; + + vl = find_supported_vector_length(vl); + + if (flags & (PR_SVE_VL_INHERIT | + PR_SVE_SET_VL_ONEXEC)) + task->thread.sve_vl_onexec = vl; + else + /* Reset VL to system default on next exec: */ + task->thread.sve_vl_onexec = 0; + + /* Only actually set the VL if not deferred: */ + if (flags & PR_SVE_SET_VL_ONEXEC) + goto out; + + if (vl == task->thread.sve_vl) + goto out; + + /* + * To ensure the FPSIMD bits of the SVE vector registers are preserved, + * write any live register state back to task_struct, and convert to a + * non-SVE thread. + */ + if (task == current) { + local_bh_disable(); + + task_fpsimd_save(); + set_thread_flag(TIF_FOREIGN_FPSTATE); + } + + fpsimd_flush_task_state(task); + if (test_and_clear_tsk_thread_flag(task, TIF_SVE)) + sve_to_fpsimd(task); + + if (task == current) + local_bh_enable(); + + /* + * Force reallocation of task SVE state to the correct size + * on next use: + */ + sve_free(task); + + task->thread.sve_vl = vl; + +out: + if (flags & PR_SVE_VL_INHERIT) + set_tsk_thread_flag(task, TIF_SVE_VL_INHERIT); + else + clear_tsk_thread_flag(task, TIF_SVE_VL_INHERIT); + + return 0; +} + +/* + * Encode the current vector length and flags for return. + * This is only required for prctl(): ptrace has separate fields + * + * flags are as for sve_set_vector_length(). + */ +static int sve_prctl_status(unsigned long flags) +{ + int ret; + + if (flags & PR_SVE_SET_VL_ONEXEC) + ret = current->thread.sve_vl_onexec; + else + ret = current->thread.sve_vl; + + if (test_thread_flag(TIF_SVE_VL_INHERIT)) + ret |= PR_SVE_VL_INHERIT; + + return ret; +} + +/* PR_SVE_SET_VL */ +int sve_set_current_vl(unsigned long arg) +{ + unsigned long vl, flags; + int ret; + + vl = arg & PR_SVE_VL_LEN_MASK; + flags = arg & ~vl; + + if (!system_supports_sve()) + return -EINVAL; + + ret = sve_set_vector_length(current, vl, flags); + if (ret) + return ret; + + return sve_prctl_status(flags); +} + +/* PR_SVE_GET_VL */ +int sve_get_current_vl(void) +{ + if (!system_supports_sve()) + return -EINVAL; + + return sve_prctl_status(0); +} + +/* + * Bitmap for temporary storage of the per-CPU set of supported vector lengths + * during secondary boot. + */ +static DECLARE_BITMAP(sve_secondary_vq_map, SVE_VQ_MAX); + +static void sve_probe_vqs(DECLARE_BITMAP(map, SVE_VQ_MAX)) +{ + unsigned int vq, vl; + unsigned long zcr; + + bitmap_zero(map, SVE_VQ_MAX); + + zcr = ZCR_ELx_LEN_MASK; + zcr = read_sysreg_s(SYS_ZCR_EL1) & ~zcr; + + for (vq = SVE_VQ_MAX; vq >= SVE_VQ_MIN; --vq) { + write_sysreg_s(zcr | (vq - 1), SYS_ZCR_EL1); /* self-syncing */ + vl = sve_get_vl(); + vq = sve_vq_from_vl(vl); /* skip intervening lengths */ + set_bit(vq_to_bit(vq), map); + } +} + +void __init sve_init_vq_map(void) +{ + sve_probe_vqs(sve_vq_map); +} + +/* + * If we haven't committed to the set of supported VQs yet, filter out + * those not supported by the current CPU. + */ +void sve_update_vq_map(void) +{ + sve_probe_vqs(sve_secondary_vq_map); + bitmap_and(sve_vq_map, sve_vq_map, sve_secondary_vq_map, SVE_VQ_MAX); +} + +/* Check whether the current CPU supports all VQs in the committed set */ +int sve_verify_vq_map(void) +{ + int ret = 0; + + sve_probe_vqs(sve_secondary_vq_map); + bitmap_andnot(sve_secondary_vq_map, sve_vq_map, sve_secondary_vq_map, + SVE_VQ_MAX); + if (!bitmap_empty(sve_secondary_vq_map, SVE_VQ_MAX)) { + pr_warn("SVE: cpu%d: Required vector length(s) missing\n", + smp_processor_id()); + ret = -EINVAL; + } + + return ret; +} + +static void __init sve_efi_setup(void) +{ + if (!IS_ENABLED(CONFIG_EFI)) + return; + + /* + * alloc_percpu() warns and prints a backtrace if this goes wrong. + * This is evidence of a crippled system and we are returning void, + * so no attempt is made to handle this situation here. + */ + if (!sve_vl_valid(sve_max_vl)) + goto fail; + + efi_sve_state = __alloc_percpu( + SVE_SIG_REGS_SIZE(sve_vq_from_vl(sve_max_vl)), SVE_VQ_BYTES); + if (!efi_sve_state) + goto fail; + + return; + +fail: + panic("Cannot allocate percpu memory for EFI SVE save/restore"); +} + +/* + * Enable SVE for EL1. + * Intended for use by the cpufeatures code during CPU boot. + */ +int sve_kernel_enable(void *__always_unused p) +{ + write_sysreg(read_sysreg(CPACR_EL1) | CPACR_EL1_ZEN_EL1EN, CPACR_EL1); + isb(); + + return 0; +} + +void __init sve_setup(void) +{ + u64 zcr; + + if (!system_supports_sve()) + return; + + /* + * The SVE architecture mandates support for 128-bit vectors, + * so sve_vq_map must have at least SVE_VQ_MIN set. + * If something went wrong, at least try to patch it up: + */ + if (WARN_ON(!test_bit(vq_to_bit(SVE_VQ_MIN), sve_vq_map))) + set_bit(vq_to_bit(SVE_VQ_MIN), sve_vq_map); + + zcr = read_sanitised_ftr_reg(SYS_ZCR_EL1); + sve_max_vl = sve_vl_from_vq((zcr & ZCR_ELx_LEN_MASK) + 1); + + /* + * Sanity-check that the max VL we determined through CPU features + * corresponds properly to sve_vq_map. If not, do our best: + */ + if (WARN_ON(sve_max_vl != find_supported_vector_length(sve_max_vl))) + sve_max_vl = find_supported_vector_length(sve_max_vl); + + /* + * For the default VL, pick the maximum supported value <= 64. + * VL == 64 is guaranteed not to grow the signal frame. + */ + sve_default_vl = find_supported_vector_length(64); + + pr_info("SVE: maximum available vector length %u bytes per vector\n", + sve_max_vl); + pr_info("SVE: default vector length %u bytes per vector\n", + sve_default_vl); + + sve_efi_setup(); +} + +/* + * Called from the put_task_struct() path, which cannot get here + * unless dead_task is really dead and not schedulable. + */ +void fpsimd_release_task(struct task_struct *dead_task) +{ + __sve_free(dead_task); +} + +#endif /* CONFIG_ARM64_SVE */ + +/* + * Trapped SVE access + * + * Storage is allocated for the full SVE state, the current FPSIMD + * register contents are migrated across, and TIF_SVE is set so that + * the SVE access trap will be disabled the next time this task + * reaches ret_to_user. + * + * TIF_SVE should be clear on entry: otherwise, task_fpsimd_load() + * would have disabled the SVE access trap for userspace during + * ret_to_user, making an SVE access trap impossible in that case. + */ +asmlinkage void do_sve_acc(unsigned int esr, struct pt_regs *regs) +{ + /* Even if we chose not to use SVE, the hardware could still trap: */ + if (unlikely(!system_supports_sve()) || WARN_ON(is_compat_task())) { + force_signal_inject(SIGILL, ILL_ILLOPC, regs, 0); + return; + } + + sve_alloc(current); + + local_bh_disable(); + + task_fpsimd_save(); + fpsimd_to_sve(current); + + /* Force ret_to_user to reload the registers: */ + fpsimd_flush_task_state(current); + set_thread_flag(TIF_FOREIGN_FPSTATE); + + if (test_and_set_thread_flag(TIF_SVE)) + WARN_ON(1); /* SVE access shouldn't have trapped */ + + local_bh_enable(); +} + /* * Trapped FP/ASIMD access. */ -void do_fpsimd_acc(unsigned int esr, struct pt_regs *regs) +asmlinkage void do_fpsimd_acc(unsigned int esr, struct pt_regs *regs) { /* TODO: implement lazy context saving/restoring */ WARN_ON(1); @@ -111,7 +859,7 @@ void do_fpsimd_acc(unsigned int esr, struct pt_regs *regs) /* * Raise a SIGFPE for the current process. */ -void do_fpsimd_exc(unsigned int esr, struct pt_regs *regs) +asmlinkage void do_fpsimd_exc(unsigned int esr, struct pt_regs *regs) { siginfo_t info; unsigned int si_code = 0; @@ -144,8 +892,8 @@ void fpsimd_thread_switch(struct task_struct *next) * the registers is in fact the most recent userland FPSIMD state of * 'current'. */ - if (current->mm && !test_thread_flag(TIF_FOREIGN_FPSTATE)) - fpsimd_save_state(¤t->thread.fpsimd_state); + if (current->mm) + task_fpsimd_save(); if (next->mm) { /* @@ -159,16 +907,16 @@ void fpsimd_thread_switch(struct task_struct *next) if (__this_cpu_read(fpsimd_last_state) == st && st->cpu == smp_processor_id()) - clear_ti_thread_flag(task_thread_info(next), - TIF_FOREIGN_FPSTATE); + clear_tsk_thread_flag(next, TIF_FOREIGN_FPSTATE); else - set_ti_thread_flag(task_thread_info(next), - TIF_FOREIGN_FPSTATE); + set_tsk_thread_flag(next, TIF_FOREIGN_FPSTATE); } } void fpsimd_flush_thread(void) { + int vl, supported_vl; + if (!system_supports_fpsimd()) return; @@ -176,6 +924,42 @@ void fpsimd_flush_thread(void) memset(¤t->thread.fpsimd_state, 0, sizeof(struct fpsimd_state)); fpsimd_flush_task_state(current); + + if (system_supports_sve()) { + clear_thread_flag(TIF_SVE); + sve_free(current); + + /* + * Reset the task vector length as required. + * This is where we ensure that all user tasks have a valid + * vector length configured: no kernel task can become a user + * task without an exec and hence a call to this function. + * By the time the first call to this function is made, all + * early hardware probing is complete, so sve_default_vl + * should be valid. + * If a bug causes this to go wrong, we make some noise and + * try to fudge thread.sve_vl to a safe value here. + */ + vl = current->thread.sve_vl_onexec ? + current->thread.sve_vl_onexec : sve_default_vl; + + if (WARN_ON(!sve_vl_valid(vl))) + vl = SVE_VL_MIN; + + supported_vl = find_supported_vector_length(vl); + if (WARN_ON(supported_vl != vl)) + vl = supported_vl; + + current->thread.sve_vl = vl; + + /* + * If the task is not set to inherit, ensure that the vector + * length will be reset by a subsequent exec: + */ + if (!test_thread_flag(TIF_SVE_VL_INHERIT)) + current->thread.sve_vl_onexec = 0; + } + set_thread_flag(TIF_FOREIGN_FPSTATE); local_bh_enable(); @@ -191,14 +975,23 @@ void fpsimd_preserve_current_state(void) return; local_bh_disable(); - - if (!test_thread_flag(TIF_FOREIGN_FPSTATE)) - fpsimd_save_state(¤t->thread.fpsimd_state); - + task_fpsimd_save(); local_bh_enable(); } /* + * Like fpsimd_preserve_current_state(), but ensure that + * current->thread.fpsimd_state is updated so that it can be copied to + * the signal frame. + */ +void fpsimd_signal_preserve_current_state(void) +{ + fpsimd_preserve_current_state(); + if (system_supports_sve() && test_thread_flag(TIF_SVE)) + sve_to_fpsimd(current); +} + +/* * Load the userland FPSIMD state of 'current' from memory, but only if the * FPSIMD state already held in the registers is /not/ the most recent FPSIMD * state of 'current' @@ -213,7 +1006,7 @@ void fpsimd_restore_current_state(void) if (test_and_clear_thread_flag(TIF_FOREIGN_FPSTATE)) { struct fpsimd_state *st = ¤t->thread.fpsimd_state; - fpsimd_load_state(st); + task_fpsimd_load(); __this_cpu_write(fpsimd_last_state, st); st->cpu = smp_processor_id(); } @@ -233,7 +1026,12 @@ void fpsimd_update_current_state(struct fpsimd_state *state) local_bh_disable(); - fpsimd_load_state(state); + if (system_supports_sve() && test_thread_flag(TIF_SVE)) { + current->thread.fpsimd_state = *state; + fpsimd_to_sve(current); + } + task_fpsimd_load(); + if (test_and_clear_thread_flag(TIF_FOREIGN_FPSTATE)) { struct fpsimd_state *st = ¤t->thread.fpsimd_state; @@ -252,6 +1050,33 @@ void fpsimd_flush_task_state(struct task_struct *t) t->thread.fpsimd_state.cpu = NR_CPUS; } +static inline void fpsimd_flush_cpu_state(void) +{ + __this_cpu_write(fpsimd_last_state, NULL); +} + +/* + * Invalidate any task SVE state currently held in this CPU's regs. + * + * This is used to prevent the kernel from trying to reuse SVE register data + * that is detroyed by KVM guest enter/exit. This function should go away when + * KVM SVE support is implemented. Don't use it for anything else. + */ +#ifdef CONFIG_ARM64_SVE +void sve_flush_cpu_state(void) +{ + struct fpsimd_state *const fpstate = __this_cpu_read(fpsimd_last_state); + struct task_struct *tsk; + + if (!fpstate) + return; + + tsk = container_of(fpstate, struct task_struct, thread.fpsimd_state); + if (test_tsk_thread_flag(tsk, TIF_SVE)) + fpsimd_flush_cpu_state(); +} +#endif /* CONFIG_ARM64_SVE */ + #ifdef CONFIG_KERNEL_MODE_NEON DEFINE_PER_CPU(bool, kernel_neon_busy); @@ -286,11 +1111,13 @@ void kernel_neon_begin(void) __this_cpu_write(kernel_neon_busy, true); /* Save unsaved task fpsimd state, if any: */ - if (current->mm && !test_and_set_thread_flag(TIF_FOREIGN_FPSTATE)) - fpsimd_save_state(¤t->thread.fpsimd_state); + if (current->mm) { + task_fpsimd_save(); + set_thread_flag(TIF_FOREIGN_FPSTATE); + } /* Invalidate any task state remaining in the fpsimd regs: */ - __this_cpu_write(fpsimd_last_state, NULL); + fpsimd_flush_cpu_state(); preempt_disable(); @@ -325,6 +1152,7 @@ EXPORT_SYMBOL(kernel_neon_end); static DEFINE_PER_CPU(struct fpsimd_state, efi_fpsimd_state); static DEFINE_PER_CPU(bool, efi_fpsimd_state_used); +static DEFINE_PER_CPU(bool, efi_sve_state_used); /* * EFI runtime services support functions @@ -350,10 +1178,24 @@ void __efi_fpsimd_begin(void) WARN_ON(preemptible()); - if (may_use_simd()) + if (may_use_simd()) { kernel_neon_begin(); - else { - fpsimd_save_state(this_cpu_ptr(&efi_fpsimd_state)); + } else { + /* + * If !efi_sve_state, SVE can't be in use yet and doesn't need + * preserving: + */ + if (system_supports_sve() && likely(efi_sve_state)) { + char *sve_state = this_cpu_ptr(efi_sve_state); + + __this_cpu_write(efi_sve_state_used, true); + + sve_save_state(sve_state + sve_ffr_offset(sve_max_vl), + &this_cpu_ptr(&efi_fpsimd_state)->fpsr); + } else { + fpsimd_save_state(this_cpu_ptr(&efi_fpsimd_state)); + } + __this_cpu_write(efi_fpsimd_state_used, true); } } @@ -366,10 +1208,22 @@ void __efi_fpsimd_end(void) if (!system_supports_fpsimd()) return; - if (__this_cpu_xchg(efi_fpsimd_state_used, false)) - fpsimd_load_state(this_cpu_ptr(&efi_fpsimd_state)); - else + if (!__this_cpu_xchg(efi_fpsimd_state_used, false)) { kernel_neon_end(); + } else { + if (system_supports_sve() && + likely(__this_cpu_read(efi_sve_state_used))) { + char const *sve_state = this_cpu_ptr(efi_sve_state); + + sve_load_state(sve_state + sve_ffr_offset(sve_max_vl), + &this_cpu_ptr(&efi_fpsimd_state)->fpsr, + sve_vq_from_vl(sve_get_vl()) - 1); + + __this_cpu_write(efi_sve_state_used, false); + } else { + fpsimd_load_state(this_cpu_ptr(&efi_fpsimd_state)); + } + } } #endif /* CONFIG_EFI */ @@ -382,9 +1236,9 @@ static int fpsimd_cpu_pm_notifier(struct notifier_block *self, { switch (cmd) { case CPU_PM_ENTER: - if (current->mm && !test_thread_flag(TIF_FOREIGN_FPSTATE)) - fpsimd_save_state(¤t->thread.fpsimd_state); - this_cpu_write(fpsimd_last_state, NULL); + if (current->mm) + task_fpsimd_save(); + fpsimd_flush_cpu_state(); break; case CPU_PM_EXIT: if (current->mm) @@ -442,6 +1296,6 @@ static int __init fpsimd_init(void) if (!(elf_hwcap & HWCAP_ASIMD)) pr_notice("Advanced SIMD is not implemented\n"); - return 0; + return sve_sysctl_init(); } core_initcall(fpsimd_init); diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index 0b243ecaf7ac..67e86a0f57ac 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -480,14 +480,21 @@ set_hcr: /* Statistical profiling */ ubfx x0, x1, #32, #4 // Check ID_AA64DFR0_EL1 PMSVer - cbz x0, 6f // Skip if SPE not present - cbnz x2, 5f // VHE? + cbz x0, 7f // Skip if SPE not present + cbnz x2, 6f // VHE? + mrs_s x4, SYS_PMBIDR_EL1 // If SPE available at EL2, + and x4, x4, #(1 << SYS_PMBIDR_EL1_P_SHIFT) + cbnz x4, 5f // then permit sampling of physical + mov x4, #(1 << SYS_PMSCR_EL2_PCT_SHIFT | \ + 1 << SYS_PMSCR_EL2_PA_SHIFT) + msr_s SYS_PMSCR_EL2, x4 // addresses and physical counter +5: mov x1, #(MDCR_EL2_E2PB_MASK << MDCR_EL2_E2PB_SHIFT) orr x3, x3, x1 // If we don't have VHE, then - b 6f // use EL1&0 translation. -5: // For VHE, use EL2 translation + b 7f // use EL1&0 translation. +6: // For VHE, use EL2 translation orr x3, x3, #MDCR_EL2_TPMS // and disable access from EL1 -6: +7: msr mdcr_el2, x3 // Configure debug traps /* Stage-2 translation */ @@ -517,8 +524,19 @@ CPU_LE( movk x0, #0x30d0, lsl #16 ) // Clear EE and E0E on LE systems mov x0, #0x33ff msr cptr_el2, x0 // Disable copro. traps to EL2 + /* SVE register access */ + mrs x1, id_aa64pfr0_el1 + ubfx x1, x1, #ID_AA64PFR0_SVE_SHIFT, #4 + cbz x1, 7f + + bic x0, x0, #CPTR_EL2_TZ // Also disable SVE traps + msr cptr_el2, x0 // Disable copro. traps to EL2 + isb + mov x1, #ZCR_ELx_LEN_MASK // SVE: Enable full vector + msr_s SYS_ZCR_EL2, x1 // length for EL1. + /* Hypervisor stub */ - adr_l x0, __hyp_stub_vectors +7: adr_l x0, __hyp_stub_vectors msr vbar_el2, x0 /* spsr */ diff --git a/arch/arm64/kernel/hibernate.c b/arch/arm64/kernel/hibernate.c index 095d3c170f5d..3009b8b80f08 100644 --- a/arch/arm64/kernel/hibernate.c +++ b/arch/arm64/kernel/hibernate.c @@ -27,6 +27,7 @@ #include <asm/barrier.h> #include <asm/cacheflush.h> #include <asm/cputype.h> +#include <asm/daifflags.h> #include <asm/irqflags.h> #include <asm/kexec.h> #include <asm/memory.h> @@ -285,7 +286,7 @@ int swsusp_arch_suspend(void) return -EBUSY; } - local_dbg_save(flags); + flags = local_daif_save(); if (__cpu_suspend_enter(&state)) { /* make the crash dump kernel image visible/saveable */ @@ -315,7 +316,7 @@ int swsusp_arch_suspend(void) __cpu_suspend_exit(); } - local_dbg_restore(flags); + local_daif_restore(flags); return ret; } diff --git a/arch/arm64/kernel/io.c b/arch/arm64/kernel/io.c index 354be2a872ae..79b17384effa 100644 --- a/arch/arm64/kernel/io.c +++ b/arch/arm64/kernel/io.c @@ -25,8 +25,7 @@ */ void __memcpy_fromio(void *to, const volatile void __iomem *from, size_t count) { - while (count && (!IS_ALIGNED((unsigned long)from, 8) || - !IS_ALIGNED((unsigned long)to, 8))) { + while (count && !IS_ALIGNED((unsigned long)from, 8)) { *(u8 *)to = __raw_readb(from); from++; to++; @@ -54,23 +53,22 @@ EXPORT_SYMBOL(__memcpy_fromio); */ void __memcpy_toio(volatile void __iomem *to, const void *from, size_t count) { - while (count && (!IS_ALIGNED((unsigned long)to, 8) || - !IS_ALIGNED((unsigned long)from, 8))) { - __raw_writeb(*(volatile u8 *)from, to); + while (count && !IS_ALIGNED((unsigned long)to, 8)) { + __raw_writeb(*(u8 *)from, to); from++; to++; count--; } while (count >= 8) { - __raw_writeq(*(volatile u64 *)from, to); + __raw_writeq(*(u64 *)from, to); from += 8; to += 8; count -= 8; } while (count) { - __raw_writeb(*(volatile u8 *)from, to); + __raw_writeb(*(u8 *)from, to); from++; to++; count--; diff --git a/arch/arm64/kernel/machine_kexec.c b/arch/arm64/kernel/machine_kexec.c index 11121f608eb5..f76ea92dff91 100644 --- a/arch/arm64/kernel/machine_kexec.c +++ b/arch/arm64/kernel/machine_kexec.c @@ -18,6 +18,7 @@ #include <asm/cacheflush.h> #include <asm/cpu_ops.h> +#include <asm/daifflags.h> #include <asm/memory.h> #include <asm/mmu.h> #include <asm/mmu_context.h> @@ -195,8 +196,7 @@ void machine_kexec(struct kimage *kimage) pr_info("Bye!\n"); - /* Disable all DAIF exceptions. */ - asm volatile ("msr daifset, #0xf" : : : "memory"); + local_daif_mask(); /* * cpu_soft_restart will shutdown the MMU, disable data caches, then diff --git a/arch/arm64/kernel/perf_regs.c b/arch/arm64/kernel/perf_regs.c index bd1b74c2436f..1d091d048d04 100644 --- a/arch/arm64/kernel/perf_regs.c +++ b/arch/arm64/kernel/perf_regs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/errno.h> #include <linux/kernel.h> #include <linux/perf_event.h> diff --git a/arch/arm64/kernel/probes/Makefile b/arch/arm64/kernel/probes/Makefile index 89b6df613dde..8e4be92e25b1 100644 --- a/arch/arm64/kernel/probes/Makefile +++ b/arch/arm64/kernel/probes/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_KPROBES) += kprobes.o decode-insn.o \ kprobes_trampoline.o \ simulate-insn.o diff --git a/arch/arm64/kernel/probes/kprobes_trampoline.S b/arch/arm64/kernel/probes/kprobes_trampoline.S index 5d6e7f14638c..45dce03aaeaf 100644 --- a/arch/arm64/kernel/probes/kprobes_trampoline.S +++ b/arch/arm64/kernel/probes/kprobes_trampoline.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * trampoline entry and return code for kretprobes. */ diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 2dc0f8482210..b2adcce7bc18 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -49,6 +49,7 @@ #include <linux/notifier.h> #include <trace/events/power.h> #include <linux/percpu.h> +#include <linux/thread_info.h> #include <asm/alternative.h> #include <asm/compat.h> @@ -170,6 +171,39 @@ void machine_restart(char *cmd) while (1); } +static void print_pstate(struct pt_regs *regs) +{ + u64 pstate = regs->pstate; + + if (compat_user_mode(regs)) { + printk("pstate: %08llx (%c%c%c%c %c %s %s %c%c%c)\n", + pstate, + pstate & COMPAT_PSR_N_BIT ? 'N' : 'n', + pstate & COMPAT_PSR_Z_BIT ? 'Z' : 'z', + pstate & COMPAT_PSR_C_BIT ? 'C' : 'c', + pstate & COMPAT_PSR_V_BIT ? 'V' : 'v', + pstate & COMPAT_PSR_Q_BIT ? 'Q' : 'q', + pstate & COMPAT_PSR_T_BIT ? "T32" : "A32", + pstate & COMPAT_PSR_E_BIT ? "BE" : "LE", + pstate & COMPAT_PSR_A_BIT ? 'A' : 'a', + pstate & COMPAT_PSR_I_BIT ? 'I' : 'i', + pstate & COMPAT_PSR_F_BIT ? 'F' : 'f'); + } else { + printk("pstate: %08llx (%c%c%c%c %c%c%c%c %cPAN %cUAO)\n", + pstate, + pstate & PSR_N_BIT ? 'N' : 'n', + pstate & PSR_Z_BIT ? 'Z' : 'z', + pstate & PSR_C_BIT ? 'C' : 'c', + pstate & PSR_V_BIT ? 'V' : 'v', + pstate & PSR_D_BIT ? 'D' : 'd', + pstate & PSR_A_BIT ? 'A' : 'a', + pstate & PSR_I_BIT ? 'I' : 'i', + pstate & PSR_F_BIT ? 'F' : 'f', + pstate & PSR_PAN_BIT ? '+' : '-', + pstate & PSR_UAO_BIT ? '+' : '-'); + } +} + void __show_regs(struct pt_regs *regs) { int i, top_reg; @@ -186,10 +220,9 @@ void __show_regs(struct pt_regs *regs) } show_regs_print_info(KERN_DEFAULT); - print_symbol("PC is at %s\n", instruction_pointer(regs)); - print_symbol("LR is at %s\n", lr); - printk("pc : [<%016llx>] lr : [<%016llx>] pstate: %08llx\n", - regs->pc, lr, regs->pstate); + print_pstate(regs); + print_symbol("pc : %s\n", regs->pc); + print_symbol("lr : %s\n", lr); printk("sp : %016llx\n", sp); i = top_reg; @@ -241,11 +274,27 @@ void release_thread(struct task_struct *dead_task) { } +void arch_release_task_struct(struct task_struct *tsk) +{ + fpsimd_release_task(tsk); +} + +/* + * src and dst may temporarily have aliased sve_state after task_struct + * is copied. We cannot fix this properly here, because src may have + * live SVE state and dst's thread_info may not exist yet, so tweaking + * either src's or dst's TIF_SVE is not safe. + * + * The unaliasing is done in copy_thread() instead. This works because + * dst is not schedulable or traceable until both of these functions + * have been called. + */ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) { if (current->mm) fpsimd_preserve_current_state(); *dst = *src; + return 0; } @@ -258,6 +307,13 @@ int copy_thread(unsigned long clone_flags, unsigned long stack_start, memset(&p->thread.cpu_context, 0, sizeof(struct cpu_context)); + /* + * Unalias p->thread.sve_state (if any) from the parent task + * and disable discard SVE state for p: + */ + clear_tsk_thread_flag(p, TIF_SVE); + p->thread.sve_state = NULL; + if (likely(!(p->flags & PF_KTHREAD))) { *childregs = *current_pt_regs(); childregs->regs[0] = 0; diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index 9cbb6123208f..7c44658b316d 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -32,6 +32,7 @@ #include <linux/security.h> #include <linux/init.h> #include <linux/signal.h> +#include <linux/string.h> #include <linux/uaccess.h> #include <linux/perf_event.h> #include <linux/hw_breakpoint.h> @@ -40,6 +41,7 @@ #include <linux/elf.h> #include <asm/compat.h> +#include <asm/cpufeature.h> #include <asm/debug-monitors.h> #include <asm/pgtable.h> #include <asm/stacktrace.h> @@ -618,17 +620,56 @@ static int gpr_set(struct task_struct *target, const struct user_regset *regset, /* * TODO: update fp accessors for lazy context switching (sync/flush hwstate) */ -static int fpr_get(struct task_struct *target, const struct user_regset *regset, - unsigned int pos, unsigned int count, - void *kbuf, void __user *ubuf) +static int __fpr_get(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + void *kbuf, void __user *ubuf, unsigned int start_pos) { struct user_fpsimd_state *uregs; + + sve_sync_to_fpsimd(target); + uregs = &target->thread.fpsimd_state.user_fpsimd; + return user_regset_copyout(&pos, &count, &kbuf, &ubuf, uregs, + start_pos, start_pos + sizeof(*uregs)); +} + +static int fpr_get(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, + void *kbuf, void __user *ubuf) +{ if (target == current) fpsimd_preserve_current_state(); - return user_regset_copyout(&pos, &count, &kbuf, &ubuf, uregs, 0, -1); + return __fpr_get(target, regset, pos, count, kbuf, ubuf, 0); +} + +static int __fpr_set(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf, + unsigned int start_pos) +{ + int ret; + struct user_fpsimd_state newstate; + + /* + * Ensure target->thread.fpsimd_state is up to date, so that a + * short copyin can't resurrect stale data. + */ + sve_sync_to_fpsimd(target); + + newstate = target->thread.fpsimd_state.user_fpsimd; + + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &newstate, + start_pos, start_pos + sizeof(newstate)); + if (ret) + return ret; + + target->thread.fpsimd_state.user_fpsimd = newstate; + + return ret; } static int fpr_set(struct task_struct *target, const struct user_regset *regset, @@ -636,15 +677,14 @@ static int fpr_set(struct task_struct *target, const struct user_regset *regset, const void *kbuf, const void __user *ubuf) { int ret; - struct user_fpsimd_state newstate = - target->thread.fpsimd_state.user_fpsimd; - ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &newstate, 0, -1); + ret = __fpr_set(target, regset, pos, count, kbuf, ubuf, 0); if (ret) return ret; - target->thread.fpsimd_state.user_fpsimd = newstate; + sve_sync_from_fpsimd_zeropad(target); fpsimd_flush_task_state(target); + return ret; } @@ -702,6 +742,215 @@ static int system_call_set(struct task_struct *target, return ret; } +#ifdef CONFIG_ARM64_SVE + +static void sve_init_header_from_task(struct user_sve_header *header, + struct task_struct *target) +{ + unsigned int vq; + + memset(header, 0, sizeof(*header)); + + header->flags = test_tsk_thread_flag(target, TIF_SVE) ? + SVE_PT_REGS_SVE : SVE_PT_REGS_FPSIMD; + if (test_tsk_thread_flag(target, TIF_SVE_VL_INHERIT)) + header->flags |= SVE_PT_VL_INHERIT; + + header->vl = target->thread.sve_vl; + vq = sve_vq_from_vl(header->vl); + + header->max_vl = sve_max_vl; + if (WARN_ON(!sve_vl_valid(sve_max_vl))) + header->max_vl = header->vl; + + header->size = SVE_PT_SIZE(vq, header->flags); + header->max_size = SVE_PT_SIZE(sve_vq_from_vl(header->max_vl), + SVE_PT_REGS_SVE); +} + +static unsigned int sve_size_from_header(struct user_sve_header const *header) +{ + return ALIGN(header->size, SVE_VQ_BYTES); +} + +static unsigned int sve_get_size(struct task_struct *target, + const struct user_regset *regset) +{ + struct user_sve_header header; + + if (!system_supports_sve()) + return 0; + + sve_init_header_from_task(&header, target); + return sve_size_from_header(&header); +} + +static int sve_get(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + void *kbuf, void __user *ubuf) +{ + int ret; + struct user_sve_header header; + unsigned int vq; + unsigned long start, end; + + if (!system_supports_sve()) + return -EINVAL; + + /* Header */ + sve_init_header_from_task(&header, target); + vq = sve_vq_from_vl(header.vl); + + ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, &header, + 0, sizeof(header)); + if (ret) + return ret; + + if (target == current) + fpsimd_preserve_current_state(); + + /* Registers: FPSIMD-only case */ + + BUILD_BUG_ON(SVE_PT_FPSIMD_OFFSET != sizeof(header)); + if ((header.flags & SVE_PT_REGS_MASK) == SVE_PT_REGS_FPSIMD) + return __fpr_get(target, regset, pos, count, kbuf, ubuf, + SVE_PT_FPSIMD_OFFSET); + + /* Otherwise: full SVE case */ + + BUILD_BUG_ON(SVE_PT_SVE_OFFSET != sizeof(header)); + start = SVE_PT_SVE_OFFSET; + end = SVE_PT_SVE_FFR_OFFSET(vq) + SVE_PT_SVE_FFR_SIZE(vq); + ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, + target->thread.sve_state, + start, end); + if (ret) + return ret; + + start = end; + end = SVE_PT_SVE_FPSR_OFFSET(vq); + ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, + start, end); + if (ret) + return ret; + + /* + * Copy fpsr, and fpcr which must follow contiguously in + * struct fpsimd_state: + */ + start = end; + end = SVE_PT_SVE_FPCR_OFFSET(vq) + SVE_PT_SVE_FPCR_SIZE; + ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, + &target->thread.fpsimd_state.fpsr, + start, end); + if (ret) + return ret; + + start = end; + end = sve_size_from_header(&header); + return user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, + start, end); +} + +static int sve_set(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf) +{ + int ret; + struct user_sve_header header; + unsigned int vq; + unsigned long start, end; + + if (!system_supports_sve()) + return -EINVAL; + + /* Header */ + if (count < sizeof(header)) + return -EINVAL; + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &header, + 0, sizeof(header)); + if (ret) + goto out; + + /* + * Apart from PT_SVE_REGS_MASK, all PT_SVE_* flags are consumed by + * sve_set_vector_length(), which will also validate them for us: + */ + ret = sve_set_vector_length(target, header.vl, + ((unsigned long)header.flags & ~SVE_PT_REGS_MASK) << 16); + if (ret) + goto out; + + /* Actual VL set may be less than the user asked for: */ + vq = sve_vq_from_vl(target->thread.sve_vl); + + /* Registers: FPSIMD-only case */ + + BUILD_BUG_ON(SVE_PT_FPSIMD_OFFSET != sizeof(header)); + if ((header.flags & SVE_PT_REGS_MASK) == SVE_PT_REGS_FPSIMD) { + ret = __fpr_set(target, regset, pos, count, kbuf, ubuf, + SVE_PT_FPSIMD_OFFSET); + clear_tsk_thread_flag(target, TIF_SVE); + goto out; + } + + /* Otherwise: full SVE case */ + + /* + * If setting a different VL from the requested VL and there is + * register data, the data layout will be wrong: don't even + * try to set the registers in this case. + */ + if (count && vq != sve_vq_from_vl(header.vl)) { + ret = -EIO; + goto out; + } + + sve_alloc(target); + + /* + * Ensure target->thread.sve_state is up to date with target's + * FPSIMD regs, so that a short copyin leaves trailing registers + * unmodified. + */ + fpsimd_sync_to_sve(target); + set_tsk_thread_flag(target, TIF_SVE); + + BUILD_BUG_ON(SVE_PT_SVE_OFFSET != sizeof(header)); + start = SVE_PT_SVE_OFFSET; + end = SVE_PT_SVE_FFR_OFFSET(vq) + SVE_PT_SVE_FFR_SIZE(vq); + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + target->thread.sve_state, + start, end); + if (ret) + goto out; + + start = end; + end = SVE_PT_SVE_FPSR_OFFSET(vq); + ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, + start, end); + if (ret) + goto out; + + /* + * Copy fpsr, and fpcr which must follow contiguously in + * struct fpsimd_state: + */ + start = end; + end = SVE_PT_SVE_FPCR_OFFSET(vq) + SVE_PT_SVE_FPCR_SIZE; + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + &target->thread.fpsimd_state.fpsr, + start, end); + +out: + fpsimd_flush_task_state(target); + return ret; +} + +#endif /* CONFIG_ARM64_SVE */ + enum aarch64_regset { REGSET_GPR, REGSET_FPR, @@ -711,6 +960,9 @@ enum aarch64_regset { REGSET_HW_WATCH, #endif REGSET_SYSTEM_CALL, +#ifdef CONFIG_ARM64_SVE + REGSET_SVE, +#endif }; static const struct user_regset aarch64_regsets[] = { @@ -768,6 +1020,18 @@ static const struct user_regset aarch64_regsets[] = { .get = system_call_get, .set = system_call_set, }, +#ifdef CONFIG_ARM64_SVE + [REGSET_SVE] = { /* Scalable Vector Extension */ + .core_note_type = NT_ARM_SVE, + .n = DIV_ROUND_UP(SVE_PT_SIZE(SVE_VQ_MAX, SVE_PT_REGS_SVE), + SVE_VQ_BYTES), + .size = SVE_VQ_BYTES, + .align = SVE_VQ_BYTES, + .get = sve_get, + .set = sve_set, + .get_size = sve_get_size, + }, +#endif }; static const struct user_regset_view user_aarch64_view = { diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c index d4b740538ad5..30ad2f085d1f 100644 --- a/arch/arm64/kernel/setup.c +++ b/arch/arm64/kernel/setup.c @@ -23,7 +23,6 @@ #include <linux/stddef.h> #include <linux/ioport.h> #include <linux/delay.h> -#include <linux/utsname.h> #include <linux/initrd.h> #include <linux/console.h> #include <linux/cache.h> @@ -48,6 +47,7 @@ #include <asm/fixmap.h> #include <asm/cpu.h> #include <asm/cputype.h> +#include <asm/daifflags.h> #include <asm/elf.h> #include <asm/cpufeature.h> #include <asm/cpu_ops.h> @@ -103,7 +103,8 @@ void __init smp_setup_processor_id(void) * access percpu variable inside lock_release */ set_my_cpu_offset(0); - pr_info("Booting Linux on physical CPU 0x%lx\n", (unsigned long)mpidr); + pr_info("Booting Linux on physical CPU 0x%010lx [0x%08x]\n", + (unsigned long)mpidr, read_cpuid_id()); } bool arch_match_cpu_phys_id(int cpu, u64 phys_id) @@ -244,9 +245,6 @@ u64 __cpu_logical_map[NR_CPUS] = { [0 ... NR_CPUS-1] = INVALID_HWID }; void __init setup_arch(char **cmdline_p) { - pr_info("Boot CPU: AArch64 Processor [%08x]\n", read_cpuid_id()); - - sprintf(init_utsname()->machine, UTS_MACHINE); init_mm.start_code = (unsigned long) _text; init_mm.end_code = (unsigned long) _etext; init_mm.end_data = (unsigned long) _edata; @@ -262,10 +260,11 @@ void __init setup_arch(char **cmdline_p) parse_early_param(); /* - * Unmask asynchronous aborts after bringing up possible earlycon. - * (Report possible System Errors once we can report this occurred) + * Unmask asynchronous aborts and fiq after bringing up possible + * earlycon. (Report possible System Errors once we can report this + * occurred). */ - local_async_enable(); + local_daif_restore(DAIF_PROCCTX_NOIRQ); /* * TTBR0 is only used for the identity mapping at this stage. Make it diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c index 0bdc96c61bc0..b120111a46be 100644 --- a/arch/arm64/kernel/signal.c +++ b/arch/arm64/kernel/signal.c @@ -31,6 +31,7 @@ #include <linux/ratelimit.h> #include <linux/syscalls.h> +#include <asm/daifflags.h> #include <asm/debug-monitors.h> #include <asm/elf.h> #include <asm/cacheflush.h> @@ -63,6 +64,7 @@ struct rt_sigframe_user_layout { unsigned long fpsimd_offset; unsigned long esr_offset; + unsigned long sve_offset; unsigned long extra_offset; unsigned long end_offset; }; @@ -179,9 +181,6 @@ static int preserve_fpsimd_context(struct fpsimd_context __user *ctx) struct fpsimd_state *fpsimd = ¤t->thread.fpsimd_state; int err; - /* dump the hardware registers to the fpsimd_state structure */ - fpsimd_preserve_current_state(); - /* copy the FP and status/control registers */ err = __copy_to_user(ctx->vregs, fpsimd->vregs, sizeof(fpsimd->vregs)); __put_user_error(fpsimd->fpsr, &ctx->fpsr, err); @@ -214,6 +213,8 @@ static int restore_fpsimd_context(struct fpsimd_context __user *ctx) __get_user_error(fpsimd.fpsr, &ctx->fpsr, err); __get_user_error(fpsimd.fpcr, &ctx->fpcr, err); + clear_thread_flag(TIF_SVE); + /* load the hardware registers from the fpsimd_state structure */ if (!err) fpsimd_update_current_state(&fpsimd); @@ -221,10 +222,118 @@ static int restore_fpsimd_context(struct fpsimd_context __user *ctx) return err ? -EFAULT : 0; } + struct user_ctxs { struct fpsimd_context __user *fpsimd; + struct sve_context __user *sve; }; +#ifdef CONFIG_ARM64_SVE + +static int preserve_sve_context(struct sve_context __user *ctx) +{ + int err = 0; + u16 reserved[ARRAY_SIZE(ctx->__reserved)]; + unsigned int vl = current->thread.sve_vl; + unsigned int vq = 0; + + if (test_thread_flag(TIF_SVE)) + vq = sve_vq_from_vl(vl); + + memset(reserved, 0, sizeof(reserved)); + + __put_user_error(SVE_MAGIC, &ctx->head.magic, err); + __put_user_error(round_up(SVE_SIG_CONTEXT_SIZE(vq), 16), + &ctx->head.size, err); + __put_user_error(vl, &ctx->vl, err); + BUILD_BUG_ON(sizeof(ctx->__reserved) != sizeof(reserved)); + err |= __copy_to_user(&ctx->__reserved, reserved, sizeof(reserved)); + + if (vq) { + /* + * This assumes that the SVE state has already been saved to + * the task struct by calling preserve_fpsimd_context(). + */ + err |= __copy_to_user((char __user *)ctx + SVE_SIG_REGS_OFFSET, + current->thread.sve_state, + SVE_SIG_REGS_SIZE(vq)); + } + + return err ? -EFAULT : 0; +} + +static int restore_sve_fpsimd_context(struct user_ctxs *user) +{ + int err; + unsigned int vq; + struct fpsimd_state fpsimd; + struct sve_context sve; + + if (__copy_from_user(&sve, user->sve, sizeof(sve))) + return -EFAULT; + + if (sve.vl != current->thread.sve_vl) + return -EINVAL; + + if (sve.head.size <= sizeof(*user->sve)) { + clear_thread_flag(TIF_SVE); + goto fpsimd_only; + } + + vq = sve_vq_from_vl(sve.vl); + + if (sve.head.size < SVE_SIG_CONTEXT_SIZE(vq)) + return -EINVAL; + + /* + * Careful: we are about __copy_from_user() directly into + * thread.sve_state with preemption enabled, so protection is + * needed to prevent a racing context switch from writing stale + * registers back over the new data. + */ + + fpsimd_flush_task_state(current); + barrier(); + /* From now, fpsimd_thread_switch() won't clear TIF_FOREIGN_FPSTATE */ + + set_thread_flag(TIF_FOREIGN_FPSTATE); + barrier(); + /* From now, fpsimd_thread_switch() won't touch thread.sve_state */ + + sve_alloc(current); + err = __copy_from_user(current->thread.sve_state, + (char __user const *)user->sve + + SVE_SIG_REGS_OFFSET, + SVE_SIG_REGS_SIZE(vq)); + if (err) + return -EFAULT; + + set_thread_flag(TIF_SVE); + +fpsimd_only: + /* copy the FP and status/control registers */ + /* restore_sigframe() already checked that user->fpsimd != NULL. */ + err = __copy_from_user(fpsimd.vregs, user->fpsimd->vregs, + sizeof(fpsimd.vregs)); + __get_user_error(fpsimd.fpsr, &user->fpsimd->fpsr, err); + __get_user_error(fpsimd.fpcr, &user->fpsimd->fpcr, err); + + /* load the hardware registers from the fpsimd_state structure */ + if (!err) + fpsimd_update_current_state(&fpsimd); + + return err ? -EFAULT : 0; +} + +#else /* ! CONFIG_ARM64_SVE */ + +/* Turn any non-optimised out attempts to use these into a link error: */ +extern int preserve_sve_context(void __user *ctx); +extern int restore_sve_fpsimd_context(struct user_ctxs *user); + +#endif /* ! CONFIG_ARM64_SVE */ + + static int parse_user_sigframe(struct user_ctxs *user, struct rt_sigframe __user *sf) { @@ -237,6 +346,7 @@ static int parse_user_sigframe(struct user_ctxs *user, char const __user *const sfp = (char const __user *)sf; user->fpsimd = NULL; + user->sve = NULL; if (!IS_ALIGNED((unsigned long)base, 16)) goto invalid; @@ -287,6 +397,19 @@ static int parse_user_sigframe(struct user_ctxs *user, /* ignore */ break; + case SVE_MAGIC: + if (!system_supports_sve()) + goto invalid; + + if (user->sve) + goto invalid; + + if (size < sizeof(*user->sve)) + goto invalid; + + user->sve = (struct sve_context __user *)head; + break; + case EXTRA_MAGIC: if (have_extra_context) goto invalid; @@ -343,6 +466,10 @@ static int parse_user_sigframe(struct user_ctxs *user, */ offset = 0; limit = extra_size; + + if (!access_ok(VERIFY_READ, base, limit)) + goto invalid; + continue; default: @@ -359,9 +486,6 @@ static int parse_user_sigframe(struct user_ctxs *user, } done: - if (!user->fpsimd) - goto invalid; - return 0; invalid: @@ -395,8 +519,19 @@ static int restore_sigframe(struct pt_regs *regs, if (err == 0) err = parse_user_sigframe(&user, sf); - if (err == 0) - err = restore_fpsimd_context(user.fpsimd); + if (err == 0) { + if (!user.fpsimd) + return -EINVAL; + + if (user.sve) { + if (!system_supports_sve()) + return -EINVAL; + + err = restore_sve_fpsimd_context(&user); + } else { + err = restore_fpsimd_context(user.fpsimd); + } + } return err; } @@ -455,6 +590,18 @@ static int setup_sigframe_layout(struct rt_sigframe_user_layout *user) return err; } + if (system_supports_sve()) { + unsigned int vq = 0; + + if (test_thread_flag(TIF_SVE)) + vq = sve_vq_from_vl(current->thread.sve_vl); + + err = sigframe_alloc(user, &user->sve_offset, + SVE_SIG_CONTEXT_SIZE(vq)); + if (err) + return err; + } + return sigframe_alloc_end(user); } @@ -496,6 +643,13 @@ static int setup_sigframe(struct rt_sigframe_user_layout *user, __put_user_error(current->thread.fault_code, &esr_ctx->esr, err); } + /* Scalable Vector Extension state, if present */ + if (system_supports_sve() && err == 0 && user->sve_offset) { + struct sve_context __user *sve_ctx = + apply_user_offset(user, user->sve_offset); + err |= preserve_sve_context(sve_ctx); + } + if (err == 0 && user->extra_offset) { char __user *sfp = (char __user *)user->sigframe; char __user *userp = @@ -595,6 +749,8 @@ static int setup_rt_frame(int usig, struct ksignal *ksig, sigset_t *set, struct rt_sigframe __user *frame; int err = 0; + fpsimd_signal_preserve_current_state(); + if (get_sigframe(&user, ksig, regs)) return 1; @@ -756,9 +912,12 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, addr_limit_user_check(); if (thread_flags & _TIF_NEED_RESCHED) { + /* Unmask Debug and SError for the next task */ + local_daif_restore(DAIF_PROCCTX_NOIRQ); + schedule(); } else { - local_irq_enable(); + local_daif_restore(DAIF_PROCCTX); if (thread_flags & _TIF_UPROBE) uprobe_notify_resume(regs); @@ -775,7 +934,7 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, fpsimd_restore_current_state(); } - local_irq_disable(); + local_daif_mask(); thread_flags = READ_ONCE(current_thread_info()->flags); } while (thread_flags & _TIF_WORK_MASK); } diff --git a/arch/arm64/kernel/signal32.c b/arch/arm64/kernel/signal32.c index e09bf5d15606..22711ee8e36c 100644 --- a/arch/arm64/kernel/signal32.c +++ b/arch/arm64/kernel/signal32.c @@ -239,7 +239,7 @@ static int compat_preserve_vfp_context(struct compat_vfp_sigframe __user *frame) * Note that this also saves V16-31, which aren't visible * in AArch32. */ - fpsimd_preserve_current_state(); + fpsimd_signal_preserve_current_state(); /* Place structure header on the stack */ __put_user_error(magic, &frame->magic, err); diff --git a/arch/arm64/kernel/sleep.S b/arch/arm64/kernel/sleep.S index df67652e46f0..10dd16d7902d 100644 --- a/arch/arm64/kernel/sleep.S +++ b/arch/arm64/kernel/sleep.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/errno.h> #include <linux/linkage.h> #include <asm/asm-offsets.h> diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index 9f7195a5773e..551eb07c53b6 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -47,6 +47,7 @@ #include <asm/cpu.h> #include <asm/cputype.h> #include <asm/cpu_ops.h> +#include <asm/daifflags.h> #include <asm/mmu_context.h> #include <asm/numa.h> #include <asm/pgtable.h> @@ -216,6 +217,7 @@ int __cpu_up(unsigned int cpu, struct task_struct *idle) */ asmlinkage void secondary_start_kernel(void) { + u64 mpidr = read_cpuid_mpidr() & MPIDR_HWID_BITMASK; struct mm_struct *mm = &init_mm; unsigned int cpu; @@ -265,14 +267,14 @@ asmlinkage void secondary_start_kernel(void) * the CPU migration code to notice that the CPU is online * before we continue. */ - pr_info("CPU%u: Booted secondary processor [%08x]\n", - cpu, read_cpuid_id()); + pr_info("CPU%u: Booted secondary processor 0x%010lx [0x%08x]\n", + cpu, (unsigned long)mpidr, + read_cpuid_id()); update_cpu_boot_status(CPU_BOOT_SUCCESS); set_cpu_online(cpu, true); complete(&cpu_running); - local_irq_enable(); - local_async_enable(); + local_daif_restore(DAIF_PROCCTX); /* * OK, it's off to the idle thread for us @@ -368,10 +370,6 @@ void __cpu_die(unsigned int cpu) /* * Called from the idle thread for the CPU which has been shutdown. * - * Note that we disable IRQs here, but do not re-enable them - * before returning to the caller. This is also the behaviour - * of the other hotplug-cpu capable cores, so presumably coming - * out of idle fixes this. */ void cpu_die(void) { @@ -379,7 +377,7 @@ void cpu_die(void) idle_task_exit(); - local_irq_disable(); + local_daif_mask(); /* Tell __cpu_die() that this CPU is now safe to dispose of */ (void)cpu_report_death(); @@ -837,7 +835,7 @@ static void ipi_cpu_stop(unsigned int cpu) { set_cpu_online(cpu, false); - local_irq_disable(); + local_daif_mask(); while (1) cpu_relax(); diff --git a/arch/arm64/kernel/suspend.c b/arch/arm64/kernel/suspend.c index 1e3be9064cfa..3fe5ad884418 100644 --- a/arch/arm64/kernel/suspend.c +++ b/arch/arm64/kernel/suspend.c @@ -1,9 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/ftrace.h> #include <linux/percpu.h> #include <linux/slab.h> #include <asm/alternative.h> #include <asm/cacheflush.h> #include <asm/cpufeature.h> +#include <asm/daifflags.h> #include <asm/debug-monitors.h> #include <asm/exec.h> #include <asm/pgtable.h> @@ -11,7 +13,6 @@ #include <asm/mmu_context.h> #include <asm/smp_plat.h> #include <asm/suspend.h> -#include <asm/tlbflush.h> /* * This is allocated by cpu_suspend_init(), and used to store a pointer to @@ -57,7 +58,7 @@ void notrace __cpu_suspend_exit(void) /* * Restore HW breakpoint registers to sane values * before debug exceptions are possibly reenabled - * through local_dbg_restore. + * by cpu_suspend()s local_daif_restore() call. */ if (hw_breakpoint_restore) hw_breakpoint_restore(cpu); @@ -81,7 +82,7 @@ int cpu_suspend(unsigned long arg, int (*fn)(unsigned long)) * updates to mdscr register (saved and restored along with * general purpose registers) from kernel debuggers. */ - local_dbg_save(flags); + flags = local_daif_save(); /* * Function graph tracer state gets incosistent when the kernel @@ -114,7 +115,7 @@ int cpu_suspend(unsigned long arg, int (*fn)(unsigned long)) * restored, so from this point onwards, debugging is fully * renabled if it was enabled when core started shutdown. */ - local_dbg_restore(flags); + local_daif_restore(flags); return ret; } diff --git a/arch/arm64/kernel/trace-events-emulation.h b/arch/arm64/kernel/trace-events-emulation.h index ae1dd598ea65..6c40f58b844a 100644 --- a/arch/arm64/kernel/trace-events-emulation.h +++ b/arch/arm64/kernel/trace-events-emulation.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #undef TRACE_SYSTEM #define TRACE_SYSTEM emulation diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index 5ea4b85aee0e..3d3588fcd1c7 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -38,6 +38,7 @@ #include <asm/atomic.h> #include <asm/bug.h> +#include <asm/daifflags.h> #include <asm/debug-monitors.h> #include <asm/esr.h> #include <asm/insn.h> @@ -58,55 +59,9 @@ static const char *handler[]= { int show_unhandled_signals = 1; -/* - * Dump out the contents of some kernel memory nicely... - */ -static void dump_mem(const char *lvl, const char *str, unsigned long bottom, - unsigned long top) -{ - unsigned long first; - mm_segment_t fs; - int i; - - /* - * We need to switch to kernel mode so that we can use __get_user - * to safely read from kernel space. - */ - fs = get_fs(); - set_fs(KERNEL_DS); - - printk("%s%s(0x%016lx to 0x%016lx)\n", lvl, str, bottom, top); - - for (first = bottom & ~31; first < top; first += 32) { - unsigned long p; - char str[sizeof(" 12345678") * 8 + 1]; - - memset(str, ' ', sizeof(str)); - str[sizeof(str) - 1] = '\0'; - - for (p = first, i = 0; i < (32 / 8) - && p < top; i++, p += 8) { - if (p >= bottom && p < top) { - unsigned long val; - - if (__get_user(val, (unsigned long *)p) == 0) - sprintf(str + i * 17, " %016lx", val); - else - sprintf(str + i * 17, " ????????????????"); - } - } - printk("%s%04lx:%s\n", lvl, first & 0xffff, str); - } - - set_fs(fs); -} - static void dump_backtrace_entry(unsigned long where) { - /* - * Note that 'where' can have a physical address, but it's not handled. - */ - print_ip_sym(where); + printk(" %pS\n", (void *)where); } static void __dump_instr(const char *lvl, struct pt_regs *regs) @@ -118,7 +73,7 @@ static void __dump_instr(const char *lvl, struct pt_regs *regs) for (i = -4; i < 1; i++) { unsigned int val, bad; - bad = __get_user(val, &((u32 *)addr)[i]); + bad = get_user(val, &((u32 *)addr)[i]); if (!bad) p += sprintf(p, i == 0 ? "(%08x) " : "%08x ", val); @@ -171,10 +126,7 @@ void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk) skip = !!regs; printk("Call trace:\n"); - while (1) { - unsigned long stack; - int ret; - + do { /* skip until specified stack frame */ if (!skip) { dump_backtrace_entry(frame.pc); @@ -189,17 +141,7 @@ void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk) */ dump_backtrace_entry(regs->pc); } - ret = unwind_frame(tsk, &frame); - if (ret < 0) - break; - if (in_entry_text(frame.pc)) { - stack = frame.fp - offsetof(struct pt_regs, stackframe); - - if (on_accessible_stack(tsk, stack)) - dump_mem("", "Exception stack", stack, - stack + sizeof(struct pt_regs)); - } - } + } while (!unwind_frame(tsk, &frame)); put_task_stack(tsk); } @@ -293,6 +235,17 @@ void arm64_notify_die(const char *str, struct pt_regs *regs, } } +void arm64_skip_faulting_instruction(struct pt_regs *regs, unsigned long size) +{ + regs->pc += size; + + /* + * If we were single stepping, we want to get the step exception after + * we return from the trap. + */ + user_fastforward_single_step(current); +} + static LIST_HEAD(undef_hook); static DEFINE_RAW_SPINLOCK(undef_lock); @@ -358,8 +311,8 @@ exit: return fn ? fn(regs, instr) : 1; } -static void force_signal_inject(int signal, int code, struct pt_regs *regs, - unsigned long address) +void force_signal_inject(int signal, int code, struct pt_regs *regs, + unsigned long address) { siginfo_t info; void __user *pc = (void __user *)instruction_pointer(regs); @@ -373,7 +326,7 @@ static void force_signal_inject(int signal, int code, struct pt_regs *regs, desc = "illegal memory access"; break; default: - desc = "bad mode"; + desc = "unknown or unrecoverable error"; break; } @@ -480,7 +433,7 @@ static void user_cache_maint_handler(unsigned int esr, struct pt_regs *regs) if (ret) arm64_notify_segfault(regs, address); else - regs->pc += 4; + arm64_skip_faulting_instruction(regs, AARCH64_INSN_SIZE); } static void ctr_read_handler(unsigned int esr, struct pt_regs *regs) @@ -490,7 +443,7 @@ static void ctr_read_handler(unsigned int esr, struct pt_regs *regs) pt_regs_write_reg(regs, rt, val); - regs->pc += 4; + arm64_skip_faulting_instruction(regs, AARCH64_INSN_SIZE); } static void cntvct_read_handler(unsigned int esr, struct pt_regs *regs) @@ -498,7 +451,7 @@ static void cntvct_read_handler(unsigned int esr, struct pt_regs *regs) int rt = (esr & ESR_ELx_SYS64_ISS_RT_MASK) >> ESR_ELx_SYS64_ISS_RT_SHIFT; pt_regs_write_reg(regs, rt, arch_counter_get_cntvct()); - regs->pc += 4; + arm64_skip_faulting_instruction(regs, AARCH64_INSN_SIZE); } static void cntfrq_read_handler(unsigned int esr, struct pt_regs *regs) @@ -506,7 +459,7 @@ static void cntfrq_read_handler(unsigned int esr, struct pt_regs *regs) int rt = (esr & ESR_ELx_SYS64_ISS_RT_MASK) >> ESR_ELx_SYS64_ISS_RT_SHIFT; pt_regs_write_reg(regs, rt, arch_timer_get_rate()); - regs->pc += 4; + arm64_skip_faulting_instruction(regs, AARCH64_INSN_SIZE); } struct sys64_hook { @@ -603,6 +556,7 @@ static const char *esr_class_str[] = { [ESR_ELx_EC_HVC64] = "HVC (AArch64)", [ESR_ELx_EC_SMC64] = "SMC (AArch64)", [ESR_ELx_EC_SYS64] = "MSR/MRS (AArch64)", + [ESR_ELx_EC_SVE] = "SVE", [ESR_ELx_EC_IMP_DEF] = "EL3 IMP DEF", [ESR_ELx_EC_IABT_LOW] = "IABT (lower EL)", [ESR_ELx_EC_IABT_CUR] = "IABT (current EL)", @@ -642,7 +596,7 @@ asmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr) esr_get_class_string(esr)); die("Oops - bad mode", regs, 0); - local_irq_disable(); + local_daif_mask(); panic("bad mode"); } @@ -708,6 +662,19 @@ asmlinkage void handle_bad_stack(struct pt_regs *regs) } #endif +asmlinkage void do_serror(struct pt_regs *regs, unsigned int esr) +{ + nmi_enter(); + + console_verbose(); + + pr_crit("SError Interrupt on CPU%d, code 0x%08x -- %s\n", + smp_processor_id(), esr, esr_get_class_string(esr)); + __show_regs(regs); + + panic("Asynchronous SError Interrupt"); +} + void __pte_error(const char *file, int line, unsigned long val) { pr_err("%s:%d: bad pte %016lx.\n", file, line, val); @@ -761,7 +728,7 @@ static int bug_handler(struct pt_regs *regs, unsigned int esr) } /* If thread survives, skip over the BUG instruction and continue: */ - regs->pc += AARCH64_INSN_SIZE; /* skip BRK and resume */ + arm64_skip_faulting_instruction(regs, AARCH64_INSN_SIZE); return DBG_HOOK_HANDLED; } diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile index 62c84f7cb01b..b215c712d897 100644 --- a/arch/arm64/kernel/vdso/Makefile +++ b/arch/arm64/kernel/vdso/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Building a vDSO image for AArch64. # diff --git a/arch/arm64/kernel/vdso/gen_vdso_offsets.sh b/arch/arm64/kernel/vdso/gen_vdso_offsets.sh index 01924ff071ad..0664acaf61ff 100755 --- a/arch/arm64/kernel/vdso/gen_vdso_offsets.sh +++ b/arch/arm64/kernel/vdso/gen_vdso_offsets.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # # Match symbols in the DSO that look like VDSO_*; produce a header file diff --git a/arch/arm64/kernel/vdso/gettimeofday.S b/arch/arm64/kernel/vdso/gettimeofday.S index 76320e920965..c39872a7b03c 100644 --- a/arch/arm64/kernel/vdso/gettimeofday.S +++ b/arch/arm64/kernel/vdso/gettimeofday.S @@ -309,7 +309,7 @@ ENTRY(__kernel_clock_getres) b.ne 4f ldr x2, 6f 2: - cbz w1, 3f + cbz x1, 3f stp xzr, x2, [x1] 3: /* res == NULL. */ diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S index fe56c268a7d9..7da3e5c366a0 100644 --- a/arch/arm64/kernel/vmlinux.lds.S +++ b/arch/arm64/kernel/vmlinux.lds.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * ld script to make ARM Linux kernel * taken from the i386 version by Russell King diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig index 52cb7ad9b2fd..13f81f971390 100644 --- a/arch/arm64/kvm/Kconfig +++ b/arch/arm64/kvm/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # KVM configuration # diff --git a/arch/arm64/kvm/Makefile b/arch/arm64/kvm/Makefile index 5d9810086c25..861acbbac385 100644 --- a/arch/arm64/kvm/Makefile +++ b/arch/arm64/kvm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for Kernel-based Virtual Machine module # diff --git a/arch/arm64/kvm/handle_exit.c b/arch/arm64/kvm/handle_exit.c index 7debb74843a0..b71247995469 100644 --- a/arch/arm64/kvm/handle_exit.c +++ b/arch/arm64/kvm/handle_exit.c @@ -147,6 +147,13 @@ static int kvm_handle_unknown_ec(struct kvm_vcpu *vcpu, struct kvm_run *run) return 1; } +static int handle_sve(struct kvm_vcpu *vcpu, struct kvm_run *run) +{ + /* Until SVE is supported for guests: */ + kvm_inject_undefined(vcpu); + return 1; +} + static exit_handle_fn arm_exit_handlers[] = { [0 ... ESR_ELx_EC_MAX] = kvm_handle_unknown_ec, [ESR_ELx_EC_WFx] = kvm_handle_wfx, @@ -160,6 +167,7 @@ static exit_handle_fn arm_exit_handlers[] = { [ESR_ELx_EC_HVC64] = handle_hvc, [ESR_ELx_EC_SMC64] = handle_smc, [ESR_ELx_EC_SYS64] = kvm_handle_sys_reg, + [ESR_ELx_EC_SVE] = handle_sve, [ESR_ELx_EC_IABT_LOW] = kvm_handle_guest_abort, [ESR_ELx_EC_DABT_LOW] = kvm_handle_guest_abort, [ESR_ELx_EC_SOFTSTP_LOW]= kvm_handle_guest_debug, diff --git a/arch/arm64/kvm/hyp/Makefile b/arch/arm64/kvm/hyp/Makefile index 14c4e3b14bcb..f04400d494b7 100644 --- a/arch/arm64/kvm/hyp/Makefile +++ b/arch/arm64/kvm/hyp/Makefile @@ -1,8 +1,9 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for Kernel-based Virtual Machine module, HYP part # -ccflags-y += -fno-stack-protector +ccflags-y += -fno-stack-protector -DDISABLE_BRANCH_PROFILING KVM=../../../../virt/kvm diff --git a/arch/arm64/kvm/hyp/debug-sr.c b/arch/arm64/kvm/hyp/debug-sr.c index f5154ed3da6c..321c9c05dd9e 100644 --- a/arch/arm64/kvm/hyp/debug-sr.c +++ b/arch/arm64/kvm/hyp/debug-sr.c @@ -65,16 +65,6 @@ default: write_debug(ptr[0], reg, 0); \ } -#define PMSCR_EL1 sys_reg(3, 0, 9, 9, 0) - -#define PMBLIMITR_EL1 sys_reg(3, 0, 9, 10, 0) -#define PMBLIMITR_EL1_E BIT(0) - -#define PMBIDR_EL1 sys_reg(3, 0, 9, 10, 7) -#define PMBIDR_EL1_P BIT(4) - -#define psb_csync() asm volatile("hint #17") - static void __hyp_text __debug_save_spe_vhe(u64 *pmscr_el1) { /* The vcpu can run. but it can't hide. */ @@ -90,18 +80,18 @@ static void __hyp_text __debug_save_spe_nvhe(u64 *pmscr_el1) return; /* Yes; is it owned by EL3? */ - reg = read_sysreg_s(PMBIDR_EL1); - if (reg & PMBIDR_EL1_P) + reg = read_sysreg_s(SYS_PMBIDR_EL1); + if (reg & BIT(SYS_PMBIDR_EL1_P_SHIFT)) return; /* No; is the host actually using the thing? */ - reg = read_sysreg_s(PMBLIMITR_EL1); - if (!(reg & PMBLIMITR_EL1_E)) + reg = read_sysreg_s(SYS_PMBLIMITR_EL1); + if (!(reg & BIT(SYS_PMBLIMITR_EL1_E_SHIFT))) return; /* Yes; save the control register and disable data generation */ - *pmscr_el1 = read_sysreg_s(PMSCR_EL1); - write_sysreg_s(0, PMSCR_EL1); + *pmscr_el1 = read_sysreg_s(SYS_PMSCR_EL1); + write_sysreg_s(0, SYS_PMSCR_EL1); isb(); /* Now drain all buffered data to memory */ @@ -122,7 +112,7 @@ static void __hyp_text __debug_restore_spe(u64 pmscr_el1) isb(); /* Re-enable data generation */ - write_sysreg_s(pmscr_el1, PMSCR_EL1); + write_sysreg_s(pmscr_el1, SYS_PMSCR_EL1); } void __hyp_text __debug_save_state(struct kvm_vcpu *vcpu, diff --git a/arch/arm64/kvm/hyp/switch.c b/arch/arm64/kvm/hyp/switch.c index 945e79c641c4..525c01f48867 100644 --- a/arch/arm64/kvm/hyp/switch.c +++ b/arch/arm64/kvm/hyp/switch.c @@ -48,7 +48,7 @@ static void __hyp_text __activate_traps_vhe(void) val = read_sysreg(cpacr_el1); val |= CPACR_EL1_TTA; - val &= ~CPACR_EL1_FPEN; + val &= ~(CPACR_EL1_FPEN | CPACR_EL1_ZEN); write_sysreg(val, cpacr_el1); write_sysreg(__kvm_hyp_vector, vbar_el1); @@ -59,7 +59,7 @@ static void __hyp_text __activate_traps_nvhe(void) u64 val; val = CPTR_EL2_DEFAULT; - val |= CPTR_EL2_TTA | CPTR_EL2_TFP; + val |= CPTR_EL2_TTA | CPTR_EL2_TFP | CPTR_EL2_TZ; write_sysreg(val, cptr_el2); } @@ -81,11 +81,17 @@ static void __hyp_text __activate_traps(struct kvm_vcpu *vcpu) * it will cause an exception. */ val = vcpu->arch.hcr_el2; + if (!(val & HCR_RW) && system_supports_fpsimd()) { write_sysreg(1 << 30, fpexc32_el2); isb(); } + + if (val & HCR_RW) /* for AArch64 only: */ + val |= HCR_TID3; /* TID3: trap feature register accesses */ + write_sysreg(val, hcr_el2); + /* Trap on AArch32 cp15 c15 accesses (EL1 or EL0) */ write_sysreg(1 << 15, hstr_el2); /* @@ -111,7 +117,7 @@ static void __hyp_text __deactivate_traps_vhe(void) write_sysreg(mdcr_el2, mdcr_el2); write_sysreg(HCR_HOST_VHE_FLAGS, hcr_el2); - write_sysreg(CPACR_EL1_FPEN, cpacr_el1); + write_sysreg(CPACR_EL1_DEFAULT, cpacr_el1); write_sysreg(vectors, vbar_el1); } @@ -298,7 +304,7 @@ int __hyp_text __kvm_vcpu_run(struct kvm_vcpu *vcpu) __activate_vm(vcpu); __vgic_restore_state(vcpu); - __timer_restore_state(vcpu); + __timer_enable_traps(vcpu); /* * We must restore the 32-bit state before the sysregs, thanks @@ -368,7 +374,7 @@ again: __sysreg_save_guest_state(guest_ctxt); __sysreg32_save_state(vcpu); - __timer_save_state(vcpu); + __timer_disable_traps(vcpu); __vgic_save_state(vcpu); __deactivate_traps(vcpu); @@ -436,7 +442,7 @@ void __hyp_text __noreturn __hyp_panic(void) vcpu = (struct kvm_vcpu *)read_sysreg(tpidr_el2); host_ctxt = kern_hyp_va(vcpu->arch.host_cpu_context); - __timer_save_state(vcpu); + __timer_disable_traps(vcpu); __deactivate_traps(vcpu); __deactivate_vm(vcpu); __sysreg_restore_host_state(host_ctxt); diff --git a/arch/arm64/kvm/inject_fault.c b/arch/arm64/kvm/inject_fault.c index da6a8cfa54a0..8ecbcb40e317 100644 --- a/arch/arm64/kvm/inject_fault.c +++ b/arch/arm64/kvm/inject_fault.c @@ -33,74 +33,6 @@ #define LOWER_EL_AArch64_VECTOR 0x400 #define LOWER_EL_AArch32_VECTOR 0x600 -static void prepare_fault32(struct kvm_vcpu *vcpu, u32 mode, u32 vect_offset) -{ - unsigned long cpsr; - unsigned long new_spsr_value = *vcpu_cpsr(vcpu); - bool is_thumb = (new_spsr_value & COMPAT_PSR_T_BIT); - u32 return_offset = (is_thumb) ? 4 : 0; - u32 sctlr = vcpu_cp15(vcpu, c1_SCTLR); - - cpsr = mode | COMPAT_PSR_I_BIT; - - if (sctlr & (1 << 30)) - cpsr |= COMPAT_PSR_T_BIT; - if (sctlr & (1 << 25)) - cpsr |= COMPAT_PSR_E_BIT; - - *vcpu_cpsr(vcpu) = cpsr; - - /* Note: These now point to the banked copies */ - *vcpu_spsr(vcpu) = new_spsr_value; - *vcpu_reg32(vcpu, 14) = *vcpu_pc(vcpu) + return_offset; - - /* Branch to exception vector */ - if (sctlr & (1 << 13)) - vect_offset += 0xffff0000; - else /* always have security exceptions */ - vect_offset += vcpu_cp15(vcpu, c12_VBAR); - - *vcpu_pc(vcpu) = vect_offset; -} - -static void inject_undef32(struct kvm_vcpu *vcpu) -{ - prepare_fault32(vcpu, COMPAT_PSR_MODE_UND, 4); -} - -/* - * Modelled after TakeDataAbortException() and TakePrefetchAbortException - * pseudocode. - */ -static void inject_abt32(struct kvm_vcpu *vcpu, bool is_pabt, - unsigned long addr) -{ - u32 vect_offset; - u32 *far, *fsr; - bool is_lpae; - - if (is_pabt) { - vect_offset = 12; - far = &vcpu_cp15(vcpu, c6_IFAR); - fsr = &vcpu_cp15(vcpu, c5_IFSR); - } else { /* !iabt */ - vect_offset = 16; - far = &vcpu_cp15(vcpu, c6_DFAR); - fsr = &vcpu_cp15(vcpu, c5_DFSR); - } - - prepare_fault32(vcpu, COMPAT_PSR_MODE_ABT | COMPAT_PSR_A_BIT, vect_offset); - - *far = addr; - - /* Give the guest an IMPLEMENTATION DEFINED exception */ - is_lpae = (vcpu_cp15(vcpu, c2_TTBCR) >> 31); - if (is_lpae) - *fsr = 1 << 9 | 0x34; - else - *fsr = 0x14; -} - enum exception_type { except_type_sync = 0, except_type_irq = 0x80, @@ -197,7 +129,7 @@ static void inject_undef64(struct kvm_vcpu *vcpu) void kvm_inject_dabt(struct kvm_vcpu *vcpu, unsigned long addr) { if (!(vcpu->arch.hcr_el2 & HCR_RW)) - inject_abt32(vcpu, false, addr); + kvm_inject_dabt32(vcpu, addr); else inject_abt64(vcpu, false, addr); } @@ -213,7 +145,7 @@ void kvm_inject_dabt(struct kvm_vcpu *vcpu, unsigned long addr) void kvm_inject_pabt(struct kvm_vcpu *vcpu, unsigned long addr) { if (!(vcpu->arch.hcr_el2 & HCR_RW)) - inject_abt32(vcpu, true, addr); + kvm_inject_pabt32(vcpu, addr); else inject_abt64(vcpu, true, addr); } @@ -227,7 +159,7 @@ void kvm_inject_pabt(struct kvm_vcpu *vcpu, unsigned long addr) void kvm_inject_undefined(struct kvm_vcpu *vcpu) { if (!(vcpu->arch.hcr_el2 & HCR_RW)) - inject_undef32(vcpu); + kvm_inject_undef32(vcpu); else inject_undef64(vcpu); } diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 2e070d3baf9f..1830ebc227d1 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -23,6 +23,7 @@ #include <linux/bsearch.h> #include <linux/kvm_host.h> #include <linux/mm.h> +#include <linux/printk.h> #include <linux/uaccess.h> #include <asm/cacheflush.h> @@ -841,13 +842,16 @@ static bool access_cntp_tval(struct kvm_vcpu *vcpu, struct sys_reg_params *p, const struct sys_reg_desc *r) { - struct arch_timer_context *ptimer = vcpu_ptimer(vcpu); u64 now = kvm_phys_timer_read(); + u64 cval; - if (p->is_write) - ptimer->cnt_cval = p->regval + now; - else - p->regval = ptimer->cnt_cval - now; + if (p->is_write) { + kvm_arm_timer_set_reg(vcpu, KVM_REG_ARM_PTIMER_CVAL, + p->regval + now); + } else { + cval = kvm_arm_timer_get_reg(vcpu, KVM_REG_ARM_PTIMER_CVAL); + p->regval = cval - now; + } return true; } @@ -856,24 +860,10 @@ static bool access_cntp_ctl(struct kvm_vcpu *vcpu, struct sys_reg_params *p, const struct sys_reg_desc *r) { - struct arch_timer_context *ptimer = vcpu_ptimer(vcpu); - - if (p->is_write) { - /* ISTATUS bit is read-only */ - ptimer->cnt_ctl = p->regval & ~ARCH_TIMER_CTRL_IT_STAT; - } else { - u64 now = kvm_phys_timer_read(); - - p->regval = ptimer->cnt_ctl; - /* - * Set ISTATUS bit if it's expired. - * Note that according to ARMv8 ARM Issue A.k, ISTATUS bit is - * UNKNOWN when ENABLE bit is 0, so we chose to set ISTATUS bit - * regardless of ENABLE bit for our implementation convenience. - */ - if (ptimer->cnt_cval <= now) - p->regval |= ARCH_TIMER_CTRL_IT_STAT; - } + if (p->is_write) + kvm_arm_timer_set_reg(vcpu, KVM_REG_ARM_PTIMER_CTL, p->regval); + else + p->regval = kvm_arm_timer_get_reg(vcpu, KVM_REG_ARM_PTIMER_CTL); return true; } @@ -882,16 +872,154 @@ static bool access_cntp_cval(struct kvm_vcpu *vcpu, struct sys_reg_params *p, const struct sys_reg_desc *r) { - struct arch_timer_context *ptimer = vcpu_ptimer(vcpu); - if (p->is_write) - ptimer->cnt_cval = p->regval; + kvm_arm_timer_set_reg(vcpu, KVM_REG_ARM_PTIMER_CVAL, p->regval); else - p->regval = ptimer->cnt_cval; + p->regval = kvm_arm_timer_get_reg(vcpu, KVM_REG_ARM_PTIMER_CVAL); return true; } +/* Read a sanitised cpufeature ID register by sys_reg_desc */ +static u64 read_id_reg(struct sys_reg_desc const *r, bool raz) +{ + u32 id = sys_reg((u32)r->Op0, (u32)r->Op1, + (u32)r->CRn, (u32)r->CRm, (u32)r->Op2); + u64 val = raz ? 0 : read_sanitised_ftr_reg(id); + + if (id == SYS_ID_AA64PFR0_EL1) { + if (val & (0xfUL << ID_AA64PFR0_SVE_SHIFT)) + pr_err_once("kvm [%i]: SVE unsupported for guests, suppressing\n", + task_pid_nr(current)); + + val &= ~(0xfUL << ID_AA64PFR0_SVE_SHIFT); + } + + return val; +} + +/* cpufeature ID register access trap handlers */ + +static bool __access_id_reg(struct kvm_vcpu *vcpu, + struct sys_reg_params *p, + const struct sys_reg_desc *r, + bool raz) +{ + if (p->is_write) + return write_to_read_only(vcpu, p, r); + + p->regval = read_id_reg(r, raz); + return true; +} + +static bool access_id_reg(struct kvm_vcpu *vcpu, + struct sys_reg_params *p, + const struct sys_reg_desc *r) +{ + return __access_id_reg(vcpu, p, r, false); +} + +static bool access_raz_id_reg(struct kvm_vcpu *vcpu, + struct sys_reg_params *p, + const struct sys_reg_desc *r) +{ + return __access_id_reg(vcpu, p, r, true); +} + +static int reg_from_user(u64 *val, const void __user *uaddr, u64 id); +static int reg_to_user(void __user *uaddr, const u64 *val, u64 id); +static u64 sys_reg_to_index(const struct sys_reg_desc *reg); + +/* + * cpufeature ID register user accessors + * + * For now, these registers are immutable for userspace, so no values + * are stored, and for set_id_reg() we don't allow the effective value + * to be changed. + */ +static int __get_id_reg(const struct sys_reg_desc *rd, void __user *uaddr, + bool raz) +{ + const u64 id = sys_reg_to_index(rd); + const u64 val = read_id_reg(rd, raz); + + return reg_to_user(uaddr, &val, id); +} + +static int __set_id_reg(const struct sys_reg_desc *rd, void __user *uaddr, + bool raz) +{ + const u64 id = sys_reg_to_index(rd); + int err; + u64 val; + + err = reg_from_user(&val, uaddr, id); + if (err) + return err; + + /* This is what we mean by invariant: you can't change it. */ + if (val != read_id_reg(rd, raz)) + return -EINVAL; + + return 0; +} + +static int get_id_reg(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd, + const struct kvm_one_reg *reg, void __user *uaddr) +{ + return __get_id_reg(rd, uaddr, false); +} + +static int set_id_reg(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd, + const struct kvm_one_reg *reg, void __user *uaddr) +{ + return __set_id_reg(rd, uaddr, false); +} + +static int get_raz_id_reg(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd, + const struct kvm_one_reg *reg, void __user *uaddr) +{ + return __get_id_reg(rd, uaddr, true); +} + +static int set_raz_id_reg(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd, + const struct kvm_one_reg *reg, void __user *uaddr) +{ + return __set_id_reg(rd, uaddr, true); +} + +/* sys_reg_desc initialiser for known cpufeature ID registers */ +#define ID_SANITISED(name) { \ + SYS_DESC(SYS_##name), \ + .access = access_id_reg, \ + .get_user = get_id_reg, \ + .set_user = set_id_reg, \ +} + +/* + * sys_reg_desc initialiser for architecturally unallocated cpufeature ID + * register with encoding Op0=3, Op1=0, CRn=0, CRm=crm, Op2=op2 + * (1 <= crm < 8, 0 <= Op2 < 8). + */ +#define ID_UNALLOCATED(crm, op2) { \ + Op0(3), Op1(0), CRn(0), CRm(crm), Op2(op2), \ + .access = access_raz_id_reg, \ + .get_user = get_raz_id_reg, \ + .set_user = set_raz_id_reg, \ +} + +/* + * sys_reg_desc initialiser for known ID registers that we hide from guests. + * For now, these are exposed just like unallocated ID regs: they appear + * RAZ for the guest. + */ +#define ID_HIDDEN(name) { \ + SYS_DESC(SYS_##name), \ + .access = access_raz_id_reg, \ + .get_user = get_raz_id_reg, \ + .set_user = set_raz_id_reg, \ +} + /* * Architected system registers. * Important: Must be sorted ascending by Op0, Op1, CRn, CRm, Op2 @@ -944,6 +1072,84 @@ static const struct sys_reg_desc sys_reg_descs[] = { { SYS_DESC(SYS_DBGVCR32_EL2), NULL, reset_val, DBGVCR32_EL2, 0 }, { SYS_DESC(SYS_MPIDR_EL1), NULL, reset_mpidr, MPIDR_EL1 }, + + /* + * ID regs: all ID_SANITISED() entries here must have corresponding + * entries in arm64_ftr_regs[]. + */ + + /* AArch64 mappings of the AArch32 ID registers */ + /* CRm=1 */ + ID_SANITISED(ID_PFR0_EL1), + ID_SANITISED(ID_PFR1_EL1), + ID_SANITISED(ID_DFR0_EL1), + ID_HIDDEN(ID_AFR0_EL1), + ID_SANITISED(ID_MMFR0_EL1), + ID_SANITISED(ID_MMFR1_EL1), + ID_SANITISED(ID_MMFR2_EL1), + ID_SANITISED(ID_MMFR3_EL1), + + /* CRm=2 */ + ID_SANITISED(ID_ISAR0_EL1), + ID_SANITISED(ID_ISAR1_EL1), + ID_SANITISED(ID_ISAR2_EL1), + ID_SANITISED(ID_ISAR3_EL1), + ID_SANITISED(ID_ISAR4_EL1), + ID_SANITISED(ID_ISAR5_EL1), + ID_SANITISED(ID_MMFR4_EL1), + ID_UNALLOCATED(2,7), + + /* CRm=3 */ + ID_SANITISED(MVFR0_EL1), + ID_SANITISED(MVFR1_EL1), + ID_SANITISED(MVFR2_EL1), + ID_UNALLOCATED(3,3), + ID_UNALLOCATED(3,4), + ID_UNALLOCATED(3,5), + ID_UNALLOCATED(3,6), + ID_UNALLOCATED(3,7), + + /* AArch64 ID registers */ + /* CRm=4 */ + ID_SANITISED(ID_AA64PFR0_EL1), + ID_SANITISED(ID_AA64PFR1_EL1), + ID_UNALLOCATED(4,2), + ID_UNALLOCATED(4,3), + ID_UNALLOCATED(4,4), + ID_UNALLOCATED(4,5), + ID_UNALLOCATED(4,6), + ID_UNALLOCATED(4,7), + + /* CRm=5 */ + ID_SANITISED(ID_AA64DFR0_EL1), + ID_SANITISED(ID_AA64DFR1_EL1), + ID_UNALLOCATED(5,2), + ID_UNALLOCATED(5,3), + ID_HIDDEN(ID_AA64AFR0_EL1), + ID_HIDDEN(ID_AA64AFR1_EL1), + ID_UNALLOCATED(5,6), + ID_UNALLOCATED(5,7), + + /* CRm=6 */ + ID_SANITISED(ID_AA64ISAR0_EL1), + ID_SANITISED(ID_AA64ISAR1_EL1), + ID_UNALLOCATED(6,2), + ID_UNALLOCATED(6,3), + ID_UNALLOCATED(6,4), + ID_UNALLOCATED(6,5), + ID_UNALLOCATED(6,6), + ID_UNALLOCATED(6,7), + + /* CRm=7 */ + ID_SANITISED(ID_AA64MMFR0_EL1), + ID_SANITISED(ID_AA64MMFR1_EL1), + ID_SANITISED(ID_AA64MMFR2_EL1), + ID_UNALLOCATED(7,3), + ID_UNALLOCATED(7,4), + ID_UNALLOCATED(7,5), + ID_UNALLOCATED(7,6), + ID_UNALLOCATED(7,7), + { SYS_DESC(SYS_SCTLR_EL1), access_vm_reg, reset_val, SCTLR_EL1, 0x00C50078 }, { SYS_DESC(SYS_CPACR_EL1), NULL, reset_val, CPACR_EL1, 0 }, { SYS_DESC(SYS_TTBR0_EL1), access_vm_reg, reset_unknown, TTBR0_EL1 }, @@ -1790,8 +1996,8 @@ static const struct sys_reg_desc *index_to_sys_reg_desc(struct kvm_vcpu *vcpu, if (!r) r = find_reg(¶ms, sys_reg_descs, ARRAY_SIZE(sys_reg_descs)); - /* Not saved in the sys_reg array? */ - if (r && !r->reg) + /* Not saved in the sys_reg array and not otherwise accessible? */ + if (r && !(r->reg || r->get_user)) r = NULL; return r; @@ -1815,20 +2021,6 @@ static const struct sys_reg_desc *index_to_sys_reg_desc(struct kvm_vcpu *vcpu, FUNCTION_INVARIANT(midr_el1) FUNCTION_INVARIANT(ctr_el0) FUNCTION_INVARIANT(revidr_el1) -FUNCTION_INVARIANT(id_pfr0_el1) -FUNCTION_INVARIANT(id_pfr1_el1) -FUNCTION_INVARIANT(id_dfr0_el1) -FUNCTION_INVARIANT(id_afr0_el1) -FUNCTION_INVARIANT(id_mmfr0_el1) -FUNCTION_INVARIANT(id_mmfr1_el1) -FUNCTION_INVARIANT(id_mmfr2_el1) -FUNCTION_INVARIANT(id_mmfr3_el1) -FUNCTION_INVARIANT(id_isar0_el1) -FUNCTION_INVARIANT(id_isar1_el1) -FUNCTION_INVARIANT(id_isar2_el1) -FUNCTION_INVARIANT(id_isar3_el1) -FUNCTION_INVARIANT(id_isar4_el1) -FUNCTION_INVARIANT(id_isar5_el1) FUNCTION_INVARIANT(clidr_el1) FUNCTION_INVARIANT(aidr_el1) @@ -1836,20 +2028,6 @@ FUNCTION_INVARIANT(aidr_el1) static struct sys_reg_desc invariant_sys_regs[] = { { SYS_DESC(SYS_MIDR_EL1), NULL, get_midr_el1 }, { SYS_DESC(SYS_REVIDR_EL1), NULL, get_revidr_el1 }, - { SYS_DESC(SYS_ID_PFR0_EL1), NULL, get_id_pfr0_el1 }, - { SYS_DESC(SYS_ID_PFR1_EL1), NULL, get_id_pfr1_el1 }, - { SYS_DESC(SYS_ID_DFR0_EL1), NULL, get_id_dfr0_el1 }, - { SYS_DESC(SYS_ID_AFR0_EL1), NULL, get_id_afr0_el1 }, - { SYS_DESC(SYS_ID_MMFR0_EL1), NULL, get_id_mmfr0_el1 }, - { SYS_DESC(SYS_ID_MMFR1_EL1), NULL, get_id_mmfr1_el1 }, - { SYS_DESC(SYS_ID_MMFR2_EL1), NULL, get_id_mmfr2_el1 }, - { SYS_DESC(SYS_ID_MMFR3_EL1), NULL, get_id_mmfr3_el1 }, - { SYS_DESC(SYS_ID_ISAR0_EL1), NULL, get_id_isar0_el1 }, - { SYS_DESC(SYS_ID_ISAR1_EL1), NULL, get_id_isar1_el1 }, - { SYS_DESC(SYS_ID_ISAR2_EL1), NULL, get_id_isar2_el1 }, - { SYS_DESC(SYS_ID_ISAR3_EL1), NULL, get_id_isar3_el1 }, - { SYS_DESC(SYS_ID_ISAR4_EL1), NULL, get_id_isar4_el1 }, - { SYS_DESC(SYS_ID_ISAR5_EL1), NULL, get_id_isar5_el1 }, { SYS_DESC(SYS_CLIDR_EL1), NULL, get_clidr_el1 }, { SYS_DESC(SYS_AIDR_EL1), NULL, get_aidr_el1 }, { SYS_DESC(SYS_CTR_EL0), NULL, get_ctr_el0 }, @@ -2079,12 +2257,31 @@ static bool copy_reg_to_user(const struct sys_reg_desc *reg, u64 __user **uind) return true; } +static int walk_one_sys_reg(const struct sys_reg_desc *rd, + u64 __user **uind, + unsigned int *total) +{ + /* + * Ignore registers we trap but don't save, + * and for which no custom user accessor is provided. + */ + if (!(rd->reg || rd->get_user)) + return 0; + + if (!copy_reg_to_user(rd, uind)) + return -EFAULT; + + (*total)++; + return 0; +} + /* Assumed ordered tables, see kvm_sys_reg_table_init. */ static int walk_sys_regs(struct kvm_vcpu *vcpu, u64 __user *uind) { const struct sys_reg_desc *i1, *i2, *end1, *end2; unsigned int total = 0; size_t num; + int err; /* We check for duplicates here, to allow arch-specific overrides. */ i1 = get_target_table(vcpu->arch.target, true, &num); @@ -2098,21 +2295,13 @@ static int walk_sys_regs(struct kvm_vcpu *vcpu, u64 __user *uind) while (i1 || i2) { int cmp = cmp_sys_reg(i1, i2); /* target-specific overrides generic entry. */ - if (cmp <= 0) { - /* Ignore registers we trap but don't save. */ - if (i1->reg) { - if (!copy_reg_to_user(i1, &uind)) - return -EFAULT; - total++; - } - } else { - /* Ignore registers we trap but don't save. */ - if (i2->reg) { - if (!copy_reg_to_user(i2, &uind)) - return -EFAULT; - total++; - } - } + if (cmp <= 0) + err = walk_one_sys_reg(i1, &uind, &total); + else + err = walk_one_sys_reg(i2, &uind, &total); + + if (err) + return err; if (cmp <= 0 && ++i1 == end1) i1 = NULL; diff --git a/arch/arm64/kvm/trace.h b/arch/arm64/kvm/trace.h index 5188c7007169..3b82fb1ddd09 100644 --- a/arch/arm64/kvm/trace.h +++ b/arch/arm64/kvm/trace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #if !defined(_TRACE_ARM64_KVM_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_ARM64_KVM_H diff --git a/arch/arm64/lib/Makefile b/arch/arm64/lib/Makefile index a0abc142c92b..4e696f96451f 100644 --- a/arch/arm64/lib/Makefile +++ b/arch/arm64/lib/Makefile @@ -1,8 +1,9 @@ +# SPDX-License-Identifier: GPL-2.0 lib-y := bitops.o clear_user.o delay.o copy_from_user.o \ copy_to_user.o copy_in_user.o copy_page.o \ clear_page.o memchr.o memcpy.o memmove.o memset.o \ memcmp.o strcmp.o strncmp.o strlen.o strnlen.o \ - strchr.o strrchr.o + strchr.o strrchr.o tishift.o # Tell the compiler to treat all general purpose registers (with the # exception of the IP registers, which are already handled by the caller diff --git a/arch/arm64/lib/delay.c b/arch/arm64/lib/delay.c index dad4ec9bbfd1..e48ac402e7be 100644 --- a/arch/arm64/lib/delay.c +++ b/arch/arm64/lib/delay.c @@ -24,10 +24,28 @@ #include <linux/module.h> #include <linux/timex.h> +#include <clocksource/arm_arch_timer.h> + +#define USECS_TO_CYCLES(time_usecs) \ + xloops_to_cycles((time_usecs) * 0x10C7UL) + +static inline unsigned long xloops_to_cycles(unsigned long xloops) +{ + return (xloops * loops_per_jiffy * HZ) >> 32; +} + void __delay(unsigned long cycles) { cycles_t start = get_cycles(); + if (arch_timer_evtstrm_available()) { + const cycles_t timer_evt_period = + USECS_TO_CYCLES(ARCH_TIMER_EVT_STREAM_PERIOD_US); + + while ((get_cycles() - start + timer_evt_period) < cycles) + wfe(); + } + while ((get_cycles() - start) < cycles) cpu_relax(); } @@ -35,10 +53,7 @@ EXPORT_SYMBOL(__delay); inline void __const_udelay(unsigned long xloops) { - unsigned long loops; - - loops = xloops * loops_per_jiffy * HZ; - __delay(loops >> 32); + __delay(xloops_to_cycles(xloops)); } EXPORT_SYMBOL(__const_udelay); diff --git a/arch/arm64/lib/tishift.S b/arch/arm64/lib/tishift.S new file mode 100644 index 000000000000..0179a43cc045 --- /dev/null +++ b/arch/arm64/lib/tishift.S @@ -0,0 +1,80 @@ +/* + * Copyright (C) 2017 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/linkage.h> + +ENTRY(__ashlti3) + cbz x2, 1f + mov x3, #64 + sub x3, x3, x2 + cmp x3, #0 + b.le 2f + lsl x1, x1, x2 + lsr x3, x0, x3 + lsl x2, x0, x2 + orr x1, x1, x3 + mov x0, x2 +1: + ret +2: + neg w1, w3 + mov x2, #0 + lsl x1, x0, x1 + mov x0, x2 + ret +ENDPROC(__ashlti3) + +ENTRY(__ashrti3) + cbz x2, 3f + mov x3, #64 + sub x3, x3, x2 + cmp x3, #0 + b.le 4f + lsr x0, x0, x2 + lsl x3, x1, x3 + asr x2, x1, x2 + orr x0, x0, x3 + mov x1, x2 +3: + ret +4: + neg w0, w3 + asr x2, x1, #63 + asr x0, x1, x0 + mov x1, x2 + ret +ENDPROC(__ashrti3) + +ENTRY(__lshrti3) + cbz x2, 1f + mov x3, #64 + sub x3, x3, x2 + cmp x3, #0 + b.le 2f + lsr x0, x0, x2 + lsl x3, x1, x3 + lsr x2, x1, x2 + orr x0, x0, x3 + mov x1, x2 +1: + ret +2: + neg w0, w3 + mov x2, #0 + lsr x0, x1, x0 + mov x1, x2 + ret +ENDPROC(__lshrti3) diff --git a/arch/arm64/mm/Makefile b/arch/arm64/mm/Makefile index 9b0ba191e48e..849c1df3d214 100644 --- a/arch/arm64/mm/Makefile +++ b/arch/arm64/mm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 obj-y := dma-mapping.o extable.o fault.o init.o \ cache.o copypage.o flush.o \ ioremap.o mmap.o pgd.o mmu.o \ diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 614af886b7ef..b45c5bcaeccb 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -166,7 +166,7 @@ static void *__dma_alloc(struct device *dev, size_t size, /* create a coherent mapping */ page = virt_to_page(ptr); coherent_ptr = dma_common_contiguous_remap(page, size, VM_USERMAP, - prot, NULL); + prot, __builtin_return_address(0)); if (!coherent_ptr) goto no_map; @@ -303,8 +303,7 @@ static int __swiotlb_mmap_pfn(struct vm_area_struct *vma, unsigned long pfn, size_t size) { int ret = -ENXIO; - unsigned long nr_vma_pages = (vma->vm_end - vma->vm_start) >> - PAGE_SHIFT; + unsigned long nr_vma_pages = vma_pages(vma); unsigned long nr_pages = PAGE_ALIGN(size) >> PAGE_SHIFT; unsigned long off = vma->vm_pgoff; diff --git a/arch/arm64/mm/extable.c b/arch/arm64/mm/extable.c index c9f118cd812b..81e694af5f8c 100644 --- a/arch/arm64/mm/extable.c +++ b/arch/arm64/mm/extable.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Based on arch/arm/mm/extable.c */ diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index b64958b23a7f..22168cd0dde7 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -105,13 +105,11 @@ static void data_abort_decode(unsigned int esr) (esr & ESR_ELx_WNR) >> ESR_ELx_WNR_SHIFT); } -/* - * Decode mem abort information - */ static void mem_abort_decode(unsigned int esr) { pr_alert("Mem abort info:\n"); + pr_alert(" ESR = 0x%08x\n", esr); pr_alert(" Exception class = %s, IL = %u bits\n", esr_get_class_string(esr), (esr & ESR_ELx_IL) ? 32 : 16); @@ -249,9 +247,6 @@ static inline bool is_permission_fault(unsigned int esr, struct pt_regs *regs, return false; } -/* - * The kernel tried to access some page that wasn't present. - */ static void __do_kernel_fault(unsigned long addr, unsigned int esr, struct pt_regs *regs) { @@ -264,9 +259,6 @@ static void __do_kernel_fault(unsigned long addr, unsigned int esr, if (!is_el1_instruction_abort(esr) && fixup_exception(regs)) return; - /* - * No handler, we'll have to terminate things with extreme prejudice. - */ bust_spinlocks(1); if (is_permission_fault(esr, regs, addr)) { @@ -291,10 +283,6 @@ static void __do_kernel_fault(unsigned long addr, unsigned int esr, do_exit(SIGKILL); } -/* - * Something tried to access memory that isn't in our memory map. User mode - * accesses just cause a SIGSEGV - */ static void __do_user_fault(struct task_struct *tsk, unsigned long addr, unsigned int esr, unsigned int sig, int code, struct pt_regs *regs, int fault) @@ -559,23 +547,6 @@ no_context: return 0; } -/* - * First Level Translation Fault Handler - * - * We enter here because the first level page table doesn't contain a valid - * entry for the address. - * - * If the address is in kernel space (>= TASK_SIZE), then we are probably - * faulting in the vmalloc() area. - * - * If the init_task's first level page tables contains the relevant entry, we - * copy the it to this task. If not, we send the process a signal, fixup the - * exception, or oops the kernel. - * - * NOTE! We MUST NOT take any locks for this case. We may be in an interrupt - * or a critical region, and should only copy the information from the master - * page table, nothing more. - */ static int __kprobes do_translation_fault(unsigned long addr, unsigned int esr, struct pt_regs *regs) @@ -594,18 +565,11 @@ static int do_alignment_fault(unsigned long addr, unsigned int esr, return 0; } -/* - * This abort handler always returns "fault". - */ static int do_bad(unsigned long addr, unsigned int esr, struct pt_regs *regs) { - return 1; + return 1; /* "fault" */ } -/* - * This abort handler deals with Synchronous External Abort. - * It calls notifiers, and then returns "fault". - */ static int do_sea(unsigned long addr, unsigned int esr, struct pt_regs *regs) { struct siginfo info; @@ -668,14 +632,14 @@ static const struct fault_info fault_info[] = { { do_sea, SIGBUS, 0, "level 1 (translation table walk)" }, { do_sea, SIGBUS, 0, "level 2 (translation table walk)" }, { do_sea, SIGBUS, 0, "level 3 (translation table walk)" }, - { do_sea, SIGBUS, 0, "synchronous parity or ECC error" }, + { do_sea, SIGBUS, 0, "synchronous parity or ECC error" }, // Reserved when RAS is implemented { do_bad, SIGBUS, 0, "unknown 25" }, { do_bad, SIGBUS, 0, "unknown 26" }, { do_bad, SIGBUS, 0, "unknown 27" }, - { do_sea, SIGBUS, 0, "level 0 synchronous parity error (translation table walk)" }, - { do_sea, SIGBUS, 0, "level 1 synchronous parity error (translation table walk)" }, - { do_sea, SIGBUS, 0, "level 2 synchronous parity error (translation table walk)" }, - { do_sea, SIGBUS, 0, "level 3 synchronous parity error (translation table walk)" }, + { do_sea, SIGBUS, 0, "level 0 synchronous parity error (translation table walk)" }, // Reserved when RAS is implemented + { do_sea, SIGBUS, 0, "level 1 synchronous parity error (translation table walk)" }, // Reserved when RAS is implemented + { do_sea, SIGBUS, 0, "level 2 synchronous parity error (translation table walk)" }, // Reserved when RAS is implemented + { do_sea, SIGBUS, 0, "level 3 synchronous parity error (translation table walk)" }, // Reserved when RAS is implemented { do_bad, SIGBUS, 0, "unknown 32" }, { do_alignment_fault, SIGBUS, BUS_ADRALN, "alignment fault" }, { do_bad, SIGBUS, 0, "unknown 34" }, @@ -693,7 +657,7 @@ static const struct fault_info fault_info[] = { { do_bad, SIGBUS, 0, "unknown 46" }, { do_bad, SIGBUS, 0, "unknown 47" }, { do_bad, SIGBUS, 0, "TLB conflict abort" }, - { do_bad, SIGBUS, 0, "unknown 49" }, + { do_bad, SIGBUS, 0, "Unsupported atomic hardware update fault" }, { do_bad, SIGBUS, 0, "unknown 50" }, { do_bad, SIGBUS, 0, "unknown 51" }, { do_bad, SIGBUS, 0, "implementation fault (lockdown abort)" }, @@ -710,13 +674,6 @@ static const struct fault_info fault_info[] = { { do_bad, SIGBUS, 0, "unknown 63" }, }; -/* - * Handle Synchronous External Aborts that occur in a guest kernel. - * - * The return value will be zero if the SEA was successfully handled - * and non-zero if there was an error processing the error or there was - * no error to process. - */ int handle_guest_sea(phys_addr_t addr, unsigned int esr) { int ret = -ENOENT; @@ -727,9 +684,6 @@ int handle_guest_sea(phys_addr_t addr, unsigned int esr) return ret; } -/* - * Dispatch a data abort to the relevant handler. - */ asmlinkage void __exception do_mem_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs) { @@ -739,11 +693,14 @@ asmlinkage void __exception do_mem_abort(unsigned long addr, unsigned int esr, if (!inf->fn(addr, esr, regs)) return; - pr_alert("Unhandled fault: %s (0x%08x) at 0x%016lx\n", - inf->name, esr, addr); + pr_alert("Unhandled fault: %s at 0x%016lx\n", + inf->name, addr); mem_abort_decode(esr); + if (!user_mode(regs)) + show_pte(addr); + info.si_signo = inf->sig; info.si_errno = 0; info.si_code = inf->code; @@ -751,9 +708,6 @@ asmlinkage void __exception do_mem_abort(unsigned long addr, unsigned int esr, arm64_notify_die("", regs, &info, esr); } -/* - * Handle stack alignment exceptions. - */ asmlinkage void __exception do_sp_pc_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs) diff --git a/arch/arm64/mm/kasan_init.c b/arch/arm64/mm/kasan_init.c index 81f03959a4ab..acba49fb5aac 100644 --- a/arch/arm64/mm/kasan_init.c +++ b/arch/arm64/mm/kasan_init.c @@ -11,6 +11,7 @@ */ #define pr_fmt(fmt) "kasan: " fmt +#include <linux/bootmem.h> #include <linux/kasan.h> #include <linux/kernel.h> #include <linux/sched/task.h> @@ -35,77 +36,117 @@ static pgd_t tmp_pg_dir[PTRS_PER_PGD] __initdata __aligned(PGD_SIZE); * with the physical address from __pa_symbol. */ -static void __init kasan_early_pte_populate(pmd_t *pmd, unsigned long addr, - unsigned long end) +static phys_addr_t __init kasan_alloc_zeroed_page(int node) { - pte_t *pte; - unsigned long next; + void *p = memblock_virt_alloc_try_nid(PAGE_SIZE, PAGE_SIZE, + __pa(MAX_DMA_ADDRESS), + MEMBLOCK_ALLOC_ACCESSIBLE, node); + return __pa(p); +} + +static pte_t *__init kasan_pte_offset(pmd_t *pmd, unsigned long addr, int node, + bool early) +{ + if (pmd_none(*pmd)) { + phys_addr_t pte_phys = early ? __pa_symbol(kasan_zero_pte) + : kasan_alloc_zeroed_page(node); + __pmd_populate(pmd, pte_phys, PMD_TYPE_TABLE); + } + + return early ? pte_offset_kimg(pmd, addr) + : pte_offset_kernel(pmd, addr); +} - if (pmd_none(*pmd)) - __pmd_populate(pmd, __pa_symbol(kasan_zero_pte), PMD_TYPE_TABLE); +static pmd_t *__init kasan_pmd_offset(pud_t *pud, unsigned long addr, int node, + bool early) +{ + if (pud_none(*pud)) { + phys_addr_t pmd_phys = early ? __pa_symbol(kasan_zero_pmd) + : kasan_alloc_zeroed_page(node); + __pud_populate(pud, pmd_phys, PMD_TYPE_TABLE); + } + + return early ? pmd_offset_kimg(pud, addr) : pmd_offset(pud, addr); +} + +static pud_t *__init kasan_pud_offset(pgd_t *pgd, unsigned long addr, int node, + bool early) +{ + if (pgd_none(*pgd)) { + phys_addr_t pud_phys = early ? __pa_symbol(kasan_zero_pud) + : kasan_alloc_zeroed_page(node); + __pgd_populate(pgd, pud_phys, PMD_TYPE_TABLE); + } + + return early ? pud_offset_kimg(pgd, addr) : pud_offset(pgd, addr); +} + +static void __init kasan_pte_populate(pmd_t *pmd, unsigned long addr, + unsigned long end, int node, bool early) +{ + unsigned long next; + pte_t *pte = kasan_pte_offset(pmd, addr, node, early); - pte = pte_offset_kimg(pmd, addr); do { + phys_addr_t page_phys = early ? __pa_symbol(kasan_zero_page) + : kasan_alloc_zeroed_page(node); next = addr + PAGE_SIZE; - set_pte(pte, pfn_pte(sym_to_pfn(kasan_zero_page), - PAGE_KERNEL)); + set_pte(pte, pfn_pte(__phys_to_pfn(page_phys), PAGE_KERNEL)); } while (pte++, addr = next, addr != end && pte_none(*pte)); } -static void __init kasan_early_pmd_populate(pud_t *pud, - unsigned long addr, - unsigned long end) +static void __init kasan_pmd_populate(pud_t *pud, unsigned long addr, + unsigned long end, int node, bool early) { - pmd_t *pmd; unsigned long next; + pmd_t *pmd = kasan_pmd_offset(pud, addr, node, early); - if (pud_none(*pud)) - __pud_populate(pud, __pa_symbol(kasan_zero_pmd), PMD_TYPE_TABLE); - - pmd = pmd_offset_kimg(pud, addr); do { next = pmd_addr_end(addr, end); - kasan_early_pte_populate(pmd, addr, next); + kasan_pte_populate(pmd, addr, next, node, early); } while (pmd++, addr = next, addr != end && pmd_none(*pmd)); } -static void __init kasan_early_pud_populate(pgd_t *pgd, - unsigned long addr, - unsigned long end) +static void __init kasan_pud_populate(pgd_t *pgd, unsigned long addr, + unsigned long end, int node, bool early) { - pud_t *pud; unsigned long next; + pud_t *pud = kasan_pud_offset(pgd, addr, node, early); - if (pgd_none(*pgd)) - __pgd_populate(pgd, __pa_symbol(kasan_zero_pud), PUD_TYPE_TABLE); - - pud = pud_offset_kimg(pgd, addr); do { next = pud_addr_end(addr, end); - kasan_early_pmd_populate(pud, addr, next); + kasan_pmd_populate(pud, addr, next, node, early); } while (pud++, addr = next, addr != end && pud_none(*pud)); } -static void __init kasan_map_early_shadow(void) +static void __init kasan_pgd_populate(unsigned long addr, unsigned long end, + int node, bool early) { - unsigned long addr = KASAN_SHADOW_START; - unsigned long end = KASAN_SHADOW_END; unsigned long next; pgd_t *pgd; pgd = pgd_offset_k(addr); do { next = pgd_addr_end(addr, end); - kasan_early_pud_populate(pgd, addr, next); + kasan_pud_populate(pgd, addr, next, node, early); } while (pgd++, addr = next, addr != end); } +/* The early shadow maps everything to a single page of zeroes */ asmlinkage void __init kasan_early_init(void) { BUILD_BUG_ON(KASAN_SHADOW_OFFSET != KASAN_SHADOW_END - (1UL << 61)); BUILD_BUG_ON(!IS_ALIGNED(KASAN_SHADOW_START, PGDIR_SIZE)); BUILD_BUG_ON(!IS_ALIGNED(KASAN_SHADOW_END, PGDIR_SIZE)); - kasan_map_early_shadow(); + kasan_pgd_populate(KASAN_SHADOW_START, KASAN_SHADOW_END, NUMA_NO_NODE, + true); +} + +/* Set up full kasan mappings, ensuring that the mapped pages are zeroed */ +static void __init kasan_map_populate(unsigned long start, unsigned long end, + int node) +{ + kasan_pgd_populate(start & PAGE_MASK, PAGE_ALIGN(end), node, false); } /* @@ -142,8 +183,8 @@ void __init kasan_init(void) struct memblock_region *reg; int i; - kimg_shadow_start = (u64)kasan_mem_to_shadow(_text); - kimg_shadow_end = (u64)kasan_mem_to_shadow(_end); + kimg_shadow_start = (u64)kasan_mem_to_shadow(_text) & PAGE_MASK; + kimg_shadow_end = PAGE_ALIGN((u64)kasan_mem_to_shadow(_end)); mod_shadow_start = (u64)kasan_mem_to_shadow((void *)MODULES_VADDR); mod_shadow_end = (u64)kasan_mem_to_shadow((void *)MODULES_END); @@ -161,19 +202,8 @@ void __init kasan_init(void) clear_pgds(KASAN_SHADOW_START, KASAN_SHADOW_END); - vmemmap_populate(kimg_shadow_start, kimg_shadow_end, - pfn_to_nid(virt_to_pfn(lm_alias(_text)))); - - /* - * vmemmap_populate() has populated the shadow region that covers the - * kernel image with SWAPPER_BLOCK_SIZE mappings, so we have to round - * the start and end addresses to SWAPPER_BLOCK_SIZE as well, to prevent - * kasan_populate_zero_shadow() from replacing the page table entries - * (PMD or PTE) at the edges of the shadow region for the kernel - * image. - */ - kimg_shadow_start = round_down(kimg_shadow_start, SWAPPER_BLOCK_SIZE); - kimg_shadow_end = round_up(kimg_shadow_end, SWAPPER_BLOCK_SIZE); + kasan_map_populate(kimg_shadow_start, kimg_shadow_end, + pfn_to_nid(virt_to_pfn(lm_alias(_text)))); kasan_populate_zero_shadow((void *)KASAN_SHADOW_START, (void *)mod_shadow_start); @@ -191,9 +221,9 @@ void __init kasan_init(void) if (start >= end) break; - vmemmap_populate((unsigned long)kasan_mem_to_shadow(start), - (unsigned long)kasan_mem_to_shadow(end), - pfn_to_nid(virt_to_pfn(start))); + kasan_map_populate((unsigned long)kasan_mem_to_shadow(start), + (unsigned long)kasan_mem_to_shadow(end), + pfn_to_nid(virt_to_pfn(start))); } /* diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index f1eb15e0e864..267d2b79d52d 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -778,6 +778,10 @@ void __init early_fixmap_init(void) } } +/* + * Unusually, this is also called in IRQ context (ghes_iounmap_irq) so if we + * ever need to use IPIs for TLB broadcasting, then we're in trouble here. + */ void __set_fixmap(enum fixed_addresses idx, phys_addr_t phys, pgprot_t flags) { diff --git a/arch/arm64/mm/physaddr.c b/arch/arm64/mm/physaddr.c index 91371daf397c..67a9ba9eaa96 100644 --- a/arch/arm64/mm/physaddr.c +++ b/arch/arm64/mm/physaddr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/bug.h> #include <linux/export.h> #include <linux/types.h> diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S index 877d42fb0df6..95233dfc4c39 100644 --- a/arch/arm64/mm/proc.S +++ b/arch/arm64/mm/proc.S @@ -109,10 +109,10 @@ ENTRY(cpu_do_resume) /* * __cpu_setup() cleared MDSCR_EL1.MDE and friends, before unmasking * debug exceptions. By restoring MDSCR_EL1 here, we may take a debug - * exception. Mask them until local_dbg_restore() in cpu_suspend() + * exception. Mask them until local_daif_restore() in cpu_suspend() * resets them. */ - disable_dbg + disable_daif msr mdscr_el1, x10 msr sctlr_el1, x12 @@ -155,8 +155,7 @@ ENDPROC(cpu_do_switch_mm) * called by anything else. It can only be executed from a TTBR0 mapping. */ ENTRY(idmap_cpu_replace_ttbr1) - mrs x2, daif - msr daifset, #0xf + save_and_disable_daif flags=x2 adrp x1, empty_zero_page msr ttbr1_el1, x1 @@ -169,7 +168,7 @@ ENTRY(idmap_cpu_replace_ttbr1) msr ttbr1_el1, x0 isb - msr daif, x2 + restore_daif x2 ret ENDPROC(idmap_cpu_replace_ttbr1) diff --git a/arch/arm64/mm/ptdump_debugfs.c b/arch/arm64/mm/ptdump_debugfs.c index eee4d864350c..02b18f8b2905 100644 --- a/arch/arm64/mm/ptdump_debugfs.c +++ b/arch/arm64/mm/ptdump_debugfs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/debugfs.h> #include <linux/seq_file.h> |