diff options
Diffstat (limited to 'arch/arm')
154 files changed, 707 insertions, 563 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 0365cbbc9179..e803304f4afa 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -76,6 +76,8 @@ config ARM select IRQ_FORCED_THREADING select MODULES_USE_ELF_REL select NO_BOOTMEM + select OF_EARLY_FLATTREE if OF + select OF_RESERVED_MEM if OF select OLD_SIGACTION select OLD_SIGSUSPEND3 select PERF_USE_VMALLOC @@ -794,7 +796,8 @@ config ARCH_MULTI_CPU_AUTO endmenu config ARCH_VIRT - bool "Dummy Virtual Machine" if ARCH_MULTI_V7 + bool "Dummy Virtual Machine" + depends on ARCH_MULTI_V7 select ARM_AMBA select ARM_GIC select ARM_GIC_V3 @@ -1822,8 +1825,6 @@ config USE_OF bool "Flattened Device Tree support" select IRQ_DOMAIN select OF - select OF_EARLY_FLATTREE - select OF_RESERVED_MEM help Include support for flattened device tree machine descriptions. diff --git a/arch/arm/boot/dts/am57xx-beagle-x15.dts b/arch/arm/boot/dts/am57xx-beagle-x15.dts index d9ba6b879fc1..00352e761b8c 100644 --- a/arch/arm/boot/dts/am57xx-beagle-x15.dts +++ b/arch/arm/boot/dts/am57xx-beagle-x15.dts @@ -604,6 +604,7 @@ reg = <0x6f>; interrupts-extended = <&crossbar_mpu GIC_SPI 2 IRQ_TYPE_EDGE_RISING>, <&dra7_pmx_core 0x424>; + interrupt-names = "irq", "wakeup"; pinctrl-names = "default"; pinctrl-0 = <&mcp79410_pins_default>; diff --git a/arch/arm/boot/dts/animeo_ip.dts b/arch/arm/boot/dts/animeo_ip.dts index 4e0ad3b82796..0962f2fa3f6e 100644 --- a/arch/arm/boot/dts/animeo_ip.dts +++ b/arch/arm/boot/dts/animeo_ip.dts @@ -155,21 +155,21 @@ label = "keyswitch_in"; gpios = <&pioB 1 GPIO_ACTIVE_HIGH>; linux,code = <28>; - gpio-key,wakeup; + wakeup-source; }; error_in { label = "error_in"; gpios = <&pioB 2 GPIO_ACTIVE_HIGH>; linux,code = <29>; - gpio-key,wakeup; + wakeup-source; }; btn { label = "btn"; gpios = <&pioC 23 GPIO_ACTIVE_HIGH>; linux,code = <31>; - gpio-key,wakeup; + wakeup-source; }; }; }; diff --git a/arch/arm/boot/dts/at91-foxg20.dts b/arch/arm/boot/dts/at91-foxg20.dts index f89598af4c2b..6bf873e7d96c 100644 --- a/arch/arm/boot/dts/at91-foxg20.dts +++ b/arch/arm/boot/dts/at91-foxg20.dts @@ -159,7 +159,7 @@ label = "Button"; gpios = <&pioC 4 GPIO_ACTIVE_LOW>; linux,code = <0x103>; - gpio-key,wakeup; + wakeup-source; }; }; }; diff --git a/arch/arm/boot/dts/at91-kizbox.dts b/arch/arm/boot/dts/at91-kizbox.dts index bf18ece0c027..229e989eb60d 100644 --- a/arch/arm/boot/dts/at91-kizbox.dts +++ b/arch/arm/boot/dts/at91-kizbox.dts @@ -24,15 +24,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <18432000>; - }; - main_xtal { clock-frequency = <18432000>; }; @@ -94,14 +85,14 @@ label = "PB_RST"; gpios = <&pioB 30 GPIO_ACTIVE_HIGH>; linux,code = <0x100>; - gpio-key,wakeup; + wakeup-source; }; user { label = "PB_USER"; gpios = <&pioB 31 GPIO_ACTIVE_HIGH>; linux,code = <0x101>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91-kizbox2.dts b/arch/arm/boot/dts/at91-kizbox2.dts index f0b1563cb3f1..50a14568f094 100644 --- a/arch/arm/boot/dts/at91-kizbox2.dts +++ b/arch/arm/boot/dts/at91-kizbox2.dts @@ -171,21 +171,21 @@ label = "PB_PROG"; gpios = <&pioE 27 GPIO_ACTIVE_LOW>; linux,code = <0x102>; - gpio-key,wakeup; + wakeup-source; }; reset { label = "PB_RST"; gpios = <&pioE 29 GPIO_ACTIVE_LOW>; linux,code = <0x100>; - gpio-key,wakeup; + wakeup-source; }; user { label = "PB_USER"; gpios = <&pioE 31 GPIO_ACTIVE_HIGH>; linux,code = <0x101>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91-kizboxmini.dts b/arch/arm/boot/dts/at91-kizboxmini.dts index 9f72b4932634..9682d105d4d8 100644 --- a/arch/arm/boot/dts/at91-kizboxmini.dts +++ b/arch/arm/boot/dts/at91-kizboxmini.dts @@ -98,14 +98,14 @@ label = "PB_PROG"; gpios = <&pioC 17 GPIO_ACTIVE_LOW>; linux,code = <0x102>; - gpio-key,wakeup; + wakeup-source; }; reset { label = "PB_RST"; gpios = <&pioC 16 GPIO_ACTIVE_LOW>; linux,code = <0x100>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91-qil_a9260.dts b/arch/arm/boot/dts/at91-qil_a9260.dts index a9aef53ab764..4f2eebf4a560 100644 --- a/arch/arm/boot/dts/at91-qil_a9260.dts +++ b/arch/arm/boot/dts/at91-qil_a9260.dts @@ -183,7 +183,7 @@ label = "user_pb"; gpios = <&pioB 10 GPIO_ACTIVE_LOW>; linux,code = <28>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts index e07c2b206beb..ad6de73ed5a5 100644 --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts @@ -45,6 +45,7 @@ /dts-v1/; #include "sama5d2.dtsi" #include "sama5d2-pinfunc.h" +#include <dt-bindings/mfd/atmel-flexcom.h> / { model = "Atmel SAMA5D2 Xplained"; @@ -59,15 +60,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <12000000>; - }; - slow_xtal { clock-frequency = <32768>; }; @@ -91,6 +83,22 @@ status = "okay"; }; + sdmmc0: sdio-host@a0000000 { + bus-width = <8>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sdmmc0_default>; + non-removable; + mmc-ddr-1_8v; + status = "okay"; + }; + + sdmmc1: sdio-host@b0000000 { + bus-width = <4>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sdmmc1_default>; + status = "okay"; /* conflict with qspi0 */ + }; + apb { spi0: spi@f8000000 { pinctrl-names = "default"; @@ -181,12 +189,49 @@ }; }; + flx0: flexcom@f8034000 { + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>; + status = "disabled"; /* conflict with ISC_D2 & ISC_D3 data pins */ + + uart5: serial@200 { + compatible = "atmel,at91sam9260-usart"; + reg = <0x200 0x200>; + interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&flx0_clk>; + clock-names = "usart"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flx0_default>; + atmel,fifo-size = <32>; + status = "okay"; + }; + }; + uart3: serial@fc008000 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart3_default>; status = "okay"; }; + flx4: flexcom@fc018000 { + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; + status = "okay"; + + i2c2: i2c@600 { + compatible = "atmel,sama5d2-i2c"; + reg = <0x600 0x200>; + interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>; + dmas = <0>, <0>; + dma-names = "tx", "rx"; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&flx4_clk>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flx4_default>; + atmel,fifo-size = <16>; + status = "okay"; + }; + }; + i2c1: i2c@fc028000 { dmas = <0>, <0>; pinctrl-names = "default"; @@ -201,6 +246,18 @@ }; pinctrl@fc038000 { + pinctrl_flx0_default: flx0_default { + pinmux = <PIN_PB28__FLEXCOM0_IO0>, + <PIN_PB29__FLEXCOM0_IO1>; + bias-disable; + }; + + pinctrl_flx4_default: flx4_default { + pinmux = <PIN_PD12__FLEXCOM4_IO0>, + <PIN_PD13__FLEXCOM4_IO1>; + bias-disable; + }; + pinctrl_i2c0_default: i2c0_default { pinmux = <PIN_PD21__TWD0>, <PIN_PD22__TWCK0>; @@ -227,6 +284,46 @@ bias-disable; }; + pinctrl_sdmmc0_default: sdmmc0_default { + cmd_data { + pinmux = <PIN_PA1__SDMMC0_CMD>, + <PIN_PA2__SDMMC0_DAT0>, + <PIN_PA3__SDMMC0_DAT1>, + <PIN_PA4__SDMMC0_DAT2>, + <PIN_PA5__SDMMC0_DAT3>, + <PIN_PA6__SDMMC0_DAT4>, + <PIN_PA7__SDMMC0_DAT5>, + <PIN_PA8__SDMMC0_DAT6>, + <PIN_PA9__SDMMC0_DAT7>; + bias-pull-up; + }; + + ck_cd_rstn_vddsel { + pinmux = <PIN_PA0__SDMMC0_CK>, + <PIN_PA10__SDMMC0_RSTN>, + <PIN_PA11__SDMMC0_VDDSEL>, + <PIN_PA13__SDMMC0_CD>; + bias-disable; + }; + }; + + pinctrl_sdmmc1_default: sdmmc1_default { + cmd_data { + pinmux = <PIN_PA28__SDMMC1_CMD>, + <PIN_PA18__SDMMC1_DAT0>, + <PIN_PA19__SDMMC1_DAT1>, + <PIN_PA20__SDMMC1_DAT2>, + <PIN_PA21__SDMMC1_DAT3>; + bias-pull-up; + }; + + conf-ck_cd { + pinmux = <PIN_PA22__SDMMC1_CK>, + <PIN_PA30__SDMMC1_CD>; + bias-disable; + }; + }; + pinctrl_spi0_default: spi0_default { pinmux = <PIN_PA14__SPI0_SPCK>, <PIN_PA15__SPI0_MOSI>, diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts index 8488ac53d22d..ff888d21c786 100644 --- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts +++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts @@ -315,7 +315,7 @@ label = "PB_USER"; gpios = <&pioE 29 GPIO_ACTIVE_LOW>; linux,code = <0x104>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91-sama5d4_xplained.dts b/arch/arm/boot/dts/at91-sama5d4_xplained.dts index 45371a1b61b3..131614f28e75 100644 --- a/arch/arm/boot/dts/at91-sama5d4_xplained.dts +++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts @@ -50,7 +50,6 @@ compatible = "atmel,sama5d4-xplained", "atmel,sama5d4", "atmel,sama5"; chosen { - bootargs = "ignore_loglevel earlyprintk"; stdout-path = "serial0:115200n8"; }; @@ -59,15 +58,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <12000000>; - }; - slow_xtal { clock-frequency = <32768>; }; @@ -235,7 +225,7 @@ label = "pb_user1"; gpios = <&pioE 8 GPIO_ACTIVE_HIGH>; linux,code = <0x100>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91-sama5d4ek.dts b/arch/arm/boot/dts/at91-sama5d4ek.dts index 6d272c0125e3..2d4a33100af6 100644 --- a/arch/arm/boot/dts/at91-sama5d4ek.dts +++ b/arch/arm/boot/dts/at91-sama5d4ek.dts @@ -50,7 +50,6 @@ compatible = "atmel,sama5d4ek", "atmel,sama5d4", "atmel,sama5"; chosen { - bootargs = "ignore_loglevel earlyprintk"; stdout-path = "serial0:115200n8"; }; @@ -59,15 +58,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <12000000>; - }; - slow_xtal { clock-frequency = <32768>; }; @@ -304,7 +294,7 @@ label = "pb_user1"; gpios = <&pioE 13 GPIO_ACTIVE_HIGH>; linux,code = <0x100>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91rm9200ek.dts b/arch/arm/boot/dts/at91rm9200ek.dts index 8dab4b75ca97..f90e1c2d3caa 100644 --- a/arch/arm/boot/dts/at91rm9200ek.dts +++ b/arch/arm/boot/dts/at91rm9200ek.dts @@ -21,15 +21,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <18432000>; - }; - slow_xtal { clock-frequency = <32768>; }; diff --git a/arch/arm/boot/dts/at91sam9261ek.dts b/arch/arm/boot/dts/at91sam9261ek.dts index 2e92ac020f23..55bd51f07fa6 100644 --- a/arch/arm/boot/dts/at91sam9261ek.dts +++ b/arch/arm/boot/dts/at91sam9261ek.dts @@ -22,15 +22,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <18432000>; - }; - slow_xtal { clock-frequency = <32768>; }; @@ -149,7 +140,7 @@ ti,debounce-tol = /bits/ 16 <65535>; ti,debounce-max = /bits/ 16 <1>; - linux,wakeup; + wakeup-source; }; }; @@ -193,28 +184,28 @@ label = "button_0"; gpios = <&pioA 27 GPIO_ACTIVE_LOW>; linux,code = <256>; - gpio-key,wakeup; + wakeup-source; }; button_1 { label = "button_1"; gpios = <&pioA 26 GPIO_ACTIVE_LOW>; linux,code = <257>; - gpio-key,wakeup; + wakeup-source; }; button_2 { label = "button_2"; gpios = <&pioA 25 GPIO_ACTIVE_LOW>; linux,code = <258>; - gpio-key,wakeup; + wakeup-source; }; button_3 { label = "button_3"; gpios = <&pioA 24 GPIO_ACTIVE_LOW>; linux,code = <259>; - gpio-key,wakeup; + wakeup-source; }; }; }; diff --git a/arch/arm/boot/dts/at91sam9263ek.dts b/arch/arm/boot/dts/at91sam9263ek.dts index 23381276ffb8..59df9d73d276 100644 --- a/arch/arm/boot/dts/at91sam9263ek.dts +++ b/arch/arm/boot/dts/at91sam9263ek.dts @@ -22,15 +22,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <16367660>; - }; - slow_xtal { clock-frequency = <32768>; }; @@ -213,14 +204,14 @@ label = "left_click"; gpios = <&pioC 5 GPIO_ACTIVE_LOW>; linux,code = <272>; - gpio-key,wakeup; + wakeup-source; }; right_click { label = "right_click"; gpios = <&pioC 4 GPIO_ACTIVE_LOW>; linux,code = <273>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91sam9g20ek_common.dtsi b/arch/arm/boot/dts/at91sam9g20ek_common.dtsi index 57548a2c5a1e..e9cc99b6353a 100644 --- a/arch/arm/boot/dts/at91sam9g20ek_common.dtsi +++ b/arch/arm/boot/dts/at91sam9g20ek_common.dtsi @@ -19,15 +19,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <18432000>; - }; - slow_xtal { clock-frequency = <32768>; }; @@ -206,14 +197,14 @@ label = "Button 3"; gpios = <&pioA 30 GPIO_ACTIVE_LOW>; linux,code = <0x103>; - gpio-key,wakeup; + wakeup-source; }; btn4 { label = "Button 4"; gpios = <&pioA 31 GPIO_ACTIVE_LOW>; linux,code = <0x104>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91sam9m10g45ek.dts b/arch/arm/boot/dts/at91sam9m10g45ek.dts index 9d16ef8453c5..2400c99134f7 100644 --- a/arch/arm/boot/dts/at91sam9m10g45ek.dts +++ b/arch/arm/boot/dts/at91sam9m10g45ek.dts @@ -24,15 +24,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <12000000>; - }; - slow_xtal { clock-frequency = <32768>; }; @@ -323,14 +314,14 @@ label = "left_click"; gpios = <&pioB 6 GPIO_ACTIVE_LOW>; linux,code = <272>; - gpio-key,wakeup; + wakeup-source; }; right_click { label = "right_click"; gpios = <&pioB 7 GPIO_ACTIVE_LOW>; linux,code = <273>; - gpio-key,wakeup; + wakeup-source; }; left { diff --git a/arch/arm/boot/dts/at91sam9n12ek.dts b/arch/arm/boot/dts/at91sam9n12ek.dts index acf3451a332d..ca4ddf86817a 100644 --- a/arch/arm/boot/dts/at91sam9n12ek.dts +++ b/arch/arm/boot/dts/at91sam9n12ek.dts @@ -23,15 +23,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <16000000>; - }; - slow_xtal { clock-frequency = <32768>; }; @@ -219,7 +210,7 @@ label = "Enter"; gpios = <&pioB 3 GPIO_ACTIVE_LOW>; linux,code = <28>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91sam9rlek.dts b/arch/arm/boot/dts/at91sam9rlek.dts index 558c9f220bed..f10566f759cd 100644 --- a/arch/arm/boot/dts/at91sam9rlek.dts +++ b/arch/arm/boot/dts/at91sam9rlek.dts @@ -22,15 +22,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <12000000>; - }; - slow_xtal { clock-frequency = <32768>; }; @@ -225,14 +216,14 @@ label = "right_click"; gpios = <&pioB 0 GPIO_ACTIVE_LOW>; linux,code = <273>; - gpio-key,wakeup; + wakeup-source; }; left_click { label = "left_click"; gpios = <&pioB 1 GPIO_ACTIVE_LOW>; linux,code = <272>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/at91sam9x5cm.dtsi b/arch/arm/boot/dts/at91sam9x5cm.dtsi index 26112ebd15fc..b098ad8cd93a 100644 --- a/arch/arm/boot/dts/at91sam9x5cm.dtsi +++ b/arch/arm/boot/dts/at91sam9x5cm.dtsi @@ -13,17 +13,6 @@ }; clocks { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - main_clock: clock@0 { - compatible = "atmel,osc", "fixed-clock"; - clock-frequency = <12000000>; - }; - }; - - clocks { slow_xtal { clock-frequency = <32768>; }; diff --git a/arch/arm/boot/dts/bcm11351.dtsi b/arch/arm/boot/dts/bcm11351.dtsi index 2ddaa5136611..3dc7a8cc5812 100644 --- a/arch/arm/boot/dts/bcm11351.dtsi +++ b/arch/arm/boot/dts/bcm11351.dtsi @@ -31,7 +31,6 @@ #address-cells = <1>; #size-cells = <0>; enable-method = "brcm,bcm11351-cpu-method"; - secondary-boot-reg = <0x3500417c>; cpu0: cpu@0 { device_type = "cpu"; @@ -42,6 +41,7 @@ cpu1: cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a9"; + secondary-boot-reg = <0x3500417c>; reg = <1>; }; }; diff --git a/arch/arm/boot/dts/bcm21664.dtsi b/arch/arm/boot/dts/bcm21664.dtsi index 2016b72a8fb7..3f525be28fd0 100644 --- a/arch/arm/boot/dts/bcm21664.dtsi +++ b/arch/arm/boot/dts/bcm21664.dtsi @@ -31,7 +31,6 @@ #address-cells = <1>; #size-cells = <0>; enable-method = "brcm,bcm11351-cpu-method"; - secondary-boot-reg = <0x35004178>; cpu0: cpu@0 { device_type = "cpu"; @@ -42,6 +41,7 @@ cpu1: cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a9"; + secondary-boot-reg = <0x35004178>; reg = <1>; }; }; diff --git a/arch/arm/boot/dts/bcm4708.dtsi b/arch/arm/boot/dts/bcm4708.dtsi index 31141e83fedd..eed4dd159995 100644 --- a/arch/arm/boot/dts/bcm4708.dtsi +++ b/arch/arm/boot/dts/bcm4708.dtsi @@ -15,6 +15,7 @@ cpus { #address-cells = <1>; #size-cells = <0>; + enable-method = "brcm,bcm-nsp-smp"; cpu@0 { device_type = "cpu"; @@ -27,6 +28,7 @@ device_type = "cpu"; compatible = "arm,cortex-a9"; next-level-cache = <&L2>; + secondary-boot-reg = <0xffff0400>; reg = <0x1>; }; }; diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index bc672fb91466..fe99231cbde5 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -1459,8 +1459,8 @@ interrupt-names = "tx", "rx"; dmas = <&sdma_xbar 133>, <&sdma_xbar 132>; dma-names = "tx", "rx"; - clocks = <&mcasp3_ahclkx_mux>; - clock-names = "fck"; + clocks = <&mcasp3_aux_gfclk_mux>, <&mcasp3_ahclkx_mux>; + clock-names = "fck", "ahclkx"; status = "disabled"; }; diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi index 2f30d632f1cc..18e3deffbf48 100644 --- a/arch/arm/boot/dts/exynos3250.dtsi +++ b/arch/arm/boot/dts/exynos3250.dtsi @@ -152,6 +152,20 @@ interrupt-parent = <&gic>; }; + poweroff: syscon-poweroff { + compatible = "syscon-poweroff"; + regmap = <&pmu_system_controller>; + offset = <0x330C>; /* PS_HOLD_CONTROL */ + mask = <0x5200>; /* Reset value */ + }; + + reboot: syscon-reboot { + compatible = "syscon-reboot"; + regmap = <&pmu_system_controller>; + offset = <0x0400>; /* SWRESET */ + mask = <0x1>; + }; + mipi_phy: video-phy@10020710 { compatible = "samsung,s5pv210-mipi-video-phy"; #phy-cells = <1>; diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi index 3184e10f260a..07e10ee60bd8 100644 --- a/arch/arm/boot/dts/exynos4.dtsi +++ b/arch/arm/boot/dts/exynos4.dtsi @@ -158,6 +158,20 @@ interrupt-parent = <&gic>; }; + poweroff: syscon-poweroff { + compatible = "syscon-poweroff"; + regmap = <&pmu_system_controller>; + offset = <0x330C>; /* PS_HOLD_CONTROL */ + mask = <0x5200>; /* reset value */ + }; + + reboot: syscon-reboot { + compatible = "syscon-reboot"; + regmap = <&pmu_system_controller>; + offset = <0x0400>; /* SWRESET */ + mask = <0x1>; + }; + dsi_0: dsi@11C80000 { compatible = "samsung,exynos4210-mipi-dsi"; reg = <0x11C80000 0x10000>; diff --git a/arch/arm/boot/dts/exynos5.dtsi b/arch/arm/boot/dts/exynos5.dtsi index 110dbd4fb884..e2439e87ee4a 100644 --- a/arch/arm/boot/dts/exynos5.dtsi +++ b/arch/arm/boot/dts/exynos5.dtsi @@ -88,6 +88,20 @@ status = "disabled"; }; + poweroff: syscon-poweroff { + compatible = "syscon-poweroff"; + regmap = <&pmu_system_controller>; + offset = <0x330C>; /* PS_HOLD_CONTROL */ + mask = <0x5200>; /* reset value */ + }; + + reboot: syscon-reboot { + compatible = "syscon-reboot"; + regmap = <&pmu_system_controller>; + offset = <0x0400>; /* SWRESET */ + mask = <0x1>; + }; + fimd: fimd@14400000 { compatible = "samsung,exynos5250-fimd"; interrupt-parent = <&combiner>; diff --git a/arch/arm/boot/dts/exynos5410.dtsi b/arch/arm/boot/dts/exynos5410.dtsi index 731eefd23fa9..fad0779b1b6e 100644 --- a/arch/arm/boot/dts/exynos5410.dtsi +++ b/arch/arm/boot/dts/exynos5410.dtsi @@ -102,6 +102,20 @@ reg = <0x10040000 0x5000>; }; + poweroff: syscon-poweroff { + compatible = "syscon-poweroff"; + regmap = <&pmu_system_controller>; + offset = <0x330C>; /* PS_HOLD_CONTROL */ + mask = <0x5200>; /* reset value */ + }; + + reboot: syscon-reboot { + compatible = "syscon-reboot"; + regmap = <&pmu_system_controller>; + offset = <0x0400>; /* SWRESET */ + mask = <0x1>; + }; + mct: mct@101C0000 { compatible = "samsung,exynos4210-mct"; reg = <0x101C0000 0xB00>; diff --git a/arch/arm/boot/dts/k2l-netcp.dtsi b/arch/arm/boot/dts/k2l-netcp.dtsi index 01aef230773d..5acbd0dcc2ab 100644 --- a/arch/arm/boot/dts/k2l-netcp.dtsi +++ b/arch/arm/boot/dts/k2l-netcp.dtsi @@ -137,7 +137,7 @@ netcp: netcp@26000000 { /* NetCP address range */ ranges = <0 0x26000000 0x1000000>; - clocks = <&papllclk>, <&clkcpgmac>, <&chipclk12>; + clocks = <&clkosr>, <&papllclk>, <&clkcpgmac>, <&chipclk12>; dma-coherent; ti,navigator-dmas = <&dma_gbe 0>, diff --git a/arch/arm/boot/dts/kirkwood-ts219.dtsi b/arch/arm/boot/dts/kirkwood-ts219.dtsi index c56ab6bbfe3c..0e46560551f4 100644 --- a/arch/arm/boot/dts/kirkwood-ts219.dtsi +++ b/arch/arm/boot/dts/kirkwood-ts219.dtsi @@ -40,7 +40,7 @@ }; poweroff@12100 { compatible = "qnap,power-off"; - reg = <0x12000 0x100>; + reg = <0x12100 0x100>; clocks = <&gate_clk 7>; }; spi@10600 { diff --git a/arch/arm/boot/dts/rk3288-veyron-minnie.dts b/arch/arm/boot/dts/rk3288-veyron-minnie.dts index 8fd8ef2c72da..85f0373df498 100644 --- a/arch/arm/boot/dts/rk3288-veyron-minnie.dts +++ b/arch/arm/boot/dts/rk3288-veyron-minnie.dts @@ -86,6 +86,10 @@ }; }; +&emmc { + /delete-property/mmc-hs200-1_8v; +}; + &gpio_keys { pinctrl-0 = <&pwr_key_l &ap_lid_int_l &volum_down_l &volum_up_l>; diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 6a79c9c526b8..04ea209f1737 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -452,8 +452,10 @@ clock-names = "tsadc", "apb_pclk"; resets = <&cru SRST_TSADC>; reset-names = "tsadc-apb"; - pinctrl-names = "default"; - pinctrl-0 = <&otp_out>; + pinctrl-names = "init", "default", "sleep"; + pinctrl-0 = <&otp_gpio>; + pinctrl-1 = <&otp_out>; + pinctrl-2 = <&otp_gpio>; #thermal-sensor-cells = <1>; rockchip,hw-tshut-temp = <95000>; status = "disabled"; @@ -1395,6 +1397,10 @@ }; tsadc { + otp_gpio: otp-gpio { + rockchip,pins = <0 10 RK_FUNC_GPIO &pcfg_pull_none>; + }; + otp_out: otp-out { rockchip,pins = <0 10 RK_FUNC_1 &pcfg_pull_none>; }; diff --git a/arch/arm/boot/dts/sama5d35ek.dts b/arch/arm/boot/dts/sama5d35ek.dts index d9a9aca1ccfd..e812f5c1bf70 100644 --- a/arch/arm/boot/dts/sama5d35ek.dts +++ b/arch/arm/boot/dts/sama5d35ek.dts @@ -49,7 +49,7 @@ label = "pb_user1"; gpios = <&pioE 27 GPIO_ACTIVE_HIGH>; linux,code = <0x100>; - gpio-key,wakeup; + wakeup-source; }; }; }; diff --git a/arch/arm/boot/dts/sama5d4.dtsi b/arch/arm/boot/dts/sama5d4.dtsi index 15bbaf690047..2193637b9cd2 100644 --- a/arch/arm/boot/dts/sama5d4.dtsi +++ b/arch/arm/boot/dts/sama5d4.dtsi @@ -1300,7 +1300,7 @@ }; watchdog@fc068640 { - compatible = "atmel,at91sam9260-wdt"; + compatible = "atmel,sama5d4-wdt"; reg = <0xfc068640 0x10>; clocks = <&clk32k>; status = "disabled"; diff --git a/arch/arm/boot/dts/usb_a9260_common.dtsi b/arch/arm/boot/dts/usb_a9260_common.dtsi index 12edafefd44a..9beea8976584 100644 --- a/arch/arm/boot/dts/usb_a9260_common.dtsi +++ b/arch/arm/boot/dts/usb_a9260_common.dtsi @@ -115,7 +115,7 @@ label = "user_pb"; gpios = <&pioB 10 GPIO_ACTIVE_LOW>; linux,code = <28>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/usb_a9263.dts b/arch/arm/boot/dts/usb_a9263.dts index 68c0de36c339..8cc6edb29694 100644 --- a/arch/arm/boot/dts/usb_a9263.dts +++ b/arch/arm/boot/dts/usb_a9263.dts @@ -143,7 +143,7 @@ label = "user_pb"; gpios = <&pioB 10 GPIO_ACTIVE_LOW>; linux,code = <28>; - gpio-key,wakeup; + wakeup-source; }; }; diff --git a/arch/arm/boot/dts/vfxxx.dtsi b/arch/arm/boot/dts/vfxxx.dtsi index 6736bae43a5b..0d5acc2cdc8e 100644 --- a/arch/arm/boot/dts/vfxxx.dtsi +++ b/arch/arm/boot/dts/vfxxx.dtsi @@ -158,7 +158,7 @@ interrupts = <67 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks VF610_CLK_DSPI0>; clock-names = "dspi"; - spi-num-chipselects = <5>; + spi-num-chipselects = <6>; status = "disabled"; }; @@ -170,7 +170,7 @@ interrupts = <68 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks VF610_CLK_DSPI1>; clock-names = "dspi"; - spi-num-chipselects = <5>; + spi-num-chipselects = <4>; status = "disabled"; }; @@ -461,6 +461,8 @@ clock-names = "adc"; #io-channel-cells = <1>; status = "disabled"; + fsl,adck-max-frequency = <30000000>, <40000000>, + <20000000>; }; esdhc0: esdhc@400b1000 { @@ -472,8 +474,6 @@ <&clks VF610_CLK_ESDHC0>; clock-names = "ipg", "ahb", "per"; status = "disabled"; - fsl,adck-max-frequency = <30000000>, <40000000>, - <20000000>; }; esdhc1: esdhc@400b2000 { diff --git a/arch/arm/common/mcpm_platsmp.c b/arch/arm/common/mcpm_platsmp.c index 2b25b6038f66..c773157646d3 100644 --- a/arch/arm/common/mcpm_platsmp.c +++ b/arch/arm/common/mcpm_platsmp.c @@ -83,7 +83,7 @@ static void mcpm_cpu_die(unsigned int cpu) #endif -static struct smp_operations __initdata mcpm_smp_ops = { +static const struct smp_operations mcpm_smp_ops __initconst = { .smp_boot_secondary = mcpm_boot_secondary, .smp_secondary_init = mcpm_secondary_init, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/configs/at91_dt_defconfig b/arch/arm/configs/at91_dt_defconfig index 1b1e5acd76e2..e4b1be66b3f5 100644 --- a/arch/arm/configs/at91_dt_defconfig +++ b/arch/arm/configs/at91_dt_defconfig @@ -125,7 +125,6 @@ CONFIG_POWER_RESET=y # CONFIG_HWMON is not set CONFIG_WATCHDOG=y CONFIG_AT91SAM9X_WATCHDOG=y -CONFIG_SSB=m CONFIG_MFD_ATMEL_HLCDC=y CONFIG_REGULATOR=y CONFIG_REGULATOR_FIXED_VOLTAGE=y diff --git a/arch/arm/configs/sama5_defconfig b/arch/arm/configs/sama5_defconfig index a0c57ac88b27..63f7e6ce649a 100644 --- a/arch/arm/configs/sama5_defconfig +++ b/arch/arm/configs/sama5_defconfig @@ -129,7 +129,6 @@ CONFIG_GPIO_SYSFS=y CONFIG_POWER_SUPPLY=y CONFIG_POWER_RESET=y # CONFIG_HWMON is not set -CONFIG_SSB=m CONFIG_MFD_ATMEL_FLEXCOM=y CONFIG_REGULATOR=y CONFIG_REGULATOR_FIXED_VOLTAGE=y diff --git a/arch/arm/include/asm/irq.h b/arch/arm/include/asm/irq.h index be1d07d59ee9..1bd9510de1b9 100644 --- a/arch/arm/include/asm/irq.h +++ b/arch/arm/include/asm/irq.h @@ -40,6 +40,11 @@ extern void arch_trigger_all_cpu_backtrace(bool); #define arch_trigger_all_cpu_backtrace(x) arch_trigger_all_cpu_backtrace(x) #endif +static inline int nr_legacy_irqs(void) +{ + return NR_IRQS_LEGACY; +} + #endif #endif diff --git a/arch/arm/include/asm/psci.h b/arch/arm/include/asm/psci.h index 68ee3ce17b82..97735a8ff451 100644 --- a/arch/arm/include/asm/psci.h +++ b/arch/arm/include/asm/psci.h @@ -14,7 +14,7 @@ #ifndef __ASM_ARM_PSCI_H #define __ASM_ARM_PSCI_H -extern struct smp_operations psci_smp_ops; +extern const struct smp_operations psci_smp_ops; #ifdef CONFIG_ARM_PSCI bool psci_smp_available(void); diff --git a/arch/arm/include/uapi/asm/unistd.h b/arch/arm/include/uapi/asm/unistd.h index 7a2a32a1d5a8..ede692ffa32e 100644 --- a/arch/arm/include/uapi/asm/unistd.h +++ b/arch/arm/include/uapi/asm/unistd.h @@ -416,6 +416,7 @@ #define __NR_execveat (__NR_SYSCALL_BASE+387) #define __NR_userfaultfd (__NR_SYSCALL_BASE+388) #define __NR_membarrier (__NR_SYSCALL_BASE+389) +#define __NR_mlock2 (__NR_SYSCALL_BASE+390) /* * The following SWIs are ARM private. diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index 6551d28c27e6..066f7f9ba411 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -17,11 +17,6 @@ #include <asm/mach/pci.h> static int debug_pci; -static resource_size_t (*align_resource)(struct pci_dev *dev, - const struct resource *res, - resource_size_t start, - resource_size_t size, - resource_size_t align) = NULL; /* * We can't use pci_get_device() here since we are @@ -461,7 +456,6 @@ static void pcibios_init_hw(struct device *parent, struct hw_pci *hw, sys->busnr = busnr; sys->swizzle = hw->swizzle; sys->map_irq = hw->map_irq; - align_resource = hw->align_resource; INIT_LIST_HEAD(&sys->resources); if (hw->private_data) @@ -470,6 +464,8 @@ static void pcibios_init_hw(struct device *parent, struct hw_pci *hw, ret = hw->setup(nr, sys); if (ret > 0) { + struct pci_host_bridge *host_bridge; + ret = pcibios_init_resources(nr, sys); if (ret) { kfree(sys); @@ -491,6 +487,9 @@ static void pcibios_init_hw(struct device *parent, struct hw_pci *hw, busnr = sys->bus->busn_res.end + 1; list_add(&sys->node, head); + + host_bridge = pci_find_host_bridge(sys->bus); + host_bridge->align_resource = hw->align_resource; } else { kfree(sys); if (ret < 0) @@ -578,14 +577,18 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res, { struct pci_dev *dev = data; resource_size_t start = res->start; + struct pci_host_bridge *host_bridge; if (res->flags & IORESOURCE_IO && start & 0x300) start = (start + 0x3ff) & ~0x3ff; start = (start + align - 1) & ~(align - 1); - if (align_resource) - return align_resource(dev, res, start, size, align); + host_bridge = pci_find_host_bridge(dev->bus); + + if (host_bridge->align_resource) + return host_bridge->align_resource(dev, res, + start, size, align); return start; } diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index fde6c88d560c..ac368bb068d1 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -399,6 +399,7 @@ CALL(sys_execveat) CALL(sys_userfaultfd) CALL(sys_membarrier) + CALL(sys_mlock2) #ifndef syscalls_counted .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls #define syscalls_counted diff --git a/arch/arm/kernel/psci_smp.c b/arch/arm/kernel/psci_smp.c index 9d479b2ea40d..cb3fcaeb2233 100644 --- a/arch/arm/kernel/psci_smp.c +++ b/arch/arm/kernel/psci_smp.c @@ -120,7 +120,7 @@ bool __init psci_smp_available(void) return (psci_ops.cpu_on != NULL); } -struct smp_operations __initdata psci_smp_ops = { +const struct smp_operations psci_smp_ops __initconst = { .smp_boot_secondary = psci_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU .cpu_disable = psci_cpu_disable, diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index eab83b2435b8..e06fd299de08 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -564,17 +564,12 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *run) vcpu_sleep(vcpu); /* - * Disarming the background timer must be done in a - * preemptible context, as this call may sleep. - */ - kvm_timer_flush_hwstate(vcpu); - - /* * Preparing the interrupts to be injected also * involves poking the GIC, which must be done in a * non-preemptible context. */ preempt_disable(); + kvm_timer_flush_hwstate(vcpu); kvm_vgic_flush_hwstate(vcpu); local_irq_disable(); diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c index 6984342da13d..7dace909d5cf 100644 --- a/arch/arm/kvm/mmu.c +++ b/arch/arm/kvm/mmu.c @@ -98,6 +98,11 @@ static void kvm_flush_dcache_pud(pud_t pud) __kvm_flush_dcache_pud(pud); } +static bool kvm_is_device_pfn(unsigned long pfn) +{ + return !pfn_valid(pfn); +} + /** * stage2_dissolve_pmd() - clear and flush huge PMD entry * @kvm: pointer to kvm structure. @@ -213,7 +218,7 @@ static void unmap_ptes(struct kvm *kvm, pmd_t *pmd, kvm_tlb_flush_vmid_ipa(kvm, addr); /* No need to invalidate the cache for device mappings */ - if ((pte_val(old_pte) & PAGE_S2_DEVICE) != PAGE_S2_DEVICE) + if (!kvm_is_device_pfn(__phys_to_pfn(addr))) kvm_flush_dcache_pte(old_pte); put_page(virt_to_page(pte)); @@ -305,8 +310,7 @@ static void stage2_flush_ptes(struct kvm *kvm, pmd_t *pmd, pte = pte_offset_kernel(pmd, addr); do { - if (!pte_none(*pte) && - (pte_val(*pte) & PAGE_S2_DEVICE) != PAGE_S2_DEVICE) + if (!pte_none(*pte) && !kvm_is_device_pfn(__phys_to_pfn(addr))) kvm_flush_dcache_pte(*pte); } while (pte++, addr += PAGE_SIZE, addr != end); } @@ -1037,11 +1041,6 @@ static bool kvm_is_write_fault(struct kvm_vcpu *vcpu) return kvm_vcpu_dabt_iswrite(vcpu); } -static bool kvm_is_device_pfn(unsigned long pfn) -{ - return !pfn_valid(pfn); -} - /** * stage2_wp_ptes - write protect PMD range * @pmd: pointer to pmd entry diff --git a/arch/arm/mach-alpine/Kconfig b/arch/arm/mach-alpine/Kconfig index 2c44b930505a..5c2d54f59f53 100644 --- a/arch/arm/mach-alpine/Kconfig +++ b/arch/arm/mach-alpine/Kconfig @@ -1,5 +1,6 @@ config ARCH_ALPINE - bool "Annapurna Labs Alpine platform" if ARCH_MULTI_V7 + bool "Annapurna Labs Alpine platform" + depends on ARCH_MULTI_V7 select ARM_AMBA select ARM_GIC select GENERIC_IRQ_CHIP diff --git a/arch/arm/mach-alpine/platsmp.c b/arch/arm/mach-alpine/platsmp.c index f78429f48bd6..dd77ea25e7ca 100644 --- a/arch/arm/mach-alpine/platsmp.c +++ b/arch/arm/mach-alpine/platsmp.c @@ -42,7 +42,7 @@ static void __init alpine_smp_prepare_cpus(unsigned int max_cpus) alpine_cpu_pm_init(); } -static struct smp_operations alpine_smp_ops __initdata = { +static const struct smp_operations alpine_smp_ops __initconst = { .smp_prepare_cpus = alpine_smp_prepare_cpus, .smp_boot_secondary = alpine_boot_secondary, }; diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 92673006e55c..8649f033e2bf 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -9,7 +9,8 @@ menuconfig ARCH_AT91 if ARCH_AT91 config SOC_SAMA5D2 - bool "SAMA5D2 family" if ARCH_MULTI_V7 + bool "SAMA5D2 family" + depends on ARCH_MULTI_V7 select SOC_SAMA5 select CACHE_L2X0 select HAVE_FB_ATMEL @@ -21,7 +22,8 @@ config SOC_SAMA5D2 Select this if ou are using one of Atmel's SAMA5D2 family SoC. config SOC_SAMA5D3 - bool "SAMA5D3 family" if ARCH_MULTI_V7 + bool "SAMA5D3 family" + depends on ARCH_MULTI_V7 select SOC_SAMA5 select HAVE_FB_ATMEL select HAVE_AT91_UTMI @@ -32,7 +34,8 @@ config SOC_SAMA5D3 This support covers SAMA5D31, SAMA5D33, SAMA5D34, SAMA5D35, SAMA5D36. config SOC_SAMA5D4 - bool "SAMA5D4 family" if ARCH_MULTI_V7 + bool "SAMA5D4 family" + depends on ARCH_MULTI_V7 select SOC_SAMA5 select CACHE_L2X0 select HAVE_FB_ATMEL @@ -44,7 +47,8 @@ config SOC_SAMA5D4 Select this if you are using one of Atmel's SAMA5D4 family SoC. config SOC_AT91RM9200 - bool "AT91RM9200" if ARCH_MULTI_V4T + bool "AT91RM9200" + depends on ARCH_MULTI_V4T select ATMEL_AIC_IRQ select ATMEL_ST select CPU_ARM920T @@ -56,7 +60,8 @@ config SOC_AT91RM9200 Select this if you are using Atmel's AT91RM9200 SoC. config SOC_AT91SAM9 - bool "AT91SAM9" if ARCH_MULTI_V5 + bool "AT91SAM9" + depends on ARCH_MULTI_V5 select ATMEL_AIC_IRQ select ATMEL_SDRAMC select CPU_ARM926T diff --git a/arch/arm/mach-axxia/Kconfig b/arch/arm/mach-axxia/Kconfig index 8be7e0ae1922..6c6d5e76565b 100644 --- a/arch/arm/mach-axxia/Kconfig +++ b/arch/arm/mach-axxia/Kconfig @@ -1,5 +1,6 @@ config ARCH_AXXIA - bool "LSI Axxia platforms" if (ARCH_MULTI_V7 && ARM_LPAE) + bool "LSI Axxia platforms" + depends on ARCH_MULTI_V7 && ARM_LPAE select ARCH_DMA_ADDR_T_64BIT select ARM_AMBA select ARM_GIC diff --git a/arch/arm/mach-axxia/platsmp.c b/arch/arm/mach-axxia/platsmp.c index 959d4df3d2b6..ffbd71d45008 100644 --- a/arch/arm/mach-axxia/platsmp.c +++ b/arch/arm/mach-axxia/platsmp.c @@ -82,7 +82,7 @@ static void __init axxia_smp_prepare_cpus(unsigned int max_cpus) } } -static struct smp_operations axxia_smp_ops __initdata = { +static const struct smp_operations axxia_smp_ops __initconst = { .smp_prepare_cpus = axxia_smp_prepare_cpus, .smp_boot_secondary = axxia_boot_secondary, }; diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig index 8c53c55be1fe..c9723d82cb30 100644 --- a/arch/arm/mach-bcm/Kconfig +++ b/arch/arm/mach-bcm/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_BCM - bool "Broadcom SoC Support" if ARCH_MULTI_V6_V7 + bool "Broadcom SoC Support" + depends on ARCH_MULTI_V6_V7 help This enables support for Broadcom ARM based SoC chips @@ -27,7 +28,8 @@ config ARCH_BCM_IPROC Currently supported SoCs are Cygnus. config ARCH_BCM_CYGNUS - bool "Broadcom Cygnus Support" if ARCH_MULTI_V7 + bool "Broadcom Cygnus Support" + depends on ARCH_MULTI_V7 select ARCH_BCM_IPROC help Enable support for the Cygnus family, @@ -36,10 +38,13 @@ config ARCH_BCM_CYGNUS BCM58300, BCM58302, BCM58303, BCM58305. config ARCH_BCM_NSP - bool "Broadcom Northstar Plus SoC Support" if ARCH_MULTI_V7 + bool "Broadcom Northstar Plus SoC Support" + depends on ARCH_MULTI_V7 select ARCH_BCM_IPROC select ARM_ERRATA_754322 select ARM_ERRATA_775420 + select ARM_ERRATA_764369 if SMP + select HAVE_SMP help Support for Broadcom Northstar Plus SoC. Broadcom Northstar Plus family of SoCs are used for switching control @@ -50,8 +55,14 @@ config ARCH_BCM_NSP NAND flash, SATA and several other IO controllers. config ARCH_BCM_5301X - bool "Broadcom BCM470X / BCM5301X ARM SoC" if ARCH_MULTI_V7 + bool "Broadcom BCM470X / BCM5301X ARM SoC" + depends on ARCH_MULTI_V7 select ARCH_BCM_IPROC + select ARM_ERRATA_754322 + select ARM_ERRATA_775420 + select ARM_ERRATA_764369 if SMP + select HAVE_SMP + help Support for Broadcom BCM470X and BCM5301X SoCs with ARM CPU cores. @@ -82,7 +93,8 @@ config ARCH_BCM_MOBILE This enables support for systems based on Broadcom mobile SoCs. config ARCH_BCM_281XX - bool "Broadcom BCM281XX SoC family" if ARCH_MULTI_V7 + bool "Broadcom BCM281XX SoC family" + depends on ARCH_MULTI_V7 select ARCH_BCM_MOBILE select HAVE_SMP help @@ -91,7 +103,8 @@ config ARCH_BCM_281XX variants. config ARCH_BCM_21664 - bool "Broadcom BCM21664 SoC family" if ARCH_MULTI_V7 + bool "Broadcom BCM21664 SoC family" + depends on ARCH_MULTI_V7 select ARCH_BCM_MOBILE select HAVE_SMP help @@ -122,7 +135,8 @@ config ARCH_BCM_MOBILE_SMP comment "Other Architectures" config ARCH_BCM2835 - bool "Broadcom BCM2835 family" if ARCH_MULTI_V6 + bool "Broadcom BCM2835 family" + depends on ARCH_MULTI_V6 select ARCH_REQUIRE_GPIOLIB select ARM_AMBA select ARM_ERRATA_411920 @@ -135,7 +149,8 @@ config ARCH_BCM2835 used in the Raspberry Pi and Roku 2 devices. config ARCH_BCM_63XX - bool "Broadcom BCM63xx DSL SoC" if ARCH_MULTI_V7 + bool "Broadcom BCM63xx DSL SoC" + depends on ARCH_MULTI_V7 depends on MMU select ARM_ERRATA_754322 select ARM_ERRATA_764369 if SMP @@ -152,7 +167,8 @@ config ARCH_BCM_63XX the BCM63138 variant. config ARCH_BRCMSTB - bool "Broadcom BCM7XXX based boards" if ARCH_MULTI_V7 + bool "Broadcom BCM7XXX based boards" + depends on ARCH_MULTI_V7 select ARM_GIC select ARM_ERRATA_798181 if SMP select HAVE_ARM_ARCH_TIMER diff --git a/arch/arm/mach-bcm/Makefile b/arch/arm/mach-bcm/Makefile index 892261fec0ae..7d665151c772 100644 --- a/arch/arm/mach-bcm/Makefile +++ b/arch/arm/mach-bcm/Makefile @@ -14,7 +14,11 @@ obj-$(CONFIG_ARCH_BCM_CYGNUS) += bcm_cygnus.o # Northstar Plus -obj-$(CONFIG_ARCH_BCM_NSP) += bcm_nsp.o +obj-$(CONFIG_ARCH_BCM_NSP) += bcm_nsp.o + +ifeq ($(CONFIG_ARCH_BCM_NSP),y) +obj-$(CONFIG_SMP) += platsmp.o +endif # BCM281XX obj-$(CONFIG_ARCH_BCM_281XX) += board_bcm281xx.o @@ -23,7 +27,7 @@ obj-$(CONFIG_ARCH_BCM_281XX) += board_bcm281xx.o obj-$(CONFIG_ARCH_BCM_21664) += board_bcm21664.o # BCM281XX and BCM21664 SMP support -obj-$(CONFIG_ARCH_BCM_MOBILE_SMP) += kona_smp.o +obj-$(CONFIG_ARCH_BCM_MOBILE_SMP) += platsmp.o # BCM281XX and BCM21664 L2 cache control obj-$(CONFIG_ARCH_BCM_MOBILE_L2_CACHE) += kona_l2_cache.o @@ -39,6 +43,9 @@ obj-$(CONFIG_ARCH_BCM2835) += board_bcm2835.o # BCM5301X obj-$(CONFIG_ARCH_BCM_5301X) += bcm_5301x.o +ifeq ($(CONFIG_ARCH_BCM_5301X),y) +obj-$(CONFIG_SMP) += platsmp.o +endif # BCM63XXx ifeq ($(CONFIG_ARCH_BCM_63XX),y) diff --git a/arch/arm/mach-bcm/bcm63xx_smp.c b/arch/arm/mach-bcm/bcm63xx_smp.c index 19be90421f4d..9b6727ed68cd 100644 --- a/arch/arm/mach-bcm/bcm63xx_smp.c +++ b/arch/arm/mach-bcm/bcm63xx_smp.c @@ -161,7 +161,7 @@ static void __init bcm63138_smp_prepare_cpus(unsigned int max_cpus) } } -struct smp_operations bcm63138_smp_ops __initdata = { +static const struct smp_operations bcm63138_smp_ops __initconst = { .smp_prepare_cpus = bcm63138_smp_prepare_cpus, .smp_boot_secondary = bcm63138_smp_boot_secondary, }; diff --git a/arch/arm/mach-bcm/bcm_5301x.c b/arch/arm/mach-bcm/bcm_5301x.c index 5478fe6bcce6..c8830a2b0d60 100644 --- a/arch/arm/mach-bcm/bcm_5301x.c +++ b/arch/arm/mach-bcm/bcm_5301x.c @@ -9,40 +9,6 @@ #include <asm/hardware/cache-l2x0.h> #include <asm/mach/arch.h> -#include <asm/siginfo.h> -#include <asm/signal.h> - - -static bool first_fault = true; - -static int bcm5301x_abort_handler(unsigned long addr, unsigned int fsr, - struct pt_regs *regs) -{ - if ((fsr == 0x1406 || fsr == 0x1c06) && first_fault) { - first_fault = false; - - /* - * These faults with codes 0x1406 (BCM4709) or 0x1c06 happens - * for no good reason, possibly left over from the CFE boot - * loader. - */ - pr_warn("External imprecise Data abort at addr=%#lx, fsr=%#x ignored.\n", - addr, fsr); - - /* Returning non-zero causes fault display and panic */ - return 0; - } - - /* Others should cause a fault */ - return 1; -} - -static void __init bcm5301x_init_early(void) -{ - /* Install our hook */ - hook_fault_code(16 + 6, bcm5301x_abort_handler, SIGBUS, BUS_OBJERR, - "imprecise external abort"); -} static const char *const bcm5301x_dt_compat[] __initconst = { "brcm,bcm4708", @@ -52,6 +18,5 @@ static const char *const bcm5301x_dt_compat[] __initconst = { DT_MACHINE_START(BCM5301X, "BCM5301X") .l2c_aux_val = 0, .l2c_aux_mask = ~0, - .init_early = bcm5301x_init_early, .dt_compat = bcm5301x_dt_compat, MACHINE_END diff --git a/arch/arm/mach-bcm/platsmp-brcmstb.c b/arch/arm/mach-bcm/platsmp-brcmstb.c index 44d6bddf7a4e..40dc8448445e 100644 --- a/arch/arm/mach-bcm/platsmp-brcmstb.c +++ b/arch/arm/mach-bcm/platsmp-brcmstb.c @@ -356,7 +356,7 @@ static int brcmstb_boot_secondary(unsigned int cpu, struct task_struct *idle) return 0; } -static struct smp_operations brcmstb_smp_ops __initdata = { +static const struct smp_operations brcmstb_smp_ops __initconst = { .smp_prepare_cpus = brcmstb_cpu_ctrl_setup, .smp_boot_secondary = brcmstb_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-bcm/kona_smp.c b/arch/arm/mach-bcm/platsmp.c index 66a0465528a5..575defcc53f9 100644 --- a/arch/arm/mach-bcm/kona_smp.c +++ b/arch/arm/mach-bcm/platsmp.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2014 Broadcom Corporation + * Copyright (C) 2014-2015 Broadcom Corporation * Copyright 2014 Linaro Limited * * This program is free software; you can redistribute it and/or @@ -12,12 +12,17 @@ * GNU General Public License for more details. */ -#include <linux/init.h> +#include <linux/cpumask.h> +#include <linux/delay.h> #include <linux/errno.h> +#include <linux/init.h> #include <linux/io.h> +#include <linux/jiffies.h> #include <linux/of.h> #include <linux/sched.h> +#include <linux/smp.h> +#include <asm/cacheflush.h> #include <asm/smp.h> #include <asm/smp_plat.h> #include <asm/smp_scu.h> @@ -30,9 +35,10 @@ /* Name of device node property defining secondary boot register location */ #define OF_SECONDARY_BOOT "secondary-boot-reg" +#define MPIDR_CPUID_BITMASK 0x3 /* I/O address of register used to coordinate secondary core startup */ -static u32 secondary_boot; +static u32 secondary_boot_addr; /* * Enable the Cortex A9 Snoop Control Unit @@ -75,47 +81,101 @@ static int __init scu_a9_enable(void) return 0; } +static int nsp_write_lut(void) +{ + void __iomem *sku_rom_lut; + phys_addr_t secondary_startup_phy; + + if (!secondary_boot_addr) { + pr_warn("required secondary boot register not specified\n"); + return -EINVAL; + } + + sku_rom_lut = ioremap_nocache((phys_addr_t)secondary_boot_addr, + sizeof(secondary_boot_addr)); + if (!sku_rom_lut) { + pr_warn("unable to ioremap SKU-ROM LUT register\n"); + return -ENOMEM; + } + + secondary_startup_phy = virt_to_phys(secondary_startup); + BUG_ON(secondary_startup_phy > (phys_addr_t)U32_MAX); + + writel_relaxed(secondary_startup_phy, sku_rom_lut); + + /* Ensure the write is visible to the secondary core */ + smp_wmb(); + + iounmap(sku_rom_lut); + + return 0; +} + static void __init bcm_smp_prepare_cpus(unsigned int max_cpus) { static cpumask_t only_cpu_0 = { CPU_BITS_CPU0 }; - struct device_node *node; + struct device_node *cpus_node = NULL; + struct device_node *cpu_node = NULL; int ret; - BUG_ON(secondary_boot); /* We're called only once */ - /* * This function is only called via smp_ops->smp_prepare_cpu(). * That only happens if a "/cpus" device tree node exists * and has an "enable-method" property that selects the SMP * operations defined herein. */ - node = of_find_node_by_path("/cpus"); - BUG_ON(!node); + cpus_node = of_find_node_by_path("/cpus"); + if (!cpus_node) + return; - /* - * Our secondary enable method requires a "secondary-boot-reg" - * property to specify a register address used to request the - * ROM code boot a secondary code. If we have any trouble - * getting this we fall back to uniprocessor mode. - */ - if (of_property_read_u32(node, OF_SECONDARY_BOOT, &secondary_boot)) { - pr_err("%s: missing/invalid " OF_SECONDARY_BOOT " property\n", - node->name); - ret = -ENOENT; /* Arrange to disable SMP */ - goto out; + for_each_child_of_node(cpus_node, cpu_node) { + u32 cpuid; + + if (of_node_cmp(cpu_node->type, "cpu")) + continue; + + if (of_property_read_u32(cpu_node, "reg", &cpuid)) { + pr_debug("%s: missing reg property\n", + cpu_node->full_name); + ret = -ENOENT; + goto out; + } + + /* + * "secondary-boot-reg" property should be defined only + * for secondary cpu + */ + if ((cpuid & MPIDR_CPUID_BITMASK) == 1) { + /* + * Our secondary enable method requires a + * "secondary-boot-reg" property to specify a register + * address used to request the ROM code boot a secondary + * core. If we have any trouble getting this we fall + * back to uniprocessor mode. + */ + if (of_property_read_u32(cpu_node, + OF_SECONDARY_BOOT, + &secondary_boot_addr)) { + pr_warn("%s: no" OF_SECONDARY_BOOT "property\n", + cpu_node->name); + ret = -ENOENT; + goto out; + } + } } /* - * Enable the SCU on Cortex A9 based SoCs. If -ENOENT is + * Enable the SCU on Cortex A9 based SoCs. If -ENOENT is * returned, the SoC reported a uniprocessor configuration. * We bail on any other error. */ ret = scu_a9_enable(); out: - of_node_put(node); + of_node_put(cpu_node); + of_node_put(cpus_node); + if (ret) { /* Update the CPU present map to reflect uniprocessor mode */ - BUG_ON(ret != -ENOENT); pr_warn("disabling SMP\n"); init_cpu_present(&only_cpu_0); } @@ -139,7 +199,7 @@ out: * - Wait for the secondary boot register to be re-written, which * indicates the secondary core has started. */ -static int bcm_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int kona_boot_secondary(unsigned int cpu, struct task_struct *idle) { void __iomem *boot_reg; phys_addr_t boot_func; @@ -154,15 +214,16 @@ static int bcm_boot_secondary(unsigned int cpu, struct task_struct *idle) return -EINVAL; } - if (!secondary_boot) { + if (!secondary_boot_addr) { pr_err("required secondary boot register not specified\n"); return -EINVAL; } - boot_reg = ioremap_nocache((phys_addr_t)secondary_boot, sizeof(u32)); + boot_reg = ioremap_nocache( + (phys_addr_t)secondary_boot_addr, sizeof(u32)); if (!boot_reg) { pr_err("unable to map boot register for cpu %u\n", cpu_id); - return -ENOSYS; + return -ENOMEM; } /* @@ -191,12 +252,39 @@ static int bcm_boot_secondary(unsigned int cpu, struct task_struct *idle) pr_err("timeout waiting for cpu %u to start\n", cpu_id); - return -ENOSYS; + return -ENXIO; } -static struct smp_operations bcm_smp_ops __initdata = { +static int nsp_boot_secondary(unsigned int cpu, struct task_struct *idle) +{ + int ret; + + /* + * After wake up, secondary core branches to the startup + * address programmed at SKU ROM LUT location. + */ + ret = nsp_write_lut(); + if (ret) { + pr_err("unable to write startup addr to SKU ROM LUT\n"); + goto out; + } + + /* Send a CPU wakeup interrupt to the secondary core */ + arch_send_wakeup_ipi_mask(cpumask_of(cpu)); + +out: + return ret; +} + +static const struct smp_operations bcm_smp_ops __initconst = { .smp_prepare_cpus = bcm_smp_prepare_cpus, - .smp_boot_secondary = bcm_boot_secondary, + .smp_boot_secondary = kona_boot_secondary, }; CPU_METHOD_OF_DECLARE(bcm_smp_bcm281xx, "brcm,bcm11351-cpu-method", &bcm_smp_ops); + +struct smp_operations nsp_smp_ops __initdata = { + .smp_prepare_cpus = bcm_smp_prepare_cpus, + .smp_boot_secondary = nsp_boot_secondary, +}; +CPU_METHOD_OF_DECLARE(bcm_smp_nsp, "brcm,bcm-nsp-smp", &nsp_smp_ops); diff --git a/arch/arm/mach-berlin/Kconfig b/arch/arm/mach-berlin/Kconfig index 742d53a5f7f9..ffbfa0bd091b 100644 --- a/arch/arm/mach-berlin/Kconfig +++ b/arch/arm/mach-berlin/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_BERLIN - bool "Marvell Berlin SoCs" if ARCH_MULTI_V7 + bool "Marvell Berlin SoCs" + depends on ARCH_MULTI_V7 select ARCH_HAS_RESET_CONTROLLER select ARCH_REQUIRE_GPIOLIB select ARM_GIC diff --git a/arch/arm/mach-berlin/platsmp.c b/arch/arm/mach-berlin/platsmp.c index 405cd37e4fba..93f90688db18 100644 --- a/arch/arm/mach-berlin/platsmp.c +++ b/arch/arm/mach-berlin/platsmp.c @@ -119,7 +119,7 @@ static int berlin_cpu_kill(unsigned int cpu) } #endif -static struct smp_operations berlin_smp_ops __initdata = { +static const struct smp_operations berlin_smp_ops __initconst = { .smp_prepare_cpus = berlin_smp_prepare_cpus, .smp_boot_secondary = berlin_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-cns3xxx/Kconfig b/arch/arm/mach-cns3xxx/Kconfig index 3c22a1990ecd..eb14a0ff0093 100644 --- a/arch/arm/mach-cns3xxx/Kconfig +++ b/arch/arm/mach-cns3xxx/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_CNS3XXX - bool "Cavium Networks CNS3XXX family" if ARCH_MULTI_V6 + bool "Cavium Networks CNS3XXX family" + depends on ARCH_MULTI_V6 select ARM_GIC select PCI_DOMAINS if PCI help diff --git a/arch/arm/mach-dove/include/mach/entry-macro.S b/arch/arm/mach-dove/include/mach/entry-macro.S index 72d622baaad3..df1d44bdc375 100644 --- a/arch/arm/mach-dove/include/mach/entry-macro.S +++ b/arch/arm/mach-dove/include/mach/entry-macro.S @@ -18,13 +18,13 @@ @ check low interrupts ldr \irqstat, [\base, #IRQ_CAUSE_LOW_OFF] ldr \tmp, [\base, #IRQ_MASK_LOW_OFF] - mov \irqnr, #31 + mov \irqnr, #32 ands \irqstat, \irqstat, \tmp @ if no low interrupts set, check high interrupts ldreq \irqstat, [\base, #IRQ_CAUSE_HIGH_OFF] ldreq \tmp, [\base, #IRQ_MASK_HIGH_OFF] - moveq \irqnr, #63 + moveq \irqnr, #64 andeqs \irqstat, \irqstat, \tmp @ find first active interrupt source diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index 3a10f1a8317a..ed02905eb67a 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -8,7 +8,8 @@ # Configuration options for the EXYNOS4 menuconfig ARCH_EXYNOS - bool "Samsung EXYNOS" if ARCH_MULTI_V7 + bool "Samsung EXYNOS" + depends on ARCH_MULTI_V7 select ARCH_HAS_BANDGAP select ARCH_HAS_HOLES_MEMORYMODEL select ARCH_REQUIRE_GPIOLIB @@ -27,6 +28,9 @@ menuconfig ARCH_EXYNOS select SRAM select THERMAL select MFD_SYSCON + select POWER_RESET + select POWER_RESET_SYSCON + select POWER_RESET_SYSCON_POWEROFF help Support for SAMSUNG EXYNOS SoCs (EXYNOS4/5) diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index 153492513c40..e349a038976d 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -149,7 +149,7 @@ static inline void exynos_pm_init(void) {} extern void exynos_cpu_resume(void); extern void exynos_cpu_resume_ns(void); -extern struct smp_operations exynos_smp_ops; +extern const struct smp_operations exynos_smp_ops; extern void exynos_cpu_power_down(int cpu); extern void exynos_cpu_power_up(int cpu); diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index 98a2c0cbb833..5bd9559786ba 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -479,7 +479,7 @@ static void exynos_cpu_die(unsigned int cpu) } #endif /* CONFIG_HOTPLUG_CPU */ -struct smp_operations exynos_smp_ops __initdata = { +const struct smp_operations exynos_smp_ops __initconst = { .smp_init_cpus = exynos_smp_init_cpus, .smp_prepare_cpus = exynos_smp_prepare_cpus, .smp_secondary_init = exynos_secondary_init, diff --git a/arch/arm/mach-exynos/pmu.c b/arch/arm/mach-exynos/pmu.c index de68938ee6aa..628ae094ae0c 100644 --- a/arch/arm/mach-exynos/pmu.c +++ b/arch/arm/mach-exynos/pmu.c @@ -14,9 +14,8 @@ #include <linux/of_address.h> #include <linux/platform_device.h> #include <linux/delay.h> -#include <linux/notifier.h> -#include <linux/reboot.h> +#include <asm/cputype.h> #include "exynos-pmu.h" #include "regs-pmu.h" @@ -681,23 +680,6 @@ static unsigned int const exynos5420_list_disable_pmu_reg[] = { EXYNOS5420_CMU_RESET_FSYS_SYS_PWR_REG, }; -static void exynos_power_off(void) -{ - unsigned int tmp; - - pr_info("Power down.\n"); - tmp = pmu_raw_readl(EXYNOS_PS_HOLD_CONTROL); - tmp ^= (1 << 8); - pmu_raw_writel(tmp, EXYNOS_PS_HOLD_CONTROL); - - /* Wait a little so we don't give a false warning below */ - mdelay(100); - - pr_err("Power down failed, please power off system manually.\n"); - while (1) - ; -} - static void exynos5420_powerdown_conf(enum sys_powerdown mode) { u32 this_cluster; @@ -875,14 +857,6 @@ static void exynos5420_pmu_init(void) pr_info("EXYNOS5420 PMU initialized\n"); } -static int pmu_restart_notify(struct notifier_block *this, - unsigned long code, void *unused) -{ - pmu_raw_writel(0x1, EXYNOS_SWRESET); - - return NOTIFY_DONE; -} - static const struct exynos_pmu_data exynos3250_pmu_data = { .pmu_config = exynos3250_pmu_config, .pmu_init = exynos3250_pmu_init, @@ -908,7 +882,7 @@ static const struct exynos_pmu_data exynos5250_pmu_data = { .powerdown_conf = exynos5_powerdown_conf, }; -static struct exynos_pmu_data exynos5420_pmu_data = { +static const struct exynos_pmu_data exynos5420_pmu_data = { .pmu_config = exynos5420_pmu_config, .pmu_init = exynos5420_pmu_init, .powerdown_conf = exynos5420_powerdown_conf, @@ -940,20 +914,11 @@ static const struct of_device_id exynos_pmu_of_device_ids[] = { { /*sentinel*/ }, }; -/* - * Exynos PMU restart notifier, handles restart functionality - */ -static struct notifier_block pmu_restart_handler = { - .notifier_call = pmu_restart_notify, - .priority = 128, -}; - static int exynos_pmu_probe(struct platform_device *pdev) { const struct of_device_id *match; struct device *dev = &pdev->dev; struct resource *res; - int ret; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); pmu_base_addr = devm_ioremap_resource(dev, res); @@ -978,12 +943,6 @@ static int exynos_pmu_probe(struct platform_device *pdev) platform_set_drvdata(pdev, pmu_context); - ret = register_restart_handler(&pmu_restart_handler); - if (ret) - dev_warn(dev, "can't register restart handler err=%d\n", ret); - - pm_power_off = exynos_power_off; - dev_dbg(dev, "Exynos PMU Driver probe done\n"); return 0; } diff --git a/arch/arm/mach-exynos/regs-pmu.h b/arch/arm/mach-exynos/regs-pmu.h index fba9068ed260..5e4f4c23b06a 100644 --- a/arch/arm/mach-exynos/regs-pmu.h +++ b/arch/arm/mach-exynos/regs-pmu.h @@ -484,15 +484,6 @@ #define EXYNOS5420_SWRESET_KFC_SEL 0x3 -#include <asm/cputype.h> -#define MAX_CPUS_IN_CLUSTER 4 - -static inline unsigned int exynos_pmu_cpunr(unsigned int mpidr) -{ - return ((MPIDR_AFFINITY_LEVEL(mpidr, 1) * MAX_CPUS_IN_CLUSTER) - + MPIDR_AFFINITY_LEVEL(mpidr, 0)); -} - /* Only for EXYNOS5420 */ #define EXYNOS5420_ISP_ARM_OPTION 0x2488 #define EXYNOS5420_L2RSTDISABLE_VALUE BIT(3) diff --git a/arch/arm/mach-highbank/Kconfig b/arch/arm/mach-highbank/Kconfig index 31aa866c3317..81110ec34226 100644 --- a/arch/arm/mach-highbank/Kconfig +++ b/arch/arm/mach-highbank/Kconfig @@ -1,5 +1,6 @@ config ARCH_HIGHBANK - bool "Calxeda ECX-1000/2000 (Highbank/Midway)" if ARCH_MULTI_V7 + bool "Calxeda ECX-1000/2000 (Highbank/Midway)" + depends on ARCH_MULTI_V7 select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE select ARCH_HAS_HOLES_MEMORYMODEL select ARCH_SUPPORTS_BIG_ENDIAN diff --git a/arch/arm/mach-hisi/Kconfig b/arch/arm/mach-hisi/Kconfig index 83061ad0e282..a3b091a4d344 100644 --- a/arch/arm/mach-hisi/Kconfig +++ b/arch/arm/mach-hisi/Kconfig @@ -13,7 +13,8 @@ if ARCH_HISI menu "Hisilicon platform type" config ARCH_HI3xxx - bool "Hisilicon Hi36xx family" if ARCH_MULTI_V7 + bool "Hisilicon Hi36xx family" + depends on ARCH_MULTI_V7 select CACHE_L2X0 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP @@ -23,7 +24,8 @@ config ARCH_HI3xxx Support for Hisilicon Hi36xx SoC family config ARCH_HIP01 - bool "Hisilicon HIP01 family" if ARCH_MULTI_V7 + bool "Hisilicon HIP01 family" + depends on ARCH_MULTI_V7 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP select ARM_GLOBAL_TIMER @@ -31,7 +33,8 @@ config ARCH_HIP01 Support for Hisilicon HIP01 SoC family config ARCH_HIP04 - bool "Hisilicon HiP04 Cortex A15 family" if ARCH_MULTI_V7 + bool "Hisilicon HiP04 Cortex A15 family" + depends on ARCH_MULTI_V7 select ARM_ERRATA_798181 if SMP select HAVE_ARM_ARCH_TIMER select MCPM if SMP @@ -40,7 +43,8 @@ config ARCH_HIP04 Support for Hisilicon HiP04 SoC family config ARCH_HIX5HD2 - bool "Hisilicon X5HD2 family" if ARCH_MULTI_V7 + bool "Hisilicon X5HD2 family" + depends on ARCH_MULTI_V7 select CACHE_L2X0 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP diff --git a/arch/arm/mach-hisi/core.h b/arch/arm/mach-hisi/core.h index c7648ef1825c..e883583a23f1 100644 --- a/arch/arm/mach-hisi/core.h +++ b/arch/arm/mach-hisi/core.h @@ -6,17 +6,14 @@ extern void hi3xxx_set_cpu_jump(int cpu, void *jump_addr); extern int hi3xxx_get_cpu_jump(int cpu); extern void secondary_startup(void); -extern struct smp_operations hi3xxx_smp_ops; extern void hi3xxx_cpu_die(unsigned int cpu); extern int hi3xxx_cpu_kill(unsigned int cpu); extern void hi3xxx_set_cpu(int cpu, bool enable); -extern struct smp_operations hix5hd2_smp_ops; extern void hix5hd2_set_cpu(int cpu, bool enable); extern void hix5hd2_cpu_die(unsigned int cpu); -extern struct smp_operations hip01_smp_ops; extern void hip01_set_cpu(int cpu, bool enable); extern void hip01_cpu_die(unsigned int cpu); #endif diff --git a/arch/arm/mach-hisi/platmcpm.c b/arch/arm/mach-hisi/platmcpm.c index b5f8f5ffda79..4b653a8cb75c 100644 --- a/arch/arm/mach-hisi/platmcpm.c +++ b/arch/arm/mach-hisi/platmcpm.c @@ -239,7 +239,7 @@ err: } #endif -static struct smp_operations __initdata hip04_smp_ops = { +static const struct smp_operations hip04_smp_ops __initconst = { .smp_boot_secondary = hip04_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU .cpu_die = hip04_cpu_die, diff --git a/arch/arm/mach-hisi/platsmp.c b/arch/arm/mach-hisi/platsmp.c index 51744127db66..47ed32cf57cc 100644 --- a/arch/arm/mach-hisi/platsmp.c +++ b/arch/arm/mach-hisi/platsmp.c @@ -89,7 +89,7 @@ static int hi3xxx_boot_secondary(unsigned int cpu, struct task_struct *idle) return 0; } -struct smp_operations hi3xxx_smp_ops __initdata = { +static const struct smp_operations hi3xxx_smp_ops __initconst = { .smp_prepare_cpus = hi3xxx_smp_prepare_cpus, .smp_boot_secondary = hi3xxx_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU @@ -126,7 +126,7 @@ static int hix5hd2_boot_secondary(unsigned int cpu, struct task_struct *idle) } -struct smp_operations hix5hd2_smp_ops __initdata = { +static const struct smp_operations hix5hd2_smp_ops __initconst = { .smp_prepare_cpus = hisi_common_smp_prepare_cpus, .smp_boot_secondary = hix5hd2_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU @@ -176,7 +176,7 @@ static int hip01_boot_secondary(unsigned int cpu, struct task_struct *idle) return 0; } -struct smp_operations hip01_smp_ops __initdata = { +static const struct smp_operations hip01_smp_ops __initconst = { .smp_prepare_cpus = hisi_common_smp_prepare_cpus, .smp_boot_secondary = hip01_boot_secondary, }; diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 8ceda2844c4f..0ac180f7b330 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_MXC - bool "Freescale i.MX family" if ARCH_MULTI_V4_V5 || ARCH_MULTI_V6_V7 || ARM_SINGLE_ARMV7M + bool "Freescale i.MX family" + depends on ARCH_MULTI_V4_V5 || ARCH_MULTI_V6_V7 || ARM_SINGLE_ARMV7M select ARCH_REQUIRE_GPIOLIB select ARM_CPU_SUSPEND if PM select CLKSRC_IMX_GPT @@ -596,7 +597,8 @@ choice default VF_USE_ARM_GLOBAL_TIMER config VF_USE_ARM_GLOBAL_TIMER - bool "Use ARM Global Timer" if ARCH_MULTI_V7 + bool "Use ARM Global Timer" + depends on ARCH_MULTI_V7 select ARM_GLOBAL_TIMER select CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK help diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index e2d53839fceb..32b83f09da18 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -153,7 +153,7 @@ void imx_init_l2cache(void); static inline void imx_init_l2cache(void) {} #endif -extern struct smp_operations imx_smp_ops; -extern struct smp_operations ls1021a_smp_ops; +extern const struct smp_operations imx_smp_ops; +extern const struct smp_operations ls1021a_smp_ops; #endif diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c index 8e7976a4c3e7..cfc696b972f3 100644 --- a/arch/arm/mach-imx/gpc.c +++ b/arch/arm/mach-imx/gpc.c @@ -177,6 +177,7 @@ static struct irq_chip imx_gpc_chip = { .irq_unmask = imx_gpc_irq_unmask, .irq_retrigger = irq_chip_retrigger_hierarchy, .irq_set_wake = imx_gpc_irq_set_wake, + .irq_set_type = irq_chip_set_type_parent, #ifdef CONFIG_SMP .irq_set_affinity = irq_chip_set_affinity_parent, #endif diff --git a/arch/arm/mach-imx/platsmp.c b/arch/arm/mach-imx/platsmp.c index 7f270015fe58..711dbbd5badd 100644 --- a/arch/arm/mach-imx/platsmp.c +++ b/arch/arm/mach-imx/platsmp.c @@ -88,7 +88,7 @@ static void __init imx_smp_prepare_cpus(unsigned int max_cpus) sync_cache_w(&g_diag_reg); } -struct smp_operations imx_smp_ops __initdata = { +const struct smp_operations imx_smp_ops __initconst = { .smp_init_cpus = imx_smp_init_cpus, .smp_prepare_cpus = imx_smp_prepare_cpus, .smp_boot_secondary = imx_boot_secondary, @@ -123,7 +123,7 @@ static void __init ls1021a_smp_prepare_cpus(unsigned int max_cpus) iounmap(dcfg_base); } -struct smp_operations ls1021a_smp_ops __initdata = { +const struct smp_operations ls1021a_smp_ops __initconst = { .smp_prepare_cpus = ls1021a_smp_prepare_cpus, .smp_boot_secondary = ls1021a_boot_secondary, }; diff --git a/arch/arm/mach-integrator/Kconfig b/arch/arm/mach-integrator/Kconfig index 02d083489a26..2fa9d11c9d14 100644 --- a/arch/arm/mach-integrator/Kconfig +++ b/arch/arm/mach-integrator/Kconfig @@ -1,5 +1,6 @@ config ARCH_INTEGRATOR - bool "ARM Ltd. Integrator family" if (ARCH_MULTI_V4T || ARCH_MULTI_V5 || ARCH_MULTI_V6) + bool "ARM Ltd. Integrator family" + depends on ARCH_MULTI_V4T || ARCH_MULTI_V5 || ARCH_MULTI_V6 select ARM_AMBA select ARM_PATCH_PHYS_VIRT if MMU select AUTO_ZRELADDR diff --git a/arch/arm/mach-keystone/keystone.h b/arch/arm/mach-keystone/keystone.h index cd04a1c14de8..33eaa037af5a 100644 --- a/arch/arm/mach-keystone/keystone.h +++ b/arch/arm/mach-keystone/keystone.h @@ -15,7 +15,7 @@ #ifndef __ASSEMBLER__ -extern struct smp_operations keystone_smp_ops; +extern const struct smp_operations keystone_smp_ops; extern void secondary_startup(void); extern u32 keystone_cpu_smc(u32 command, u32 cpu, u32 addr); extern int keystone_pm_runtime_init(void); diff --git a/arch/arm/mach-keystone/platsmp.c b/arch/arm/mach-keystone/platsmp.c index 4bbb18463bfd..5665276972ec 100644 --- a/arch/arm/mach-keystone/platsmp.c +++ b/arch/arm/mach-keystone/platsmp.c @@ -39,6 +39,6 @@ static int keystone_smp_boot_secondary(unsigned int cpu, return error; } -struct smp_operations keystone_smp_ops __initdata = { +const struct smp_operations keystone_smp_ops __initconst = { .smp_boot_secondary = keystone_smp_boot_secondary, }; diff --git a/arch/arm/mach-mediatek/Kconfig b/arch/arm/mach-mediatek/Kconfig index aeece17e5cea..0abcc51afff5 100644 --- a/arch/arm/mach-mediatek/Kconfig +++ b/arch/arm/mach-mediatek/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_MEDIATEK - bool "Mediatek MT65xx & MT81xx SoC" if ARCH_MULTI_V7 + bool "Mediatek MT65xx & MT81xx SoC" + depends on ARCH_MULTI_V7 select ARM_GIC select PINCTRL select MTK_TIMER diff --git a/arch/arm/mach-mediatek/platsmp.c b/arch/arm/mach-mediatek/platsmp.c index 8141f3f8afed..a1b07eeaaf5b 100644 --- a/arch/arm/mach-mediatek/platsmp.c +++ b/arch/arm/mach-mediatek/platsmp.c @@ -128,13 +128,13 @@ static void __init mtk_smp_prepare_cpus(unsigned int max_cpus) __mtk_smp_prepare_cpus(max_cpus, 0); } -static struct smp_operations mt81xx_tz_smp_ops __initdata = { +static const struct smp_operations mt81xx_tz_smp_ops __initconst = { .smp_prepare_cpus = mtk_tz_smp_prepare_cpus, .smp_boot_secondary = mtk_boot_secondary, }; CPU_METHOD_OF_DECLARE(mt81xx_tz_smp, "mediatek,mt81xx-tz-smp", &mt81xx_tz_smp_ops); -static struct smp_operations mt6589_smp_ops __initdata = { +static const struct smp_operations mt6589_smp_ops __initconst = { .smp_prepare_cpus = mtk_smp_prepare_cpus, .smp_boot_secondary = mtk_boot_secondary, }; diff --git a/arch/arm/mach-meson/Kconfig b/arch/arm/mach-meson/Kconfig index 5d56f86ae1a4..31bdd91098b6 100644 --- a/arch/arm/mach-meson/Kconfig +++ b/arch/arm/mach-meson/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_MESON - bool "Amlogic Meson SoCs" if ARCH_MULTI_V7 + bool "Amlogic Meson SoCs" + depends on ARCH_MULTI_V7 select ARCH_REQUIRE_GPIOLIB select GENERIC_IRQ_CHIP select ARM_GIC diff --git a/arch/arm/mach-moxart/Kconfig b/arch/arm/mach-moxart/Kconfig index f49328c39bef..180d9d216719 100644 --- a/arch/arm/mach-moxart/Kconfig +++ b/arch/arm/mach-moxart/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_MOXART - bool "MOXA ART SoC" if ARCH_MULTI_V4 + bool "MOXA ART SoC" + depends on ARCH_MULTI_V4 select CPU_FA526 select ARM_DMA_MEM_BUFFERABLE select CLKSRC_MMIO diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig index e20fc4178b15..64e3d2ce9a07 100644 --- a/arch/arm/mach-mvebu/Kconfig +++ b/arch/arm/mach-mvebu/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_MVEBU - bool "Marvell Engineering Business Unit (MVEBU) SoCs" if (ARCH_MULTI_V7 || ARCH_MULTI_V5) + bool "Marvell Engineering Business Unit (MVEBU) SoCs" + depends on ARCH_MULTI_V7 || ARCH_MULTI_V5 select ARCH_SUPPORTS_BIG_ENDIAN select CLKSRC_MMIO select GENERIC_IRQ_CHIP @@ -25,7 +26,8 @@ config MACH_MVEBU_V7 select MACH_MVEBU_ANY config MACH_ARMADA_370 - bool "Marvell Armada 370 boards" if ARCH_MULTI_V7 + bool "Marvell Armada 370 boards" + depends on ARCH_MULTI_V7 select ARMADA_370_CLK select CPU_PJ4B select MACH_MVEBU_V7 @@ -35,7 +37,8 @@ config MACH_ARMADA_370 on the Marvell Armada 370 SoC with device tree. config MACH_ARMADA_375 - bool "Marvell Armada 375 boards" if ARCH_MULTI_V7 + bool "Marvell Armada 375 boards" + depends on ARCH_MULTI_V7 select ARM_ERRATA_720789 select ARM_ERRATA_753970 select ARM_GIC @@ -50,7 +53,8 @@ config MACH_ARMADA_375 on the Marvell Armada 375 SoC with device tree. config MACH_ARMADA_38X - bool "Marvell Armada 380/385 boards" if ARCH_MULTI_V7 + bool "Marvell Armada 380/385 boards" + depends on ARCH_MULTI_V7 select ARM_ERRATA_720789 select ARM_ERRATA_753970 select ARM_GIC @@ -65,7 +69,8 @@ config MACH_ARMADA_38X on the Marvell Armada 380/385 SoC with device tree. config MACH_ARMADA_39X - bool "Marvell Armada 39x boards" if ARCH_MULTI_V7 + bool "Marvell Armada 39x boards" + depends on ARCH_MULTI_V7 select ARM_GIC select ARMADA_39X_CLK select CACHE_L2X0 @@ -79,7 +84,8 @@ config MACH_ARMADA_39X on the Marvell Armada 39x SoC with device tree. config MACH_ARMADA_XP - bool "Marvell Armada XP boards" if ARCH_MULTI_V7 + bool "Marvell Armada XP boards" + depends on ARCH_MULTI_V7 select ARMADA_XP_CLK select CPU_PJ4B select MACH_MVEBU_V7 @@ -89,7 +95,8 @@ config MACH_ARMADA_XP on the Marvell Armada XP SoC with device tree. config MACH_DOVE - bool "Marvell Dove boards" if ARCH_MULTI_V7 + bool "Marvell Dove boards" + depends on ARCH_MULTI_V7 select CACHE_L2X0 select CPU_PJ4 select DOVE_CLK @@ -103,7 +110,8 @@ config MACH_DOVE Marvell Dove using flattened device tree. config MACH_KIRKWOOD - bool "Marvell Kirkwood boards" if ARCH_MULTI_V5 + bool "Marvell Kirkwood boards" + depends on ARCH_MULTI_V5 select ARCH_REQUIRE_GPIOLIB select CPU_FEROCEON select KIRKWOOD_CLK diff --git a/arch/arm/mach-mvebu/armada-370-xp.h b/arch/arm/mach-mvebu/armada-370-xp.h index c55bbf81de0e..09413b678409 100644 --- a/arch/arm/mach-mvebu/armada-370-xp.h +++ b/arch/arm/mach-mvebu/armada-370-xp.h @@ -17,7 +17,7 @@ #ifdef CONFIG_SMP void armada_xp_secondary_startup(void); -extern struct smp_operations armada_xp_smp_ops; +extern const struct smp_operations armada_xp_smp_ops; #endif #endif /* __MACH_ARMADA_370_XP_H */ diff --git a/arch/arm/mach-mvebu/platsmp-a9.c b/arch/arm/mach-mvebu/platsmp-a9.c index 3d5000481c11..d715dec1c197 100644 --- a/arch/arm/mach-mvebu/platsmp-a9.c +++ b/arch/arm/mach-mvebu/platsmp-a9.c @@ -93,11 +93,11 @@ static int armada_38x_cpu_kill(unsigned int cpu) } #endif -static struct smp_operations mvebu_cortex_a9_smp_ops __initdata = { +static const struct smp_operations mvebu_cortex_a9_smp_ops __initconst = { .smp_boot_secondary = mvebu_cortex_a9_boot_secondary, }; -static struct smp_operations armada_38x_smp_ops __initdata = { +static const struct smp_operations armada_38x_smp_ops __initconst = { .smp_boot_secondary = mvebu_cortex_a9_boot_secondary, .smp_secondary_init = armada_38x_secondary_init, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-mvebu/platsmp.c b/arch/arm/mach-mvebu/platsmp.c index 58cc8c1575eb..f9597b701028 100644 --- a/arch/arm/mach-mvebu/platsmp.c +++ b/arch/arm/mach-mvebu/platsmp.c @@ -170,7 +170,7 @@ static int armada_xp_cpu_kill(unsigned int cpu) } #endif -struct smp_operations armada_xp_smp_ops __initdata = { +const struct smp_operations armada_xp_smp_ops __initconst = { .smp_init_cpus = armada_xp_smp_init_cpus, .smp_prepare_cpus = armada_xp_smp_prepare_cpus, .smp_boot_secondary = armada_xp_boot_secondary, diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index 0cba9575d2ca..f7666b9f3b21 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -270,7 +270,7 @@ extern u32 omap_read_auxcoreboot0(void); extern void omap4_cpu_die(unsigned int cpu); -extern struct smp_operations omap4_smp_ops; +extern const struct smp_operations omap4_smp_ops; extern void omap5_secondary_startup(void); extern void omap5_secondary_hyp_startup(void); diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c index 5305ec7341ec..c625cc10d9f9 100644 --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -143,9 +143,9 @@ static int omap4_boot_secondary(unsigned int cpu, struct task_struct *idle) * Ensure that CPU power state is set to ON to avoid CPU * powerdomain transition on wfi */ - clkdm_wakeup(cpu1_clkdm); - omap_set_pwrdm_state(cpu1_pwrdm, PWRDM_POWER_ON); - clkdm_allow_idle(cpu1_clkdm); + clkdm_wakeup_nolock(cpu1_clkdm); + pwrdm_set_next_pwrst(cpu1_pwrdm, PWRDM_POWER_ON); + clkdm_allow_idle_nolock(cpu1_clkdm); if (IS_PM44XX_ERRATUM(PM_OMAP4_ROM_SMP_BOOT_ERRATUM_GICD)) { while (gic_dist_disabled()) { @@ -241,7 +241,7 @@ static void __init omap4_smp_prepare_cpus(unsigned int max_cpus) } -struct smp_operations omap4_smp_ops __initdata = { +const struct smp_operations omap4_smp_ops __initconst = { .smp_init_cpus = omap4_smp_init_cpus, .smp_prepare_cpus = omap4_smp_prepare_cpus, .smp_secondary_init = omap4_secondary_init, diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 49d537641370..e9f65fec55c0 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -890,6 +890,36 @@ static int _init_opt_clks(struct omap_hwmod *oh) return ret; } +static void _enable_optional_clocks(struct omap_hwmod *oh) +{ + struct omap_hwmod_opt_clk *oc; + int i; + + pr_debug("omap_hwmod: %s: enabling optional clocks\n", oh->name); + + for (i = oh->opt_clks_cnt, oc = oh->opt_clks; i > 0; i--, oc++) + if (oc->_clk) { + pr_debug("omap_hwmod: enable %s:%s\n", oc->role, + __clk_get_name(oc->_clk)); + clk_enable(oc->_clk); + } +} + +static void _disable_optional_clocks(struct omap_hwmod *oh) +{ + struct omap_hwmod_opt_clk *oc; + int i; + + pr_debug("omap_hwmod: %s: disabling optional clocks\n", oh->name); + + for (i = oh->opt_clks_cnt, oc = oh->opt_clks; i > 0; i--, oc++) + if (oc->_clk) { + pr_debug("omap_hwmod: disable %s:%s\n", oc->role, + __clk_get_name(oc->_clk)); + clk_disable(oc->_clk); + } +} + /** * _enable_clocks - enable hwmod main clock and interface clocks * @oh: struct omap_hwmod * @@ -917,6 +947,9 @@ static int _enable_clocks(struct omap_hwmod *oh) clk_enable(os->_clk); } + if (oh->flags & HWMOD_OPT_CLKS_NEEDED) + _enable_optional_clocks(oh); + /* The opt clocks are controlled by the device driver. */ return 0; @@ -948,41 +981,14 @@ static int _disable_clocks(struct omap_hwmod *oh) clk_disable(os->_clk); } + if (oh->flags & HWMOD_OPT_CLKS_NEEDED) + _disable_optional_clocks(oh); + /* The opt clocks are controlled by the device driver. */ return 0; } -static void _enable_optional_clocks(struct omap_hwmod *oh) -{ - struct omap_hwmod_opt_clk *oc; - int i; - - pr_debug("omap_hwmod: %s: enabling optional clocks\n", oh->name); - - for (i = oh->opt_clks_cnt, oc = oh->opt_clks; i > 0; i--, oc++) - if (oc->_clk) { - pr_debug("omap_hwmod: enable %s:%s\n", oc->role, - __clk_get_name(oc->_clk)); - clk_enable(oc->_clk); - } -} - -static void _disable_optional_clocks(struct omap_hwmod *oh) -{ - struct omap_hwmod_opt_clk *oc; - int i; - - pr_debug("omap_hwmod: %s: disabling optional clocks\n", oh->name); - - for (i = oh->opt_clks_cnt, oc = oh->opt_clks; i > 0; i--, oc++) - if (oc->_clk) { - pr_debug("omap_hwmod: disable %s:%s\n", oc->role, - __clk_get_name(oc->_clk)); - clk_disable(oc->_clk); - } -} - /** * _omap4_enable_module - enable CLKCTRL modulemode on OMAP4 * @oh: struct omap_hwmod * diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h index ca6df1a73475..76bce11c85a4 100644 --- a/arch/arm/mach-omap2/omap_hwmod.h +++ b/arch/arm/mach-omap2/omap_hwmod.h @@ -523,6 +523,8 @@ struct omap_hwmod_omap4_prcm { * HWMOD_RECONFIG_IO_CHAIN: omap_hwmod code needs to reconfigure wake-up * events by calling _reconfigure_io_chain() when a device is enabled * or idled. + * HWMOD_OPT_CLKS_NEEDED: The optional clocks are needed for the module to + * operate and they need to be handled at the same time as the main_clk. */ #define HWMOD_SWSUP_SIDLE (1 << 0) #define HWMOD_SWSUP_MSTANDBY (1 << 1) @@ -538,6 +540,7 @@ struct omap_hwmod_omap4_prcm { #define HWMOD_FORCE_MSTANDBY (1 << 11) #define HWMOD_SWSUP_SIDLE_ACT (1 << 12) #define HWMOD_RECONFIG_IO_CHAIN (1 << 13) +#define HWMOD_OPT_CLKS_NEEDED (1 << 14) /* * omap_hwmod._int_flags definitions diff --git a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c index 1b4c5007ab0e..848356e38b74 100644 --- a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c @@ -1298,6 +1298,44 @@ static struct omap_hwmod dra7xx_mcspi4_hwmod = { }; /* + * 'mcasp' class + * + */ +static struct omap_hwmod_class_sysconfig dra7xx_mcasp_sysc = { + .sysc_offs = 0x0004, + .sysc_flags = SYSC_HAS_SIDLEMODE, + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), + .sysc_fields = &omap_hwmod_sysc_type3, +}; + +static struct omap_hwmod_class dra7xx_mcasp_hwmod_class = { + .name = "mcasp", + .sysc = &dra7xx_mcasp_sysc, +}; + +/* mcasp3 */ +static struct omap_hwmod_opt_clk mcasp3_opt_clks[] = { + { .role = "ahclkx", .clk = "mcasp3_ahclkx_mux" }, +}; + +static struct omap_hwmod dra7xx_mcasp3_hwmod = { + .name = "mcasp3", + .class = &dra7xx_mcasp_hwmod_class, + .clkdm_name = "l4per2_clkdm", + .main_clk = "mcasp3_aux_gfclk_mux", + .flags = HWMOD_OPT_CLKS_NEEDED, + .prcm = { + .omap4 = { + .clkctrl_offs = DRA7XX_CM_L4PER2_MCASP3_CLKCTRL_OFFSET, + .context_offs = DRA7XX_RM_L4PER2_MCASP3_CONTEXT_OFFSET, + .modulemode = MODULEMODE_SWCTRL, + }, + }, + .opt_clks = mcasp3_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(mcasp3_opt_clks), +}; + +/* * 'mmc' class * */ @@ -2566,6 +2604,22 @@ static struct omap_hwmod_ocp_if dra7xx_l3_main_1__hdmi = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; +/* l4_per2 -> mcasp3 */ +static struct omap_hwmod_ocp_if dra7xx_l4_per2__mcasp3 = { + .master = &dra7xx_l4_per2_hwmod, + .slave = &dra7xx_mcasp3_hwmod, + .clk = "l4_root_clk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* l3_main_1 -> mcasp3 */ +static struct omap_hwmod_ocp_if dra7xx_l3_main_1__mcasp3 = { + .master = &dra7xx_l3_main_1_hwmod, + .slave = &dra7xx_mcasp3_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + /* l4_per1 -> elm */ static struct omap_hwmod_ocp_if dra7xx_l4_per1__elm = { .master = &dra7xx_l4_per1_hwmod, @@ -3308,6 +3362,8 @@ static struct omap_hwmod_ocp_if *dra7xx_hwmod_ocp_ifs[] __initdata = { &dra7xx_l4_wkup__dcan1, &dra7xx_l4_per2__dcan2, &dra7xx_l4_per2__cpgmac0, + &dra7xx_l4_per2__mcasp3, + &dra7xx_l3_main_1__mcasp3, &dra7xx_gmac__mdio, &dra7xx_l4_cfg__dma_system, &dra7xx_l3_main_1__dss, diff --git a/arch/arm/mach-omap2/omap_hwmod_81xx_data.c b/arch/arm/mach-omap2/omap_hwmod_81xx_data.c index 13dfdf600793..275b16c7c417 100644 --- a/arch/arm/mach-omap2/omap_hwmod_81xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_81xx_data.c @@ -144,6 +144,7 @@ static struct omap_hwmod dm81xx_l4_ls_hwmod = { .name = "l4_ls", .clkdm_name = "alwon_l3s_clkdm", .class = &l4_hwmod_class, + .flags = HWMOD_NO_IDLEST, }; /* @@ -155,6 +156,7 @@ static struct omap_hwmod dm81xx_l4_hs_hwmod = { .name = "l4_hs", .clkdm_name = "alwon_l3_med_clkdm", .class = &l4_hwmod_class, + .flags = HWMOD_NO_IDLEST, }; /* L3 slow -> L4 ls peripheral interface running at 125MHz */ @@ -850,6 +852,7 @@ static struct omap_hwmod dm816x_emac0_hwmod = { .name = "emac0", .clkdm_name = "alwon_ethernet_clkdm", .class = &dm816x_emac_hwmod_class, + .flags = HWMOD_NO_IDLEST, }; static struct omap_hwmod_ocp_if dm81xx_l4_hs__emac0 = { diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c index 35ea6c0b03d4..e097055398de 100644 --- a/arch/arm/mach-omap2/pdata-quirks.c +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -24,9 +24,6 @@ #include <linux/platform_data/iommu-omap.h> #include <linux/platform_data/wkup_m3.h> -#include <asm/siginfo.h> -#include <asm/signal.h> - #include "common.h" #include "common-board-devices.h" #include "dss-common.h" @@ -385,29 +382,6 @@ static void __init omap3_pandora_legacy_init(void) } #endif /* CONFIG_ARCH_OMAP3 */ -#ifdef CONFIG_SOC_TI81XX -static int fault_fixed_up; - -static int t410_abort_handler(unsigned long addr, unsigned int fsr, - struct pt_regs *regs) -{ - if ((fsr == 0x406 || fsr == 0xc06) && !fault_fixed_up) { - pr_warn("External imprecise Data abort at addr=%#lx, fsr=%#x ignored.\n", - addr, fsr); - fault_fixed_up = 1; - return 0; - } - - return 1; -} - -static void __init t410_abort_init(void) -{ - hook_fault_code(16 + 6, t410_abort_handler, SIGBUS, BUS_OBJERR, - "imprecise external abort"); -} -#endif - #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) static struct iommu_platform_data omap4_iommu_pdata = { .reset_name = "mmu_cache", @@ -536,9 +510,6 @@ static struct pdata_init pdata_quirks[] __initdata = { { "openpandora,omap3-pandora-600mhz", omap3_pandora_legacy_init, }, { "openpandora,omap3-pandora-1ghz", omap3_pandora_legacy_init, }, #endif -#ifdef CONFIG_SOC_TI81XX - { "hp,t410", t410_abort_init, }, -#endif #ifdef CONFIG_SOC_OMAP5 { "ti,omap5-uevm", omap5_uevm_legacy_init, }, #endif diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 87b98bf92366..2dbd3785ee6f 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -301,11 +301,11 @@ static void omap3_pm_idle(void) if (omap_irq_pending()) return; - trace_cpu_idle(1, smp_processor_id()); + trace_cpu_idle_rcuidle(1, smp_processor_id()); omap_sram_idle(); - trace_cpu_idle(PWR_EVENT_EXIT, smp_processor_id()); + trace_cpu_idle_rcuidle(PWR_EVENT_EXIT, smp_processor_id()); } #ifdef CONFIG_SUSPEND diff --git a/arch/arm/mach-orion5x/include/mach/entry-macro.S b/arch/arm/mach-orion5x/include/mach/entry-macro.S index 79eb502a1e64..73919a36b577 100644 --- a/arch/arm/mach-orion5x/include/mach/entry-macro.S +++ b/arch/arm/mach-orion5x/include/mach/entry-macro.S @@ -21,5 +21,5 @@ @ find cause bits that are unmasked ands \irqstat, \irqstat, \tmp @ clear Z flag if any clzne \irqnr, \irqstat @ calc irqnr - rsbne \irqnr, \irqnr, #31 + rsbne \irqnr, \irqnr, #32 .endm diff --git a/arch/arm/mach-picoxcell/Kconfig b/arch/arm/mach-picoxcell/Kconfig index 62240f69b4ee..aef92ba0eacd 100644 --- a/arch/arm/mach-picoxcell/Kconfig +++ b/arch/arm/mach-picoxcell/Kconfig @@ -1,5 +1,6 @@ config ARCH_PICOXCELL - bool "Picochip PicoXcell" if ARCH_MULTI_V6 + bool "Picochip PicoXcell" + depends on ARCH_MULTI_V6 select ARCH_REQUIRE_GPIOLIB select ARM_VIC select DW_APB_TIMER_OF diff --git a/arch/arm/mach-prima2/Kconfig b/arch/arm/mach-prima2/Kconfig index 9ab8932403e5..f998eb1c698e 100644 --- a/arch/arm/mach-prima2/Kconfig +++ b/arch/arm/mach-prima2/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_SIRF - bool "CSR SiRF" if ARCH_MULTI_V7 + bool "CSR SiRF" + depends on ARCH_MULTI_V7 select ARCH_HAS_RESET_CONTROLLER select ARCH_REQUIRE_GPIOLIB select GENERIC_IRQ_CHIP diff --git a/arch/arm/mach-prima2/common.h b/arch/arm/mach-prima2/common.h index 3916a6665100..6d77b622d168 100644 --- a/arch/arm/mach-prima2/common.h +++ b/arch/arm/mach-prima2/common.h @@ -15,7 +15,7 @@ #include <asm/mach/time.h> #include <asm/exception.h> -extern struct smp_operations sirfsoc_smp_ops; +extern const struct smp_operations sirfsoc_smp_ops; extern void sirfsoc_secondary_startup(void); extern void sirfsoc_cpu_die(unsigned int cpu); diff --git a/arch/arm/mach-prima2/platsmp.c b/arch/arm/mach-prima2/platsmp.c index e46c91094dde..0875b99add18 100644 --- a/arch/arm/mach-prima2/platsmp.c +++ b/arch/arm/mach-prima2/platsmp.c @@ -112,7 +112,7 @@ static int sirfsoc_boot_secondary(unsigned int cpu, struct task_struct *idle) return pen_release != -1 ? -ENOSYS : 0; } -struct smp_operations sirfsoc_smp_ops __initdata = { +const struct smp_operations sirfsoc_smp_ops __initconst = { .smp_secondary_init = sirfsoc_secondary_init, .smp_boot_secondary = sirfsoc_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-pxa/palm27x.c b/arch/arm/mach-pxa/palm27x.c index 13eba2b26e0a..8fbfb10047ec 100644 --- a/arch/arm/mach-pxa/palm27x.c +++ b/arch/arm/mach-pxa/palm27x.c @@ -344,7 +344,7 @@ void __init palm27x_pwm_init(int bl, int lcd) { palm_bl_power = bl; palm_lcd_power = lcd; - pwm_add_lookup(palm27x_pwm_lookup, ARRAY_SIZE(palm27x_pwm_lookup)); + pwm_add_table(palm27x_pwm_lookup, ARRAY_SIZE(palm27x_pwm_lookup)); platform_device_register(&palm27x_backlight); } #endif diff --git a/arch/arm/mach-pxa/palmtc.c b/arch/arm/mach-pxa/palmtc.c index aebf6de62468..0b5c3876720c 100644 --- a/arch/arm/mach-pxa/palmtc.c +++ b/arch/arm/mach-pxa/palmtc.c @@ -169,7 +169,7 @@ static inline void palmtc_keys_init(void) {} #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE) static struct pwm_lookup palmtc_pwm_lookup[] = { PWM_LOOKUP("pxa25x-pwm.1", 0, "pwm-backlight.0", NULL, PALMTC_PERIOD_NS, - PWM_PERIOD_NORMAL), + PWM_POLARITY_NORMAL), }; static struct platform_pwm_backlight_data palmtc_backlight_data = { diff --git a/arch/arm/mach-qcom/Kconfig b/arch/arm/mach-qcom/Kconfig index 2256cd1e25d1..73494500b51c 100644 --- a/arch/arm/mach-qcom/Kconfig +++ b/arch/arm/mach-qcom/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_QCOM - bool "Qualcomm Support" if ARCH_MULTI_V7 + bool "Qualcomm Support" + depends on ARCH_MULTI_V7 select ARCH_SUPPORTS_BIG_ENDIAN select ARM_GIC select ARM_AMBA diff --git a/arch/arm/mach-qcom/platsmp.c b/arch/arm/mach-qcom/platsmp.c index 9b00123a315d..5494c9e0c909 100644 --- a/arch/arm/mach-qcom/platsmp.c +++ b/arch/arm/mach-qcom/platsmp.c @@ -332,7 +332,7 @@ static void __init qcom_smp_prepare_cpus(unsigned int max_cpus) } } -static struct smp_operations smp_msm8660_ops __initdata = { +static const struct smp_operations smp_msm8660_ops __initconst = { .smp_prepare_cpus = qcom_smp_prepare_cpus, .smp_secondary_init = qcom_secondary_init, .smp_boot_secondary = msm8660_boot_secondary, @@ -342,7 +342,7 @@ static struct smp_operations smp_msm8660_ops __initdata = { }; CPU_METHOD_OF_DECLARE(qcom_smp, "qcom,gcc-msm8660", &smp_msm8660_ops); -static struct smp_operations qcom_smp_kpssv1_ops __initdata = { +static const struct smp_operations qcom_smp_kpssv1_ops __initconst = { .smp_prepare_cpus = qcom_smp_prepare_cpus, .smp_secondary_init = qcom_secondary_init, .smp_boot_secondary = kpssv1_boot_secondary, @@ -352,7 +352,7 @@ static struct smp_operations qcom_smp_kpssv1_ops __initdata = { }; CPU_METHOD_OF_DECLARE(qcom_smp_kpssv1, "qcom,kpss-acc-v1", &qcom_smp_kpssv1_ops); -static struct smp_operations qcom_smp_kpssv2_ops __initdata = { +static const struct smp_operations qcom_smp_kpssv2_ops __initconst = { .smp_prepare_cpus = qcom_smp_prepare_cpus, .smp_secondary_init = qcom_secondary_init, .smp_boot_secondary = kpssv2_boot_secondary, diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h index 868ece221978..670ee0eb844a 100644 --- a/arch/arm/mach-realview/core.h +++ b/arch/arm/mach-realview/core.h @@ -54,7 +54,7 @@ extern int realview_usb_register(struct resource *res); extern void realview_init_early(void); extern void realview_fixup(struct tag *tags, char **from); -extern struct smp_operations realview_smp_ops; +extern const struct smp_operations realview_smp_ops; extern void realview_cpu_die(unsigned int cpu); #endif diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c index 98e3052b7933..dc2902911dce 100644 --- a/arch/arm/mach-realview/platsmp.c +++ b/arch/arm/mach-realview/platsmp.c @@ -75,7 +75,7 @@ static void __init realview_smp_prepare_cpus(unsigned int max_cpus) __io_address(REALVIEW_SYS_FLAGSSET)); } -struct smp_operations realview_smp_ops __initdata = { +const struct smp_operations realview_smp_ops __initconst = { .smp_init_cpus = realview_smp_init_cpus, .smp_prepare_cpus = realview_smp_prepare_cpus, .smp_secondary_init = versatile_secondary_init, diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig index ae4eb7cc4bcc..cef42fd886d1 100644 --- a/arch/arm/mach-rockchip/Kconfig +++ b/arch/arm/mach-rockchip/Kconfig @@ -1,5 +1,6 @@ config ARCH_ROCKCHIP - bool "Rockchip RK2928 and RK3xxx SOCs" if ARCH_MULTI_V7 + bool "Rockchip RK2928 and RK3xxx SOCs" + depends on ARCH_MULTI_V7 select PINCTRL select PINCTRL_ROCKCHIP select ARCH_HAS_RESET_CONTROLLER diff --git a/arch/arm/mach-rockchip/platsmp.c b/arch/arm/mach-rockchip/platsmp.c index 3e7a4b761a95..d42a07e33482 100644 --- a/arch/arm/mach-rockchip/platsmp.c +++ b/arch/arm/mach-rockchip/platsmp.c @@ -42,6 +42,7 @@ static int ncores; #define PMU_PWRDN_SCU 4 static struct regmap *pmu; +static int has_pmu = true; static int pmu_power_domain_is_on(int pd) { @@ -89,20 +90,23 @@ static int pmu_set_power_domain(int pd, bool on) if (!IS_ERR(rstc) && !on) reset_control_assert(rstc); - ret = regmap_update_bits(pmu, PMU_PWRDN_CON, BIT(pd), val); - if (ret < 0) { - pr_err("%s: could not update power domain\n", __func__); - return ret; - } - - ret = -1; - while (ret != on) { - ret = pmu_power_domain_is_on(pd); + if (has_pmu) { + ret = regmap_update_bits(pmu, PMU_PWRDN_CON, BIT(pd), val); if (ret < 0) { - pr_err("%s: could not read power domain state\n", + pr_err("%s: could not update power domain\n", __func__); return ret; } + + ret = -1; + while (ret != on) { + ret = pmu_power_domain_is_on(pd); + if (ret < 0) { + pr_err("%s: could not read power domain state\n", + __func__); + return ret; + } + } } if (!IS_ERR(rstc)) { @@ -122,7 +126,7 @@ static int rockchip_boot_secondary(unsigned int cpu, struct task_struct *idle) { int ret; - if (!sram_base_addr || !pmu) { + if (!sram_base_addr || (has_pmu && !pmu)) { pr_err("%s: sram or pmu missing for cpu boot\n", __func__); return -ENXIO; } @@ -275,7 +279,7 @@ static void __init rockchip_smp_prepare_cpus(unsigned int max_cpus) return; } - if (rockchip_smp_prepare_pmu()) + if (has_pmu && rockchip_smp_prepare_pmu()) return; if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9) { @@ -318,6 +322,13 @@ static void __init rockchip_smp_prepare_cpus(unsigned int max_cpus) pmu_set_power_domain(0 + i, false); } +static void __init rk3036_smp_prepare_cpus(unsigned int max_cpus) +{ + has_pmu = false; + + rockchip_smp_prepare_cpus(max_cpus); +} + #ifdef CONFIG_HOTPLUG_CPU static int rockchip_cpu_kill(unsigned int cpu) { @@ -340,7 +351,16 @@ static void rockchip_cpu_die(unsigned int cpu) } #endif -static struct smp_operations rockchip_smp_ops __initdata = { +static const struct smp_operations rk3036_smp_ops __initconst = { + .smp_prepare_cpus = rk3036_smp_prepare_cpus, + .smp_boot_secondary = rockchip_boot_secondary, +#ifdef CONFIG_HOTPLUG_CPU + .cpu_kill = rockchip_cpu_kill, + .cpu_die = rockchip_cpu_die, +#endif +}; + +static const struct smp_operations rockchip_smp_ops __initconst = { .smp_prepare_cpus = rockchip_smp_prepare_cpus, .smp_boot_secondary = rockchip_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU @@ -349,4 +369,5 @@ static struct smp_operations rockchip_smp_ops __initdata = { #endif }; +CPU_METHOD_OF_DECLARE(rk3036_smp, "rockchip,rk3036-smp", &rk3036_smp_ops); CPU_METHOD_OF_DECLARE(rk3066_smp, "rockchip,rk3066-smp", &rockchip_smp_ops); diff --git a/arch/arm/mach-rockchip/rockchip.c b/arch/arm/mach-rockchip/rockchip.c index 251c7b9c5f9b..3f07cc5dfe5f 100644 --- a/arch/arm/mach-rockchip/rockchip.c +++ b/arch/arm/mach-rockchip/rockchip.c @@ -82,6 +82,7 @@ static const char * const rockchip_board_dt_compat[] = { "rockchip,rk3066a", "rockchip,rk3066b", "rockchip,rk3188", + "rockchip,rk3228", "rockchip,rk3288", NULL, }; diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig index 330bfc8fcd52..13bc9820ff22 100644 --- a/arch/arm/mach-s5pv210/Kconfig +++ b/arch/arm/mach-s5pv210/Kconfig @@ -8,7 +8,8 @@ # Configuration options for the S5PV210/S5PC110 config ARCH_S5PV210 - bool "Samsung S5PV210/S5PC110" if ARCH_MULTI_V7 + bool "Samsung S5PV210/S5PC110" + depends on ARCH_MULTI_V7 select ARCH_HAS_HOLES_MEMORYMODEL select ARCH_REQUIRE_GPIOLIB select ARM_VIC diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index 88734a5e10ca..0f25f8fa2692 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -30,8 +30,8 @@ config ARCH_RMOBILE select SYS_SUPPORTS_SH_TMU menuconfig ARCH_SHMOBILE_MULTI - bool "Renesas ARM SoCs" if ARCH_MULTI_V7 - depends on MMU + bool "Renesas ARM SoCs" + depends on ARCH_MULTI_V7 && MMU select ARCH_SHMOBILE select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP diff --git a/arch/arm/mach-shmobile/r8a7779.h b/arch/arm/mach-shmobile/r8a7779.h index e1aaa2ef9376..2a5f7730a03c 100644 --- a/arch/arm/mach-shmobile/r8a7779.h +++ b/arch/arm/mach-shmobile/r8a7779.h @@ -3,6 +3,6 @@ extern void r8a7779_pm_init(void); -extern struct smp_operations r8a7779_smp_ops; +extern const struct smp_operations r8a7779_smp_ops; #endif /* __ASM_R8A7779_H__ */ diff --git a/arch/arm/mach-shmobile/r8a7790.h b/arch/arm/mach-shmobile/r8a7790.h index 1a46d026052c..136f3455e9c7 100644 --- a/arch/arm/mach-shmobile/r8a7790.h +++ b/arch/arm/mach-shmobile/r8a7790.h @@ -1,6 +1,6 @@ #ifndef __ASM_R8A7790_H__ #define __ASM_R8A7790_H__ -extern struct smp_operations r8a7790_smp_ops; +extern const struct smp_operations r8a7790_smp_ops; #endif /* __ASM_R8A7790_H__ */ diff --git a/arch/arm/mach-shmobile/r8a7791.h b/arch/arm/mach-shmobile/r8a7791.h index 7ca0b7d0f59b..cf7a8405bd7f 100644 --- a/arch/arm/mach-shmobile/r8a7791.h +++ b/arch/arm/mach-shmobile/r8a7791.h @@ -1,6 +1,6 @@ #ifndef __ASM_R8A7791_H__ #define __ASM_R8A7791_H__ -extern struct smp_operations r8a7791_smp_ops; +extern const struct smp_operations r8a7791_smp_ops; #endif /* __ASM_R8A7791_H__ */ diff --git a/arch/arm/mach-shmobile/setup-emev2.c b/arch/arm/mach-shmobile/setup-emev2.c index 37f7b15c01bc..10b7cb5dcb3a 100644 --- a/arch/arm/mach-shmobile/setup-emev2.c +++ b/arch/arm/mach-shmobile/setup-emev2.c @@ -42,7 +42,7 @@ static const char *const emev2_boards_compat_dt[] __initconst = { NULL, }; -extern struct smp_operations emev2_smp_ops; +extern const struct smp_operations emev2_smp_ops; DT_MACHINE_START(EMEV2_DT, "Generic Emma Mobile EV2 (Flattened Device Tree)") .smp = smp_ops(emev2_smp_ops), diff --git a/arch/arm/mach-shmobile/setup-r8a7793.c b/arch/arm/mach-shmobile/setup-r8a7793.c index 1d2825cb7a65..5fce87f7f254 100644 --- a/arch/arm/mach-shmobile/setup-r8a7793.c +++ b/arch/arm/mach-shmobile/setup-r8a7793.c @@ -19,7 +19,7 @@ #include "common.h" #include "rcar-gen2.h" -static const char *r8a7793_boards_compat_dt[] __initconst = { +static const char * const r8a7793_boards_compat_dt[] __initconst = { "renesas,r8a7793", NULL, }; diff --git a/arch/arm/mach-shmobile/sh73a0.h b/arch/arm/mach-shmobile/sh73a0.h index 39646806cf64..50ef24f780b3 100644 --- a/arch/arm/mach-shmobile/sh73a0.h +++ b/arch/arm/mach-shmobile/sh73a0.h @@ -1,6 +1,6 @@ #ifndef __ASM_SH73A0_H__ #define __ASM_SH73A0_H__ -extern struct smp_operations sh73a0_smp_ops; +extern const struct smp_operations sh73a0_smp_ops; #endif /* __ASM_SH73A0_H__ */ diff --git a/arch/arm/mach-shmobile/smp-emev2.c b/arch/arm/mach-shmobile/smp-emev2.c index baff3b5efed8..adbac6963f2b 100644 --- a/arch/arm/mach-shmobile/smp-emev2.c +++ b/arch/arm/mach-shmobile/smp-emev2.c @@ -49,7 +49,7 @@ static void __init emev2_smp_prepare_cpus(unsigned int max_cpus) shmobile_smp_scu_prepare_cpus(max_cpus); } -struct smp_operations emev2_smp_ops __initdata = { +const struct smp_operations emev2_smp_ops __initconst = { .smp_prepare_cpus = emev2_smp_prepare_cpus, .smp_boot_secondary = emev2_boot_secondary, }; diff --git a/arch/arm/mach-shmobile/smp-r8a7779.c b/arch/arm/mach-shmobile/smp-r8a7779.c index 353562b8a5ee..b854fe2095ad 100644 --- a/arch/arm/mach-shmobile/smp-r8a7779.c +++ b/arch/arm/mach-shmobile/smp-r8a7779.c @@ -117,7 +117,7 @@ static int r8a7779_cpu_kill(unsigned int cpu) } #endif /* CONFIG_HOTPLUG_CPU */ -struct smp_operations r8a7779_smp_ops __initdata = { +const struct smp_operations r8a7779_smp_ops __initconst = { .smp_prepare_cpus = r8a7779_smp_prepare_cpus, .smp_boot_secondary = r8a7779_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-shmobile/smp-r8a7790.c b/arch/arm/mach-shmobile/smp-r8a7790.c index 4b33d432a364..f6426c6fdefc 100644 --- a/arch/arm/mach-shmobile/smp-r8a7790.c +++ b/arch/arm/mach-shmobile/smp-r8a7790.c @@ -60,7 +60,7 @@ static void __init r8a7790_smp_prepare_cpus(unsigned int max_cpus) rcar_sysc_power_up(&r8a7790_ca7_scu); } -struct smp_operations r8a7790_smp_ops __initdata = { +const struct smp_operations r8a7790_smp_ops __initconst = { .smp_prepare_cpus = r8a7790_smp_prepare_cpus, .smp_boot_secondary = shmobile_smp_apmu_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-shmobile/smp-r8a7791.c b/arch/arm/mach-shmobile/smp-r8a7791.c index b2508c0d276b..2d6417af73b5 100644 --- a/arch/arm/mach-shmobile/smp-r8a7791.c +++ b/arch/arm/mach-shmobile/smp-r8a7791.c @@ -54,7 +54,7 @@ static int r8a7791_smp_boot_secondary(unsigned int cpu, return shmobile_smp_apmu_boot_secondary(cpu, idle); } -struct smp_operations r8a7791_smp_ops __initdata = { +const struct smp_operations r8a7791_smp_ops __initconst = { .smp_prepare_cpus = r8a7791_smp_prepare_cpus, .smp_boot_secondary = r8a7791_smp_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-shmobile/smp-sh73a0.c b/arch/arm/mach-shmobile/smp-sh73a0.c index bc2824a036e1..ee1a4b70604b 100644 --- a/arch/arm/mach-shmobile/smp-sh73a0.c +++ b/arch/arm/mach-shmobile/smp-sh73a0.c @@ -56,7 +56,7 @@ static void __init sh73a0_smp_prepare_cpus(unsigned int max_cpus) shmobile_smp_scu_prepare_cpus(max_cpus); } -struct smp_operations sh73a0_smp_ops __initdata = { +const struct smp_operations sh73a0_smp_ops __initconst = { .smp_prepare_cpus = sh73a0_smp_prepare_cpus, .smp_boot_secondary = sh73a0_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-socfpga/Kconfig b/arch/arm/mach-socfpga/Kconfig index 90efdeb56be5..d0f62eacf59d 100644 --- a/arch/arm/mach-socfpga/Kconfig +++ b/arch/arm/mach-socfpga/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_SOCFPGA - bool "Altera SOCFPGA family" if ARCH_MULTI_V7 + bool "Altera SOCFPGA family" + depends on ARCH_MULTI_V7 select ARCH_SUPPORTS_BIG_ENDIAN select ARM_AMBA select ARM_GIC diff --git a/arch/arm/mach-socfpga/platsmp.c b/arch/arm/mach-socfpga/platsmp.c index 15c8ce8965f4..cbb0a54df80a 100644 --- a/arch/arm/mach-socfpga/platsmp.c +++ b/arch/arm/mach-socfpga/platsmp.c @@ -117,7 +117,7 @@ static int socfpga_cpu_kill(unsigned int cpu) return 1; } -static struct smp_operations socfpga_smp_ops __initdata = { +static const struct smp_operations socfpga_smp_ops __initconst = { .smp_prepare_cpus = socfpga_smp_prepare_cpus, .smp_boot_secondary = socfpga_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU @@ -126,7 +126,7 @@ static struct smp_operations socfpga_smp_ops __initdata = { #endif }; -static struct smp_operations socfpga_a10_smp_ops __initdata = { +static const struct smp_operations socfpga_a10_smp_ops __initconst = { .smp_prepare_cpus = socfpga_smp_prepare_cpus, .smp_boot_secondary = socfpga_a10_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-spear/Kconfig b/arch/arm/mach-spear/Kconfig index b6f4bda273b3..ea9ea95630bd 100644 --- a/arch/arm/mach-spear/Kconfig +++ b/arch/arm/mach-spear/Kconfig @@ -3,7 +3,8 @@ # menuconfig PLAT_SPEAR - bool "ST SPEAr Family" if ARCH_MULTI_V7 || ARCH_MULTI_V5 + bool "ST SPEAr Family" + depends on ARCH_MULTI_V7 || ARCH_MULTI_V5 select ARCH_REQUIRE_GPIOLIB select ARM_AMBA select CLKSRC_MMIO diff --git a/arch/arm/mach-spear/generic.h b/arch/arm/mach-spear/generic.h index 06640914d9a0..909b97c0b237 100644 --- a/arch/arm/mach-spear/generic.h +++ b/arch/arm/mach-spear/generic.h @@ -39,7 +39,7 @@ void spear_restart(enum reboot_mode, const char *); void spear13xx_secondary_startup(void); void spear13xx_cpu_die(unsigned int cpu); -extern struct smp_operations spear13xx_smp_ops; +extern const struct smp_operations spear13xx_smp_ops; #ifdef CONFIG_MACH_SPEAR1310 void __init spear1310_clk_init(void __iomem *misc_base, void __iomem *ras_base); diff --git a/arch/arm/mach-spear/platsmp.c b/arch/arm/mach-spear/platsmp.c index fd4297713d67..8d1e2d551786 100644 --- a/arch/arm/mach-spear/platsmp.c +++ b/arch/arm/mach-spear/platsmp.c @@ -120,7 +120,7 @@ static void __init spear13xx_smp_prepare_cpus(unsigned int max_cpus) __raw_writel(virt_to_phys(spear13xx_secondary_startup), SYS_LOCATION); } -struct smp_operations spear13xx_smp_ops __initdata = { +const struct smp_operations spear13xx_smp_ops __initconst = { .smp_init_cpus = spear13xx_smp_init_cpus, .smp_prepare_cpus = spear13xx_smp_prepare_cpus, .smp_secondary_init = spear13xx_secondary_init, diff --git a/arch/arm/mach-sti/Kconfig b/arch/arm/mach-sti/Kconfig index 125865daaf17..736abe6d01dc 100644 --- a/arch/arm/mach-sti/Kconfig +++ b/arch/arm/mach-sti/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_STI - bool "STMicroelectronics Consumer Electronics SOCs" if ARCH_MULTI_V7 + bool "STMicroelectronics Consumer Electronics SOCs" + depends on ARCH_MULTI_V7 select ARM_GIC select ST_IRQCHIP select ARM_GLOBAL_TIMER diff --git a/arch/arm/mach-sti/platsmp.c b/arch/arm/mach-sti/platsmp.c index c4ad6eae67fa..ea5a2277ee46 100644 --- a/arch/arm/mach-sti/platsmp.c +++ b/arch/arm/mach-sti/platsmp.c @@ -156,7 +156,7 @@ static void __init sti_smp_prepare_cpus(unsigned int max_cpus) } } -struct smp_operations __initdata sti_smp_ops = { +const struct smp_operations sti_smp_ops __initconst = { .smp_prepare_cpus = sti_smp_prepare_cpus, .smp_secondary_init = sti_secondary_init, .smp_boot_secondary = sti_boot_secondary, diff --git a/arch/arm/mach-sti/smp.h b/arch/arm/mach-sti/smp.h index ae22707d301f..d8a2f8758490 100644 --- a/arch/arm/mach-sti/smp.h +++ b/arch/arm/mach-sti/smp.h @@ -12,7 +12,7 @@ #ifndef __MACH_STI_SMP_H #define __MACH_STI_SMP_H -extern struct smp_operations sti_smp_ops; +extern const struct smp_operations sti_smp_ops; void sti_secondary_startup(void); diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig index 4efe2d43a126..c124d658b350 100644 --- a/arch/arm/mach-sunxi/Kconfig +++ b/arch/arm/mach-sunxi/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_SUNXI - bool "Allwinner SoCs" if ARCH_MULTI_V7 + bool "Allwinner SoCs" + depends on ARCH_MULTI_V7 select ARCH_REQUIRE_GPIOLIB select ARCH_HAS_RESET_CONTROLLER select CLKSRC_MMIO diff --git a/arch/arm/mach-sunxi/platsmp.c b/arch/arm/mach-sunxi/platsmp.c index e8483ec79d67..6642267812c9 100644 --- a/arch/arm/mach-sunxi/platsmp.c +++ b/arch/arm/mach-sunxi/platsmp.c @@ -116,7 +116,7 @@ static int sun6i_smp_boot_secondary(unsigned int cpu, return 0; } -static struct smp_operations sun6i_smp_ops __initdata = { +static const struct smp_operations sun6i_smp_ops __initconst = { .smp_prepare_cpus = sun6i_smp_prepare_cpus, .smp_boot_secondary = sun6i_smp_boot_secondary, }; @@ -185,7 +185,7 @@ static int sun8i_smp_boot_secondary(unsigned int cpu, return 0; } -struct smp_operations sun8i_smp_ops __initdata = { +static const struct smp_operations sun8i_smp_ops __initconst = { .smp_prepare_cpus = sun8i_smp_prepare_cpus, .smp_boot_secondary = sun8i_smp_boot_secondary, }; diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig index 0fa4c5f8b1be..a90f3556017f 100644 --- a/arch/arm/mach-tegra/Kconfig +++ b/arch/arm/mach-tegra/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_TEGRA - bool "NVIDIA Tegra" if ARCH_MULTI_V7 + bool "NVIDIA Tegra" + depends on ARCH_MULTI_V7 select ARCH_REQUIRE_GPIOLIB select ARCH_SUPPORTS_TRUSTED_FOUNDATIONS select ARM_AMBA diff --git a/arch/arm/mach-tegra/common.h b/arch/arm/mach-tegra/common.h index 5900cc44f780..1f6fb808e236 100644 --- a/arch/arm/mach-tegra/common.h +++ b/arch/arm/mach-tegra/common.h @@ -1,4 +1,4 @@ -extern struct smp_operations tegra_smp_ops; +extern const struct smp_operations tegra_smp_ops; extern int tegra_cpu_kill(unsigned int cpu); extern void tegra_cpu_die(unsigned int cpu); diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c index b45086666648..f3f61dbbda97 100644 --- a/arch/arm/mach-tegra/platsmp.c +++ b/arch/arm/mach-tegra/platsmp.c @@ -192,7 +192,7 @@ static void __init tegra_smp_prepare_cpus(unsigned int max_cpus) scu_enable(IO_ADDRESS(scu_a9_get_base())); } -struct smp_operations tegra_smp_ops __initdata = { +const struct smp_operations tegra_smp_ops __initconst = { .smp_prepare_cpus = tegra_smp_prepare_cpus, .smp_secondary_init = tegra_secondary_init, .smp_boot_secondary = tegra_boot_secondary, diff --git a/arch/arm/mach-u300/Kconfig b/arch/arm/mach-u300/Kconfig index bc51a71394af..301a98498453 100644 --- a/arch/arm/mach-u300/Kconfig +++ b/arch/arm/mach-u300/Kconfig @@ -1,6 +1,6 @@ menuconfig ARCH_U300 - bool "ST-Ericsson U300 Series" if ARCH_MULTI_V5 - depends on MMU + bool "ST-Ericsson U300 Series" + depends on ARCH_MULTI_V5 && MMU select ARCH_REQUIRE_GPIOLIB select ARM_AMBA select ARM_VIC diff --git a/arch/arm/mach-uniphier/Kconfig b/arch/arm/mach-uniphier/Kconfig index b640458fd757..82dddee3a469 100644 --- a/arch/arm/mach-uniphier/Kconfig +++ b/arch/arm/mach-uniphier/Kconfig @@ -6,6 +6,7 @@ config ARCH_UNIPHIER select ARM_GIC select HAVE_ARM_SCU select HAVE_ARM_TWD if SMP + select PINCTRL help Support for UniPhier SoC family developed by Socionext Inc. (formerly, System LSI Business Division of Panasonic Corporation) diff --git a/arch/arm/mach-uniphier/platsmp.c b/arch/arm/mach-uniphier/platsmp.c index f0577664611c..e1cfc1d6e2f4 100644 --- a/arch/arm/mach-uniphier/platsmp.c +++ b/arch/arm/mach-uniphier/platsmp.c @@ -201,7 +201,7 @@ static int __init uniphier_smp_boot_secondary(unsigned int cpu, return 0; } -static struct smp_operations uniphier_smp_ops __initdata = { +static const struct smp_operations uniphier_smp_ops __initconst = { .smp_prepare_cpus = uniphier_smp_prepare_cpus, .smp_boot_secondary = uniphier_smp_boot_secondary, }; diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig index c9ac19b24e5a..a5c3373c7f76 100644 --- a/arch/arm/mach-ux500/Kconfig +++ b/arch/arm/mach-ux500/Kconfig @@ -1,6 +1,6 @@ menuconfig ARCH_U8500 - bool "ST-Ericsson U8500 Series" if ARCH_MULTI_V7 - depends on MMU + bool "ST-Ericsson U8500 Series" + depends on ARCH_MULTI_V7 && MMU select AB8500_CORE select ABX500_CORE select ARCH_REQUIRE_GPIOLIB diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile index c8643ac5db71..edfff1ae1f8d 100644 --- a/arch/arm/mach-ux500/Makefile +++ b/arch/arm/mach-ux500/Makefile @@ -2,7 +2,7 @@ # Makefile for the linux kernel, U8500 machine. # -obj-y := cpu.o id.o timer.o pm.o +obj-y := cpu.o id.o pm.o obj-$(CONFIG_CACHE_L2X0) += cache-l2x0.o obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o obj-$(CONFIG_MACH_MOP500) += board-mop500-regulators.o \ diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index f80560318c58..a0ffaad1fb61 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -156,8 +156,6 @@ static const char * stericsson_dt_platform_compat[] = { DT_MACHINE_START(U8500_DT, "ST-Ericsson Ux5x0 platform (Device Tree Support)") .map_io = u8500_map_io, .init_irq = ux500_init_irq, - /* we re-use nomadik timer here */ - .init_time = ux500_timer_init, .init_machine = u8500_init_machine, .init_late = NULL, .dt_compat = stericsson_dt_platform_compat, diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c index 41b81c4fbe63..82156cbc22ce 100644 --- a/arch/arm/mach-ux500/cpu.c +++ b/arch/arm/mach-ux500/cpu.c @@ -9,7 +9,6 @@ #include <linux/platform_device.h> #include <linux/io.h> #include <linux/mfd/dbx500-prcmu.h> -#include <linux/clksrc-dbx500-prcmu.h> #include <linux/sys_soc.h> #include <linux/err.h> #include <linux/slab.h> diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c index 70766b963758..88b8ab4f300c 100644 --- a/arch/arm/mach-ux500/platsmp.c +++ b/arch/arm/mach-ux500/platsmp.c @@ -98,7 +98,7 @@ static int ux500_boot_secondary(unsigned int cpu, struct task_struct *idle) return 0; } -struct smp_operations ux500_smp_ops __initdata = { +static const struct smp_operations ux500_smp_ops __initconst = { .smp_prepare_cpus = ux500_smp_prepare_cpus, .smp_boot_secondary = ux500_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-ux500/setup.h b/arch/arm/mach-ux500/setup.h index 65876eac0761..c704254ab67c 100644 --- a/arch/arm/mach-ux500/setup.h +++ b/arch/arm/mach-ux500/setup.h @@ -12,7 +12,6 @@ #define __ASM_ARCH_SETUP_H #include <asm/mach/arch.h> -#include <asm/mach/time.h> #include <linux/init.h> #include <linux/mfd/abx500/ab8500.h> @@ -24,8 +23,6 @@ extern void __init ux500_init_irq(void); extern struct device *ux500_soc_device_init(const char *soc_id); -extern void ux500_timer_init(void); - extern void ux500_cpu_die(unsigned int cpu); #endif /* __ASM_ARCH_SETUP_H */ diff --git a/arch/arm/mach-ux500/timer.c b/arch/arm/mach-ux500/timer.c deleted file mode 100644 index 8d2d233f8e6c..000000000000 --- a/arch/arm/mach-ux500/timer.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2011 - * - * License Terms: GNU General Public License v2 - * Author: Mattias Wallin <mattias.wallin@stericsson.com> for ST-Ericsson - */ -#include <linux/io.h> -#include <linux/errno.h> -#include <linux/clksrc-dbx500-prcmu.h> -#include <linux/clocksource.h> -#include <linux/of.h> -#include <linux/of_address.h> - -#include "setup.h" - -#include "db8500-regs.h" -#include "id.h" - -static const struct of_device_id prcmu_timer_of_match[] __initconst = { - { .compatible = "stericsson,db8500-prcmu-timer-4", }, - { }, -}; - -void __init ux500_timer_init(void) -{ - void __iomem *prcmu_timer_base; - void __iomem *tmp_base; - struct device_node *np; - - if (cpu_is_u8500_family() || cpu_is_ux540_family()) - prcmu_timer_base = __io_address(U8500_PRCMU_TIMER_4_BASE); - else - ux500_unknown_soc(); - - np = of_find_matching_node(NULL, prcmu_timer_of_match); - if (!np) - goto dt_fail; - - tmp_base = of_iomap(np, 0); - if (!tmp_base) - goto dt_fail; - - prcmu_timer_base = tmp_base; - -dt_fail: - clksrc_dbx500_prcmu_init(prcmu_timer_base); - clocksource_probe(); -} diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig index 10f9389572da..398a297b7e09 100644 --- a/arch/arm/mach-vexpress/Kconfig +++ b/arch/arm/mach-vexpress/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_VEXPRESS - bool "ARM Ltd. Versatile Express family" if ARCH_MULTI_V7 + bool "ARM Ltd. Versatile Express family" + depends on ARCH_MULTI_V7 select ARCH_REQUIRE_GPIOLIB select ARCH_SUPPORTS_BIG_ENDIAN select ARM_AMBA diff --git a/arch/arm/mach-vexpress/core.h b/arch/arm/mach-vexpress/core.h index 2a11d3ac8c68..a162ab46ee02 100644 --- a/arch/arm/mach-vexpress/core.h +++ b/arch/arm/mach-vexpress/core.h @@ -1,5 +1,5 @@ bool vexpress_smp_init_ops(void); -extern struct smp_operations vexpress_smp_dt_ops; +extern const struct smp_operations vexpress_smp_dt_ops; extern void vexpress_cpu_die(unsigned int cpu); diff --git a/arch/arm/mach-vexpress/platsmp.c b/arch/arm/mach-vexpress/platsmp.c index 83188cf1875d..8b8d0724f6c6 100644 --- a/arch/arm/mach-vexpress/platsmp.c +++ b/arch/arm/mach-vexpress/platsmp.c @@ -64,7 +64,7 @@ static void __init vexpress_smp_dt_prepare_cpus(unsigned int max_cpus) vexpress_flags_set(virt_to_phys(versatile_secondary_startup)); } -struct smp_operations __initdata vexpress_smp_dt_ops = { +const struct smp_operations vexpress_smp_dt_ops __initconst = { .smp_prepare_cpus = vexpress_smp_dt_prepare_cpus, .smp_secondary_init = versatile_secondary_init, .smp_boot_secondary = versatile_boot_secondary, diff --git a/arch/arm/mach-zx/Kconfig b/arch/arm/mach-zx/Kconfig index 7fdc5bf24f9b..209c97944de2 100644 --- a/arch/arm/mach-zx/Kconfig +++ b/arch/arm/mach-zx/Kconfig @@ -1,5 +1,6 @@ menuconfig ARCH_ZX - bool "ZTE ZX family" if ARCH_MULTI_V7 + bool "ZTE ZX family" + depends on ARCH_MULTI_V7 help Support for ZTE ZX-based family of processors. TV set-top-box processor is supported. More will be @@ -13,7 +14,7 @@ config SOC_ZX296702 select ARM_GLOBAL_TIMER select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP - select PM_GENERIC_DOMAINS + select PM_GENERIC_DOMAINS if PM help Support for ZTE ZX296702 SoC which is a dual core CortexA9MP endif diff --git a/arch/arm/mach-zx/platsmp.c b/arch/arm/mach-zx/platsmp.c index a3693982d65d..0297f92084e0 100644 --- a/arch/arm/mach-zx/platsmp.c +++ b/arch/arm/mach-zx/platsmp.c @@ -176,7 +176,7 @@ static void zx_secondary_init(unsigned int cpu) scu_power_mode(scu_base, SCU_PM_NORMAL); } -struct smp_operations zx_smp_ops __initdata = { +static const struct smp_operations zx_smp_ops __initconst = { .smp_prepare_cpus = zx_smp_prepare_cpus, .smp_secondary_init = zx_secondary_init, .smp_boot_secondary = zx_boot_secondary, diff --git a/arch/arm/mach-zynq/Kconfig b/arch/arm/mach-zynq/Kconfig index 78e5e007f52d..fd0aeeb09881 100644 --- a/arch/arm/mach-zynq/Kconfig +++ b/arch/arm/mach-zynq/Kconfig @@ -1,5 +1,7 @@ config ARCH_ZYNQ - bool "Xilinx Zynq ARM Cortex A9 Platform" if ARCH_MULTI_V7 + bool "Xilinx Zynq ARM Cortex A9 Platform" + depends on ARCH_MULTI_V7 + select ARCH_HAS_RESET_CONTROLLER select ARCH_SUPPORTS_BIG_ENDIAN select ARM_AMBA select ARM_GIC diff --git a/arch/arm/mach-zynq/common.h b/arch/arm/mach-zynq/common.h index 79cda2e5fa4e..e771933db7e8 100644 --- a/arch/arm/mach-zynq/common.h +++ b/arch/arm/mach-zynq/common.h @@ -30,7 +30,7 @@ extern char zynq_secondary_trampoline; extern char zynq_secondary_trampoline_jump; extern char zynq_secondary_trampoline_end; extern int zynq_cpun_start(u32 address, int cpu); -extern struct smp_operations zynq_smp_ops __initdata; +extern const struct smp_operations zynq_smp_ops; #endif extern void __iomem *zynq_scu_base; diff --git a/arch/arm/mach-zynq/platsmp.c b/arch/arm/mach-zynq/platsmp.c index f66816c49186..7cd9865bdeb7 100644 --- a/arch/arm/mach-zynq/platsmp.c +++ b/arch/arm/mach-zynq/platsmp.c @@ -157,7 +157,7 @@ static void zynq_cpu_die(unsigned int cpu) } #endif -struct smp_operations zynq_smp_ops __initdata = { +const struct smp_operations zynq_smp_ops __initconst = { .smp_init_cpus = zynq_smp_init_cpus, .smp_prepare_cpus = zynq_smp_prepare_cpus, .smp_boot_secondary = zynq_boot_secondary, |