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-rw-r--r--arch/riscv/Kconfig1
-rw-r--r--arch/riscv/Kconfig.socs7
-rw-r--r--arch/riscv/boot/dts/Makefile1
-rw-r--r--arch/riscv/boot/dts/andes/Makefile2
-rw-r--r--arch/riscv/boot/dts/andes/qilai-voyager.dts28
-rw-r--r--arch/riscv/boot/dts/andes/qilai.dtsi186
-rw-r--r--arch/riscv/boot/dts/sophgo/Makefile2
-rw-r--r--arch/riscv/boot/dts/sophgo/cv180x.dtsi110
-rw-r--r--arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts8
-rw-r--r--arch/riscv/boot/dts/sophgo/cv18xx-reset.h98
-rw-r--r--arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi384
-rw-r--r--arch/riscv/boot/dts/sophgo/sg2042-evb-v1.dts245
-rw-r--r--arch/riscv/boot/dts/sophgo/sg2042-evb-v2.dts233
-rw-r--r--arch/riscv/boot/dts/sophgo/sg2042.dtsi61
-rw-r--r--arch/riscv/boot/dts/sophgo/sg2044-cpus.dtsi283
-rw-r--r--arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts87
-rw-r--r--arch/riscv/boot/dts/sophgo/sg2044.dtsi499
-rw-r--r--arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts10
-rw-r--r--arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi8
-rw-r--r--arch/riscv/boot/dts/spacemit/k1.dtsi485
-rw-r--r--arch/riscv/boot/dts/starfive/jh7110-common.dtsi9
-rw-r--r--arch/riscv/boot/dts/starfive/jh7110-milkv-mars.dts12
-rw-r--r--arch/riscv/boot/dts/thead/th1520.dtsi14
-rw-r--r--arch/riscv/configs/defconfig5
-rw-r--r--arch/riscv/include/asm/irq.h2
-rw-r--r--arch/riscv/include/asm/kvm_aia.h2
-rw-r--r--arch/riscv/include/asm/kvm_gstage.h72
-rw-r--r--arch/riscv/include/asm/kvm_host.h105
-rw-r--r--arch/riscv/include/asm/kvm_mmu.h21
-rw-r--r--arch/riscv/include/asm/kvm_tlb.h84
-rw-r--r--arch/riscv/include/asm/kvm_vcpu_sbi.h12
-rw-r--r--arch/riscv/include/asm/kvm_vmid.h27
-rw-r--r--arch/riscv/include/uapi/asm/kvm.h1
-rw-r--r--arch/riscv/kernel/irq.c34
-rw-r--r--arch/riscv/kvm/Kconfig1
-rw-r--r--arch/riscv/kvm/Makefile1
-rw-r--r--arch/riscv/kvm/aia_device.c6
-rw-r--r--arch/riscv/kvm/aia_imsic.c12
-rw-r--r--arch/riscv/kvm/gstage.c338
-rw-r--r--arch/riscv/kvm/main.c3
-rw-r--r--arch/riscv/kvm/mmu.c509
-rw-r--r--arch/riscv/kvm/tlb.c110
-rw-r--r--arch/riscv/kvm/vcpu.c48
-rw-r--r--arch/riscv/kvm/vcpu_exit.c20
-rw-r--r--arch/riscv/kvm/vcpu_onereg.c83
-rw-r--r--arch/riscv/kvm/vcpu_sbi.c49
-rw-r--r--arch/riscv/kvm/vcpu_sbi_replace.c17
-rw-r--r--arch/riscv/kvm/vcpu_sbi_sta.c3
-rw-r--r--arch/riscv/kvm/vcpu_sbi_v01.c25
-rw-r--r--arch/riscv/kvm/vm.c7
-rw-r--r--arch/riscv/kvm/vmid.c25
-rw-r--r--arch/riscv/mm/fault.c8
52 files changed, 3454 insertions, 949 deletions
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 5352932badd8..cbd6b505b2ff 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -157,7 +157,6 @@ config RISCV
select HAVE_DYNAMIC_FTRACE_WITH_CALL_OPS if (DYNAMIC_FTRACE_WITH_ARGS && !CFI_CLANG)
select HAVE_DYNAMIC_FTRACE_WITH_ARGS if HAVE_DYNAMIC_FTRACE
select HAVE_FTRACE_GRAPH_FUNC
- select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL
select HAVE_FUNCTION_GRAPH_TRACER if HAVE_DYNAMIC_FTRACE_WITH_ARGS
select HAVE_FUNCTION_GRAPH_FREGS
select HAVE_FUNCTION_TRACER if !XIP_KERNEL && HAVE_DYNAMIC_FTRACE
diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs
index a9c3d2f6debc..61ceae0aa27a 100644
--- a/arch/riscv/Kconfig.socs
+++ b/arch/riscv/Kconfig.socs
@@ -1,5 +1,12 @@
menu "SoC selection"
+config ARCH_ANDES
+ bool "Andes SoCs"
+ depends on MMU && !XIP_KERNEL
+ select ERRATA_ANDES
+ help
+ This enables support for Andes SoC platform hardware.
+
config ARCH_MICROCHIP_POLARFIRE
def_bool ARCH_MICROCHIP
diff --git a/arch/riscv/boot/dts/Makefile b/arch/riscv/boot/dts/Makefile
index 64a898da9aee..3b99e91efa25 100644
--- a/arch/riscv/boot/dts/Makefile
+++ b/arch/riscv/boot/dts/Makefile
@@ -1,5 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
subdir-y += allwinner
+subdir-y += andes
subdir-y += canaan
subdir-y += microchip
subdir-y += renesas
diff --git a/arch/riscv/boot/dts/andes/Makefile b/arch/riscv/boot/dts/andes/Makefile
new file mode 100644
index 000000000000..c545c668ef70
--- /dev/null
+++ b/arch/riscv/boot/dts/andes/Makefile
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
+dtb-$(CONFIG_ARCH_ANDES) += qilai-voyager.dtb
diff --git a/arch/riscv/boot/dts/andes/qilai-voyager.dts b/arch/riscv/boot/dts/andes/qilai-voyager.dts
new file mode 100644
index 000000000000..fa7d2b32a9b4
--- /dev/null
+++ b/arch/riscv/boot/dts/andes/qilai-voyager.dts
@@ -0,0 +1,28 @@
+// SPDX-License-Identifier: GPL-2.0 OR MIT
+/*
+ * Copyright (C) 2025 Andes Technology Corporation. All rights reserved.
+ */
+
+#include "qilai.dtsi"
+
+/ {
+ model = "Voyager";
+ compatible = "andestech,voyager", "andestech,qilai";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@400000000 {
+ device_type = "memory";
+ reg = <0x4 0x00000000 0x4 0x00000000>;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/riscv/boot/dts/andes/qilai.dtsi b/arch/riscv/boot/dts/andes/qilai.dtsi
new file mode 100644
index 000000000000..de3de32f8c39
--- /dev/null
+++ b/arch/riscv/boot/dts/andes/qilai.dtsi
@@ -0,0 +1,186 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright (C) 2025 Andes Technology Corporation. All rights reserved.
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/ {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ timebase-frequency = <62500000>;
+
+ cpu0: cpu@0 {
+ compatible = "andestech,ax45mp", "riscv";
+ device_type = "cpu";
+ reg = <0>;
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
+ "zicntr", "zicsr", "zifencei",
+ "zihpm", "xandespmu";
+ mmu-type = "riscv,sv39";
+ clock-frequency = <100000000>;
+ i-cache-size = <0x8000>;
+ i-cache-sets = <256>;
+ i-cache-line-size = <64>;
+ d-cache-size = <0x8000>;
+ d-cache-sets = <128>;
+ d-cache-line-size = <64>;
+ next-level-cache = <&l2_cache>;
+
+ cpu0_intc: interrupt-controller {
+ compatible = "andestech,cpu-intc", "riscv,cpu-intc";
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
+ cpu1: cpu@1 {
+ compatible = "andestech,ax45mp", "riscv";
+ device_type = "cpu";
+ reg = <1>;
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
+ "zicntr", "zicsr", "zifencei",
+ "zihpm", "xandespmu";
+ mmu-type = "riscv,sv39";
+ clock-frequency = <100000000>;
+ i-cache-size = <0x8000>;
+ i-cache-sets = <256>;
+ i-cache-line-size = <64>;
+ d-cache-size = <0x8000>;
+ d-cache-sets = <128>;
+ d-cache-line-size = <64>;
+ next-level-cache = <&l2_cache>;
+
+ cpu1_intc: interrupt-controller {
+ compatible = "andestech,cpu-intc",
+ "riscv,cpu-intc";
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
+ cpu2: cpu@2 {
+ compatible = "andestech,ax45mp", "riscv";
+ device_type = "cpu";
+ reg = <2>;
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
+ "zicntr", "zicsr", "zifencei",
+ "zihpm", "xandespmu";
+ mmu-type = "riscv,sv39";
+ clock-frequency = <100000000>;
+ i-cache-size = <0x8000>;
+ i-cache-sets = <256>;
+ i-cache-line-size = <64>;
+ d-cache-size = <0x8000>;
+ d-cache-sets = <128>;
+ d-cache-line-size = <64>;
+ next-level-cache = <&l2_cache>;
+
+ cpu2_intc: interrupt-controller {
+ compatible = "andestech,cpu-intc",
+ "riscv,cpu-intc";
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
+ cpu3: cpu@3 {
+ compatible = "andestech,ax45mp", "riscv";
+ device_type = "cpu";
+ reg = <3>;
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
+ "zicntr", "zicsr", "zifencei",
+ "zihpm", "xandespmu";
+ mmu-type = "riscv,sv39";
+ clock-frequency = <100000000>;
+ i-cache-size = <0x8000>;
+ i-cache-sets = <256>;
+ i-cache-line-size = <64>;
+ d-cache-size = <0x8000>;
+ d-cache-sets = <128>;
+ d-cache-line-size = <64>;
+ next-level-cache = <&l2_cache>;
+
+ cpu3_intc: interrupt-controller {
+ compatible = "andestech,cpu-intc",
+ "riscv,cpu-intc";
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+ };
+
+ soc {
+ compatible = "simple-bus";
+ ranges;
+ interrupt-parent = <&plic>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ plmt: timer@100000 {
+ compatible = "andestech,qilai-plmt", "andestech,plmt0";
+ reg = <0x0 0x00100000 0x0 0x100000>;
+ interrupts-extended = <&cpu0_intc 7>,
+ <&cpu1_intc 7>,
+ <&cpu2_intc 7>,
+ <&cpu3_intc 7>;
+ };
+
+ l2_cache: cache-controller@200000 {
+ compatible = "andestech,qilai-ax45mp-cache",
+ "andestech,ax45mp-cache", "cache";
+ reg = <0x0 0x00200000 0x0 0x100000>;
+ interrupts = <16 IRQ_TYPE_LEVEL_HIGH>;
+ cache-line-size = <64>;
+ cache-level = <2>;
+ cache-sets = <2048>;
+ cache-size = <0x200000>;
+ cache-unified;
+ };
+
+ plic_sw: interrupt-controller@400000 {
+ compatible = "andestech,qilai-plicsw",
+ "andestech,plicsw";
+ reg = <0x0 0x00400000 0x0 0x400000>;
+ interrupts-extended = <&cpu0_intc 3>,
+ <&cpu1_intc 3>,
+ <&cpu2_intc 3>,
+ <&cpu3_intc 3>;
+ };
+
+ plic: interrupt-controller@2000000 {
+ compatible = "andestech,qilai-plic",
+ "andestech,nceplic100";
+ reg = <0x0 0x02000000 0x0 0x2000000>;
+ #address-cells = <0>;
+ #interrupt-cells = <2>;
+ interrupt-controller;
+ interrupts-extended = <&cpu0_intc 11>, <&cpu0_intc 9>,
+ <&cpu1_intc 11>, <&cpu1_intc 9>,
+ <&cpu2_intc 11>, <&cpu2_intc 9>,
+ <&cpu3_intc 11>, <&cpu3_intc 9>;
+ riscv,ndev = <71>;
+ };
+
+ uart0: serial@30300000 {
+ compatible = "andestech,uart16550", "ns16550a";
+ reg = <0x0 0x30300000 0x0 0x100000>;
+ interrupts = <9 IRQ_TYPE_LEVEL_HIGH>;
+ clock-frequency = <50000000>;
+ reg-offset = <32>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ no-loopback-test;
+ };
+ };
+};
diff --git a/arch/riscv/boot/dts/sophgo/Makefile b/arch/riscv/boot/dts/sophgo/Makefile
index 85966306801e..6f65526d4193 100644
--- a/arch/riscv/boot/dts/sophgo/Makefile
+++ b/arch/riscv/boot/dts/sophgo/Makefile
@@ -3,4 +3,6 @@ dtb-$(CONFIG_ARCH_SOPHGO) += cv1800b-milkv-duo.dtb
dtb-$(CONFIG_ARCH_SOPHGO) += cv1812h-huashan-pi.dtb
dtb-$(CONFIG_ARCH_SOPHGO) += sg2002-licheerv-nano-b.dtb
dtb-$(CONFIG_ARCH_SOPHGO) += sg2042-milkv-pioneer.dtb
+dtb-$(CONFIG_ARCH_SOPHGO) += sg2042-evb-v1.dtb
+dtb-$(CONFIG_ARCH_SOPHGO) += sg2042-evb-v2.dtb
dtb-$(CONFIG_ARCH_SOPHGO) += sg2044-sophgo-srd3-10.dtb
diff --git a/arch/riscv/boot/dts/sophgo/cv180x.dtsi b/arch/riscv/boot/dts/sophgo/cv180x.dtsi
index ed06c3609fb2..ccdb45498653 100644
--- a/arch/riscv/boot/dts/sophgo/cv180x.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv180x.dtsi
@@ -7,6 +7,7 @@
#include <dt-bindings/clock/sophgo,cv1800.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
+#include "cv18xx-reset.h"
/ {
#address-cells = <1>;
@@ -24,11 +25,45 @@
#size-cells = <1>;
ranges;
+ rst: reset-controller@3003000 {
+ compatible = "sophgo,cv1800b-reset";
+ reg = <0x3003000 0x1000>;
+ #reset-cells = <1>;
+ };
+
+ mdio: mdio-mux@3009800 {
+ compatible = "mdio-mux-mmioreg", "mdio-mux";
+ reg = <0x3009800 0x4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ mdio-parent-bus = <&gmac0_mdio>;
+ mux-mask = <0x80>;
+ status = "disabled";
+
+ internal_mdio: mdio@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ internal_ephy: phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <1>;
+ };
+ };
+
+ external_mdio: mdio@80 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x80>;
+ };
+ };
+
gpio0: gpio@3020000 {
compatible = "snps,dw-apb-gpio";
reg = <0x3020000 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
+ resets = <&rst RST_GPIO0>;
porta: gpio-controller@0 {
compatible = "snps,dw-apb-gpio-port";
@@ -47,6 +82,7 @@
reg = <0x3021000 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
+ resets = <&rst RST_GPIO1>;
portb: gpio-controller@0 {
compatible = "snps,dw-apb-gpio-port";
@@ -65,6 +101,7 @@
reg = <0x3022000 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
+ resets = <&rst RST_GPIO2>;
portc: gpio-controller@0 {
compatible = "snps,dw-apb-gpio-port";
@@ -83,6 +120,7 @@
reg = <0x3023000 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
+ resets = <&rst RST_GPIO3>;
portd: gpio-controller@0 {
compatible = "snps,dw-apb-gpio-port";
@@ -126,6 +164,7 @@
clocks = <&clk CLK_I2C>, <&clk CLK_APB_I2C0>;
clock-names = "ref", "pclk";
interrupts = <SOC_PERIPHERAL_IRQ(33) IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_I2C0>;
status = "disabled";
};
@@ -137,6 +176,7 @@
clocks = <&clk CLK_I2C>, <&clk CLK_APB_I2C1>;
clock-names = "ref", "pclk";
interrupts = <SOC_PERIPHERAL_IRQ(34) IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_I2C1>;
status = "disabled";
};
@@ -148,6 +188,7 @@
clocks = <&clk CLK_I2C>, <&clk CLK_APB_I2C2>;
clock-names = "ref", "pclk";
interrupts = <SOC_PERIPHERAL_IRQ(35) IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_I2C2>;
status = "disabled";
};
@@ -159,6 +200,7 @@
clocks = <&clk CLK_I2C>, <&clk CLK_APB_I2C3>;
clock-names = "ref", "pclk";
interrupts = <SOC_PERIPHERAL_IRQ(36) IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_I2C3>;
status = "disabled";
};
@@ -170,9 +212,56 @@
clocks = <&clk CLK_I2C>, <&clk CLK_APB_I2C4>;
clock-names = "ref", "pclk";
interrupts = <SOC_PERIPHERAL_IRQ(37) IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_I2C4>;
status = "disabled";
};
+ gmac0: ethernet@4070000 {
+ compatible = "sophgo,cv1800b-dwmac", "snps,dwmac-3.70a";
+ reg = <0x04070000 0x10000>;
+ clocks = <&clk CLK_AXI4_ETH0>, <&clk CLK_ETH0_500M>;
+ clock-names = "stmmaceth", "ptp_ref";
+ interrupts = <SOC_PERIPHERAL_IRQ(15) IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq";
+ phy-handle = <&internal_ephy>;
+ phy-mode = "internal";
+ resets = <&rst RST_ETH0>;
+ reset-names = "stmmaceth";
+ rx-fifo-depth = <8192>;
+ tx-fifo-depth = <8192>;
+ snps,multicast-filter-bins = <0>;
+ snps,perfect-filter-entries = <1>;
+ snps,aal;
+ snps,txpbl = <8>;
+ snps,rxpbl = <8>;
+ snps,mtl-rx-config = <&gmac0_mtl_rx_setup>;
+ snps,mtl-tx-config = <&gmac0_mtl_tx_setup>;
+ snps,axi-config = <&gmac0_stmmac_axi_setup>;
+ status = "disabled";
+
+ gmac0_mdio: mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ gmac0_mtl_rx_setup: rx-queues-config {
+ snps,rx-queues-to-use = <1>;
+ queue0 {};
+ };
+
+ gmac0_mtl_tx_setup: tx-queues-config {
+ snps,tx-queues-to-use = <1>;
+ queue0 {};
+ };
+
+ gmac0_stmmac_axi_setup: stmmac-axi-config {
+ snps,blen = <16 8 4 0 0 0 0>;
+ snps,rd_osr_lmt = <2>;
+ snps,wr_osr_lmt = <1>;
+ };
+ };
+
uart0: serial@4140000 {
compatible = "snps,dw-apb-uart";
reg = <0x04140000 0x100>;
@@ -181,6 +270,7 @@
clock-names = "baudclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
+ resets = <&rst RST_UART0>;
status = "disabled";
};
@@ -192,6 +282,7 @@
clock-names = "baudclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
+ resets = <&rst RST_UART1>;
status = "disabled";
};
@@ -203,6 +294,7 @@
clock-names = "baudclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
+ resets = <&rst RST_UART2>;
status = "disabled";
};
@@ -214,6 +306,7 @@
clock-names = "baudclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
+ resets = <&rst RST_UART3>;
status = "disabled";
};
@@ -225,6 +318,7 @@
clocks = <&clk CLK_SPI>, <&clk CLK_APB_SPI0>;
clock-names = "ssi_clk", "pclk";
interrupts = <SOC_PERIPHERAL_IRQ(38) IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_SPI0>;
status = "disabled";
};
@@ -236,6 +330,7 @@
clocks = <&clk CLK_SPI>, <&clk CLK_APB_SPI1>;
clock-names = "ssi_clk", "pclk";
interrupts = <SOC_PERIPHERAL_IRQ(39) IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_SPI1>;
status = "disabled";
};
@@ -247,6 +342,7 @@
clocks = <&clk CLK_SPI>, <&clk CLK_APB_SPI2>;
clock-names = "ssi_clk", "pclk";
interrupts = <SOC_PERIPHERAL_IRQ(40) IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_SPI2>;
status = "disabled";
};
@@ -258,6 +354,7 @@
clocks = <&clk CLK_SPI>, <&clk CLK_APB_SPI3>;
clock-names = "ssi_clk", "pclk";
interrupts = <SOC_PERIPHERAL_IRQ(41) IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_SPI3>;
status = "disabled";
};
@@ -269,6 +366,7 @@
clock-names = "baudclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
+ resets = <&rst RST_UART4>;
status = "disabled";
};
@@ -307,5 +405,17 @@
snps,data-width = <2>;
status = "disabled";
};
+
+ rtc@5025000 {
+ compatible = "sophgo,cv1800b-rtc", "syscon";
+ reg = <0x5025000 0x2000>;
+ interrupts = <SOC_PERIPHERAL_IRQ(1) IRQ_TYPE_LEVEL_HIGH>,
+ <SOC_PERIPHERAL_IRQ(2) IRQ_TYPE_LEVEL_HIGH>,
+ <SOC_PERIPHERAL_IRQ(3) IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "alarm", "longpress", "vbat";
+ clocks = <&clk CLK_RTC_25M>,
+ <&clk CLK_SRC_RTC_SYS_0>;
+ clock-names = "rtc", "mcu";
+ };
};
};
diff --git a/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts b/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts
index 26b57e15adc1..4a5835fa9e96 100644
--- a/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts
+++ b/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts
@@ -55,6 +55,14 @@
non-removable;
};
+&gmac0 {
+ status = "okay";
+};
+
+&mdio {
+ status = "okay";
+};
+
&sdhci0 {
status = "okay";
bus-width = <4>;
diff --git a/arch/riscv/boot/dts/sophgo/cv18xx-reset.h b/arch/riscv/boot/dts/sophgo/cv18xx-reset.h
new file mode 100644
index 000000000000..7e7c5ca2dbbd
--- /dev/null
+++ b/arch/riscv/boot/dts/sophgo/cv18xx-reset.h
@@ -0,0 +1,98 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+/*
+ * Copyright (C) 2025 Inochi Amaoto <inochiama@outlook.com>
+ */
+
+#ifndef _SOPHGO_CV18XX_RESET
+#define _SOPHGO_CV18XX_RESET
+
+#define RST_DDR 2
+#define RST_H264C 3
+#define RST_JPEG 4
+#define RST_H265C 5
+#define RST_VIPSYS 6
+#define RST_TDMA 7
+#define RST_TPU 8
+#define RST_TPUSYS 9
+#define RST_USB 11
+#define RST_ETH0 12
+#define RST_ETH1 13
+#define RST_NAND 14
+#define RST_EMMC 15
+#define RST_SD0 16
+#define RST_SDMA 18
+#define RST_I2S0 19
+#define RST_I2S1 20
+#define RST_I2S2 21
+#define RST_I2S3 22
+#define RST_UART0 23
+#define RST_UART1 24
+#define RST_UART2 25
+#define RST_UART3 26
+#define RST_I2C0 27
+#define RST_I2C1 28
+#define RST_I2C2 29
+#define RST_I2C3 30
+#define RST_I2C4 31
+#define RST_PWM0 32
+#define RST_PWM1 33
+#define RST_PWM2 34
+#define RST_PWM3 35
+#define RST_SPI0 40
+#define RST_SPI1 41
+#define RST_SPI2 42
+#define RST_SPI3 43
+#define RST_GPIO0 44
+#define RST_GPIO1 45
+#define RST_GPIO2 46
+#define RST_EFUSE 47
+#define RST_WDT 48
+#define RST_AHB_ROM 49
+#define RST_SPIC 50
+#define RST_TEMPSEN 51
+#define RST_SARADC 52
+#define RST_COMBO_PHY0 58
+#define RST_SPI_NAND 61
+#define RST_SE 62
+#define RST_UART4 74
+#define RST_GPIO3 75
+#define RST_SYSTEM 76
+#define RST_TIMER 77
+#define RST_TIMER0 78
+#define RST_TIMER1 79
+#define RST_TIMER2 80
+#define RST_TIMER3 81
+#define RST_TIMER4 82
+#define RST_TIMER5 83
+#define RST_TIMER6 84
+#define RST_TIMER7 85
+#define RST_WGN0 86
+#define RST_WGN1 87
+#define RST_WGN2 88
+#define RST_KEYSCAN 89
+#define RST_AUDDAC 91
+#define RST_AUDDAC_APB 92
+#define RST_AUDADC 93
+#define RST_VCSYS 95
+#define RST_ETHPHY 96
+#define RST_ETHPHY_APB 97
+#define RST_AUDSRC 98
+#define RST_VIP_CAM0 99
+#define RST_WDT1 100
+#define RST_WDT2 101
+#define RST_AUTOCLEAR_CPUCORE0 256
+#define RST_AUTOCLEAR_CPUCORE1 257
+#define RST_AUTOCLEAR_CPUCORE2 258
+#define RST_AUTOCLEAR_CPUCORE3 259
+#define RST_AUTOCLEAR_CPUSYS0 260
+#define RST_AUTOCLEAR_CPUSYS1 261
+#define RST_AUTOCLEAR_CPUSYS2 262
+#define RST_CPUCORE0 288
+#define RST_CPUCORE1 289
+#define RST_CPUCORE2 290
+#define RST_CPUCORE3 291
+#define RST_CPUSYS0 292
+#define RST_CPUSYS1 293
+#define RST_CPUSYS2 294
+
+#endif /* _SOPHGO_CV18XX_RESET */
diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
index b136b6c4128c..77ded5304272 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
@@ -259,8 +259,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <0>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -284,8 +286,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <1>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -309,8 +313,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <2>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -334,8 +340,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <3>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -359,8 +367,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <4>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -384,8 +394,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <5>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -409,8 +421,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <6>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -434,8 +448,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <7>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -459,8 +475,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <8>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -484,8 +502,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <9>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -509,8 +529,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <10>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -534,8 +556,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <11>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -559,8 +583,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <12>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -584,8 +610,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <13>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -609,8 +637,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <14>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -634,8 +664,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <15>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -659,8 +691,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <16>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -684,8 +718,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <17>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -709,8 +745,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <18>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -734,8 +772,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <19>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -759,8 +799,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <20>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -784,8 +826,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <21>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -809,8 +853,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <22>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -834,8 +880,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <23>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -859,8 +907,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <24>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -884,8 +934,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <25>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -909,8 +961,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <26>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -934,8 +988,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <27>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -959,8 +1015,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <28>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -984,8 +1042,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <29>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1009,8 +1069,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <30>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1034,8 +1096,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <31>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1059,8 +1123,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <32>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1084,8 +1150,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <33>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1109,8 +1177,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <34>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1134,8 +1204,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <35>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1159,8 +1231,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <36>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1184,8 +1258,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <37>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1209,8 +1285,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <38>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1234,8 +1312,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <39>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1259,8 +1339,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <40>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1284,8 +1366,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <41>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1309,8 +1393,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <42>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1334,8 +1420,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <43>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1359,8 +1447,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <44>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1384,8 +1474,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <45>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1409,8 +1501,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <46>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1434,8 +1528,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <47>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1459,8 +1555,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <48>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1484,8 +1582,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <49>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1509,8 +1609,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <50>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1534,8 +1636,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <51>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1559,8 +1663,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <52>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1584,8 +1690,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <53>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1609,8 +1717,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <54>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1634,8 +1744,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <55>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1659,8 +1771,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <56>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1684,8 +1798,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <57>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1709,8 +1825,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <58>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1734,8 +1852,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <59>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1759,8 +1879,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <60>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1784,8 +1906,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <61>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1809,8 +1933,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <62>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
@@ -1834,8 +1960,10 @@
riscv,isa = "rv64imafdc";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
- "zicntr", "zicsr", "zifencei",
- "zihpm";
+ "ziccrse", "zicntr", "zicsr",
+ "zifencei", "zihpm", "zfh",
+ "xtheadvector";
+ thead,vlenb = <16>;
reg = <63>;
i-cache-block-size = <64>;
i-cache-size = <65536>;
diff --git a/arch/riscv/boot/dts/sophgo/sg2042-evb-v1.dts b/arch/riscv/boot/dts/sophgo/sg2042-evb-v1.dts
new file mode 100644
index 000000000000..3320bc1dd2c6
--- /dev/null
+++ b/arch/riscv/boot/dts/sophgo/sg2042-evb-v1.dts
@@ -0,0 +1,245 @@
+// SPDX-License-Identifier: GPL-2.0 OR MIT
+/*
+ * Copyright (C) 2025 Sophgo Technology Inc. All rights reserved.
+ */
+
+#include "sg2042.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+ model = "Sophgo SG2042 EVB V1.X";
+ compatible = "sophgo,sg2042-evb-v1", "sophgo,sg2042";
+
+ chosen {
+ stdout-path = "serial0";
+ };
+
+ gpio-power {
+ compatible = "gpio-keys";
+
+ key-power {
+ label = "Power Key";
+ linux,code = <KEY_POWER>;
+ gpios = <&port0a 22 GPIO_ACTIVE_HIGH>;
+ linux,input-type = <EV_KEY>;
+ debounce-interval = <100>;
+ };
+ };
+
+ pwmfan: pwm-fan {
+ compatible = "pwm-fan";
+ cooling-levels = <103 128 179 230 255>;
+ pwms = <&pwm 0 40000 0>;
+ #cooling-cells = <2>;
+ };
+
+ thermal-zones {
+ soc-thermal {
+ polling-delay-passive = <1000>;
+ polling-delay = <1000>;
+ thermal-sensors = <&mcu 0>;
+
+ trips {
+ soc_active1: soc-active1 {
+ temperature = <30000>;
+ hysteresis = <8000>;
+ type = "active";
+ };
+
+ soc_active2: soc-active2 {
+ temperature = <58000>;
+ hysteresis = <12000>;
+ type = "active";
+ };
+
+ soc_active3: soc-active3 {
+ temperature = <70000>;
+ hysteresis = <10000>;
+ type = "active";
+ };
+
+ soc_hot: soc-hot {
+ temperature = <80000>;
+ hysteresis = <5000>;
+ type = "hot";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&soc_active1>;
+ cooling-device = <&pwmfan 0 1>;
+ };
+
+ map1 {
+ trip = <&soc_active2>;
+ cooling-device = <&pwmfan 1 2>;
+ };
+
+ map2 {
+ trip = <&soc_active3>;
+ cooling-device = <&pwmfan 2 3>;
+ };
+
+ map3 {
+ trip = <&soc_hot>;
+ cooling-device = <&pwmfan 3 4>;
+ };
+ };
+ };
+
+ board-thermal {
+ polling-delay-passive = <1000>;
+ polling-delay = <1000>;
+ thermal-sensors = <&mcu 1>;
+
+ trips {
+ board_active: board-active {
+ temperature = <75000>;
+ hysteresis = <8000>;
+ type = "active";
+ };
+ };
+
+ cooling-maps {
+ map4 {
+ trip = <&board_active>;
+ cooling-device = <&pwmfan 3 4>;
+ };
+ };
+ };
+ };
+};
+
+&cgi_main {
+ clock-frequency = <25000000>;
+};
+
+&cgi_dpll0 {
+ clock-frequency = <25000000>;
+};
+
+&cgi_dpll1 {
+ clock-frequency = <25000000>;
+};
+
+&emmc {
+ pinctrl-0 = <&emmc_cfg>;
+ pinctrl-names = "default";
+ bus-width = <4>;
+ no-sdio;
+ no-sd;
+ non-removable;
+ wp-inverted;
+ status = "okay";
+};
+
+&i2c1 {
+ pinctrl-0 = <&i2c1_cfg>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ mcu: syscon@17 {
+ compatible = "sophgo,sg2042-hwmon-mcu";
+ reg = <0x17>;
+ #thermal-sensor-cells = <1>;
+ };
+};
+
+&gmac0 {
+ phy-handle = <&phy0>;
+ phy-mode = "rgmii-id";
+ status = "okay";
+
+ mdio {
+ phy0: phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <0>;
+ reset-gpios = <&port0a 27 GPIO_ACTIVE_LOW>;
+ reset-assert-us = <100000>;
+ reset-deassert-us = <100000>;
+ };
+ };
+};
+
+&pinctrl {
+ emmc_cfg: sdhci-emmc-cfg {
+ sdhci-emmc-wp-pins {
+ pinmux = <PINMUX(PIN_EMMC_WP, 0)>;
+ bias-disable;
+ drive-strength-microamp = <26800>;
+ input-schmitt-disable;
+ };
+
+ sdhci-emmc-cd-pins {
+ pinmux = <PINMUX(PIN_EMMC_CD, 0)>;
+ bias-pull-up;
+ drive-strength-microamp = <26800>;
+ input-schmitt-enable;
+ };
+
+ sdhci-emmc-rst-pwr-pins {
+ pinmux = <PINMUX(PIN_EMMC_RST, 0)>,
+ <PINMUX(PIN_EMMC_PWR_EN, 0)>;
+ bias-disable;
+ drive-strength-microamp = <26800>;
+ input-schmitt-disable;
+ };
+ };
+
+ i2c1_cfg: i2c1-cfg {
+ i2c1-pins {
+ pinmux = <PINMUX(PIN_IIC1_SDA, 0)>,
+ <PINMUX(PIN_IIC1_SCL, 0)>;
+ bias-pull-up;
+ drive-strength-microamp = <26800>;
+ input-schmitt-enable;
+ };
+ };
+
+ sd_cfg: sdhci-sd-cfg {
+ sdhci-sd-cd-wp-pins {
+ pinmux = <PINMUX(PIN_SDIO_CD, 0)>,
+ <PINMUX(PIN_SDIO_WP, 0)>;
+ bias-pull-up;
+ drive-strength-microamp = <26800>;
+ input-schmitt-enable;
+ };
+
+ sdhci-sd-rst-pwr-pins {
+ pinmux = <PINMUX(PIN_SDIO_RST, 0)>,
+ <PINMUX(PIN_SDIO_PWR_EN, 0)>;
+ bias-disable;
+ drive-strength-microamp = <26800>;
+ input-schmitt-disable;
+ };
+ };
+
+ uart0_cfg: uart0-cfg {
+ uart0-rx-pins {
+ pinmux = <PINMUX(PIN_UART0_TX, 0)>,
+ <PINMUX(PIN_UART0_RX, 0)>;
+ bias-pull-up;
+ drive-strength-microamp = <26800>;
+ input-schmitt-enable;
+ };
+ };
+};
+
+&sd {
+ pinctrl-0 = <&sd_cfg>;
+ pinctrl-names = "default";
+ bus-width = <4>;
+ no-sdio;
+ no-mmc;
+ wp-inverted;
+ status = "okay";
+};
+
+&uart0 {
+ pinctrl-0 = <&uart0_cfg>;
+ pinctrl-names = "default";
+ status = "okay";
+};
diff --git a/arch/riscv/boot/dts/sophgo/sg2042-evb-v2.dts b/arch/riscv/boot/dts/sophgo/sg2042-evb-v2.dts
new file mode 100644
index 000000000000..46980e41b886
--- /dev/null
+++ b/arch/riscv/boot/dts/sophgo/sg2042-evb-v2.dts
@@ -0,0 +1,233 @@
+// SPDX-License-Identifier: GPL-2.0 OR MIT
+/*
+ * Copyright (C) 2025 Sophgo Technology Inc. All rights reserved.
+ */
+
+#include "sg2042.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+ model = "Sophgo SG2042 EVB V2.0";
+ compatible = "sophgo,sg2042-evb-v2", "sophgo,sg2042";
+
+ chosen {
+ stdout-path = "serial0";
+ };
+
+ pwmfan: pwm-fan {
+ compatible = "pwm-fan";
+ cooling-levels = <103 128 179 230 255>;
+ pwms = <&pwm 0 40000 0>;
+ #cooling-cells = <2>;
+ };
+
+ thermal-zones {
+ soc-thermal {
+ polling-delay-passive = <1000>;
+ polling-delay = <1000>;
+ thermal-sensors = <&mcu 0>;
+
+ trips {
+ soc_active1: soc-active1 {
+ temperature = <30000>;
+ hysteresis = <8000>;
+ type = "active";
+ };
+
+ soc_active2: soc-active2 {
+ temperature = <58000>;
+ hysteresis = <12000>;
+ type = "active";
+ };
+
+ soc_active3: soc-active3 {
+ temperature = <70000>;
+ hysteresis = <10000>;
+ type = "active";
+ };
+
+ soc_hot: soc-hot {
+ temperature = <80000>;
+ hysteresis = <5000>;
+ type = "hot";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&soc_active1>;
+ cooling-device = <&pwmfan 0 1>;
+ };
+
+ map1 {
+ trip = <&soc_active2>;
+ cooling-device = <&pwmfan 1 2>;
+ };
+
+ map2 {
+ trip = <&soc_active3>;
+ cooling-device = <&pwmfan 2 3>;
+ };
+
+ map3 {
+ trip = <&soc_hot>;
+ cooling-device = <&pwmfan 3 4>;
+ };
+ };
+ };
+
+ board-thermal {
+ polling-delay-passive = <1000>;
+ polling-delay = <1000>;
+ thermal-sensors = <&mcu 1>;
+
+ trips {
+ board_active: board-active {
+ temperature = <75000>;
+ hysteresis = <8000>;
+ type = "active";
+ };
+ };
+
+ cooling-maps {
+ map4 {
+ trip = <&board_active>;
+ cooling-device = <&pwmfan 3 4>;
+ };
+ };
+ };
+ };
+};
+
+&cgi_main {
+ clock-frequency = <25000000>;
+};
+
+&cgi_dpll0 {
+ clock-frequency = <25000000>;
+};
+
+&cgi_dpll1 {
+ clock-frequency = <25000000>;
+};
+
+&emmc {
+ pinctrl-0 = <&emmc_cfg>;
+ pinctrl-names = "default";
+ bus-width = <4>;
+ no-sdio;
+ no-sd;
+ non-removable;
+ wp-inverted;
+ status = "okay";
+};
+
+&i2c1 {
+ pinctrl-0 = <&i2c1_cfg>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ mcu: syscon@17 {
+ compatible = "sophgo,sg2042-hwmon-mcu";
+ reg = <0x17>;
+ #thermal-sensor-cells = <1>;
+ };
+};
+
+&gmac0 {
+ phy-handle = <&phy0>;
+ phy-mode = "rgmii-id";
+ status = "okay";
+
+ mdio {
+ phy0: phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <0>;
+ reset-gpios = <&port0a 27 GPIO_ACTIVE_LOW>;
+ reset-assert-us = <100000>;
+ reset-deassert-us = <100000>;
+ };
+ };
+};
+
+&pinctrl {
+ emmc_cfg: sdhci-emmc-cfg {
+ sdhci-emmc-wp-pins {
+ pinmux = <PINMUX(PIN_EMMC_WP, 0)>;
+ bias-disable;
+ drive-strength-microamp = <26800>;
+ input-schmitt-disable;
+ };
+
+ sdhci-emmc-cd-pins {
+ pinmux = <PINMUX(PIN_EMMC_CD, 0)>;
+ bias-pull-up;
+ drive-strength-microamp = <26800>;
+ input-schmitt-enable;
+ };
+
+ sdhci-emmc-rst-pwr-pins {
+ pinmux = <PINMUX(PIN_EMMC_RST, 0)>,
+ <PINMUX(PIN_EMMC_PWR_EN, 0)>;
+ bias-disable;
+ drive-strength-microamp = <26800>;
+ input-schmitt-disable;
+ };
+ };
+
+ i2c1_cfg: i2c1-cfg {
+ i2c1-pins {
+ pinmux = <PINMUX(PIN_IIC1_SDA, 0)>,
+ <PINMUX(PIN_IIC1_SCL, 0)>;
+ bias-pull-up;
+ drive-strength-microamp = <26800>;
+ input-schmitt-enable;
+ };
+ };
+
+ sd_cfg: sdhci-sd-cfg {
+ sdhci-sd-cd-wp-pins {
+ pinmux = <PINMUX(PIN_SDIO_CD, 0)>,
+ <PINMUX(PIN_SDIO_WP, 0)>;
+ bias-pull-up;
+ drive-strength-microamp = <26800>;
+ input-schmitt-enable;
+ };
+
+ sdhci-sd-rst-pwr-pins {
+ pinmux = <PINMUX(PIN_SDIO_RST, 0)>,
+ <PINMUX(PIN_SDIO_PWR_EN, 0)>;
+ bias-disable;
+ drive-strength-microamp = <26800>;
+ input-schmitt-disable;
+ };
+ };
+
+ uart0_cfg: uart0-cfg {
+ uart0-rx-pins {
+ pinmux = <PINMUX(PIN_UART0_TX, 0)>,
+ <PINMUX(PIN_UART0_RX, 0)>;
+ bias-pull-up;
+ drive-strength-microamp = <26800>;
+ input-schmitt-enable;
+ };
+ };
+};
+
+&sd {
+ pinctrl-0 = <&sd_cfg>;
+ pinctrl-names = "default";
+ bus-width = <4>;
+ no-sdio;
+ no-mmc;
+ wp-inverted;
+ status = "okay";
+};
+
+&uart0 {
+ pinctrl-0 = <&uart0_cfg>;
+ pinctrl-names = "default";
+ status = "okay";
+};
diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
index 85636d1798f1..b3e4d3c18fdc 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
@@ -569,6 +569,67 @@
status = "disabled";
};
+ gmac0: ethernet@7040026000 {
+ compatible = "sophgo,sg2042-dwmac", "snps,dwmac-5.00a";
+ reg = <0x70 0x40026000 0x0 0x4000>;
+ clocks = <&clkgen GATE_CLK_AXI_ETH0>,
+ <&clkgen GATE_CLK_PTP_REF_I_ETH0>,
+ <&clkgen GATE_CLK_TX_ETH0>;
+ clock-names = "stmmaceth", "ptp_ref", "tx";
+ dma-noncoherent;
+ interrupt-parent = <&intc>;
+ interrupts = <132 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq";
+ resets = <&rstgen RST_ETH0>;
+ reset-names = "stmmaceth";
+ snps,multicast-filter-bins = <0>;
+ snps,perfect-filter-entries = <1>;
+ snps,aal;
+ snps,tso;
+ snps,txpbl = <32>;
+ snps,rxpbl = <32>;
+ snps,mtl-rx-config = <&gmac0_mtl_rx_setup>;
+ snps,mtl-tx-config = <&gmac0_mtl_tx_setup>;
+ snps,axi-config = <&gmac0_stmmac_axi_setup>;
+ status = "disabled";
+
+ mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ gmac0_mtl_rx_setup: rx-queues-config {
+ snps,rx-queues-to-use = <8>;
+ queue0 {};
+ queue1 {};
+ queue2 {};
+ queue3 {};
+ queue4 {};
+ queue5 {};
+ queue6 {};
+ queue7 {};
+ };
+
+ gmac0_mtl_tx_setup: tx-queues-config {
+ snps,tx-queues-to-use = <8>;
+ queue0 {};
+ queue1 {};
+ queue2 {};
+ queue3 {};
+ queue4 {};
+ queue5 {};
+ queue6 {};
+ queue7 {};
+ };
+
+ gmac0_stmmac_axi_setup: stmmac-axi-config {
+ snps,blen = <16 8 4 0 0 0 0>;
+ snps,wr_osr_lmt = <1>;
+ snps,rd_osr_lmt = <2>;
+ };
+ };
+
emmc: mmc@704002a000 {
compatible = "sophgo,sg2042-dwcmshc";
reg = <0x70 0x4002a000 0x0 0x1000>;
diff --git a/arch/riscv/boot/dts/sophgo/sg2044-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2044-cpus.dtsi
index 2a4267078ce6..523799a1a8b8 100644
--- a/arch/riscv/boot/dts/sophgo/sg2044-cpus.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2044-cpus.dtsi
@@ -32,12 +32,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu0_intc: interrupt-controller {
@@ -67,12 +68,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu1_intc: interrupt-controller {
@@ -102,12 +104,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu2_intc: interrupt-controller {
@@ -137,12 +140,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu3_intc: interrupt-controller {
@@ -172,12 +176,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu4_intc: interrupt-controller {
@@ -207,12 +212,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu5_intc: interrupt-controller {
@@ -242,12 +248,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu6_intc: interrupt-controller {
@@ -277,12 +284,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu7_intc: interrupt-controller {
@@ -312,12 +320,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu8_intc: interrupt-controller {
@@ -347,12 +356,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu9_intc: interrupt-controller {
@@ -382,12 +392,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu10_intc: interrupt-controller {
@@ -417,12 +428,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu11_intc: interrupt-controller {
@@ -452,12 +464,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu12_intc: interrupt-controller {
@@ -487,12 +500,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu13_intc: interrupt-controller {
@@ -522,12 +536,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu14_intc: interrupt-controller {
@@ -557,12 +572,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu15_intc: interrupt-controller {
@@ -592,12 +608,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu16_intc: interrupt-controller {
@@ -627,12 +644,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu17_intc: interrupt-controller {
@@ -662,12 +680,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu18_intc: interrupt-controller {
@@ -697,12 +716,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu19_intc: interrupt-controller {
@@ -732,12 +752,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu20_intc: interrupt-controller {
@@ -767,12 +788,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu21_intc: interrupt-controller {
@@ -802,12 +824,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu22_intc: interrupt-controller {
@@ -837,12 +860,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu23_intc: interrupt-controller {
@@ -872,12 +896,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu24_intc: interrupt-controller {
@@ -907,12 +932,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu25_intc: interrupt-controller {
@@ -942,12 +968,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu26_intc: interrupt-controller {
@@ -977,12 +1004,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu27_intc: interrupt-controller {
@@ -1012,12 +1040,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu28_intc: interrupt-controller {
@@ -1047,12 +1076,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu29_intc: interrupt-controller {
@@ -1082,12 +1112,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu30_intc: interrupt-controller {
@@ -1117,12 +1148,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu31_intc: interrupt-controller {
@@ -1152,12 +1184,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu32_intc: interrupt-controller {
@@ -1187,12 +1220,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu33_intc: interrupt-controller {
@@ -1222,12 +1256,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu34_intc: interrupt-controller {
@@ -1257,12 +1292,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu35_intc: interrupt-controller {
@@ -1292,12 +1328,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu36_intc: interrupt-controller {
@@ -1327,12 +1364,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu37_intc: interrupt-controller {
@@ -1362,12 +1400,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu38_intc: interrupt-controller {
@@ -1397,12 +1436,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu39_intc: interrupt-controller {
@@ -1432,12 +1472,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu40_intc: interrupt-controller {
@@ -1467,12 +1508,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu41_intc: interrupt-controller {
@@ -1502,12 +1544,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu42_intc: interrupt-controller {
@@ -1537,12 +1580,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu43_intc: interrupt-controller {
@@ -1572,12 +1616,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu44_intc: interrupt-controller {
@@ -1607,12 +1652,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu45_intc: interrupt-controller {
@@ -1642,12 +1688,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu46_intc: interrupt-controller {
@@ -1677,12 +1724,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu47_intc: interrupt-controller {
@@ -1712,12 +1760,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu48_intc: interrupt-controller {
@@ -1747,12 +1796,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu49_intc: interrupt-controller {
@@ -1782,12 +1832,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu50_intc: interrupt-controller {
@@ -1817,12 +1868,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu51_intc: interrupt-controller {
@@ -1852,12 +1904,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu52_intc: interrupt-controller {
@@ -1887,12 +1940,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu53_intc: interrupt-controller {
@@ -1922,12 +1976,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu54_intc: interrupt-controller {
@@ -1957,12 +2012,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu55_intc: interrupt-controller {
@@ -1992,12 +2048,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu56_intc: interrupt-controller {
@@ -2027,12 +2084,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu57_intc: interrupt-controller {
@@ -2062,12 +2120,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu58_intc: interrupt-controller {
@@ -2097,12 +2156,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu59_intc: interrupt-controller {
@@ -2132,12 +2192,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu60_intc: interrupt-controller {
@@ -2167,12 +2228,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu61_intc: interrupt-controller {
@@ -2202,12 +2264,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu62_intc: interrupt-controller {
@@ -2237,12 +2300,13 @@
"zawrs", "zba", "zbb", "zbc",
"zbs", "zca", "zcb", "zcd",
"zfa", "zfbfmin", "zfh", "zfhmin",
- "zicbom", "zicbop", "zicboz",
+ "zicbom", "zicbop", "zicboz", "ziccrse",
"zicntr", "zicond","zicsr", "zifencei",
"zihintntl", "zihintpause", "zihpm",
"zvfbfmin", "zvfbfwma", "zvfh",
"zvfhmin";
riscv,cbom-block-size = <64>;
+ riscv,cbop-block-size = <64>;
riscv,cboz-block-size = <64>;
cpu63_intc: interrupt-controller {
@@ -2714,6 +2778,97 @@
};
};
+ pmu {
+ compatible = "riscv,pmu";
+ riscv,event-to-mhpmevent =
+ <0x00003 0x00000000 0x00000010>,
+ <0x00004 0x00000000 0x00000011>,
+ <0x00005 0x00000000 0x00000007>,
+ <0x00006 0x00000000 0x00000006>,
+ <0x00008 0x00000000 0x00000027>,
+ <0x00009 0x00000000 0x00000028>,
+ <0x10000 0x00000000 0x0000000c>,
+ <0x10001 0x00000000 0x0000000d>,
+ <0x10002 0x00000000 0x0000000e>,
+ <0x10003 0x00000000 0x0000000f>,
+ <0x10008 0x00000000 0x00000001>,
+ <0x10009 0x00000000 0x00000002>,
+ <0x10010 0x00000000 0x00000010>,
+ <0x10011 0x00000000 0x00000011>,
+ <0x10012 0x00000000 0x00000012>,
+ <0x10013 0x00000000 0x00000013>,
+ <0x10019 0x00000000 0x00000004>,
+ <0x10021 0x00000000 0x00000003>,
+ <0x10030 0x00000000 0x0000001c>,
+ <0x10031 0x00000000 0x0000001b>;
+ riscv,event-to-mhpmcounters =
+ <0x00003 0x00003 0xfffffff8>,
+ <0x00004 0x00004 0xfffffff8>,
+ <0x00005 0x00005 0xfffffff8>,
+ <0x00006 0x00006 0xfffffff8>,
+ <0x00007 0x00007 0xfffffff8>,
+ <0x00008 0x00008 0xfffffff8>,
+ <0x00009 0x00009 0xfffffff8>,
+ <0x0000a 0x0000a 0xfffffff8>,
+ <0x10000 0x10000 0xfffffff8>,
+ <0x10001 0x10001 0xfffffff8>,
+ <0x10002 0x10002 0xfffffff8>,
+ <0x10003 0x10003 0xfffffff8>,
+ <0x10008 0x10008 0xfffffff8>,
+ <0x10009 0x10009 0xfffffff8>,
+ <0x10010 0x10010 0xfffffff8>,
+ <0x10011 0x10011 0xfffffff8>,
+ <0x10012 0x10012 0xfffffff8>,
+ <0x10013 0x10013 0xfffffff8>,
+ <0x10019 0x10019 0xfffffff8>,
+ <0x10021 0x10021 0xfffffff8>,
+ <0x10030 0x10030 0xfffffff8>,
+ <0x10031 0x10031 0xfffffff8>;
+ riscv,raw-event-to-mhpmcounters =
+ <0x00000000 0x00000001 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000002 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000003 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000004 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000005 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000006 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000007 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000008 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000009 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000000a 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000000b 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000000c 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000000d 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000000e 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000000f 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000010 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000011 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000012 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000013 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000014 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000015 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000016 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000017 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000018 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000019 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000001a 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000001b 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000001c 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000001d 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000001e 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000001f 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000020 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000021 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000022 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000023 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000024 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000025 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000026 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000027 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000028 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x00000029 0xffffffff 0xffffffff 0xfffffff8>,
+ <0x00000000 0x0000002a 0xffffffff 0xffffffff 0xfffffff8>;
+ };
+
soc {
intc: interrupt-controller@6d40000000 {
compatible = "sophgo,sg2044-plic", "thead,c900-plic";
diff --git a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
index 54cdf4239d5f..fed3d9a384a0 100644
--- a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
+++ b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
@@ -27,6 +27,93 @@
clock-frequency = <25000000>;
};
+&emmc {
+ bus-width = <4>;
+ no-sdio;
+ no-sd;
+ non-removable;
+ wp-inverted;
+ status = "okay";
+};
+
+&gmac0 {
+ phy-handle = <&phy0>;
+ phy-mode = "rgmii-id";
+ status = "okay";
+
+ mdio {
+ phy0: phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <0>;
+ reset-gpios = <&porta 28 GPIO_ACTIVE_LOW>;
+ reset-assert-us = <10000>;
+ reset-deassert-us = <10000>;
+ rx-internal-delay-ps = <2050>;
+ };
+ };
+};
+
+&i2c1 {
+ status = "okay";
+
+ mcu: syscon@17 {
+ compatible = "sophgo,sg2044-hwmon-mcu", "sophgo,sg2042-hwmon-mcu";
+ reg = <0x17>;
+ #thermal-sensor-cells = <1>;
+ };
+};
+
+&msi {
+ status = "okay";
+};
+
+&pcie0 {
+ bus-range = <0x00 0xff>;
+ linux,pci-domain = <1>;
+ status = "okay";
+};
+
+&pcie1 {
+ bus-range = <0x00 0xff>;
+ linux,pci-domain = <0>;
+ status = "okay";
+};
+
+&pcie2 {
+ bus-range = <0x00 0xff>;
+ linux,pci-domain = <3>;
+ status = "okay";
+};
+
+&pcie3 {
+ bus-range = <0x00 0xff>;
+ linux,pci-domain = <2>;
+ status = "okay";
+};
+
+&pcie4 {
+ bus-range = <0x00 0xff>;
+ linux,pci-domain = <4>;
+ status = "okay";
+};
+
+&pwm {
+ status = "okay";
+};
+
+&sd {
+ bus-width = <4>;
+ no-sdio;
+ no-mmc;
+ wp-inverted;
+ status = "okay";
+};
+
+&uart0 {
+ /* for firmware */
+ status = "reserved";
+};
+
&uart1 {
status = "okay";
};
diff --git a/arch/riscv/boot/dts/sophgo/sg2044.dtsi b/arch/riscv/boot/dts/sophgo/sg2044.dtsi
index d67e45f77d6e..6ec955744b0c 100644
--- a/arch/riscv/boot/dts/sophgo/sg2044.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2044.dtsi
@@ -3,7 +3,11 @@
* Copyright (C) 2025 Inochi Amaoto <inochiama@gmail.com>
*/
+#include <dt-bindings/clock/sophgo,sg2044-pll.h>
+#include <dt-bindings/clock/sophgo,sg2044-clk.h>
#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/pinctrl-sg2044.h>
#include "sg2044-cpus.dtsi"
#include "sg2044-reset.h"
@@ -28,10 +32,243 @@
#size-cells = <2>;
ranges;
+ pcie0: pcie@6c00000000 {
+ compatible = "sophgo,sg2044-pcie";
+ reg = <0x6c 0x00000000 0x0 0x00001000>,
+ <0x6c 0x00300000 0x0 0x00004000>,
+ <0x48 0x00000000 0x0 0x00001000>,
+ <0x6c 0x000c0000 0x0 0x00001000>;
+ reg-names = "dbi", "atu", "config", "app";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ clocks = <&clk CLK_GATE_PCIE_1G>;
+ clock-names = "core";
+ device_type = "pci";
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc0 0>,
+ <0 0 0 2 &pcie_intc0 1>,
+ <0 0 0 3 &pcie_intc0 2>,
+ <0 0 0 4 &pcie_intc0 3>;
+ msi-parent = <&msi>;
+ ranges = <0x01000000 0x0 0x00000000 0x48 0x10000000 0x0 0x00200000>,
+ <0x42000000 0x0 0x10000000 0x0 0x10000000 0x0 0x04000000>,
+ <0x02000000 0x0 0x14000000 0x0 0x14000000 0x0 0x04000000>,
+ <0x43000000 0x4a 0x00000000 0x4a 0x00000000 0x2 0x00000000>,
+ <0x03000000 0x49 0x00000000 0x49 0x00000000 0x1 0x00000000>;
+ status = "disabled";
+
+ pcie_intc0: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ interrupts = <65 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ };
+ };
+
+ pcie1: pcie@6c00400000 {
+ compatible = "sophgo,sg2044-pcie";
+ reg = <0x6c 0x00400000 0x0 0x00001000>,
+ <0x6c 0x00700000 0x0 0x00004000>,
+ <0x40 0x00000000 0x0 0x00001000>,
+ <0x6c 0x00780000 0x0 0x00001000>;
+ reg-names = "dbi", "atu", "config", "app";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ clocks = <&clk CLK_GATE_PCIE_1G>;
+ clock-names = "core";
+ device_type = "pci";
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc1 0>,
+ <0 0 0 2 &pcie_intc1 1>,
+ <0 0 0 3 &pcie_intc1 2>,
+ <0 0 0 4 &pcie_intc1 3>;
+ msi-parent = <&msi>;
+ ranges = <0x01000000 0x0 0x00000000 0x40 0x10000000 0x0 0x00200000>,
+ <0x42000000 0x0 0x00000000 0x0 0x00000000 0x0 0x04000000>,
+ <0x02000000 0x0 0x04000000 0x0 0x04000000 0x0 0x04000000>,
+ <0x43000000 0x42 0x00000000 0x42 0x00000000 0x2 0x00000000>,
+ <0x03000000 0x41 0x00000000 0x41 0x00000000 0x1 0x00000000>;
+ status = "disabled";
+
+ pcie_intc1: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ interrupts = <64 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ };
+ };
+
+ pcie2: pcie@6c04000000 {
+ compatible = "sophgo,sg2044-pcie";
+ reg = <0x6c 0x04000000 0x0 0x00001000>,
+ <0x6c 0x04300000 0x0 0x00004000>,
+ <0x58 0x00000000 0x0 0x00001000>,
+ <0x6c 0x040c0000 0x0 0x00001000>;
+ reg-names = "dbi", "atu", "config", "app";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ clocks = <&clk CLK_GATE_PCIE_1G>;
+ clock-names = "core";
+ device_type = "pci";
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc2 0>,
+ <0 0 0 2 &pcie_intc2 1>,
+ <0 0 0 3 &pcie_intc2 2>,
+ <0 0 0 4 &pcie_intc2 3>;
+ msi-parent = <&msi>;
+ ranges = <0x01000000 0x0 0x00000000 0x58 0x10000000 0x0 0x00200000>,
+ <0x42000000 0x0 0x30000000 0x0 0x30000000 0x0 0x04000000>,
+ <0x02000000 0x0 0x34000000 0x0 0x34000000 0x0 0x04000000>,
+ <0x43000000 0x5a 0x00000000 0x5a 0x00000000 0x2 0x00000000>,
+ <0x03000000 0x59 0x00000000 0x59 0x00000000 0x1 0x00000000>;
+ status = "disabled";
+
+ pcie_intc2: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ interrupts = <74 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ };
+ };
+
+ pcie3: pcie@6c04400000 {
+ compatible = "sophgo,sg2044-pcie";
+ reg = <0x6c 0x04400000 0x0 0x00001000>,
+ <0x6c 0x04700000 0x0 0x00004000>,
+ <0x50 0x00000000 0x0 0x00001000>,
+ <0x6c 0x04780000 0x0 0x00001000>;
+ reg-names = "dbi", "atu", "config", "app";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ clocks = <&clk CLK_GATE_PCIE_1G>;
+ clock-names = "core";
+ device_type = "pci";
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc3 0>,
+ <0 0 0 2 &pcie_intc3 1>,
+ <0 0 0 3 &pcie_intc3 2>,
+ <0 0 0 4 &pcie_intc3 3>;
+ msi-parent = <&msi>;
+ ranges = <0x01000000 0x0 0x00000000 0x50 0x10000000 0x0 0x00200000>,
+ <0x42000000 0x0 0x20000000 0x0 0x20000000 0x0 0x04000000>,
+ <0x02000000 0x0 0x24000000 0x0 0x24000000 0x0 0x04000000>,
+ <0x43000000 0x52 0x00000000 0x52 0x00000000 0x2 0x00000000>,
+ <0x03000000 0x51 0x00000000 0x51 0x00000000 0x1 0x00000000>;
+ status = "disabled";
+
+ pcie_intc3: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ interrupts = <73 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ };
+ };
+
+ pcie4: pcie@6c08400000 {
+ compatible = "sophgo,sg2044-pcie";
+ reg = <0x6c 0x08400000 0x0 0x00001000>,
+ <0x6c 0x08700000 0x0 0x00004000>,
+ <0x60 0x00000000 0x0 0x00001000>,
+ <0x6c 0x08780000 0x0 0x00001000>;
+ reg-names = "dbi", "atu", "config", "app";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ clocks = <&clk CLK_GATE_PCIE_1G>;
+ clock-names = "core";
+ device_type = "pci";
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc4 0>,
+ <0 0 0 2 &pcie_intc4 1>,
+ <0 0 0 3 &pcie_intc4 2>,
+ <0 0 0 4 &pcie_intc4 3>;
+ msi-parent = <&msi>;
+ ranges = <0x01000000 0x0 0x00000000 0x60 0x10000000 0x0 0x00200000>,
+ <0x42000000 0x0 0x40000000 0x0 0x40000000 0x0 0x04000000>,
+ <0x02000000 0x0 0x44000000 0x0 0x44000000 0x0 0x04000000>,
+ <0x43000000 0x62 0x00000000 0x62 0x00000000 0x2 0x00000000>,
+ <0x03000000 0x61 0x00000000 0x61 0x00000000 0x1 0x00000000>;
+ status = "disabled";
+
+ pcie_intc4: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ interrupts = <125 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ };
+ };
+
+ msi: msi-controller@6d50000000 {
+ compatible = "sophgo,sg2044-msi";
+ reg = <0x6d 0x50000000 0x0 0x800>,
+ <0x0 0x7ee00000 0x0 0x40>;
+ reg-names = "clr", "doorbell";
+ #msi-cells = <0>;
+ msi-controller;
+ msi-ranges = <&intc 352 IRQ_TYPE_LEVEL_HIGH 512>;
+ status = "disabled";
+ };
+
+ spifmc0: spi@7001000000 {
+ compatible = "sophgo,sg2044-spifmc-nor";
+ reg = <0x70 0x01000000 0x0 0x4000000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&clk CLK_GATE_AHB_SPIFMC>;
+ interrupt-parent = <&intc>;
+ interrupts = <37 IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_SPIFMC0>;
+ status = "disabled";
+ };
+
+ spifmc1: spi@7005000000 {
+ compatible = "sophgo,sg2044-spifmc-nor";
+ reg = <0x70 0x05000000 0x0 0x4000000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&clk CLK_GATE_AHB_SPIFMC>;
+ interrupt-parent = <&intc>;
+ interrupts = <38 IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_SPIFMC1>;
+ status = "disabled";
+ };
+
+ dmac0: dma-controller@7020000000 {
+ compatible = "snps,axi-dma-1.01a";
+ reg = <0x70 0x20000000 0x0 0x10000>;
+ #dma-cells = <1>;
+ clock-names = "core-clk", "cfgr-clk";
+ clocks = <&clk CLK_GATE_SYSDMA_AXI>,
+ <&clk CLK_GATE_SYSDMA_AXI>;
+ dma-noncoherent;
+ interrupt-parent = <&intc>;
+ interrupts = <36 IRQ_TYPE_LEVEL_HIGH>;
+ dma-channels = <8>;
+ snps,priority = <0 1 2 3 4 5 6 7>;
+ snps,block-size = <4096 4096 4096 4096
+ 4096 4096 4096 4096>;
+ snps,dma-masters = <2>;
+ snps,data-width = <2>;
+ snps,axi-max-burst-len = <4>;
+ status = "disabled";
+ };
+
uart0: serial@7030000000 {
compatible = "sophgo,sg2044-uart", "snps,dw-apb-uart";
reg = <0x70 0x30000000 0x0 0x1000>;
clock-frequency = <500000000>;
+ clocks = <&clk CLK_GATE_UART_500M>,
+ <&clk CLK_GATE_APB_UART>;
+ clock-names = "baudclk", "apb_pclk";
interrupt-parent = <&intc>;
interrupts = <41 IRQ_TYPE_LEVEL_HIGH>;
reg-shift = <2>;
@@ -44,6 +281,9 @@
compatible = "sophgo,sg2044-uart", "snps,dw-apb-uart";
reg = <0x70 0x30001000 0x0 0x1000>;
clock-frequency = <500000000>;
+ clocks = <&clk CLK_GATE_UART_500M>,
+ <&clk CLK_GATE_APB_UART>;
+ clock-names = "baudclk", "apb_pclk";
interrupt-parent = <&intc>;
interrupts = <42 IRQ_TYPE_LEVEL_HIGH>;
reg-shift = <2>;
@@ -56,6 +296,9 @@
compatible = "sophgo,sg2044-uart", "snps,dw-apb-uart";
reg = <0x70 0x30002000 0x0 0x1000>;
clock-frequency = <500000000>;
+ clocks = <&clk CLK_GATE_UART_500M>,
+ <&clk CLK_GATE_APB_UART>;
+ clock-names = "baudclk", "apb_pclk";
interrupt-parent = <&intc>;
interrupts = <43 IRQ_TYPE_LEVEL_HIGH>;
reg-shift = <2>;
@@ -68,6 +311,9 @@
compatible = "sophgo,sg2044-uart", "snps,dw-apb-uart";
reg = <0x70 0x30003000 0x0 0x1000>;
clock-frequency = <500000000>;
+ clocks = <&clk CLK_GATE_UART_500M>,
+ <&clk CLK_GATE_APB_UART>;
+ clock-names = "baudclk", "apb_pclk";
interrupt-parent = <&intc>;
interrupts = <44 IRQ_TYPE_LEVEL_HIGH>;
reg-shift = <2>;
@@ -76,6 +322,259 @@
status = "disabled";
};
+ gmac0: ethernet@7030006000 {
+ compatible = "sophgo,sg2044-dwmac", "snps,dwmac-5.30a";
+ reg = <0x70 0x30006000 0x0 0x4000>;
+ clocks = <&clk CLK_GATE_AXI_ETH0>,
+ <&clk CLK_GATE_PTP_REF_I_ETH0>,
+ <&clk CLK_GATE_TX_ETH0>;
+ clock-names = "stmmaceth", "ptp_ref", "tx";
+ dma-noncoherent;
+ interrupt-parent = <&intc>;
+ interrupts = <296 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq";
+ resets = <&rst RST_ETH0>;
+ reset-names = "stmmaceth";
+ snps,multicast-filter-bins = <0>;
+ snps,perfect-filter-entries = <1>;
+ snps,aal;
+ snps,tso;
+ snps,txpbl = <32>;
+ snps,rxpbl = <32>;
+ snps,mtl-rx-config = <&gmac0_mtl_rx_setup>;
+ snps,mtl-tx-config = <&gmac0_mtl_tx_setup>;
+ snps,axi-config = <&gmac0_stmmac_axi_setup>;
+ status = "disabled";
+
+ mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ gmac0_mtl_rx_setup: rx-queues-config {
+ snps,rx-queues-to-use = <8>;
+ snps,rx-sched-wsp;
+ queue0 {};
+ queue1 {};
+ queue2 {};
+ queue3 {};
+ queue4 {};
+ queue5 {};
+ queue6 {};
+ queue7 {};
+ };
+
+ gmac0_mtl_tx_setup: tx-queues-config {
+ snps,tx-queues-to-use = <8>;
+ queue0 {};
+ queue1 {};
+ queue2 {};
+ queue3 {};
+ queue4 {};
+ queue5 {};
+ queue6 {};
+ queue7 {};
+ };
+
+ gmac0_stmmac_axi_setup: stmmac-axi-config {
+ snps,blen = <16 8 4 0 0 0 0>;
+ snps,wr_osr_lmt = <1>;
+ snps,rd_osr_lmt = <2>;
+ };
+ };
+
+ emmc: mmc@703000a000 {
+ compatible = "sophgo,sg2044-dwcmshc", "sophgo,sg2042-dwcmshc";
+ reg = <0x70 0x3000a000 0x0 0x1000>;
+ clocks = <&clk CLK_GATE_EMMC>,
+ <&clk CLK_GATE_AXI_EMMC>,
+ <&clk CLK_GATE_EMMC_100K>;
+ clock-names = "core", "bus", "timer";
+ interrupt-parent = <&intc>;
+ interrupts = <298 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ sd: mmc@703000b000 {
+ compatible = "sophgo,sg2044-dwcmshc", "sophgo,sg2042-dwcmshc";
+ reg = <0x70 0x3000b000 0x0 0x1000>;
+ clocks = <&clk CLK_GATE_SD>,
+ <&clk CLK_GATE_AXI_SD>,
+ <&clk CLK_GATE_SD_100K>;
+ clock-names = "core", "bus", "timer";
+ interrupt-parent = <&intc>;
+ interrupts = <300 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ i2c0: i2c@7040005000 {
+ compatible = "sophgo,sg2044-i2c", "snps,designware-i2c";
+ reg = <0x70 0x40005000 0x0 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clock-frequency = <100000>;
+ clocks = <&clk CLK_GATE_APB_I2C>;
+ clock-names = "ref";
+ interrupt-parent = <&intc>;
+ interrupts = <31 IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_I2C0>;
+ status = "disabled";
+ };
+
+ i2c1: i2c@7040006000 {
+ compatible = "sophgo,sg2044-i2c", "snps,designware-i2c";
+ reg = <0x70 0x40006000 0x0 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clock-frequency = <100000>;
+ clocks = <&clk CLK_GATE_APB_I2C>;
+ clock-names = "ref";
+ interrupt-parent = <&intc>;
+ interrupts = <32 IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_I2C1>;
+ status = "disabled";
+ };
+
+ i2c2: i2c@7040007000 {
+ compatible = "sophgo,sg2044-i2c", "snps,designware-i2c";
+ reg = <0x70 0x40007000 0x0 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clock-frequency = <100000>;
+ clocks = <&clk CLK_GATE_APB_I2C>;
+ clock-names = "ref";
+ interrupt-parent = <&intc>;
+ interrupts = <33 IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_I2C2>;
+ status = "disabled";
+ };
+
+ i2c3: i2c@7040008000 {
+ compatible = "sophgo,sg2044-i2c", "snps,designware-i2c";
+ reg = <0x70 0x40008000 0x0 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clock-frequency = <100000>;
+ clocks = <&clk CLK_GATE_APB_I2C>;
+ clock-names = "ref";
+ interrupt-parent = <&intc>;
+ interrupts = <34 IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rst RST_I2C3>;
+ status = "disabled";
+ };
+
+ gpio0: gpio@7040009000 {
+ compatible = "snps,dw-apb-gpio";
+ reg = <0x70 0x40009000 0x0 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&clk CLK_GATE_APB_GPIO>,
+ <&clk CLK_GATE_GPIO_DB>;
+ clock-names = "bus", "db";
+ resets = <&rst RST_GPIO0>;
+
+ porta: gpio-controller@0 {
+ compatible = "snps,dw-apb-gpio-port";
+ reg = <0>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <32>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&intc>;
+ interrupts = <26 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+
+ gpio1: gpio@704000a000 {
+ compatible = "snps,dw-apb-gpio";
+ reg = <0x70 0x4000a000 0x0 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&clk CLK_GATE_APB_GPIO>,
+ <&clk CLK_GATE_GPIO_DB>;
+ clock-names = "bus", "db";
+ resets = <&rst RST_GPIO1>;
+
+ portb: gpio-controller@0 {
+ compatible = "snps,dw-apb-gpio-port";
+ reg = <0>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <32>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&intc>;
+ interrupts = <27 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+
+ gpio2: gpio@704000b000 {
+ compatible = "snps,dw-apb-gpio";
+ reg = <0x70 0x4000b000 0x0 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&clk CLK_GATE_APB_GPIO>,
+ <&clk CLK_GATE_GPIO_DB>;
+ clock-names = "bus", "db";
+ resets = <&rst RST_GPIO2>;
+
+ portc: gpio-controller@0 {
+ compatible = "snps,dw-apb-gpio-port";
+ reg = <0>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <32>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&intc>;
+ interrupts = <28 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+
+ pwm: pwm@704000c000 {
+ compatible = "sophgo,sg2044-pwm";
+ reg = <0x70 0x4000c000 0x0 0x1000>;
+ #pwm-cells = <3>;
+ clocks = <&clk CLK_GATE_APB_PWM>;
+ clock-names = "apb";
+ resets = <&rst RST_PWM>;
+ status = "disabled";
+ };
+
+ syscon: syscon@7050000000 {
+ compatible = "sophgo,sg2044-top-syscon", "syscon";
+ reg = <0x70 0x50000000 0x0 0x1000>;
+ #clock-cells = <1>;
+ clocks = <&osc>;
+ };
+
+ pinctrl: pinctrl@7050001000 {
+ compatible = "sophgo,sg2044-pinctrl";
+ reg = <0x70 0x50001000 0x0 0x1000>;
+ };
+
+ clk: clock-controller@7050002000 {
+ compatible = "sophgo,sg2044-clk";
+ reg = <0x70 0x50002000 0x0 0x1000>;
+ #clock-cells = <1>;
+ clocks = <&syscon CLK_FPLL0>, <&syscon CLK_FPLL1>,
+ <&syscon CLK_FPLL2>, <&syscon CLK_DPLL0>,
+ <&syscon CLK_DPLL1>, <&syscon CLK_DPLL2>,
+ <&syscon CLK_DPLL3>, <&syscon CLK_DPLL4>,
+ <&syscon CLK_DPLL5>, <&syscon CLK_DPLL6>,
+ <&syscon CLK_DPLL7>, <&syscon CLK_MPLL0>,
+ <&syscon CLK_MPLL1>, <&syscon CLK_MPLL2>,
+ <&syscon CLK_MPLL3>, <&syscon CLK_MPLL4>,
+ <&syscon CLK_MPLL5>;
+ clock-names = "fpll0", "fpll1", "fpll2", "dpll0",
+ "dpll1", "dpll2", "dpll3", "dpll4",
+ "dpll5", "dpll6", "dpll7", "mpll0",
+ "mpll1", "mpll2", "mpll3", "mpll4",
+ "mpll5";
+ };
+
rst: reset-controller@7050003000 {
compatible = "sophgo,sg2044-reset",
"sophgo,sg2042-reset";
diff --git a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts
index 816ef1bc358e..fe22c747c501 100644
--- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts
+++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts
@@ -30,6 +30,16 @@
};
};
+&emmc {
+ bus-width = <8>;
+ mmc-hs400-1_8v;
+ mmc-hs400-enhanced-strobe;
+ non-removable;
+ no-sd;
+ no-sdio;
+ status = "okay";
+};
+
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_2_cfg>;
diff --git a/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi b/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi
index 283663647a86..381055737422 100644
--- a/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi
+++ b/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi
@@ -20,4 +20,12 @@
drive-strength = <32>;
};
};
+
+ pwm14_1_cfg: pwm14-1-cfg {
+ pwm14-1-pins {
+ pinmux = <K1_PADCONF(44, 4)>;
+ bias-pull-up = <0>;
+ drive-strength = <32>;
+ };
+ };
};
diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi
index c0f8c5fca975..abde8bb07c95 100644
--- a/arch/riscv/boot/dts/spacemit/k1.dtsi
+++ b/arch/riscv/boot/dts/spacemit/k1.dtsi
@@ -346,6 +346,18 @@
dma-noncoherent;
ranges;
+ syscon_rcpu: system-controller@c0880000 {
+ compatible = "spacemit,k1-syscon-rcpu";
+ reg = <0x0 0xc0880000 0x0 0x2048>;
+ #reset-cells = <1>;
+ };
+
+ syscon_rcpu2: system-controller@c0888000 {
+ compatible = "spacemit,k1-syscon-rcpu2";
+ reg = <0x0 0xc0888000 0x0 0x28>;
+ #reset-cells = <1>;
+ };
+
syscon_apbc: system-controller@d4015000 {
compatible = "spacemit,k1-syscon-apbc";
reg = <0x0 0xd4015000 0x0 0x1000>;
@@ -357,132 +369,96 @@
#reset-cells = <1>;
};
- uart0: serial@d4017000 {
- compatible = "spacemit,k1-uart", "intel,xscale-uart";
- reg = <0x0 0xd4017000 0x0 0x100>;
- clocks = <&syscon_apbc CLK_UART0>,
- <&syscon_apbc CLK_UART0_BUS>;
+ gpio: gpio@d4019000 {
+ compatible = "spacemit,k1-gpio";
+ reg = <0x0 0xd4019000 0x0 0x100>;
+ clocks = <&syscon_apbc CLK_GPIO>,
+ <&syscon_apbc CLK_GPIO_BUS>;
clock-names = "core", "bus";
- interrupts = <42>;
- reg-shift = <2>;
- reg-io-width = <4>;
- status = "disabled";
+ gpio-controller;
+ #gpio-cells = <3>;
+ interrupts = <58>;
+ interrupt-parent = <&plic>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ gpio-ranges = <&pinctrl 0 0 0 32>,
+ <&pinctrl 1 0 32 32>,
+ <&pinctrl 2 0 64 32>,
+ <&pinctrl 3 0 96 32>;
};
- uart2: serial@d4017100 {
- compatible = "spacemit,k1-uart", "intel,xscale-uart";
- reg = <0x0 0xd4017100 0x0 0x100>;
- clocks = <&syscon_apbc CLK_UART2>,
- <&syscon_apbc CLK_UART2_BUS>;
- clock-names = "core", "bus";
- interrupts = <44>;
- reg-shift = <2>;
- reg-io-width = <4>;
+ pwm0: pwm@d401a000 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd401a000 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM0>;
+ resets = <&syscon_apbc RESET_PWM0>;
status = "disabled";
};
- uart3: serial@d4017200 {
- compatible = "spacemit,k1-uart", "intel,xscale-uart";
- reg = <0x0 0xd4017200 0x0 0x100>;
- clocks = <&syscon_apbc CLK_UART3>,
- <&syscon_apbc CLK_UART3_BUS>;
- clock-names = "core", "bus";
- interrupts = <45>;
- reg-shift = <2>;
- reg-io-width = <4>;
+ pwm1: pwm@d401a400 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd401a400 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM1>;
+ resets = <&syscon_apbc RESET_PWM1>;
status = "disabled";
};
- uart4: serial@d4017300 {
- compatible = "spacemit,k1-uart", "intel,xscale-uart";
- reg = <0x0 0xd4017300 0x0 0x100>;
- clocks = <&syscon_apbc CLK_UART4>,
- <&syscon_apbc CLK_UART4_BUS>;
- clock-names = "core", "bus";
- interrupts = <46>;
- reg-shift = <2>;
- reg-io-width = <4>;
+ pwm2: pwm@d401a800 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd401a800 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM2>;
+ resets = <&syscon_apbc RESET_PWM2>;
status = "disabled";
};
- uart5: serial@d4017400 {
- compatible = "spacemit,k1-uart", "intel,xscale-uart";
- reg = <0x0 0xd4017400 0x0 0x100>;
- clocks = <&syscon_apbc CLK_UART5>,
- <&syscon_apbc CLK_UART5_BUS>;
- clock-names = "core", "bus";
- interrupts = <47>;
- reg-shift = <2>;
- reg-io-width = <4>;
+ pwm3: pwm@d401ac00 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd401ac00 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM3>;
+ resets = <&syscon_apbc RESET_PWM3>;
status = "disabled";
};
- uart6: serial@d4017500 {
- compatible = "spacemit,k1-uart", "intel,xscale-uart";
- reg = <0x0 0xd4017500 0x0 0x100>;
- clocks = <&syscon_apbc CLK_UART6>,
- <&syscon_apbc CLK_UART6_BUS>;
- clock-names = "core", "bus";
- interrupts = <48>;
- reg-shift = <2>;
- reg-io-width = <4>;
+ pwm4: pwm@d401b000 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd401b000 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM4>;
+ resets = <&syscon_apbc RESET_PWM4>;
status = "disabled";
};
- uart7: serial@d4017600 {
- compatible = "spacemit,k1-uart", "intel,xscale-uart";
- reg = <0x0 0xd4017600 0x0 0x100>;
- clocks = <&syscon_apbc CLK_UART7>,
- <&syscon_apbc CLK_UART7_BUS>;
- clock-names = "core", "bus";
- interrupts = <49>;
- reg-shift = <2>;
- reg-io-width = <4>;
+ pwm5: pwm@d401b400 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd401b400 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM5>;
+ resets = <&syscon_apbc RESET_PWM5>;
status = "disabled";
};
- uart8: serial@d4017700 {
- compatible = "spacemit,k1-uart", "intel,xscale-uart";
- reg = <0x0 0xd4017700 0x0 0x100>;
- clocks = <&syscon_apbc CLK_UART8>,
- <&syscon_apbc CLK_UART8_BUS>;
- clock-names = "core", "bus";
- interrupts = <50>;
- reg-shift = <2>;
- reg-io-width = <4>;
+ pwm6: pwm@d401b800 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd401b800 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM6>;
+ resets = <&syscon_apbc RESET_PWM6>;
status = "disabled";
};
- uart9: serial@d4017800 {
- compatible = "spacemit,k1-uart", "intel,xscale-uart";
- reg = <0x0 0xd4017800 0x0 0x100>;
- clocks = <&syscon_apbc CLK_UART9>,
- <&syscon_apbc CLK_UART9_BUS>;
- clock-names = "core", "bus";
- interrupts = <51>;
- reg-shift = <2>;
- reg-io-width = <4>;
+ pwm7: pwm@d401bc00 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd401bc00 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM7>;
+ resets = <&syscon_apbc RESET_PWM7>;
status = "disabled";
};
- gpio: gpio@d4019000 {
- compatible = "spacemit,k1-gpio";
- reg = <0x0 0xd4019000 0x0 0x100>;
- clocks = <&syscon_apbc CLK_GPIO>,
- <&syscon_apbc CLK_GPIO_BUS>;
- clock-names = "core", "bus";
- gpio-controller;
- #gpio-cells = <3>;
- interrupts = <58>;
- interrupt-parent = <&plic>;
- interrupt-controller;
- #interrupt-cells = <3>;
- gpio-ranges = <&pinctrl 0 0 0 32>,
- <&pinctrl 1 0 32 32>,
- <&pinctrl 2 0 64 32>,
- <&pinctrl 3 0 96 32>;
- };
-
pinctrl: pinctrl@d401e000 {
compatible = "spacemit,k1-pinctrl";
reg = <0x0 0xd401e000 0x0 0x400>;
@@ -491,6 +467,114 @@
clock-names = "func", "bus";
};
+ pwm8: pwm@d4020000 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4020000 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM8>;
+ resets = <&syscon_apbc RESET_PWM8>;
+ status = "disabled";
+ };
+
+ pwm9: pwm@d4020400 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4020400 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM9>;
+ resets = <&syscon_apbc RESET_PWM9>;
+ status = "disabled";
+ };
+
+ pwm10: pwm@d4020800 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4020800 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM10>;
+ resets = <&syscon_apbc RESET_PWM10>;
+ status = "disabled";
+ };
+
+ pwm11: pwm@d4020c00 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4020c00 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM11>;
+ resets = <&syscon_apbc RESET_PWM11>;
+ status = "disabled";
+ };
+
+ pwm12: pwm@d4021000 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4021000 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM12>;
+ resets = <&syscon_apbc RESET_PWM12>;
+ status = "disabled";
+ };
+
+ pwm13: pwm@d4021400 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4021400 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM13>;
+ resets = <&syscon_apbc RESET_PWM13>;
+ status = "disabled";
+ };
+
+ pwm14: pwm@d4021800 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4021800 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM14>;
+ resets = <&syscon_apbc RESET_PWM14>;
+ status = "disabled";
+ };
+
+ pwm15: pwm@d4021c00 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4021c00 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM15>;
+ resets = <&syscon_apbc RESET_PWM15>;
+ status = "disabled";
+ };
+
+ pwm16: pwm@d4022000 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4022000 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM16>;
+ resets = <&syscon_apbc RESET_PWM16>;
+ status = "disabled";
+ };
+
+ pwm17: pwm@d4022400 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4022400 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM17>;
+ resets = <&syscon_apbc RESET_PWM17>;
+ status = "disabled";
+ };
+
+ pwm18: pwm@d4022800 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4022800 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM18>;
+ resets = <&syscon_apbc RESET_PWM18>;
+ status = "disabled";
+ };
+
+ pwm19: pwm@d4022c00 {
+ compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+ reg = <0x0 0xd4022c00 0x0 0x10>;
+ #pwm-cells = <3>;
+ clocks = <&syscon_apbc CLK_PWM19>;
+ resets = <&syscon_apbc RESET_PWM19>;
+ status = "disabled";
+ };
+
syscon_mpmu: system-controller@d4050000 {
compatible = "spacemit,k1-syscon-mpmu";
reg = <0x0 0xd4050000 0x0 0x209c>;
@@ -553,14 +637,201 @@
<&cpu7_intc 3>, <&cpu7_intc 7>;
};
- sec_uart1: serial@f0612000 {
- compatible = "spacemit,k1-uart", "intel,xscale-uart";
- reg = <0x0 0xf0612000 0x0 0x100>;
- interrupts = <43>;
- clock-frequency = <14857000>;
- reg-shift = <2>;
- reg-io-width = <4>;
- status = "reserved"; /* for TEE usage */
+ syscon_apbc2: system-controller@f0610000 {
+ compatible = "spacemit,k1-syscon-apbc2";
+ reg = <0x0 0xf0610000 0x0 0x20>;
+ #reset-cells = <1>;
+ };
+
+ camera-bus {
+ compatible = "simple-bus";
+ ranges;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x0 0x80000000>,
+ <0x0 0x80000000 0x1 0x00000000 0x1 0x80000000>;
+ };
+
+ dma-bus {
+ compatible = "simple-bus";
+ ranges;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x0 0x80000000>,
+ <0x1 0x00000000 0x1 0x80000000 0x3 0x00000000>;
+
+ uart0: serial@d4017000 {
+ compatible = "spacemit,k1-uart",
+ "intel,xscale-uart";
+ reg = <0x0 0xd4017000 0x0 0x100>;
+ clocks = <&syscon_apbc CLK_UART0>,
+ <&syscon_apbc CLK_UART0_BUS>;
+ clock-names = "core", "bus";
+ interrupts = <42>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ status = "disabled";
+ };
+
+ uart2: serial@d4017100 {
+ compatible = "spacemit,k1-uart",
+ "intel,xscale-uart";
+ reg = <0x0 0xd4017100 0x0 0x100>;
+ clocks = <&syscon_apbc CLK_UART2>,
+ <&syscon_apbc CLK_UART2_BUS>;
+ clock-names = "core", "bus";
+ interrupts = <44>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ status = "disabled";
+ };
+
+ uart3: serial@d4017200 {
+ compatible = "spacemit,k1-uart",
+ "intel,xscale-uart";
+ reg = <0x0 0xd4017200 0x0 0x100>;
+ clocks = <&syscon_apbc CLK_UART3>,
+ <&syscon_apbc CLK_UART3_BUS>;
+ clock-names = "core", "bus";
+ interrupts = <45>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ status = "disabled";
+ };
+
+ uart4: serial@d4017300 {
+ compatible = "spacemit,k1-uart",
+ "intel,xscale-uart";
+ reg = <0x0 0xd4017300 0x0 0x100>;
+ clocks = <&syscon_apbc CLK_UART4>,
+ <&syscon_apbc CLK_UART4_BUS>;
+ clock-names = "core", "bus";
+ interrupts = <46>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ status = "disabled";
+ };
+
+ uart5: serial@d4017400 {
+ compatible = "spacemit,k1-uart",
+ "intel,xscale-uart";
+ reg = <0x0 0xd4017400 0x0 0x100>;
+ clocks = <&syscon_apbc CLK_UART5>,
+ <&syscon_apbc CLK_UART5_BUS>;
+ clock-names = "core", "bus";
+ interrupts = <47>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ status = "disabled";
+ };
+
+ uart6: serial@d4017500 {
+ compatible = "spacemit,k1-uart",
+ "intel,xscale-uart";
+ reg = <0x0 0xd4017500 0x0 0x100>;
+ clocks = <&syscon_apbc CLK_UART6>,
+ <&syscon_apbc CLK_UART6_BUS>;
+ clock-names = "core", "bus";
+ interrupts = <48>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ status = "disabled";
+ };
+
+ uart7: serial@d4017600 {
+ compatible = "spacemit,k1-uart",
+ "intel,xscale-uart";
+ reg = <0x0 0xd4017600 0x0 0x100>;
+ clocks = <&syscon_apbc CLK_UART7>,
+ <&syscon_apbc CLK_UART7_BUS>;
+ clock-names = "core", "bus";
+ interrupts = <49>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ status = "disabled";
+ };
+
+ uart8: serial@d4017700 {
+ compatible = "spacemit,k1-uart",
+ "intel,xscale-uart";
+ reg = <0x0 0xd4017700 0x0 0x100>;
+ clocks = <&syscon_apbc CLK_UART8>,
+ <&syscon_apbc CLK_UART8_BUS>;
+ clock-names = "core", "bus";
+ interrupts = <50>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ status = "disabled";
+ };
+
+ uart9: serial@d4017800 {
+ compatible = "spacemit,k1-uart",
+ "intel,xscale-uart";
+ reg = <0x0 0xd4017800 0x0 0x100>;
+ clocks = <&syscon_apbc CLK_UART9>,
+ <&syscon_apbc CLK_UART9_BUS>;
+ clock-names = "core", "bus";
+ interrupts = <51>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ status = "disabled";
+ };
+
+ sec_uart1: serial@f0612000 {
+ compatible = "spacemit,k1-uart",
+ "intel,xscale-uart";
+ reg = <0x0 0xf0612000 0x0 0x100>;
+ interrupts = <43>;
+ clock-frequency = <14857000>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ status = "reserved"; /* for TEE usage */
+ };
+ };
+
+ multimedia-bus {
+ compatible = "simple-bus";
+ ranges;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x0 0x80000000>,
+ <0x0 0x80000000 0x1 0x00000000 0x3 0x80000000>;
+ };
+
+ network-bus {
+ compatible = "simple-bus";
+ ranges;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x0 0x80000000>,
+ <0x0 0x80000000 0x1 0x00000000 0x0 0x80000000>;
+ };
+
+ pcie-bus {
+ compatible = "simple-bus";
+ ranges;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x0 0x80000000>,
+ <0x0 0xb8000000 0x1 0x38000000 0x3 0x48000000>;
+ };
+
+ storage-bus {
+ compatible = "simple-bus";
+ ranges;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x0 0x80000000>;
+
+ emmc: mmc@d4281000 {
+ compatible = "spacemit,k1-sdhci";
+ reg = <0x0 0xd4281000 0x0 0x200>;
+ clocks = <&syscon_apmu CLK_SDH_AXI>,
+ <&syscon_apmu CLK_SDH2>;
+ clock-names = "core", "io";
+ interrupts = <101>;
+ status = "disabled";
+ };
};
};
};
diff --git a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
index 4baeb981d4df..2eaf01775ef5 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
@@ -8,6 +8,7 @@
#include "jh7110.dtsi"
#include "jh7110-pinfunc.h"
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
#include <dt-bindings/pinctrl/starfive,jh7110-pinctrl.h>
/ {
@@ -38,6 +39,14 @@
priority = <224>;
};
+ leds {
+ compatible = "gpio-leds";
+
+ led_status_power: led-0 {
+ gpios = <&aongpio 3 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
pwmdac_codec: audio-codec {
compatible = "linux,spdif-dit";
#sound-dai-cells = <0>;
diff --git a/arch/riscv/boot/dts/starfive/jh7110-milkv-mars.dts b/arch/riscv/boot/dts/starfive/jh7110-milkv-mars.dts
index 3bd62ab78523..fdaf6b4557da 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-milkv-mars.dts
+++ b/arch/riscv/boot/dts/starfive/jh7110-milkv-mars.dts
@@ -12,9 +12,9 @@
};
&gmac0 {
- starfive,tx-use-rgmii-clk;
assigned-clocks = <&aoncrg JH7110_AONCLK_GMAC0_TX>;
assigned-clock-parents = <&aoncrg JH7110_AONCLK_GMAC0_RMII_RTX>;
+ starfive,tx-use-rgmii-clk;
status = "okay";
};
@@ -31,14 +31,14 @@
};
&phy0 {
- motorcomm,tx-clk-adj-enabled;
+ rx-internal-delay-ps = <1500>;
+ tx-internal-delay-ps = <1500>;
+ motorcomm,rx-clk-drv-microamp = <3970>;
+ motorcomm,rx-data-drv-microamp = <2910>;
motorcomm,tx-clk-10-inverted;
motorcomm,tx-clk-100-inverted;
motorcomm,tx-clk-1000-inverted;
- motorcomm,rx-clk-drv-microamp = <3970>;
- motorcomm,rx-data-drv-microamp = <2910>;
- rx-internal-delay-ps = <1500>;
- tx-internal-delay-ps = <1500>;
+ motorcomm,tx-clk-adj-enabled;
};
&pwm {
diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi
index 1db0054c4e09..42724bf7e90e 100644
--- a/arch/riscv/boot/dts/thead/th1520.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520.dtsi
@@ -7,6 +7,7 @@
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/clock/thead,th1520-clk-ap.h>
#include <dt-bindings/power/thead,th1520-power.h>
+#include <dt-bindings/reset/thead,th1520-reset.h>
/ {
compatible = "thead,th1520";
@@ -234,6 +235,8 @@
compatible = "thead,th1520-aon";
mboxes = <&mbox_910t 1>;
mbox-names = "aon";
+ resets = <&rst TH1520_RESET_ID_GPU_CLKGEN>;
+ reset-names = "gpu-clkgen";
#power-domain-cells = <1>;
};
@@ -662,6 +665,17 @@
thead,pad-group = <1>;
};
+ pvt: pvt@fffff4e000 {
+ compatible = "moortec,mr75203";
+ reg = <0xff 0xfff4e000 0x0 0x80>,
+ <0xff 0xfff4e080 0x0 0x100>,
+ <0xff 0xfff4e180 0x0 0x680>,
+ <0xff 0xfff4e800 0x0 0x600>;
+ reg-names = "common", "ts", "pd", "vm";
+ clocks = <&aonsys_clk>;
+ #thermal-sensor-cells = <1>;
+ };
+
gpio@fffff52000 {
compatible = "snps,dw-apb-gpio";
reg = <0xff 0xfff52000 0x0 0x1000>;
diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
index fe8bd8afb418..7b5eed17611a 100644
--- a/arch/riscv/configs/defconfig
+++ b/arch/riscv/configs/defconfig
@@ -22,6 +22,7 @@ CONFIG_USER_NS=y
CONFIG_CHECKPOINT_RESTORE=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_PROFILING=y
+CONFIG_ARCH_ANDES=y
CONFIG_ARCH_MICROCHIP=y
CONFIG_ARCH_SIFIVE=y
CONFIG_ARCH_SOPHGO=y
@@ -191,7 +192,6 @@ CONFIG_SOUND=y
CONFIG_SND=y
CONFIG_SND_SOC=y
CONFIG_SND_DESIGNWARE_I2S=m
-CONFIG_SND_SOC_STARFIVE=m
CONFIG_SND_SOC_JH7110_PWMDAC=m
CONFIG_SND_SOC_JH7110_TDM=m
CONFIG_SND_SOC_WM8978=m
@@ -230,6 +230,7 @@ CONFIG_MMC=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_SDHCI_OF_DWCMSHC=y
+CONFIG_MMC_SDHCI_OF_K1=y
CONFIG_MMC_SDHCI_CADENCE=y
CONFIG_MMC_SPI=y
CONFIG_MMC_DW=y
@@ -258,6 +259,8 @@ CONFIG_RPMSG_CTRL=y
CONFIG_RPMSG_VIRTIO=y
CONFIG_PM_DEVFREQ=y
CONFIG_IIO=y
+CONFIG_PWM=y
+CONFIG_PWM_PXA=m
CONFIG_THEAD_C900_ACLINT_SSWI=y
CONFIG_PHY_SUN4I_USB=m
CONFIG_PHY_STARFIVE_JH7110_DPHY_RX=m
diff --git a/arch/riscv/include/asm/irq.h b/arch/riscv/include/asm/irq.h
index 7b038f3b7cb0..59c975f750c9 100644
--- a/arch/riscv/include/asm/irq.h
+++ b/arch/riscv/include/asm/irq.h
@@ -22,6 +22,8 @@ void arch_trigger_cpumask_backtrace(const cpumask_t *mask, int exclude_cpu);
void riscv_set_intc_hwnode_fn(struct fwnode_handle *(*fn)(void));
struct fwnode_handle *riscv_get_intc_hwnode(void);
+int riscv_get_hart_index(struct fwnode_handle *fwnode, u32 logical_index,
+ u32 *hart_index);
#ifdef CONFIG_ACPI
diff --git a/arch/riscv/include/asm/kvm_aia.h b/arch/riscv/include/asm/kvm_aia.h
index 5acce285e56e..b04ecdd1a860 100644
--- a/arch/riscv/include/asm/kvm_aia.h
+++ b/arch/riscv/include/asm/kvm_aia.h
@@ -150,7 +150,7 @@ int kvm_riscv_vcpu_aia_rmw_ireg(struct kvm_vcpu *vcpu, unsigned int csr_num,
int kvm_riscv_vcpu_aia_update(struct kvm_vcpu *vcpu);
void kvm_riscv_vcpu_aia_reset(struct kvm_vcpu *vcpu);
-int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu);
+void kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu);
void kvm_riscv_vcpu_aia_deinit(struct kvm_vcpu *vcpu);
int kvm_riscv_aia_inject_msi_by_id(struct kvm *kvm, u32 hart_index,
diff --git a/arch/riscv/include/asm/kvm_gstage.h b/arch/riscv/include/asm/kvm_gstage.h
new file mode 100644
index 000000000000..595e2183173e
--- /dev/null
+++ b/arch/riscv/include/asm/kvm_gstage.h
@@ -0,0 +1,72 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2019 Western Digital Corporation or its affiliates.
+ * Copyright (c) 2025 Ventana Micro Systems Inc.
+ */
+
+#ifndef __RISCV_KVM_GSTAGE_H_
+#define __RISCV_KVM_GSTAGE_H_
+
+#include <linux/kvm_types.h>
+
+struct kvm_gstage {
+ struct kvm *kvm;
+ unsigned long flags;
+#define KVM_GSTAGE_FLAGS_LOCAL BIT(0)
+ unsigned long vmid;
+ pgd_t *pgd;
+};
+
+struct kvm_gstage_mapping {
+ gpa_t addr;
+ pte_t pte;
+ u32 level;
+};
+
+#ifdef CONFIG_64BIT
+#define kvm_riscv_gstage_index_bits 9
+#else
+#define kvm_riscv_gstage_index_bits 10
+#endif
+
+extern unsigned long kvm_riscv_gstage_mode;
+extern unsigned long kvm_riscv_gstage_pgd_levels;
+
+#define kvm_riscv_gstage_pgd_xbits 2
+#define kvm_riscv_gstage_pgd_size (1UL << (HGATP_PAGE_SHIFT + kvm_riscv_gstage_pgd_xbits))
+#define kvm_riscv_gstage_gpa_bits (HGATP_PAGE_SHIFT + \
+ (kvm_riscv_gstage_pgd_levels * \
+ kvm_riscv_gstage_index_bits) + \
+ kvm_riscv_gstage_pgd_xbits)
+#define kvm_riscv_gstage_gpa_size ((gpa_t)(1ULL << kvm_riscv_gstage_gpa_bits))
+
+bool kvm_riscv_gstage_get_leaf(struct kvm_gstage *gstage, gpa_t addr,
+ pte_t **ptepp, u32 *ptep_level);
+
+int kvm_riscv_gstage_set_pte(struct kvm_gstage *gstage,
+ struct kvm_mmu_memory_cache *pcache,
+ const struct kvm_gstage_mapping *map);
+
+int kvm_riscv_gstage_map_page(struct kvm_gstage *gstage,
+ struct kvm_mmu_memory_cache *pcache,
+ gpa_t gpa, phys_addr_t hpa, unsigned long page_size,
+ bool page_rdonly, bool page_exec,
+ struct kvm_gstage_mapping *out_map);
+
+enum kvm_riscv_gstage_op {
+ GSTAGE_OP_NOP = 0, /* Nothing */
+ GSTAGE_OP_CLEAR, /* Clear/Unmap */
+ GSTAGE_OP_WP, /* Write-protect */
+};
+
+void kvm_riscv_gstage_op_pte(struct kvm_gstage *gstage, gpa_t addr,
+ pte_t *ptep, u32 ptep_level, enum kvm_riscv_gstage_op op);
+
+void kvm_riscv_gstage_unmap_range(struct kvm_gstage *gstage,
+ gpa_t start, gpa_t size, bool may_block);
+
+void kvm_riscv_gstage_wp_range(struct kvm_gstage *gstage, gpa_t start, gpa_t end);
+
+void kvm_riscv_gstage_mode_detect(void);
+
+#endif
diff --git a/arch/riscv/include/asm/kvm_host.h b/arch/riscv/include/asm/kvm_host.h
index bcbf8b1ec115..d71d3299a335 100644
--- a/arch/riscv/include/asm/kvm_host.h
+++ b/arch/riscv/include/asm/kvm_host.h
@@ -16,6 +16,8 @@
#include <asm/hwcap.h>
#include <asm/kvm_aia.h>
#include <asm/ptrace.h>
+#include <asm/kvm_tlb.h>
+#include <asm/kvm_vmid.h>
#include <asm/kvm_vcpu_fp.h>
#include <asm/kvm_vcpu_insn.h>
#include <asm/kvm_vcpu_sbi.h>
@@ -36,14 +38,16 @@
#define KVM_REQ_UPDATE_HGATP KVM_ARCH_REQ(2)
#define KVM_REQ_FENCE_I \
KVM_ARCH_REQ_FLAGS(3, KVM_REQUEST_WAIT | KVM_REQUEST_NO_WAKEUP)
-#define KVM_REQ_HFENCE_GVMA_VMID_ALL KVM_REQ_TLB_FLUSH
#define KVM_REQ_HFENCE_VVMA_ALL \
KVM_ARCH_REQ_FLAGS(4, KVM_REQUEST_WAIT | KVM_REQUEST_NO_WAKEUP)
#define KVM_REQ_HFENCE \
KVM_ARCH_REQ_FLAGS(5, KVM_REQUEST_WAIT | KVM_REQUEST_NO_WAKEUP)
#define KVM_REQ_STEAL_UPDATE KVM_ARCH_REQ(6)
+#define __KVM_HAVE_ARCH_FLUSH_REMOTE_TLBS_RANGE
+
#define KVM_HEDELEG_DEFAULT (BIT(EXC_INST_MISALIGNED) | \
+ BIT(EXC_INST_ILLEGAL) | \
BIT(EXC_BREAKPOINT) | \
BIT(EXC_SYSCALL) | \
BIT(EXC_INST_PAGE_FAULT) | \
@@ -54,24 +58,6 @@
BIT(IRQ_VS_TIMER) | \
BIT(IRQ_VS_EXT))
-enum kvm_riscv_hfence_type {
- KVM_RISCV_HFENCE_UNKNOWN = 0,
- KVM_RISCV_HFENCE_GVMA_VMID_GPA,
- KVM_RISCV_HFENCE_VVMA_ASID_GVA,
- KVM_RISCV_HFENCE_VVMA_ASID_ALL,
- KVM_RISCV_HFENCE_VVMA_GVA,
-};
-
-struct kvm_riscv_hfence {
- enum kvm_riscv_hfence_type type;
- unsigned long asid;
- unsigned long order;
- gpa_t addr;
- gpa_t size;
-};
-
-#define KVM_RISCV_VCPU_MAX_HFENCE 64
-
struct kvm_vm_stat {
struct kvm_vm_stat_generic generic;
};
@@ -97,15 +83,6 @@ struct kvm_vcpu_stat {
struct kvm_arch_memory_slot {
};
-struct kvm_vmid {
- /*
- * Writes to vmid_version and vmid happen with vmid_lock held
- * whereas reads happen without any lock held.
- */
- unsigned long vmid_version;
- unsigned long vmid;
-};
-
struct kvm_arch {
/* G-stage vmid */
struct kvm_vmid vmid;
@@ -309,77 +286,6 @@ static inline bool kvm_arch_pmi_in_guest(struct kvm_vcpu *vcpu)
static inline void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu) {}
static inline void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu) {}
-#define KVM_RISCV_GSTAGE_TLB_MIN_ORDER 12
-
-void kvm_riscv_local_hfence_gvma_vmid_gpa(unsigned long vmid,
- gpa_t gpa, gpa_t gpsz,
- unsigned long order);
-void kvm_riscv_local_hfence_gvma_vmid_all(unsigned long vmid);
-void kvm_riscv_local_hfence_gvma_gpa(gpa_t gpa, gpa_t gpsz,
- unsigned long order);
-void kvm_riscv_local_hfence_gvma_all(void);
-void kvm_riscv_local_hfence_vvma_asid_gva(unsigned long vmid,
- unsigned long asid,
- unsigned long gva,
- unsigned long gvsz,
- unsigned long order);
-void kvm_riscv_local_hfence_vvma_asid_all(unsigned long vmid,
- unsigned long asid);
-void kvm_riscv_local_hfence_vvma_gva(unsigned long vmid,
- unsigned long gva, unsigned long gvsz,
- unsigned long order);
-void kvm_riscv_local_hfence_vvma_all(unsigned long vmid);
-
-void kvm_riscv_local_tlb_sanitize(struct kvm_vcpu *vcpu);
-
-void kvm_riscv_fence_i_process(struct kvm_vcpu *vcpu);
-void kvm_riscv_hfence_gvma_vmid_all_process(struct kvm_vcpu *vcpu);
-void kvm_riscv_hfence_vvma_all_process(struct kvm_vcpu *vcpu);
-void kvm_riscv_hfence_process(struct kvm_vcpu *vcpu);
-
-void kvm_riscv_fence_i(struct kvm *kvm,
- unsigned long hbase, unsigned long hmask);
-void kvm_riscv_hfence_gvma_vmid_gpa(struct kvm *kvm,
- unsigned long hbase, unsigned long hmask,
- gpa_t gpa, gpa_t gpsz,
- unsigned long order);
-void kvm_riscv_hfence_gvma_vmid_all(struct kvm *kvm,
- unsigned long hbase, unsigned long hmask);
-void kvm_riscv_hfence_vvma_asid_gva(struct kvm *kvm,
- unsigned long hbase, unsigned long hmask,
- unsigned long gva, unsigned long gvsz,
- unsigned long order, unsigned long asid);
-void kvm_riscv_hfence_vvma_asid_all(struct kvm *kvm,
- unsigned long hbase, unsigned long hmask,
- unsigned long asid);
-void kvm_riscv_hfence_vvma_gva(struct kvm *kvm,
- unsigned long hbase, unsigned long hmask,
- unsigned long gva, unsigned long gvsz,
- unsigned long order);
-void kvm_riscv_hfence_vvma_all(struct kvm *kvm,
- unsigned long hbase, unsigned long hmask);
-
-int kvm_riscv_gstage_ioremap(struct kvm *kvm, gpa_t gpa,
- phys_addr_t hpa, unsigned long size,
- bool writable, bool in_atomic);
-void kvm_riscv_gstage_iounmap(struct kvm *kvm, gpa_t gpa,
- unsigned long size);
-int kvm_riscv_gstage_map(struct kvm_vcpu *vcpu,
- struct kvm_memory_slot *memslot,
- gpa_t gpa, unsigned long hva, bool is_write);
-int kvm_riscv_gstage_alloc_pgd(struct kvm *kvm);
-void kvm_riscv_gstage_free_pgd(struct kvm *kvm);
-void kvm_riscv_gstage_update_hgatp(struct kvm_vcpu *vcpu);
-void __init kvm_riscv_gstage_mode_detect(void);
-unsigned long __init kvm_riscv_gstage_mode(void);
-int kvm_riscv_gstage_gpa_bits(void);
-
-void __init kvm_riscv_gstage_vmid_detect(void);
-unsigned long kvm_riscv_gstage_vmid_bits(void);
-int kvm_riscv_gstage_vmid_init(struct kvm *kvm);
-bool kvm_riscv_gstage_vmid_ver_changed(struct kvm_vmid *vmid);
-void kvm_riscv_gstage_vmid_update(struct kvm_vcpu *vcpu);
-
int kvm_riscv_setup_default_irq_routing(struct kvm *kvm, u32 lines);
void __kvm_riscv_unpriv_trap(void);
@@ -415,7 +321,6 @@ void __kvm_riscv_vcpu_power_on(struct kvm_vcpu *vcpu);
void kvm_riscv_vcpu_power_on(struct kvm_vcpu *vcpu);
bool kvm_riscv_vcpu_stopped(struct kvm_vcpu *vcpu);
-void kvm_riscv_vcpu_sbi_sta_reset(struct kvm_vcpu *vcpu);
void kvm_riscv_vcpu_record_steal_time(struct kvm_vcpu *vcpu);
#endif /* __RISCV_KVM_HOST_H__ */
diff --git a/arch/riscv/include/asm/kvm_mmu.h b/arch/riscv/include/asm/kvm_mmu.h
new file mode 100644
index 000000000000..5439e76f0a96
--- /dev/null
+++ b/arch/riscv/include/asm/kvm_mmu.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2025 Ventana Micro Systems Inc.
+ */
+
+#ifndef __RISCV_KVM_MMU_H_
+#define __RISCV_KVM_MMU_H_
+
+#include <asm/kvm_gstage.h>
+
+int kvm_riscv_mmu_ioremap(struct kvm *kvm, gpa_t gpa, phys_addr_t hpa,
+ unsigned long size, bool writable, bool in_atomic);
+void kvm_riscv_mmu_iounmap(struct kvm *kvm, gpa_t gpa, unsigned long size);
+int kvm_riscv_mmu_map(struct kvm_vcpu *vcpu, struct kvm_memory_slot *memslot,
+ gpa_t gpa, unsigned long hva, bool is_write,
+ struct kvm_gstage_mapping *out_map);
+int kvm_riscv_mmu_alloc_pgd(struct kvm *kvm);
+void kvm_riscv_mmu_free_pgd(struct kvm *kvm);
+void kvm_riscv_mmu_update_hgatp(struct kvm_vcpu *vcpu);
+
+#endif
diff --git a/arch/riscv/include/asm/kvm_tlb.h b/arch/riscv/include/asm/kvm_tlb.h
new file mode 100644
index 000000000000..38a2f933ad3a
--- /dev/null
+++ b/arch/riscv/include/asm/kvm_tlb.h
@@ -0,0 +1,84 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2025 Ventana Micro Systems Inc.
+ */
+
+#ifndef __RISCV_KVM_TLB_H_
+#define __RISCV_KVM_TLB_H_
+
+#include <linux/kvm_types.h>
+
+enum kvm_riscv_hfence_type {
+ KVM_RISCV_HFENCE_UNKNOWN = 0,
+ KVM_RISCV_HFENCE_GVMA_VMID_GPA,
+ KVM_RISCV_HFENCE_GVMA_VMID_ALL,
+ KVM_RISCV_HFENCE_VVMA_ASID_GVA,
+ KVM_RISCV_HFENCE_VVMA_ASID_ALL,
+ KVM_RISCV_HFENCE_VVMA_GVA,
+ KVM_RISCV_HFENCE_VVMA_ALL
+};
+
+struct kvm_riscv_hfence {
+ enum kvm_riscv_hfence_type type;
+ unsigned long asid;
+ unsigned long vmid;
+ unsigned long order;
+ gpa_t addr;
+ gpa_t size;
+};
+
+#define KVM_RISCV_VCPU_MAX_HFENCE 64
+
+#define KVM_RISCV_GSTAGE_TLB_MIN_ORDER 12
+
+void kvm_riscv_local_hfence_gvma_vmid_gpa(unsigned long vmid,
+ gpa_t gpa, gpa_t gpsz,
+ unsigned long order);
+void kvm_riscv_local_hfence_gvma_vmid_all(unsigned long vmid);
+void kvm_riscv_local_hfence_gvma_gpa(gpa_t gpa, gpa_t gpsz,
+ unsigned long order);
+void kvm_riscv_local_hfence_gvma_all(void);
+void kvm_riscv_local_hfence_vvma_asid_gva(unsigned long vmid,
+ unsigned long asid,
+ unsigned long gva,
+ unsigned long gvsz,
+ unsigned long order);
+void kvm_riscv_local_hfence_vvma_asid_all(unsigned long vmid,
+ unsigned long asid);
+void kvm_riscv_local_hfence_vvma_gva(unsigned long vmid,
+ unsigned long gva, unsigned long gvsz,
+ unsigned long order);
+void kvm_riscv_local_hfence_vvma_all(unsigned long vmid);
+
+void kvm_riscv_tlb_flush_process(struct kvm_vcpu *vcpu);
+
+void kvm_riscv_fence_i_process(struct kvm_vcpu *vcpu);
+void kvm_riscv_hfence_vvma_all_process(struct kvm_vcpu *vcpu);
+void kvm_riscv_hfence_process(struct kvm_vcpu *vcpu);
+
+void kvm_riscv_fence_i(struct kvm *kvm,
+ unsigned long hbase, unsigned long hmask);
+void kvm_riscv_hfence_gvma_vmid_gpa(struct kvm *kvm,
+ unsigned long hbase, unsigned long hmask,
+ gpa_t gpa, gpa_t gpsz,
+ unsigned long order, unsigned long vmid);
+void kvm_riscv_hfence_gvma_vmid_all(struct kvm *kvm,
+ unsigned long hbase, unsigned long hmask,
+ unsigned long vmid);
+void kvm_riscv_hfence_vvma_asid_gva(struct kvm *kvm,
+ unsigned long hbase, unsigned long hmask,
+ unsigned long gva, unsigned long gvsz,
+ unsigned long order, unsigned long asid,
+ unsigned long vmid);
+void kvm_riscv_hfence_vvma_asid_all(struct kvm *kvm,
+ unsigned long hbase, unsigned long hmask,
+ unsigned long asid, unsigned long vmid);
+void kvm_riscv_hfence_vvma_gva(struct kvm *kvm,
+ unsigned long hbase, unsigned long hmask,
+ unsigned long gva, unsigned long gvsz,
+ unsigned long order, unsigned long vmid);
+void kvm_riscv_hfence_vvma_all(struct kvm *kvm,
+ unsigned long hbase, unsigned long hmask,
+ unsigned long vmid);
+
+#endif
diff --git a/arch/riscv/include/asm/kvm_vcpu_sbi.h b/arch/riscv/include/asm/kvm_vcpu_sbi.h
index 439ab2b3534f..d678fd7e5973 100644
--- a/arch/riscv/include/asm/kvm_vcpu_sbi.h
+++ b/arch/riscv/include/asm/kvm_vcpu_sbi.h
@@ -49,6 +49,16 @@ struct kvm_vcpu_sbi_extension {
/* Extension specific probe function */
unsigned long (*probe)(struct kvm_vcpu *vcpu);
+
+ /*
+ * Init/deinit function called once during VCPU init/destroy. These
+ * might be use if the SBI extensions need to allocate or do specific
+ * init time only configuration.
+ */
+ int (*init)(struct kvm_vcpu *vcpu);
+ void (*deinit)(struct kvm_vcpu *vcpu);
+
+ void (*reset)(struct kvm_vcpu *vcpu);
};
void kvm_riscv_vcpu_sbi_forward(struct kvm_vcpu *vcpu, struct kvm_run *run);
@@ -72,6 +82,8 @@ const struct kvm_vcpu_sbi_extension *kvm_vcpu_sbi_find_ext(
bool riscv_vcpu_supports_sbi_ext(struct kvm_vcpu *vcpu, int idx);
int kvm_riscv_vcpu_sbi_ecall(struct kvm_vcpu *vcpu, struct kvm_run *run);
void kvm_riscv_vcpu_sbi_init(struct kvm_vcpu *vcpu);
+void kvm_riscv_vcpu_sbi_deinit(struct kvm_vcpu *vcpu);
+void kvm_riscv_vcpu_sbi_reset(struct kvm_vcpu *vcpu);
int kvm_riscv_vcpu_get_reg_sbi_sta(struct kvm_vcpu *vcpu, unsigned long reg_num,
unsigned long *reg_val);
diff --git a/arch/riscv/include/asm/kvm_vmid.h b/arch/riscv/include/asm/kvm_vmid.h
new file mode 100644
index 000000000000..ab98e1434fb7
--- /dev/null
+++ b/arch/riscv/include/asm/kvm_vmid.h
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2025 Ventana Micro Systems Inc.
+ */
+
+#ifndef __RISCV_KVM_VMID_H_
+#define __RISCV_KVM_VMID_H_
+
+#include <linux/kvm_types.h>
+
+struct kvm_vmid {
+ /*
+ * Writes to vmid_version and vmid happen with vmid_lock held
+ * whereas reads happen without any lock held.
+ */
+ unsigned long vmid_version;
+ unsigned long vmid;
+};
+
+void __init kvm_riscv_gstage_vmid_detect(void);
+unsigned long kvm_riscv_gstage_vmid_bits(void);
+int kvm_riscv_gstage_vmid_init(struct kvm *kvm);
+bool kvm_riscv_gstage_vmid_ver_changed(struct kvm_vmid *vmid);
+void kvm_riscv_gstage_vmid_update(struct kvm_vcpu *vcpu);
+void kvm_riscv_gstage_vmid_sanitize(struct kvm_vcpu *vcpu);
+
+#endif
diff --git a/arch/riscv/include/uapi/asm/kvm.h b/arch/riscv/include/uapi/asm/kvm.h
index 5f59fd226cc5..ef27d4289da1 100644
--- a/arch/riscv/include/uapi/asm/kvm.h
+++ b/arch/riscv/include/uapi/asm/kvm.h
@@ -18,6 +18,7 @@
#define __KVM_HAVE_IRQ_LINE
#define KVM_COALESCED_MMIO_PAGE_OFFSET 1
+#define KVM_DIRTY_LOG_PAGE_OFFSET 64
#define KVM_INTERRUPT_SET -1U
#define KVM_INTERRUPT_UNSET -2U
diff --git a/arch/riscv/kernel/irq.c b/arch/riscv/kernel/irq.c
index 9ceda02507ca..b6af20bc300f 100644
--- a/arch/riscv/kernel/irq.c
+++ b/arch/riscv/kernel/irq.c
@@ -32,6 +32,40 @@ struct fwnode_handle *riscv_get_intc_hwnode(void)
}
EXPORT_SYMBOL_GPL(riscv_get_intc_hwnode);
+/**
+ * riscv_get_hart_index() - get hart index for interrupt delivery
+ * @fwnode: interrupt controller node
+ * @logical_index: index within the "interrupts-extended" property
+ * @hart_index: filled with the hart index to use
+ *
+ * RISC-V uses term "hart index" for its interrupt controllers, for the
+ * purpose of the interrupt routing to destination harts.
+ * It may be arbitrary numbers assigned to each destination hart in context
+ * of the particular interrupt domain.
+ *
+ * These numbers encoded in the optional property "riscv,hart-indexes"
+ * that should contain hart index for each interrupt destination in the same
+ * order as in the "interrupts-extended" property. If this property
+ * not exist, it assumed equal to the logical index, i.e. index within the
+ * "interrupts-extended" property.
+ *
+ * Return: error code
+ */
+int riscv_get_hart_index(struct fwnode_handle *fwnode, u32 logical_index,
+ u32 *hart_index)
+{
+ static const char *prop_hart_index = "riscv,hart-indexes";
+ struct device_node *np = to_of_node(fwnode);
+
+ if (!np || !of_property_present(np, prop_hart_index)) {
+ *hart_index = logical_index;
+ return 0;
+ }
+
+ return of_property_read_u32_index(np, prop_hart_index,
+ logical_index, hart_index);
+}
+
#ifdef CONFIG_IRQ_STACKS
#include <asm/irq_stack.h>
diff --git a/arch/riscv/kvm/Kconfig b/arch/riscv/kvm/Kconfig
index 704c2899197e..5a62091b0809 100644
--- a/arch/riscv/kvm/Kconfig
+++ b/arch/riscv/kvm/Kconfig
@@ -25,6 +25,7 @@ config KVM
select HAVE_KVM_MSI
select HAVE_KVM_VCPU_ASYNC_IOCTL
select HAVE_KVM_READONLY_MEM
+ select HAVE_KVM_DIRTY_RING_ACQ_REL
select KVM_COMMON
select KVM_GENERIC_DIRTYLOG_READ_PROTECT
select KVM_GENERIC_HARDWARE_ENABLING
diff --git a/arch/riscv/kvm/Makefile b/arch/riscv/kvm/Makefile
index 4e0bba91d284..4b199dc3e58b 100644
--- a/arch/riscv/kvm/Makefile
+++ b/arch/riscv/kvm/Makefile
@@ -14,6 +14,7 @@ kvm-y += aia.o
kvm-y += aia_aplic.o
kvm-y += aia_device.o
kvm-y += aia_imsic.o
+kvm-y += gstage.o
kvm-y += main.o
kvm-y += mmu.o
kvm-y += nacl.o
diff --git a/arch/riscv/kvm/aia_device.c b/arch/riscv/kvm/aia_device.c
index 806c41931cde..b195a93add1c 100644
--- a/arch/riscv/kvm/aia_device.c
+++ b/arch/riscv/kvm/aia_device.c
@@ -509,12 +509,12 @@ void kvm_riscv_vcpu_aia_reset(struct kvm_vcpu *vcpu)
kvm_riscv_vcpu_aia_imsic_reset(vcpu);
}
-int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu)
+void kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu)
{
struct kvm_vcpu_aia *vaia = &vcpu->arch.aia_context;
if (!kvm_riscv_aia_available())
- return 0;
+ return;
/*
* We don't do any memory allocations over here because these
@@ -526,8 +526,6 @@ int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu)
/* Initialize default values in AIA vcpu context */
vaia->imsic_addr = KVM_RISCV_AIA_UNDEF_ADDR;
vaia->hart_index = vcpu->vcpu_idx;
-
- return 0;
}
void kvm_riscv_vcpu_aia_deinit(struct kvm_vcpu *vcpu)
diff --git a/arch/riscv/kvm/aia_imsic.c b/arch/riscv/kvm/aia_imsic.c
index 2ff865943ebb..fda0346f0ea1 100644
--- a/arch/riscv/kvm/aia_imsic.c
+++ b/arch/riscv/kvm/aia_imsic.c
@@ -16,6 +16,7 @@
#include <linux/swab.h>
#include <kvm/iodev.h>
#include <asm/csr.h>
+#include <asm/kvm_mmu.h>
#define IMSIC_MAX_EIX (IMSIC_MAX_ID / BITS_PER_TYPE(u64))
@@ -745,9 +746,8 @@ void kvm_riscv_vcpu_aia_imsic_release(struct kvm_vcpu *vcpu)
*/
/* Purge the G-stage mapping */
- kvm_riscv_gstage_iounmap(vcpu->kvm,
- vcpu->arch.aia_context.imsic_addr,
- IMSIC_MMIO_PAGE_SZ);
+ kvm_riscv_mmu_iounmap(vcpu->kvm, vcpu->arch.aia_context.imsic_addr,
+ IMSIC_MMIO_PAGE_SZ);
/* TODO: Purge the IOMMU mapping ??? */
@@ -830,9 +830,9 @@ int kvm_riscv_vcpu_aia_imsic_update(struct kvm_vcpu *vcpu)
imsic_vsfile_local_clear(new_vsfile_hgei, imsic->nr_hw_eix);
/* Update G-stage mapping for the new IMSIC VS-file */
- ret = kvm_riscv_gstage_ioremap(kvm, vcpu->arch.aia_context.imsic_addr,
- new_vsfile_pa, IMSIC_MMIO_PAGE_SZ,
- true, true);
+ ret = kvm_riscv_mmu_ioremap(kvm, vcpu->arch.aia_context.imsic_addr,
+ new_vsfile_pa, IMSIC_MMIO_PAGE_SZ,
+ true, true);
if (ret)
goto fail_free_vsfile_hgei;
diff --git a/arch/riscv/kvm/gstage.c b/arch/riscv/kvm/gstage.c
new file mode 100644
index 000000000000..24c270d6d0e2
--- /dev/null
+++ b/arch/riscv/kvm/gstage.c
@@ -0,0 +1,338 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2019 Western Digital Corporation or its affiliates.
+ * Copyright (c) 2025 Ventana Micro Systems Inc.
+ */
+
+#include <linux/bitops.h>
+#include <linux/errno.h>
+#include <linux/kvm_host.h>
+#include <linux/module.h>
+#include <linux/pgtable.h>
+#include <asm/kvm_gstage.h>
+
+#ifdef CONFIG_64BIT
+unsigned long kvm_riscv_gstage_mode __ro_after_init = HGATP_MODE_SV39X4;
+unsigned long kvm_riscv_gstage_pgd_levels __ro_after_init = 3;
+#else
+unsigned long kvm_riscv_gstage_mode __ro_after_init = HGATP_MODE_SV32X4;
+unsigned long kvm_riscv_gstage_pgd_levels __ro_after_init = 2;
+#endif
+
+#define gstage_pte_leaf(__ptep) \
+ (pte_val(*(__ptep)) & (_PAGE_READ | _PAGE_WRITE | _PAGE_EXEC))
+
+static inline unsigned long gstage_pte_index(gpa_t addr, u32 level)
+{
+ unsigned long mask;
+ unsigned long shift = HGATP_PAGE_SHIFT + (kvm_riscv_gstage_index_bits * level);
+
+ if (level == (kvm_riscv_gstage_pgd_levels - 1))
+ mask = (PTRS_PER_PTE * (1UL << kvm_riscv_gstage_pgd_xbits)) - 1;
+ else
+ mask = PTRS_PER_PTE - 1;
+
+ return (addr >> shift) & mask;
+}
+
+static inline unsigned long gstage_pte_page_vaddr(pte_t pte)
+{
+ return (unsigned long)pfn_to_virt(__page_val_to_pfn(pte_val(pte)));
+}
+
+static int gstage_page_size_to_level(unsigned long page_size, u32 *out_level)
+{
+ u32 i;
+ unsigned long psz = 1UL << 12;
+
+ for (i = 0; i < kvm_riscv_gstage_pgd_levels; i++) {
+ if (page_size == (psz << (i * kvm_riscv_gstage_index_bits))) {
+ *out_level = i;
+ return 0;
+ }
+ }
+
+ return -EINVAL;
+}
+
+static int gstage_level_to_page_order(u32 level, unsigned long *out_pgorder)
+{
+ if (kvm_riscv_gstage_pgd_levels < level)
+ return -EINVAL;
+
+ *out_pgorder = 12 + (level * kvm_riscv_gstage_index_bits);
+ return 0;
+}
+
+static int gstage_level_to_page_size(u32 level, unsigned long *out_pgsize)
+{
+ int rc;
+ unsigned long page_order = PAGE_SHIFT;
+
+ rc = gstage_level_to_page_order(level, &page_order);
+ if (rc)
+ return rc;
+
+ *out_pgsize = BIT(page_order);
+ return 0;
+}
+
+bool kvm_riscv_gstage_get_leaf(struct kvm_gstage *gstage, gpa_t addr,
+ pte_t **ptepp, u32 *ptep_level)
+{
+ pte_t *ptep;
+ u32 current_level = kvm_riscv_gstage_pgd_levels - 1;
+
+ *ptep_level = current_level;
+ ptep = (pte_t *)gstage->pgd;
+ ptep = &ptep[gstage_pte_index(addr, current_level)];
+ while (ptep && pte_val(ptep_get(ptep))) {
+ if (gstage_pte_leaf(ptep)) {
+ *ptep_level = current_level;
+ *ptepp = ptep;
+ return true;
+ }
+
+ if (current_level) {
+ current_level--;
+ *ptep_level = current_level;
+ ptep = (pte_t *)gstage_pte_page_vaddr(ptep_get(ptep));
+ ptep = &ptep[gstage_pte_index(addr, current_level)];
+ } else {
+ ptep = NULL;
+ }
+ }
+
+ return false;
+}
+
+static void gstage_tlb_flush(struct kvm_gstage *gstage, u32 level, gpa_t addr)
+{
+ unsigned long order = PAGE_SHIFT;
+
+ if (gstage_level_to_page_order(level, &order))
+ return;
+ addr &= ~(BIT(order) - 1);
+
+ if (gstage->flags & KVM_GSTAGE_FLAGS_LOCAL)
+ kvm_riscv_local_hfence_gvma_vmid_gpa(gstage->vmid, addr, BIT(order), order);
+ else
+ kvm_riscv_hfence_gvma_vmid_gpa(gstage->kvm, -1UL, 0, addr, BIT(order), order,
+ gstage->vmid);
+}
+
+int kvm_riscv_gstage_set_pte(struct kvm_gstage *gstage,
+ struct kvm_mmu_memory_cache *pcache,
+ const struct kvm_gstage_mapping *map)
+{
+ u32 current_level = kvm_riscv_gstage_pgd_levels - 1;
+ pte_t *next_ptep = (pte_t *)gstage->pgd;
+ pte_t *ptep = &next_ptep[gstage_pte_index(map->addr, current_level)];
+
+ if (current_level < map->level)
+ return -EINVAL;
+
+ while (current_level != map->level) {
+ if (gstage_pte_leaf(ptep))
+ return -EEXIST;
+
+ if (!pte_val(ptep_get(ptep))) {
+ if (!pcache)
+ return -ENOMEM;
+ next_ptep = kvm_mmu_memory_cache_alloc(pcache);
+ if (!next_ptep)
+ return -ENOMEM;
+ set_pte(ptep, pfn_pte(PFN_DOWN(__pa(next_ptep)),
+ __pgprot(_PAGE_TABLE)));
+ } else {
+ if (gstage_pte_leaf(ptep))
+ return -EEXIST;
+ next_ptep = (pte_t *)gstage_pte_page_vaddr(ptep_get(ptep));
+ }
+
+ current_level--;
+ ptep = &next_ptep[gstage_pte_index(map->addr, current_level)];
+ }
+
+ if (pte_val(*ptep) != pte_val(map->pte)) {
+ set_pte(ptep, map->pte);
+ if (gstage_pte_leaf(ptep))
+ gstage_tlb_flush(gstage, current_level, map->addr);
+ }
+
+ return 0;
+}
+
+int kvm_riscv_gstage_map_page(struct kvm_gstage *gstage,
+ struct kvm_mmu_memory_cache *pcache,
+ gpa_t gpa, phys_addr_t hpa, unsigned long page_size,
+ bool page_rdonly, bool page_exec,
+ struct kvm_gstage_mapping *out_map)
+{
+ pgprot_t prot;
+ int ret;
+
+ out_map->addr = gpa;
+ out_map->level = 0;
+
+ ret = gstage_page_size_to_level(page_size, &out_map->level);
+ if (ret)
+ return ret;
+
+ /*
+ * A RISC-V implementation can choose to either:
+ * 1) Update 'A' and 'D' PTE bits in hardware
+ * 2) Generate page fault when 'A' and/or 'D' bits are not set
+ * PTE so that software can update these bits.
+ *
+ * We support both options mentioned above. To achieve this, we
+ * always set 'A' and 'D' PTE bits at time of creating G-stage
+ * mapping. To support KVM dirty page logging with both options
+ * mentioned above, we will write-protect G-stage PTEs to track
+ * dirty pages.
+ */
+
+ if (page_exec) {
+ if (page_rdonly)
+ prot = PAGE_READ_EXEC;
+ else
+ prot = PAGE_WRITE_EXEC;
+ } else {
+ if (page_rdonly)
+ prot = PAGE_READ;
+ else
+ prot = PAGE_WRITE;
+ }
+ out_map->pte = pfn_pte(PFN_DOWN(hpa), prot);
+ out_map->pte = pte_mkdirty(out_map->pte);
+
+ return kvm_riscv_gstage_set_pte(gstage, pcache, out_map);
+}
+
+void kvm_riscv_gstage_op_pte(struct kvm_gstage *gstage, gpa_t addr,
+ pte_t *ptep, u32 ptep_level, enum kvm_riscv_gstage_op op)
+{
+ int i, ret;
+ pte_t old_pte, *next_ptep;
+ u32 next_ptep_level;
+ unsigned long next_page_size, page_size;
+
+ ret = gstage_level_to_page_size(ptep_level, &page_size);
+ if (ret)
+ return;
+
+ WARN_ON(addr & (page_size - 1));
+
+ if (!pte_val(ptep_get(ptep)))
+ return;
+
+ if (ptep_level && !gstage_pte_leaf(ptep)) {
+ next_ptep = (pte_t *)gstage_pte_page_vaddr(ptep_get(ptep));
+ next_ptep_level = ptep_level - 1;
+ ret = gstage_level_to_page_size(next_ptep_level, &next_page_size);
+ if (ret)
+ return;
+
+ if (op == GSTAGE_OP_CLEAR)
+ set_pte(ptep, __pte(0));
+ for (i = 0; i < PTRS_PER_PTE; i++)
+ kvm_riscv_gstage_op_pte(gstage, addr + i * next_page_size,
+ &next_ptep[i], next_ptep_level, op);
+ if (op == GSTAGE_OP_CLEAR)
+ put_page(virt_to_page(next_ptep));
+ } else {
+ old_pte = *ptep;
+ if (op == GSTAGE_OP_CLEAR)
+ set_pte(ptep, __pte(0));
+ else if (op == GSTAGE_OP_WP)
+ set_pte(ptep, __pte(pte_val(ptep_get(ptep)) & ~_PAGE_WRITE));
+ if (pte_val(*ptep) != pte_val(old_pte))
+ gstage_tlb_flush(gstage, ptep_level, addr);
+ }
+}
+
+void kvm_riscv_gstage_unmap_range(struct kvm_gstage *gstage,
+ gpa_t start, gpa_t size, bool may_block)
+{
+ int ret;
+ pte_t *ptep;
+ u32 ptep_level;
+ bool found_leaf;
+ unsigned long page_size;
+ gpa_t addr = start, end = start + size;
+
+ while (addr < end) {
+ found_leaf = kvm_riscv_gstage_get_leaf(gstage, addr, &ptep, &ptep_level);
+ ret = gstage_level_to_page_size(ptep_level, &page_size);
+ if (ret)
+ break;
+
+ if (!found_leaf)
+ goto next;
+
+ if (!(addr & (page_size - 1)) && ((end - addr) >= page_size))
+ kvm_riscv_gstage_op_pte(gstage, addr, ptep,
+ ptep_level, GSTAGE_OP_CLEAR);
+
+next:
+ addr += page_size;
+
+ /*
+ * If the range is too large, release the kvm->mmu_lock
+ * to prevent starvation and lockup detector warnings.
+ */
+ if (!(gstage->flags & KVM_GSTAGE_FLAGS_LOCAL) && may_block && addr < end)
+ cond_resched_lock(&gstage->kvm->mmu_lock);
+ }
+}
+
+void kvm_riscv_gstage_wp_range(struct kvm_gstage *gstage, gpa_t start, gpa_t end)
+{
+ int ret;
+ pte_t *ptep;
+ u32 ptep_level;
+ bool found_leaf;
+ gpa_t addr = start;
+ unsigned long page_size;
+
+ while (addr < end) {
+ found_leaf = kvm_riscv_gstage_get_leaf(gstage, addr, &ptep, &ptep_level);
+ ret = gstage_level_to_page_size(ptep_level, &page_size);
+ if (ret)
+ break;
+
+ if (!found_leaf)
+ goto next;
+
+ if (!(addr & (page_size - 1)) && ((end - addr) >= page_size))
+ kvm_riscv_gstage_op_pte(gstage, addr, ptep,
+ ptep_level, GSTAGE_OP_WP);
+
+next:
+ addr += page_size;
+ }
+}
+
+void __init kvm_riscv_gstage_mode_detect(void)
+{
+#ifdef CONFIG_64BIT
+ /* Try Sv57x4 G-stage mode */
+ csr_write(CSR_HGATP, HGATP_MODE_SV57X4 << HGATP_MODE_SHIFT);
+ if ((csr_read(CSR_HGATP) >> HGATP_MODE_SHIFT) == HGATP_MODE_SV57X4) {
+ kvm_riscv_gstage_mode = HGATP_MODE_SV57X4;
+ kvm_riscv_gstage_pgd_levels = 5;
+ goto skip_sv48x4_test;
+ }
+
+ /* Try Sv48x4 G-stage mode */
+ csr_write(CSR_HGATP, HGATP_MODE_SV48X4 << HGATP_MODE_SHIFT);
+ if ((csr_read(CSR_HGATP) >> HGATP_MODE_SHIFT) == HGATP_MODE_SV48X4) {
+ kvm_riscv_gstage_mode = HGATP_MODE_SV48X4;
+ kvm_riscv_gstage_pgd_levels = 4;
+ }
+skip_sv48x4_test:
+
+ csr_write(CSR_HGATP, 0);
+ kvm_riscv_local_hfence_gvma_all();
+#endif
+}
diff --git a/arch/riscv/kvm/main.c b/arch/riscv/kvm/main.c
index 4b24705dc63a..67c876de74ef 100644
--- a/arch/riscv/kvm/main.c
+++ b/arch/riscv/kvm/main.c
@@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/kvm_host.h>
#include <asm/cpufeature.h>
+#include <asm/kvm_mmu.h>
#include <asm/kvm_nacl.h>
#include <asm/sbi.h>
@@ -134,7 +135,7 @@ static int __init riscv_kvm_init(void)
(rc) ? slist : "no features");
}
- switch (kvm_riscv_gstage_mode()) {
+ switch (kvm_riscv_gstage_mode) {
case HGATP_MODE_SV32X4:
str = "Sv32x4";
break;
diff --git a/arch/riscv/kvm/mmu.c b/arch/riscv/kvm/mmu.c
index 1087ea74567b..a1c3b2ec1dde 100644
--- a/arch/riscv/kvm/mmu.c
+++ b/arch/riscv/kvm/mmu.c
@@ -6,348 +6,38 @@
* Anup Patel <anup.patel@wdc.com>
*/
-#include <linux/bitops.h>
#include <linux/errno.h>
-#include <linux/err.h>
#include <linux/hugetlb.h>
#include <linux/module.h>
#include <linux/uaccess.h>
#include <linux/vmalloc.h>
#include <linux/kvm_host.h>
#include <linux/sched/signal.h>
+#include <asm/kvm_mmu.h>
#include <asm/kvm_nacl.h>
-#include <asm/page.h>
-#include <asm/pgtable.h>
-
-#ifdef CONFIG_64BIT
-static unsigned long gstage_mode __ro_after_init = (HGATP_MODE_SV39X4 << HGATP_MODE_SHIFT);
-static unsigned long gstage_pgd_levels __ro_after_init = 3;
-#define gstage_index_bits 9
-#else
-static unsigned long gstage_mode __ro_after_init = (HGATP_MODE_SV32X4 << HGATP_MODE_SHIFT);
-static unsigned long gstage_pgd_levels __ro_after_init = 2;
-#define gstage_index_bits 10
-#endif
-
-#define gstage_pgd_xbits 2
-#define gstage_pgd_size (1UL << (HGATP_PAGE_SHIFT + gstage_pgd_xbits))
-#define gstage_gpa_bits (HGATP_PAGE_SHIFT + \
- (gstage_pgd_levels * gstage_index_bits) + \
- gstage_pgd_xbits)
-#define gstage_gpa_size ((gpa_t)(1ULL << gstage_gpa_bits))
-
-#define gstage_pte_leaf(__ptep) \
- (pte_val(*(__ptep)) & (_PAGE_READ | _PAGE_WRITE | _PAGE_EXEC))
-
-static inline unsigned long gstage_pte_index(gpa_t addr, u32 level)
-{
- unsigned long mask;
- unsigned long shift = HGATP_PAGE_SHIFT + (gstage_index_bits * level);
-
- if (level == (gstage_pgd_levels - 1))
- mask = (PTRS_PER_PTE * (1UL << gstage_pgd_xbits)) - 1;
- else
- mask = PTRS_PER_PTE - 1;
-
- return (addr >> shift) & mask;
-}
-
-static inline unsigned long gstage_pte_page_vaddr(pte_t pte)
-{
- return (unsigned long)pfn_to_virt(__page_val_to_pfn(pte_val(pte)));
-}
-
-static int gstage_page_size_to_level(unsigned long page_size, u32 *out_level)
-{
- u32 i;
- unsigned long psz = 1UL << 12;
-
- for (i = 0; i < gstage_pgd_levels; i++) {
- if (page_size == (psz << (i * gstage_index_bits))) {
- *out_level = i;
- return 0;
- }
- }
-
- return -EINVAL;
-}
-
-static int gstage_level_to_page_order(u32 level, unsigned long *out_pgorder)
-{
- if (gstage_pgd_levels < level)
- return -EINVAL;
-
- *out_pgorder = 12 + (level * gstage_index_bits);
- return 0;
-}
-
-static int gstage_level_to_page_size(u32 level, unsigned long *out_pgsize)
-{
- int rc;
- unsigned long page_order = PAGE_SHIFT;
-
- rc = gstage_level_to_page_order(level, &page_order);
- if (rc)
- return rc;
-
- *out_pgsize = BIT(page_order);
- return 0;
-}
-
-static bool gstage_get_leaf_entry(struct kvm *kvm, gpa_t addr,
- pte_t **ptepp, u32 *ptep_level)
-{
- pte_t *ptep;
- u32 current_level = gstage_pgd_levels - 1;
-
- *ptep_level = current_level;
- ptep = (pte_t *)kvm->arch.pgd;
- ptep = &ptep[gstage_pte_index(addr, current_level)];
- while (ptep && pte_val(ptep_get(ptep))) {
- if (gstage_pte_leaf(ptep)) {
- *ptep_level = current_level;
- *ptepp = ptep;
- return true;
- }
-
- if (current_level) {
- current_level--;
- *ptep_level = current_level;
- ptep = (pte_t *)gstage_pte_page_vaddr(ptep_get(ptep));
- ptep = &ptep[gstage_pte_index(addr, current_level)];
- } else {
- ptep = NULL;
- }
- }
-
- return false;
-}
-
-static void gstage_remote_tlb_flush(struct kvm *kvm, u32 level, gpa_t addr)
-{
- unsigned long order = PAGE_SHIFT;
-
- if (gstage_level_to_page_order(level, &order))
- return;
- addr &= ~(BIT(order) - 1);
-
- kvm_riscv_hfence_gvma_vmid_gpa(kvm, -1UL, 0, addr, BIT(order), order);
-}
-
-static int gstage_set_pte(struct kvm *kvm, u32 level,
- struct kvm_mmu_memory_cache *pcache,
- gpa_t addr, const pte_t *new_pte)
-{
- u32 current_level = gstage_pgd_levels - 1;
- pte_t *next_ptep = (pte_t *)kvm->arch.pgd;
- pte_t *ptep = &next_ptep[gstage_pte_index(addr, current_level)];
-
- if (current_level < level)
- return -EINVAL;
-
- while (current_level != level) {
- if (gstage_pte_leaf(ptep))
- return -EEXIST;
-
- if (!pte_val(ptep_get(ptep))) {
- if (!pcache)
- return -ENOMEM;
- next_ptep = kvm_mmu_memory_cache_alloc(pcache);
- if (!next_ptep)
- return -ENOMEM;
- set_pte(ptep, pfn_pte(PFN_DOWN(__pa(next_ptep)),
- __pgprot(_PAGE_TABLE)));
- } else {
- if (gstage_pte_leaf(ptep))
- return -EEXIST;
- next_ptep = (pte_t *)gstage_pte_page_vaddr(ptep_get(ptep));
- }
-
- current_level--;
- ptep = &next_ptep[gstage_pte_index(addr, current_level)];
- }
-
- set_pte(ptep, *new_pte);
- if (gstage_pte_leaf(ptep))
- gstage_remote_tlb_flush(kvm, current_level, addr);
-
- return 0;
-}
-
-static int gstage_map_page(struct kvm *kvm,
- struct kvm_mmu_memory_cache *pcache,
- gpa_t gpa, phys_addr_t hpa,
- unsigned long page_size,
- bool page_rdonly, bool page_exec)
-{
- int ret;
- u32 level = 0;
- pte_t new_pte;
- pgprot_t prot;
-
- ret = gstage_page_size_to_level(page_size, &level);
- if (ret)
- return ret;
-
- /*
- * A RISC-V implementation can choose to either:
- * 1) Update 'A' and 'D' PTE bits in hardware
- * 2) Generate page fault when 'A' and/or 'D' bits are not set
- * PTE so that software can update these bits.
- *
- * We support both options mentioned above. To achieve this, we
- * always set 'A' and 'D' PTE bits at time of creating G-stage
- * mapping. To support KVM dirty page logging with both options
- * mentioned above, we will write-protect G-stage PTEs to track
- * dirty pages.
- */
- if (page_exec) {
- if (page_rdonly)
- prot = PAGE_READ_EXEC;
- else
- prot = PAGE_WRITE_EXEC;
- } else {
- if (page_rdonly)
- prot = PAGE_READ;
- else
- prot = PAGE_WRITE;
- }
- new_pte = pfn_pte(PFN_DOWN(hpa), prot);
- new_pte = pte_mkdirty(new_pte);
-
- return gstage_set_pte(kvm, level, pcache, gpa, &new_pte);
-}
-
-enum gstage_op {
- GSTAGE_OP_NOP = 0, /* Nothing */
- GSTAGE_OP_CLEAR, /* Clear/Unmap */
- GSTAGE_OP_WP, /* Write-protect */
-};
-
-static void gstage_op_pte(struct kvm *kvm, gpa_t addr,
- pte_t *ptep, u32 ptep_level, enum gstage_op op)
-{
- int i, ret;
- pte_t *next_ptep;
- u32 next_ptep_level;
- unsigned long next_page_size, page_size;
-
- ret = gstage_level_to_page_size(ptep_level, &page_size);
- if (ret)
- return;
-
- BUG_ON(addr & (page_size - 1));
-
- if (!pte_val(ptep_get(ptep)))
- return;
-
- if (ptep_level && !gstage_pte_leaf(ptep)) {
- next_ptep = (pte_t *)gstage_pte_page_vaddr(ptep_get(ptep));
- next_ptep_level = ptep_level - 1;
- ret = gstage_level_to_page_size(next_ptep_level,
- &next_page_size);
- if (ret)
- return;
-
- if (op == GSTAGE_OP_CLEAR)
- set_pte(ptep, __pte(0));
- for (i = 0; i < PTRS_PER_PTE; i++)
- gstage_op_pte(kvm, addr + i * next_page_size,
- &next_ptep[i], next_ptep_level, op);
- if (op == GSTAGE_OP_CLEAR)
- put_page(virt_to_page(next_ptep));
- } else {
- if (op == GSTAGE_OP_CLEAR)
- set_pte(ptep, __pte(0));
- else if (op == GSTAGE_OP_WP)
- set_pte(ptep, __pte(pte_val(ptep_get(ptep)) & ~_PAGE_WRITE));
- gstage_remote_tlb_flush(kvm, ptep_level, addr);
- }
-}
-
-static void gstage_unmap_range(struct kvm *kvm, gpa_t start,
- gpa_t size, bool may_block)
-{
- int ret;
- pte_t *ptep;
- u32 ptep_level;
- bool found_leaf;
- unsigned long page_size;
- gpa_t addr = start, end = start + size;
-
- while (addr < end) {
- found_leaf = gstage_get_leaf_entry(kvm, addr,
- &ptep, &ptep_level);
- ret = gstage_level_to_page_size(ptep_level, &page_size);
- if (ret)
- break;
-
- if (!found_leaf)
- goto next;
-
- if (!(addr & (page_size - 1)) && ((end - addr) >= page_size))
- gstage_op_pte(kvm, addr, ptep,
- ptep_level, GSTAGE_OP_CLEAR);
-
-next:
- addr += page_size;
-
- /*
- * If the range is too large, release the kvm->mmu_lock
- * to prevent starvation and lockup detector warnings.
- */
- if (may_block && addr < end)
- cond_resched_lock(&kvm->mmu_lock);
- }
-}
-
-static void gstage_wp_range(struct kvm *kvm, gpa_t start, gpa_t end)
-{
- int ret;
- pte_t *ptep;
- u32 ptep_level;
- bool found_leaf;
- gpa_t addr = start;
- unsigned long page_size;
-
- while (addr < end) {
- found_leaf = gstage_get_leaf_entry(kvm, addr,
- &ptep, &ptep_level);
- ret = gstage_level_to_page_size(ptep_level, &page_size);
- if (ret)
- break;
-
- if (!found_leaf)
- goto next;
-
- if (!(addr & (page_size - 1)) && ((end - addr) >= page_size))
- gstage_op_pte(kvm, addr, ptep,
- ptep_level, GSTAGE_OP_WP);
-
-next:
- addr += page_size;
- }
-}
-
-static void gstage_wp_memory_region(struct kvm *kvm, int slot)
+static void mmu_wp_memory_region(struct kvm *kvm, int slot)
{
struct kvm_memslots *slots = kvm_memslots(kvm);
struct kvm_memory_slot *memslot = id_to_memslot(slots, slot);
phys_addr_t start = memslot->base_gfn << PAGE_SHIFT;
phys_addr_t end = (memslot->base_gfn + memslot->npages) << PAGE_SHIFT;
+ struct kvm_gstage gstage;
+
+ gstage.kvm = kvm;
+ gstage.flags = 0;
+ gstage.vmid = READ_ONCE(kvm->arch.vmid.vmid);
+ gstage.pgd = kvm->arch.pgd;
spin_lock(&kvm->mmu_lock);
- gstage_wp_range(kvm, start, end);
+ kvm_riscv_gstage_wp_range(&gstage, start, end);
spin_unlock(&kvm->mmu_lock);
- kvm_flush_remote_tlbs(kvm);
+ kvm_flush_remote_tlbs_memslot(kvm, memslot);
}
-int kvm_riscv_gstage_ioremap(struct kvm *kvm, gpa_t gpa,
- phys_addr_t hpa, unsigned long size,
- bool writable, bool in_atomic)
+int kvm_riscv_mmu_ioremap(struct kvm *kvm, gpa_t gpa, phys_addr_t hpa,
+ unsigned long size, bool writable, bool in_atomic)
{
- pte_t pte;
int ret = 0;
unsigned long pfn;
phys_addr_t addr, end;
@@ -355,22 +45,31 @@ int kvm_riscv_gstage_ioremap(struct kvm *kvm, gpa_t gpa,
.gfp_custom = (in_atomic) ? GFP_ATOMIC | __GFP_ACCOUNT : 0,
.gfp_zero = __GFP_ZERO,
};
+ struct kvm_gstage_mapping map;
+ struct kvm_gstage gstage;
+
+ gstage.kvm = kvm;
+ gstage.flags = 0;
+ gstage.vmid = READ_ONCE(kvm->arch.vmid.vmid);
+ gstage.pgd = kvm->arch.pgd;
end = (gpa + size + PAGE_SIZE - 1) & PAGE_MASK;
pfn = __phys_to_pfn(hpa);
for (addr = gpa; addr < end; addr += PAGE_SIZE) {
- pte = pfn_pte(pfn, PAGE_KERNEL_IO);
+ map.addr = addr;
+ map.pte = pfn_pte(pfn, PAGE_KERNEL_IO);
+ map.level = 0;
if (!writable)
- pte = pte_wrprotect(pte);
+ map.pte = pte_wrprotect(map.pte);
- ret = kvm_mmu_topup_memory_cache(&pcache, gstage_pgd_levels);
+ ret = kvm_mmu_topup_memory_cache(&pcache, kvm_riscv_gstage_pgd_levels);
if (ret)
goto out;
spin_lock(&kvm->mmu_lock);
- ret = gstage_set_pte(kvm, 0, &pcache, addr, &pte);
+ ret = kvm_riscv_gstage_set_pte(&gstage, &pcache, &map);
spin_unlock(&kvm->mmu_lock);
if (ret)
goto out;
@@ -383,10 +82,17 @@ out:
return ret;
}
-void kvm_riscv_gstage_iounmap(struct kvm *kvm, gpa_t gpa, unsigned long size)
+void kvm_riscv_mmu_iounmap(struct kvm *kvm, gpa_t gpa, unsigned long size)
{
+ struct kvm_gstage gstage;
+
+ gstage.kvm = kvm;
+ gstage.flags = 0;
+ gstage.vmid = READ_ONCE(kvm->arch.vmid.vmid);
+ gstage.pgd = kvm->arch.pgd;
+
spin_lock(&kvm->mmu_lock);
- gstage_unmap_range(kvm, gpa, size, false);
+ kvm_riscv_gstage_unmap_range(&gstage, gpa, size, false);
spin_unlock(&kvm->mmu_lock);
}
@@ -398,8 +104,14 @@ void kvm_arch_mmu_enable_log_dirty_pt_masked(struct kvm *kvm,
phys_addr_t base_gfn = slot->base_gfn + gfn_offset;
phys_addr_t start = (base_gfn + __ffs(mask)) << PAGE_SHIFT;
phys_addr_t end = (base_gfn + __fls(mask) + 1) << PAGE_SHIFT;
+ struct kvm_gstage gstage;
- gstage_wp_range(kvm, start, end);
+ gstage.kvm = kvm;
+ gstage.flags = 0;
+ gstage.vmid = READ_ONCE(kvm->arch.vmid.vmid);
+ gstage.pgd = kvm->arch.pgd;
+
+ kvm_riscv_gstage_wp_range(&gstage, start, end);
}
void kvm_arch_sync_dirty_log(struct kvm *kvm, struct kvm_memory_slot *memslot)
@@ -416,7 +128,7 @@ void kvm_arch_memslots_updated(struct kvm *kvm, u64 gen)
void kvm_arch_flush_shadow_all(struct kvm *kvm)
{
- kvm_riscv_gstage_free_pgd(kvm);
+ kvm_riscv_mmu_free_pgd(kvm);
}
void kvm_arch_flush_shadow_memslot(struct kvm *kvm,
@@ -424,9 +136,15 @@ void kvm_arch_flush_shadow_memslot(struct kvm *kvm,
{
gpa_t gpa = slot->base_gfn << PAGE_SHIFT;
phys_addr_t size = slot->npages << PAGE_SHIFT;
+ struct kvm_gstage gstage;
+
+ gstage.kvm = kvm;
+ gstage.flags = 0;
+ gstage.vmid = READ_ONCE(kvm->arch.vmid.vmid);
+ gstage.pgd = kvm->arch.pgd;
spin_lock(&kvm->mmu_lock);
- gstage_unmap_range(kvm, gpa, size, false);
+ kvm_riscv_gstage_unmap_range(&gstage, gpa, size, false);
spin_unlock(&kvm->mmu_lock);
}
@@ -441,7 +159,7 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
* the memory slot is write protected.
*/
if (change != KVM_MR_DELETE && new->flags & KVM_MEM_LOG_DIRTY_PAGES)
- gstage_wp_memory_region(kvm, new->id);
+ mmu_wp_memory_region(kvm, new->id);
}
int kvm_arch_prepare_memory_region(struct kvm *kvm,
@@ -463,7 +181,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
* space addressable by the KVM guest GPA space.
*/
if ((new->base_gfn + new->npages) >=
- (gstage_gpa_size >> PAGE_SHIFT))
+ (kvm_riscv_gstage_gpa_size >> PAGE_SHIFT))
return -EFAULT;
hva = new->userspace_addr;
@@ -487,10 +205,11 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
* +--------------------------------------------+
*/
do {
- struct vm_area_struct *vma = find_vma(current->mm, hva);
+ struct vm_area_struct *vma;
hva_t vm_start, vm_end;
- if (!vma || vma->vm_start >= reg_end)
+ vma = find_vma_intersection(current->mm, hva, reg_end);
+ if (!vma)
break;
/*
@@ -519,9 +238,8 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
goto out;
}
- ret = kvm_riscv_gstage_ioremap(kvm, gpa, pa,
- vm_end - vm_start,
- writable, false);
+ ret = kvm_riscv_mmu_ioremap(kvm, gpa, pa, vm_end - vm_start,
+ writable, false);
if (ret)
break;
}
@@ -532,7 +250,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
goto out;
if (ret)
- kvm_riscv_gstage_iounmap(kvm, base_gpa, size);
+ kvm_riscv_mmu_iounmap(kvm, base_gpa, size);
out:
mmap_read_unlock(current->mm);
@@ -541,12 +259,18 @@ out:
bool kvm_unmap_gfn_range(struct kvm *kvm, struct kvm_gfn_range *range)
{
+ struct kvm_gstage gstage;
+
if (!kvm->arch.pgd)
return false;
- gstage_unmap_range(kvm, range->start << PAGE_SHIFT,
- (range->end - range->start) << PAGE_SHIFT,
- range->may_block);
+ gstage.kvm = kvm;
+ gstage.flags = 0;
+ gstage.vmid = READ_ONCE(kvm->arch.vmid.vmid);
+ gstage.pgd = kvm->arch.pgd;
+ kvm_riscv_gstage_unmap_range(&gstage, range->start << PAGE_SHIFT,
+ (range->end - range->start) << PAGE_SHIFT,
+ range->may_block);
return false;
}
@@ -555,14 +279,19 @@ bool kvm_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range)
pte_t *ptep;
u32 ptep_level = 0;
u64 size = (range->end - range->start) << PAGE_SHIFT;
+ struct kvm_gstage gstage;
if (!kvm->arch.pgd)
return false;
WARN_ON(size != PAGE_SIZE && size != PMD_SIZE && size != PUD_SIZE);
- if (!gstage_get_leaf_entry(kvm, range->start << PAGE_SHIFT,
- &ptep, &ptep_level))
+ gstage.kvm = kvm;
+ gstage.flags = 0;
+ gstage.vmid = READ_ONCE(kvm->arch.vmid.vmid);
+ gstage.pgd = kvm->arch.pgd;
+ if (!kvm_riscv_gstage_get_leaf(&gstage, range->start << PAGE_SHIFT,
+ &ptep, &ptep_level))
return false;
return ptep_test_and_clear_young(NULL, 0, ptep);
@@ -573,22 +302,27 @@ bool kvm_test_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range)
pte_t *ptep;
u32 ptep_level = 0;
u64 size = (range->end - range->start) << PAGE_SHIFT;
+ struct kvm_gstage gstage;
if (!kvm->arch.pgd)
return false;
WARN_ON(size != PAGE_SIZE && size != PMD_SIZE && size != PUD_SIZE);
- if (!gstage_get_leaf_entry(kvm, range->start << PAGE_SHIFT,
- &ptep, &ptep_level))
+ gstage.kvm = kvm;
+ gstage.flags = 0;
+ gstage.vmid = READ_ONCE(kvm->arch.vmid.vmid);
+ gstage.pgd = kvm->arch.pgd;
+ if (!kvm_riscv_gstage_get_leaf(&gstage, range->start << PAGE_SHIFT,
+ &ptep, &ptep_level))
return false;
return pte_young(ptep_get(ptep));
}
-int kvm_riscv_gstage_map(struct kvm_vcpu *vcpu,
- struct kvm_memory_slot *memslot,
- gpa_t gpa, unsigned long hva, bool is_write)
+int kvm_riscv_mmu_map(struct kvm_vcpu *vcpu, struct kvm_memory_slot *memslot,
+ gpa_t gpa, unsigned long hva, bool is_write,
+ struct kvm_gstage_mapping *out_map)
{
int ret;
kvm_pfn_t hfn;
@@ -601,10 +335,19 @@ int kvm_riscv_gstage_map(struct kvm_vcpu *vcpu,
bool logging = (memslot->dirty_bitmap &&
!(memslot->flags & KVM_MEM_READONLY)) ? true : false;
unsigned long vma_pagesize, mmu_seq;
+ struct kvm_gstage gstage;
struct page *page;
+ gstage.kvm = kvm;
+ gstage.flags = 0;
+ gstage.vmid = READ_ONCE(kvm->arch.vmid.vmid);
+ gstage.pgd = kvm->arch.pgd;
+
+ /* Setup initial state of output mapping */
+ memset(out_map, 0, sizeof(*out_map));
+
/* We need minimum second+third level pages */
- ret = kvm_mmu_topup_memory_cache(pcache, gstage_pgd_levels);
+ ret = kvm_mmu_topup_memory_cache(pcache, kvm_riscv_gstage_pgd_levels);
if (ret) {
kvm_err("Failed to topup G-stage cache\n");
return ret;
@@ -648,7 +391,8 @@ int kvm_riscv_gstage_map(struct kvm_vcpu *vcpu,
return -EFAULT;
}
- hfn = kvm_faultin_pfn(vcpu, gfn, is_write, &writable, &page);
+ hfn = __kvm_faultin_pfn(memslot, gfn, is_write ? FOLL_WRITE : 0,
+ &writable, &page);
if (hfn == KVM_PFN_ERR_HWPOISON) {
send_sig_mceerr(BUS_MCEERR_AR, (void __user *)hva,
vma_pageshift, current);
@@ -670,12 +414,12 @@ int kvm_riscv_gstage_map(struct kvm_vcpu *vcpu,
goto out_unlock;
if (writable) {
- mark_page_dirty(kvm, gfn);
- ret = gstage_map_page(kvm, pcache, gpa, hfn << PAGE_SHIFT,
- vma_pagesize, false, true);
+ mark_page_dirty_in_slot(kvm, memslot, gfn);
+ ret = kvm_riscv_gstage_map_page(&gstage, pcache, gpa, hfn << PAGE_SHIFT,
+ vma_pagesize, false, true, out_map);
} else {
- ret = gstage_map_page(kvm, pcache, gpa, hfn << PAGE_SHIFT,
- vma_pagesize, true, true);
+ ret = kvm_riscv_gstage_map_page(&gstage, pcache, gpa, hfn << PAGE_SHIFT,
+ vma_pagesize, true, true, out_map);
}
if (ret)
@@ -687,7 +431,7 @@ out_unlock:
return ret;
}
-int kvm_riscv_gstage_alloc_pgd(struct kvm *kvm)
+int kvm_riscv_mmu_alloc_pgd(struct kvm *kvm)
{
struct page *pgd_page;
@@ -697,7 +441,7 @@ int kvm_riscv_gstage_alloc_pgd(struct kvm *kvm)
}
pgd_page = alloc_pages(GFP_KERNEL | __GFP_ZERO,
- get_order(gstage_pgd_size));
+ get_order(kvm_riscv_gstage_pgd_size));
if (!pgd_page)
return -ENOMEM;
kvm->arch.pgd = page_to_virt(pgd_page);
@@ -706,13 +450,18 @@ int kvm_riscv_gstage_alloc_pgd(struct kvm *kvm)
return 0;
}
-void kvm_riscv_gstage_free_pgd(struct kvm *kvm)
+void kvm_riscv_mmu_free_pgd(struct kvm *kvm)
{
+ struct kvm_gstage gstage;
void *pgd = NULL;
spin_lock(&kvm->mmu_lock);
if (kvm->arch.pgd) {
- gstage_unmap_range(kvm, 0UL, gstage_gpa_size, false);
+ gstage.kvm = kvm;
+ gstage.flags = 0;
+ gstage.vmid = READ_ONCE(kvm->arch.vmid.vmid);
+ gstage.pgd = kvm->arch.pgd;
+ kvm_riscv_gstage_unmap_range(&gstage, 0UL, kvm_riscv_gstage_gpa_size, false);
pgd = READ_ONCE(kvm->arch.pgd);
kvm->arch.pgd = NULL;
kvm->arch.pgd_phys = 0;
@@ -720,12 +469,12 @@ void kvm_riscv_gstage_free_pgd(struct kvm *kvm)
spin_unlock(&kvm->mmu_lock);
if (pgd)
- free_pages((unsigned long)pgd, get_order(gstage_pgd_size));
+ free_pages((unsigned long)pgd, get_order(kvm_riscv_gstage_pgd_size));
}
-void kvm_riscv_gstage_update_hgatp(struct kvm_vcpu *vcpu)
+void kvm_riscv_mmu_update_hgatp(struct kvm_vcpu *vcpu)
{
- unsigned long hgatp = gstage_mode;
+ unsigned long hgatp = kvm_riscv_gstage_mode << HGATP_MODE_SHIFT;
struct kvm_arch *k = &vcpu->kvm->arch;
hgatp |= (READ_ONCE(k->vmid.vmid) << HGATP_VMID_SHIFT) & HGATP_VMID;
@@ -736,37 +485,3 @@ void kvm_riscv_gstage_update_hgatp(struct kvm_vcpu *vcpu)
if (!kvm_riscv_gstage_vmid_bits())
kvm_riscv_local_hfence_gvma_all();
}
-
-void __init kvm_riscv_gstage_mode_detect(void)
-{
-#ifdef CONFIG_64BIT
- /* Try Sv57x4 G-stage mode */
- csr_write(CSR_HGATP, HGATP_MODE_SV57X4 << HGATP_MODE_SHIFT);
- if ((csr_read(CSR_HGATP) >> HGATP_MODE_SHIFT) == HGATP_MODE_SV57X4) {
- gstage_mode = (HGATP_MODE_SV57X4 << HGATP_MODE_SHIFT);
- gstage_pgd_levels = 5;
- goto skip_sv48x4_test;
- }
-
- /* Try Sv48x4 G-stage mode */
- csr_write(CSR_HGATP, HGATP_MODE_SV48X4 << HGATP_MODE_SHIFT);
- if ((csr_read(CSR_HGATP) >> HGATP_MODE_SHIFT) == HGATP_MODE_SV48X4) {
- gstage_mode = (HGATP_MODE_SV48X4 << HGATP_MODE_SHIFT);
- gstage_pgd_levels = 4;
- }
-skip_sv48x4_test:
-
- csr_write(CSR_HGATP, 0);
- kvm_riscv_local_hfence_gvma_all();
-#endif
-}
-
-unsigned long __init kvm_riscv_gstage_mode(void)
-{
- return gstage_mode >> HGATP_MODE_SHIFT;
-}
-
-int kvm_riscv_gstage_gpa_bits(void)
-{
- return gstage_gpa_bits;
-}
diff --git a/arch/riscv/kvm/tlb.c b/arch/riscv/kvm/tlb.c
index 2f91ea5f8493..3c5a70a2b927 100644
--- a/arch/riscv/kvm/tlb.c
+++ b/arch/riscv/kvm/tlb.c
@@ -15,6 +15,8 @@
#include <asm/cpufeature.h>
#include <asm/insn-def.h>
#include <asm/kvm_nacl.h>
+#include <asm/kvm_tlb.h>
+#include <asm/kvm_vmid.h>
#define has_svinval() riscv_has_extension_unlikely(RISCV_ISA_EXT_SVINVAL)
@@ -156,36 +158,13 @@ void kvm_riscv_local_hfence_vvma_all(unsigned long vmid)
csr_write(CSR_HGATP, hgatp);
}
-void kvm_riscv_local_tlb_sanitize(struct kvm_vcpu *vcpu)
-{
- unsigned long vmid;
-
- if (!kvm_riscv_gstage_vmid_bits() ||
- vcpu->arch.last_exit_cpu == vcpu->cpu)
- return;
-
- /*
- * On RISC-V platforms with hardware VMID support, we share same
- * VMID for all VCPUs of a particular Guest/VM. This means we might
- * have stale G-stage TLB entries on the current Host CPU due to
- * some other VCPU of the same Guest which ran previously on the
- * current Host CPU.
- *
- * To cleanup stale TLB entries, we simply flush all G-stage TLB
- * entries by VMID whenever underlying Host CPU changes for a VCPU.
- */
-
- vmid = READ_ONCE(vcpu->kvm->arch.vmid.vmid);
- kvm_riscv_local_hfence_gvma_vmid_all(vmid);
-}
-
void kvm_riscv_fence_i_process(struct kvm_vcpu *vcpu)
{
kvm_riscv_vcpu_pmu_incr_fw(vcpu, SBI_PMU_FW_FENCE_I_RCVD);
local_flush_icache_all();
}
-void kvm_riscv_hfence_gvma_vmid_all_process(struct kvm_vcpu *vcpu)
+void kvm_riscv_tlb_flush_process(struct kvm_vcpu *vcpu)
{
struct kvm_vmid *v = &vcpu->kvm->arch.vmid;
unsigned long vmid = READ_ONCE(v->vmid);
@@ -258,51 +237,58 @@ static bool vcpu_hfence_enqueue(struct kvm_vcpu *vcpu,
void kvm_riscv_hfence_process(struct kvm_vcpu *vcpu)
{
- unsigned long vmid;
struct kvm_riscv_hfence d = { 0 };
- struct kvm_vmid *v = &vcpu->kvm->arch.vmid;
while (vcpu_hfence_dequeue(vcpu, &d)) {
switch (d.type) {
case KVM_RISCV_HFENCE_UNKNOWN:
break;
case KVM_RISCV_HFENCE_GVMA_VMID_GPA:
- vmid = READ_ONCE(v->vmid);
if (kvm_riscv_nacl_available())
- nacl_hfence_gvma_vmid(nacl_shmem(), vmid,
+ nacl_hfence_gvma_vmid(nacl_shmem(), d.vmid,
d.addr, d.size, d.order);
else
- kvm_riscv_local_hfence_gvma_vmid_gpa(vmid, d.addr,
+ kvm_riscv_local_hfence_gvma_vmid_gpa(d.vmid, d.addr,
d.size, d.order);
break;
+ case KVM_RISCV_HFENCE_GVMA_VMID_ALL:
+ if (kvm_riscv_nacl_available())
+ nacl_hfence_gvma_vmid_all(nacl_shmem(), d.vmid);
+ else
+ kvm_riscv_local_hfence_gvma_vmid_all(d.vmid);
+ break;
case KVM_RISCV_HFENCE_VVMA_ASID_GVA:
kvm_riscv_vcpu_pmu_incr_fw(vcpu, SBI_PMU_FW_HFENCE_VVMA_ASID_RCVD);
- vmid = READ_ONCE(v->vmid);
if (kvm_riscv_nacl_available())
- nacl_hfence_vvma_asid(nacl_shmem(), vmid, d.asid,
+ nacl_hfence_vvma_asid(nacl_shmem(), d.vmid, d.asid,
d.addr, d.size, d.order);
else
- kvm_riscv_local_hfence_vvma_asid_gva(vmid, d.asid, d.addr,
+ kvm_riscv_local_hfence_vvma_asid_gva(d.vmid, d.asid, d.addr,
d.size, d.order);
break;
case KVM_RISCV_HFENCE_VVMA_ASID_ALL:
kvm_riscv_vcpu_pmu_incr_fw(vcpu, SBI_PMU_FW_HFENCE_VVMA_ASID_RCVD);
- vmid = READ_ONCE(v->vmid);
if (kvm_riscv_nacl_available())
- nacl_hfence_vvma_asid_all(nacl_shmem(), vmid, d.asid);
+ nacl_hfence_vvma_asid_all(nacl_shmem(), d.vmid, d.asid);
else
- kvm_riscv_local_hfence_vvma_asid_all(vmid, d.asid);
+ kvm_riscv_local_hfence_vvma_asid_all(d.vmid, d.asid);
break;
case KVM_RISCV_HFENCE_VVMA_GVA:
kvm_riscv_vcpu_pmu_incr_fw(vcpu, SBI_PMU_FW_HFENCE_VVMA_RCVD);
- vmid = READ_ONCE(v->vmid);
if (kvm_riscv_nacl_available())
- nacl_hfence_vvma(nacl_shmem(), vmid,
+ nacl_hfence_vvma(nacl_shmem(), d.vmid,
d.addr, d.size, d.order);
else
- kvm_riscv_local_hfence_vvma_gva(vmid, d.addr,
+ kvm_riscv_local_hfence_vvma_gva(d.vmid, d.addr,
d.size, d.order);
break;
+ case KVM_RISCV_HFENCE_VVMA_ALL:
+ kvm_riscv_vcpu_pmu_incr_fw(vcpu, SBI_PMU_FW_HFENCE_VVMA_RCVD);
+ if (kvm_riscv_nacl_available())
+ nacl_hfence_vvma_all(nacl_shmem(), d.vmid);
+ else
+ kvm_riscv_local_hfence_vvma_all(d.vmid);
+ break;
default:
break;
}
@@ -355,35 +341,43 @@ void kvm_riscv_fence_i(struct kvm *kvm,
void kvm_riscv_hfence_gvma_vmid_gpa(struct kvm *kvm,
unsigned long hbase, unsigned long hmask,
gpa_t gpa, gpa_t gpsz,
- unsigned long order)
+ unsigned long order, unsigned long vmid)
{
struct kvm_riscv_hfence data;
data.type = KVM_RISCV_HFENCE_GVMA_VMID_GPA;
data.asid = 0;
+ data.vmid = vmid;
data.addr = gpa;
data.size = gpsz;
data.order = order;
make_xfence_request(kvm, hbase, hmask, KVM_REQ_HFENCE,
- KVM_REQ_HFENCE_GVMA_VMID_ALL, &data);
+ KVM_REQ_TLB_FLUSH, &data);
}
void kvm_riscv_hfence_gvma_vmid_all(struct kvm *kvm,
- unsigned long hbase, unsigned long hmask)
+ unsigned long hbase, unsigned long hmask,
+ unsigned long vmid)
{
- make_xfence_request(kvm, hbase, hmask, KVM_REQ_HFENCE_GVMA_VMID_ALL,
- KVM_REQ_HFENCE_GVMA_VMID_ALL, NULL);
+ struct kvm_riscv_hfence data = {0};
+
+ data.type = KVM_RISCV_HFENCE_GVMA_VMID_ALL;
+ data.vmid = vmid;
+ make_xfence_request(kvm, hbase, hmask, KVM_REQ_HFENCE,
+ KVM_REQ_TLB_FLUSH, &data);
}
void kvm_riscv_hfence_vvma_asid_gva(struct kvm *kvm,
unsigned long hbase, unsigned long hmask,
unsigned long gva, unsigned long gvsz,
- unsigned long order, unsigned long asid)
+ unsigned long order, unsigned long asid,
+ unsigned long vmid)
{
struct kvm_riscv_hfence data;
data.type = KVM_RISCV_HFENCE_VVMA_ASID_GVA;
data.asid = asid;
+ data.vmid = vmid;
data.addr = gva;
data.size = gvsz;
data.order = order;
@@ -393,13 +387,13 @@ void kvm_riscv_hfence_vvma_asid_gva(struct kvm *kvm,
void kvm_riscv_hfence_vvma_asid_all(struct kvm *kvm,
unsigned long hbase, unsigned long hmask,
- unsigned long asid)
+ unsigned long asid, unsigned long vmid)
{
- struct kvm_riscv_hfence data;
+ struct kvm_riscv_hfence data = {0};
data.type = KVM_RISCV_HFENCE_VVMA_ASID_ALL;
data.asid = asid;
- data.addr = data.size = data.order = 0;
+ data.vmid = vmid;
make_xfence_request(kvm, hbase, hmask, KVM_REQ_HFENCE,
KVM_REQ_HFENCE_VVMA_ALL, &data);
}
@@ -407,12 +401,13 @@ void kvm_riscv_hfence_vvma_asid_all(struct kvm *kvm,
void kvm_riscv_hfence_vvma_gva(struct kvm *kvm,
unsigned long hbase, unsigned long hmask,
unsigned long gva, unsigned long gvsz,
- unsigned long order)
+ unsigned long order, unsigned long vmid)
{
struct kvm_riscv_hfence data;
data.type = KVM_RISCV_HFENCE_VVMA_GVA;
data.asid = 0;
+ data.vmid = vmid;
data.addr = gva;
data.size = gvsz;
data.order = order;
@@ -421,8 +416,21 @@ void kvm_riscv_hfence_vvma_gva(struct kvm *kvm,
}
void kvm_riscv_hfence_vvma_all(struct kvm *kvm,
- unsigned long hbase, unsigned long hmask)
+ unsigned long hbase, unsigned long hmask,
+ unsigned long vmid)
+{
+ struct kvm_riscv_hfence data = {0};
+
+ data.type = KVM_RISCV_HFENCE_VVMA_ALL;
+ data.vmid = vmid;
+ make_xfence_request(kvm, hbase, hmask, KVM_REQ_HFENCE,
+ KVM_REQ_HFENCE_VVMA_ALL, &data);
+}
+
+int kvm_arch_flush_remote_tlbs_range(struct kvm *kvm, gfn_t gfn, u64 nr_pages)
{
- make_xfence_request(kvm, hbase, hmask, KVM_REQ_HFENCE_VVMA_ALL,
- KVM_REQ_HFENCE_VVMA_ALL, NULL);
+ kvm_riscv_hfence_gvma_vmid_gpa(kvm, -1UL, 0,
+ gfn << PAGE_SHIFT, nr_pages << PAGE_SHIFT,
+ PAGE_SHIFT, READ_ONCE(kvm->arch.vmid.vmid));
+ return 0;
}
diff --git a/arch/riscv/kvm/vcpu.c b/arch/riscv/kvm/vcpu.c
index 0462863206ca..f001e56403f9 100644
--- a/arch/riscv/kvm/vcpu.c
+++ b/arch/riscv/kvm/vcpu.c
@@ -18,6 +18,7 @@
#include <linux/fs.h>
#include <linux/kvm_host.h>
#include <asm/cacheflush.h>
+#include <asm/kvm_mmu.h>
#include <asm/kvm_nacl.h>
#include <asm/kvm_vcpu_vector.h>
@@ -111,7 +112,7 @@ static void kvm_riscv_reset_vcpu(struct kvm_vcpu *vcpu, bool kvm_sbi_reset)
vcpu->arch.hfence_tail = 0;
memset(vcpu->arch.hfence_queue, 0, sizeof(vcpu->arch.hfence_queue));
- kvm_riscv_vcpu_sbi_sta_reset(vcpu);
+ kvm_riscv_vcpu_sbi_reset(vcpu);
/* Reset the guest CSRs for hotplug usecase */
if (loaded)
@@ -148,8 +149,9 @@ int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu)
spin_lock_init(&vcpu->arch.reset_state.lock);
- if (kvm_riscv_vcpu_alloc_vector_context(vcpu))
- return -ENOMEM;
+ rc = kvm_riscv_vcpu_alloc_vector_context(vcpu);
+ if (rc)
+ return rc;
/* Setup VCPU timer */
kvm_riscv_vcpu_timer_init(vcpu);
@@ -158,9 +160,7 @@ int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu)
kvm_riscv_vcpu_pmu_init(vcpu);
/* Setup VCPU AIA */
- rc = kvm_riscv_vcpu_aia_init(vcpu);
- if (rc)
- return rc;
+ kvm_riscv_vcpu_aia_init(vcpu);
/*
* Setup SBI extensions
@@ -187,6 +187,8 @@ void kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu)
{
+ kvm_riscv_vcpu_sbi_deinit(vcpu);
+
/* Cleanup VCPU AIA context */
kvm_riscv_vcpu_aia_deinit(vcpu);
@@ -620,7 +622,7 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
}
}
- kvm_riscv_gstage_update_hgatp(vcpu);
+ kvm_riscv_mmu_update_hgatp(vcpu);
kvm_riscv_vcpu_timer_restore(vcpu);
@@ -680,7 +682,14 @@ void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu)
}
}
-static void kvm_riscv_check_vcpu_requests(struct kvm_vcpu *vcpu)
+/**
+ * check_vcpu_requests - check and handle pending vCPU requests
+ * @vcpu: the VCPU pointer
+ *
+ * Return: 1 if we should enter the guest
+ * 0 if we should exit to userspace
+ */
+static int kvm_riscv_check_vcpu_requests(struct kvm_vcpu *vcpu)
{
struct rcuwait *wait = kvm_arch_vcpu_get_wait(vcpu);
@@ -705,17 +714,13 @@ static void kvm_riscv_check_vcpu_requests(struct kvm_vcpu *vcpu)
kvm_riscv_reset_vcpu(vcpu, true);
if (kvm_check_request(KVM_REQ_UPDATE_HGATP, vcpu))
- kvm_riscv_gstage_update_hgatp(vcpu);
+ kvm_riscv_mmu_update_hgatp(vcpu);
if (kvm_check_request(KVM_REQ_FENCE_I, vcpu))
kvm_riscv_fence_i_process(vcpu);
- /*
- * The generic KVM_REQ_TLB_FLUSH is same as
- * KVM_REQ_HFENCE_GVMA_VMID_ALL
- */
- if (kvm_check_request(KVM_REQ_HFENCE_GVMA_VMID_ALL, vcpu))
- kvm_riscv_hfence_gvma_vmid_all_process(vcpu);
+ if (kvm_check_request(KVM_REQ_TLB_FLUSH, vcpu))
+ kvm_riscv_tlb_flush_process(vcpu);
if (kvm_check_request(KVM_REQ_HFENCE_VVMA_ALL, vcpu))
kvm_riscv_hfence_vvma_all_process(vcpu);
@@ -725,7 +730,12 @@ static void kvm_riscv_check_vcpu_requests(struct kvm_vcpu *vcpu)
if (kvm_check_request(KVM_REQ_STEAL_UPDATE, vcpu))
kvm_riscv_vcpu_record_steal_time(vcpu);
+
+ if (kvm_dirty_ring_check_request(vcpu))
+ return 0;
}
+
+ return 1;
}
static void kvm_riscv_update_hvip(struct kvm_vcpu *vcpu)
@@ -907,7 +917,9 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu)
kvm_riscv_gstage_vmid_update(vcpu);
- kvm_riscv_check_vcpu_requests(vcpu);
+ ret = kvm_riscv_check_vcpu_requests(vcpu);
+ if (ret <= 0)
+ continue;
preempt_disable();
@@ -951,12 +963,12 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu)
}
/*
- * Cleanup stale TLB enteries
+ * Sanitize VMID mappings cached (TLB) on current CPU
*
* Note: This should be done after G-stage VMID has been
* updated using kvm_riscv_gstage_vmid_ver_changed()
*/
- kvm_riscv_local_tlb_sanitize(vcpu);
+ kvm_riscv_gstage_vmid_sanitize(vcpu);
trace_kvm_entry(vcpu);
diff --git a/arch/riscv/kvm/vcpu_exit.c b/arch/riscv/kvm/vcpu_exit.c
index 6e0c18412795..0bb0c51e3c89 100644
--- a/arch/riscv/kvm/vcpu_exit.c
+++ b/arch/riscv/kvm/vcpu_exit.c
@@ -9,10 +9,13 @@
#include <linux/kvm_host.h>
#include <asm/csr.h>
#include <asm/insn-def.h>
+#include <asm/kvm_mmu.h>
+#include <asm/kvm_nacl.h>
static int gstage_page_fault(struct kvm_vcpu *vcpu, struct kvm_run *run,
struct kvm_cpu_trap *trap)
{
+ struct kvm_gstage_mapping host_map;
struct kvm_memory_slot *memslot;
unsigned long hva, fault_addr;
bool writable;
@@ -40,8 +43,9 @@ static int gstage_page_fault(struct kvm_vcpu *vcpu, struct kvm_run *run,
};
}
- ret = kvm_riscv_gstage_map(vcpu, memslot, fault_addr, hva,
- (trap->scause == EXC_STORE_GUEST_PAGE_FAULT) ? true : false);
+ ret = kvm_riscv_mmu_map(vcpu, memslot, fault_addr, hva,
+ (trap->scause == EXC_STORE_GUEST_PAGE_FAULT) ? true : false,
+ &host_map);
if (ret < 0)
return ret;
@@ -135,7 +139,7 @@ unsigned long kvm_riscv_vcpu_unpriv_read(struct kvm_vcpu *vcpu,
void kvm_riscv_vcpu_trap_redirect(struct kvm_vcpu *vcpu,
struct kvm_cpu_trap *trap)
{
- unsigned long vsstatus = csr_read(CSR_VSSTATUS);
+ unsigned long vsstatus = ncsr_read(CSR_VSSTATUS);
/* Change Guest SSTATUS.SPP bit */
vsstatus &= ~SR_SPP;
@@ -151,15 +155,15 @@ void kvm_riscv_vcpu_trap_redirect(struct kvm_vcpu *vcpu,
vsstatus &= ~SR_SIE;
/* Update Guest SSTATUS */
- csr_write(CSR_VSSTATUS, vsstatus);
+ ncsr_write(CSR_VSSTATUS, vsstatus);
/* Update Guest SCAUSE, STVAL, and SEPC */
- csr_write(CSR_VSCAUSE, trap->scause);
- csr_write(CSR_VSTVAL, trap->stval);
- csr_write(CSR_VSEPC, trap->sepc);
+ ncsr_write(CSR_VSCAUSE, trap->scause);
+ ncsr_write(CSR_VSTVAL, trap->stval);
+ ncsr_write(CSR_VSEPC, trap->sepc);
/* Set Guest PC to Guest exception vector */
- vcpu->arch.guest_context.sepc = csr_read(CSR_VSTVEC);
+ vcpu->arch.guest_context.sepc = ncsr_read(CSR_VSTVEC);
/* Set Guest privilege mode to supervisor */
vcpu->arch.guest_context.sstatus |= SR_SPP;
diff --git a/arch/riscv/kvm/vcpu_onereg.c b/arch/riscv/kvm/vcpu_onereg.c
index 2e1b646f0d61..cce6a38ea54f 100644
--- a/arch/riscv/kvm/vcpu_onereg.c
+++ b/arch/riscv/kvm/vcpu_onereg.c
@@ -23,7 +23,7 @@
#define KVM_ISA_EXT_ARR(ext) \
[KVM_RISCV_ISA_EXT_##ext] = RISCV_ISA_EXT_##ext
-/* Mapping between KVM ISA Extension ID & Host ISA extension ID */
+/* Mapping between KVM ISA Extension ID & guest ISA extension ID */
static const unsigned long kvm_isa_ext_arr[] = {
/* Single letter extensions (alphabetically sorted) */
[KVM_RISCV_ISA_EXT_A] = RISCV_ISA_EXT_a,
@@ -35,7 +35,7 @@ static const unsigned long kvm_isa_ext_arr[] = {
[KVM_RISCV_ISA_EXT_M] = RISCV_ISA_EXT_m,
[KVM_RISCV_ISA_EXT_V] = RISCV_ISA_EXT_v,
/* Multi letter extensions (alphabetically sorted) */
- [KVM_RISCV_ISA_EXT_SMNPM] = RISCV_ISA_EXT_SSNPM,
+ KVM_ISA_EXT_ARR(SMNPM),
KVM_ISA_EXT_ARR(SMSTATEEN),
KVM_ISA_EXT_ARR(SSAIA),
KVM_ISA_EXT_ARR(SSCOFPMF),
@@ -112,6 +112,36 @@ static unsigned long kvm_riscv_vcpu_base2isa_ext(unsigned long base_ext)
return KVM_RISCV_ISA_EXT_MAX;
}
+static int kvm_riscv_vcpu_isa_check_host(unsigned long kvm_ext, unsigned long *guest_ext)
+{
+ unsigned long host_ext;
+
+ if (kvm_ext >= KVM_RISCV_ISA_EXT_MAX ||
+ kvm_ext >= ARRAY_SIZE(kvm_isa_ext_arr))
+ return -ENOENT;
+
+ *guest_ext = kvm_isa_ext_arr[kvm_ext];
+ switch (*guest_ext) {
+ case RISCV_ISA_EXT_SMNPM:
+ /*
+ * Pointer masking effective in (H)S-mode is provided by the
+ * Smnpm extension, so that extension is reported to the guest,
+ * even though the CSR bits for configuring VS-mode pointer
+ * masking on the host side are part of the Ssnpm extension.
+ */
+ host_ext = RISCV_ISA_EXT_SSNPM;
+ break;
+ default:
+ host_ext = *guest_ext;
+ break;
+ }
+
+ if (!__riscv_isa_extension_available(NULL, host_ext))
+ return -ENOENT;
+
+ return 0;
+}
+
static bool kvm_riscv_vcpu_isa_enable_allowed(unsigned long ext)
{
switch (ext) {
@@ -219,13 +249,13 @@ static bool kvm_riscv_vcpu_isa_disable_allowed(unsigned long ext)
void kvm_riscv_vcpu_setup_isa(struct kvm_vcpu *vcpu)
{
- unsigned long host_isa, i;
+ unsigned long guest_ext, i;
for (i = 0; i < ARRAY_SIZE(kvm_isa_ext_arr); i++) {
- host_isa = kvm_isa_ext_arr[i];
- if (__riscv_isa_extension_available(NULL, host_isa) &&
- kvm_riscv_vcpu_isa_enable_allowed(i))
- set_bit(host_isa, vcpu->arch.isa);
+ if (kvm_riscv_vcpu_isa_check_host(i, &guest_ext))
+ continue;
+ if (kvm_riscv_vcpu_isa_enable_allowed(i))
+ set_bit(guest_ext, vcpu->arch.isa);
}
}
@@ -607,18 +637,15 @@ static int riscv_vcpu_get_isa_ext_single(struct kvm_vcpu *vcpu,
unsigned long reg_num,
unsigned long *reg_val)
{
- unsigned long host_isa_ext;
-
- if (reg_num >= KVM_RISCV_ISA_EXT_MAX ||
- reg_num >= ARRAY_SIZE(kvm_isa_ext_arr))
- return -ENOENT;
+ unsigned long guest_ext;
+ int ret;
- host_isa_ext = kvm_isa_ext_arr[reg_num];
- if (!__riscv_isa_extension_available(NULL, host_isa_ext))
- return -ENOENT;
+ ret = kvm_riscv_vcpu_isa_check_host(reg_num, &guest_ext);
+ if (ret)
+ return ret;
*reg_val = 0;
- if (__riscv_isa_extension_available(vcpu->arch.isa, host_isa_ext))
+ if (__riscv_isa_extension_available(vcpu->arch.isa, guest_ext))
*reg_val = 1; /* Mark the given extension as available */
return 0;
@@ -628,17 +655,14 @@ static int riscv_vcpu_set_isa_ext_single(struct kvm_vcpu *vcpu,
unsigned long reg_num,
unsigned long reg_val)
{
- unsigned long host_isa_ext;
-
- if (reg_num >= KVM_RISCV_ISA_EXT_MAX ||
- reg_num >= ARRAY_SIZE(kvm_isa_ext_arr))
- return -ENOENT;
+ unsigned long guest_ext;
+ int ret;
- host_isa_ext = kvm_isa_ext_arr[reg_num];
- if (!__riscv_isa_extension_available(NULL, host_isa_ext))
- return -ENOENT;
+ ret = kvm_riscv_vcpu_isa_check_host(reg_num, &guest_ext);
+ if (ret)
+ return ret;
- if (reg_val == test_bit(host_isa_ext, vcpu->arch.isa))
+ if (reg_val == test_bit(guest_ext, vcpu->arch.isa))
return 0;
if (!vcpu->arch.ran_atleast_once) {
@@ -648,10 +672,10 @@ static int riscv_vcpu_set_isa_ext_single(struct kvm_vcpu *vcpu,
*/
if (reg_val == 1 &&
kvm_riscv_vcpu_isa_enable_allowed(reg_num))
- set_bit(host_isa_ext, vcpu->arch.isa);
+ set_bit(guest_ext, vcpu->arch.isa);
else if (!reg_val &&
kvm_riscv_vcpu_isa_disable_allowed(reg_num))
- clear_bit(host_isa_ext, vcpu->arch.isa);
+ clear_bit(guest_ext, vcpu->arch.isa);
else
return -EINVAL;
kvm_riscv_vcpu_fp_reset(vcpu);
@@ -1009,16 +1033,15 @@ static int copy_fp_d_reg_indices(const struct kvm_vcpu *vcpu,
static int copy_isa_ext_reg_indices(const struct kvm_vcpu *vcpu,
u64 __user *uindices)
{
+ unsigned long guest_ext;
unsigned int n = 0;
- unsigned long isa_ext;
for (int i = 0; i < KVM_RISCV_ISA_EXT_MAX; i++) {
u64 size = IS_ENABLED(CONFIG_32BIT) ?
KVM_REG_SIZE_U32 : KVM_REG_SIZE_U64;
u64 reg = KVM_REG_RISCV | size | KVM_REG_RISCV_ISA_EXT | i;
- isa_ext = kvm_isa_ext_arr[i];
- if (!__riscv_isa_extension_available(NULL, isa_ext))
+ if (kvm_riscv_vcpu_isa_check_host(i, &guest_ext))
continue;
if (uindices) {
diff --git a/arch/riscv/kvm/vcpu_sbi.c b/arch/riscv/kvm/vcpu_sbi.c
index 6e09b518a5d1..a56c4959f9ad 100644
--- a/arch/riscv/kvm/vcpu_sbi.c
+++ b/arch/riscv/kvm/vcpu_sbi.c
@@ -536,5 +536,54 @@ void kvm_riscv_vcpu_sbi_init(struct kvm_vcpu *vcpu)
scontext->ext_status[idx] = ext->default_disabled ?
KVM_RISCV_SBI_EXT_STATUS_DISABLED :
KVM_RISCV_SBI_EXT_STATUS_ENABLED;
+
+ if (ext->init && ext->init(vcpu) != 0)
+ scontext->ext_status[idx] = KVM_RISCV_SBI_EXT_STATUS_UNAVAILABLE;
+ }
+}
+
+void kvm_riscv_vcpu_sbi_deinit(struct kvm_vcpu *vcpu)
+{
+ struct kvm_vcpu_sbi_context *scontext = &vcpu->arch.sbi_context;
+ const struct kvm_riscv_sbi_extension_entry *entry;
+ const struct kvm_vcpu_sbi_extension *ext;
+ int idx, i;
+
+ for (i = 0; i < ARRAY_SIZE(sbi_ext); i++) {
+ entry = &sbi_ext[i];
+ ext = entry->ext_ptr;
+ idx = entry->ext_idx;
+
+ if (idx < 0 || idx >= ARRAY_SIZE(scontext->ext_status))
+ continue;
+
+ if (scontext->ext_status[idx] == KVM_RISCV_SBI_EXT_STATUS_UNAVAILABLE ||
+ !ext->deinit)
+ continue;
+
+ ext->deinit(vcpu);
+ }
+}
+
+void kvm_riscv_vcpu_sbi_reset(struct kvm_vcpu *vcpu)
+{
+ struct kvm_vcpu_sbi_context *scontext = &vcpu->arch.sbi_context;
+ const struct kvm_riscv_sbi_extension_entry *entry;
+ const struct kvm_vcpu_sbi_extension *ext;
+ int idx, i;
+
+ for (i = 0; i < ARRAY_SIZE(sbi_ext); i++) {
+ entry = &sbi_ext[i];
+ ext = entry->ext_ptr;
+ idx = entry->ext_idx;
+
+ if (idx < 0 || idx >= ARRAY_SIZE(scontext->ext_status))
+ continue;
+
+ if (scontext->ext_status[idx] != KVM_RISCV_SBI_EXT_STATUS_ENABLED ||
+ !ext->reset)
+ continue;
+
+ ext->reset(vcpu);
}
}
diff --git a/arch/riscv/kvm/vcpu_sbi_replace.c b/arch/riscv/kvm/vcpu_sbi_replace.c
index b17fad091bab..b490ed1428a6 100644
--- a/arch/riscv/kvm/vcpu_sbi_replace.c
+++ b/arch/riscv/kvm/vcpu_sbi_replace.c
@@ -96,6 +96,7 @@ static int kvm_sbi_ext_rfence_handler(struct kvm_vcpu *vcpu, struct kvm_run *run
unsigned long hmask = cp->a0;
unsigned long hbase = cp->a1;
unsigned long funcid = cp->a6;
+ unsigned long vmid;
switch (funcid) {
case SBI_EXT_RFENCE_REMOTE_FENCE_I:
@@ -103,22 +104,22 @@ static int kvm_sbi_ext_rfence_handler(struct kvm_vcpu *vcpu, struct kvm_run *run
kvm_riscv_vcpu_pmu_incr_fw(vcpu, SBI_PMU_FW_FENCE_I_SENT);
break;
case SBI_EXT_RFENCE_REMOTE_SFENCE_VMA:
+ vmid = READ_ONCE(vcpu->kvm->arch.vmid.vmid);
if ((cp->a2 == 0 && cp->a3 == 0) || cp->a3 == -1UL)
- kvm_riscv_hfence_vvma_all(vcpu->kvm, hbase, hmask);
+ kvm_riscv_hfence_vvma_all(vcpu->kvm, hbase, hmask, vmid);
else
kvm_riscv_hfence_vvma_gva(vcpu->kvm, hbase, hmask,
- cp->a2, cp->a3, PAGE_SHIFT);
+ cp->a2, cp->a3, PAGE_SHIFT, vmid);
kvm_riscv_vcpu_pmu_incr_fw(vcpu, SBI_PMU_FW_HFENCE_VVMA_SENT);
break;
case SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID:
+ vmid = READ_ONCE(vcpu->kvm->arch.vmid.vmid);
if ((cp->a2 == 0 && cp->a3 == 0) || cp->a3 == -1UL)
- kvm_riscv_hfence_vvma_asid_all(vcpu->kvm,
- hbase, hmask, cp->a4);
+ kvm_riscv_hfence_vvma_asid_all(vcpu->kvm, hbase, hmask,
+ cp->a4, vmid);
else
- kvm_riscv_hfence_vvma_asid_gva(vcpu->kvm,
- hbase, hmask,
- cp->a2, cp->a3,
- PAGE_SHIFT, cp->a4);
+ kvm_riscv_hfence_vvma_asid_gva(vcpu->kvm, hbase, hmask, cp->a2,
+ cp->a3, PAGE_SHIFT, cp->a4, vmid);
kvm_riscv_vcpu_pmu_incr_fw(vcpu, SBI_PMU_FW_HFENCE_VVMA_ASID_SENT);
break;
case SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA:
diff --git a/arch/riscv/kvm/vcpu_sbi_sta.c b/arch/riscv/kvm/vcpu_sbi_sta.c
index 5f35427114c1..cc6cb7c8f0e4 100644
--- a/arch/riscv/kvm/vcpu_sbi_sta.c
+++ b/arch/riscv/kvm/vcpu_sbi_sta.c
@@ -16,7 +16,7 @@
#include <asm/sbi.h>
#include <asm/uaccess.h>
-void kvm_riscv_vcpu_sbi_sta_reset(struct kvm_vcpu *vcpu)
+static void kvm_riscv_vcpu_sbi_sta_reset(struct kvm_vcpu *vcpu)
{
vcpu->arch.sta.shmem = INVALID_GPA;
vcpu->arch.sta.last_steal = 0;
@@ -156,6 +156,7 @@ const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_sta = {
.extid_end = SBI_EXT_STA,
.handler = kvm_sbi_ext_sta_handler,
.probe = kvm_sbi_ext_sta_probe,
+ .reset = kvm_riscv_vcpu_sbi_sta_reset,
};
int kvm_riscv_vcpu_get_reg_sbi_sta(struct kvm_vcpu *vcpu,
diff --git a/arch/riscv/kvm/vcpu_sbi_v01.c b/arch/riscv/kvm/vcpu_sbi_v01.c
index 8f4c4fa16227..368dfddd23d9 100644
--- a/arch/riscv/kvm/vcpu_sbi_v01.c
+++ b/arch/riscv/kvm/vcpu_sbi_v01.c
@@ -23,6 +23,7 @@ static int kvm_sbi_ext_v01_handler(struct kvm_vcpu *vcpu, struct kvm_run *run,
struct kvm *kvm = vcpu->kvm;
struct kvm_cpu_context *cp = &vcpu->arch.guest_context;
struct kvm_cpu_trap *utrap = retdata->utrap;
+ unsigned long vmid;
switch (cp->a7) {
case SBI_EXT_0_1_CONSOLE_GETCHAR:
@@ -78,25 +79,21 @@ static int kvm_sbi_ext_v01_handler(struct kvm_vcpu *vcpu, struct kvm_run *run,
if (cp->a7 == SBI_EXT_0_1_REMOTE_FENCE_I)
kvm_riscv_fence_i(vcpu->kvm, 0, hmask);
else if (cp->a7 == SBI_EXT_0_1_REMOTE_SFENCE_VMA) {
+ vmid = READ_ONCE(vcpu->kvm->arch.vmid.vmid);
if (cp->a1 == 0 && cp->a2 == 0)
- kvm_riscv_hfence_vvma_all(vcpu->kvm,
- 0, hmask);
+ kvm_riscv_hfence_vvma_all(vcpu->kvm, 0, hmask, vmid);
else
- kvm_riscv_hfence_vvma_gva(vcpu->kvm,
- 0, hmask,
- cp->a1, cp->a2,
- PAGE_SHIFT);
+ kvm_riscv_hfence_vvma_gva(vcpu->kvm, 0, hmask, cp->a1,
+ cp->a2, PAGE_SHIFT, vmid);
} else {
+ vmid = READ_ONCE(vcpu->kvm->arch.vmid.vmid);
if (cp->a1 == 0 && cp->a2 == 0)
- kvm_riscv_hfence_vvma_asid_all(vcpu->kvm,
- 0, hmask,
- cp->a3);
+ kvm_riscv_hfence_vvma_asid_all(vcpu->kvm, 0, hmask,
+ cp->a3, vmid);
else
- kvm_riscv_hfence_vvma_asid_gva(vcpu->kvm,
- 0, hmask,
- cp->a1, cp->a2,
- PAGE_SHIFT,
- cp->a3);
+ kvm_riscv_hfence_vvma_asid_gva(vcpu->kvm, 0, hmask,
+ cp->a1, cp->a2, PAGE_SHIFT,
+ cp->a3, vmid);
}
break;
default:
diff --git a/arch/riscv/kvm/vm.c b/arch/riscv/kvm/vm.c
index b27ec8f96697..66d91ae6e9b2 100644
--- a/arch/riscv/kvm/vm.c
+++ b/arch/riscv/kvm/vm.c
@@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/uaccess.h>
#include <linux/kvm_host.h>
+#include <asm/kvm_mmu.h>
const struct _kvm_stats_desc kvm_vm_stats_desc[] = {
KVM_GENERIC_VM_STATS()
@@ -31,13 +32,13 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type)
{
int r;
- r = kvm_riscv_gstage_alloc_pgd(kvm);
+ r = kvm_riscv_mmu_alloc_pgd(kvm);
if (r)
return r;
r = kvm_riscv_gstage_vmid_init(kvm);
if (r) {
- kvm_riscv_gstage_free_pgd(kvm);
+ kvm_riscv_mmu_free_pgd(kvm);
return r;
}
@@ -199,7 +200,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
r = KVM_USER_MEM_SLOTS;
break;
case KVM_CAP_VM_GPA_BITS:
- r = kvm_riscv_gstage_gpa_bits();
+ r = kvm_riscv_gstage_gpa_bits;
break;
default:
r = 0;
diff --git a/arch/riscv/kvm/vmid.c b/arch/riscv/kvm/vmid.c
index ddc98714ce8e..3b426c800480 100644
--- a/arch/riscv/kvm/vmid.c
+++ b/arch/riscv/kvm/vmid.c
@@ -14,6 +14,8 @@
#include <linux/smp.h>
#include <linux/kvm_host.h>
#include <asm/csr.h>
+#include <asm/kvm_tlb.h>
+#include <asm/kvm_vmid.h>
static unsigned long vmid_version = 1;
static unsigned long vmid_next;
@@ -122,3 +124,26 @@ void kvm_riscv_gstage_vmid_update(struct kvm_vcpu *vcpu)
kvm_for_each_vcpu(i, v, vcpu->kvm)
kvm_make_request(KVM_REQ_UPDATE_HGATP, v);
}
+
+void kvm_riscv_gstage_vmid_sanitize(struct kvm_vcpu *vcpu)
+{
+ unsigned long vmid;
+
+ if (!kvm_riscv_gstage_vmid_bits() ||
+ vcpu->arch.last_exit_cpu == vcpu->cpu)
+ return;
+
+ /*
+ * On RISC-V platforms with hardware VMID support, we share same
+ * VMID for all VCPUs of a particular Guest/VM. This means we might
+ * have stale G-stage TLB entries on the current Host CPU due to
+ * some other VCPU of the same Guest which ran previously on the
+ * current Host CPU.
+ *
+ * To cleanup stale TLB entries, we simply flush all G-stage TLB
+ * entries by VMID whenever underlying Host CPU changes for a VCPU.
+ */
+
+ vmid = READ_ONCE(vcpu->kvm->arch.vmid.vmid);
+ kvm_riscv_local_hfence_gvma_vmid_all(vmid);
+}
diff --git a/arch/riscv/mm/fault.c b/arch/riscv/mm/fault.c
index 0194324a0c50..04ed6f8acae4 100644
--- a/arch/riscv/mm/fault.c
+++ b/arch/riscv/mm/fault.c
@@ -20,6 +20,9 @@
#include <asm/ptrace.h>
#include <asm/tlbflush.h>
+#define CREATE_TRACE_POINTS
+#include <trace/events/exceptions.h>
+
#include "../kernel/head.h"
static void show_pte(unsigned long addr)
@@ -291,6 +294,11 @@ void handle_page_fault(struct pt_regs *regs)
if (kprobe_page_fault(regs, cause))
return;
+ if (user_mode(regs))
+ trace_page_fault_user(addr, regs, cause);
+ else
+ trace_page_fault_kernel(addr, regs, cause);
+
/*
* Fault-in kernel-space virtual memory on-demand.
* The 'reference' page table is init_mm.pgd.