diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts index 2aa13cb3bbed00053c910ddae2246ebf426cdd29..72fb11f7ea213038c789e40e431c3268673da033 100644 --- a/arch/arm/boot/dts/exynos4210-origen.dts +++ b/arch/arm/boot/dts/exynos4210-origen.dts @@ -19,7 +19,7 @@ / { model = "Insignal Origen evaluation board based on Exynos4210"; - compatible = "insignal,origen", "samsung,exynos4210"; + compatible = "insignal,origen", "samsung,exynos4210", "samsung,exynos4"; memory { reg = <0x40000000 0x10000000 diff --git a/arch/arm/boot/dts/exynos4210-smdkv310.dts b/arch/arm/boot/dts/exynos4210-smdkv310.dts index 9c01b718d29de58bc6dfda6cad014d8ea121fc59..636d16684750e4f342048d3bf3207a8929581b42 100644 --- a/arch/arm/boot/dts/exynos4210-smdkv310.dts +++ b/arch/arm/boot/dts/exynos4210-smdkv310.dts @@ -19,7 +19,7 @@ / { model = "Samsung smdkv310 evaluation board based on Exynos4210"; - compatible = "samsung,smdkv310", "samsung,exynos4210"; + compatible = "samsung,smdkv310", "samsung,exynos4210", "samsung,exynos4"; memory { reg = <0x40000000 0x80000000>; diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts index 63cc571ca30794b04f53239efc5f8393af8f3022..361cb58052bf28990285275222e6fd9b1c095148 100644 --- a/arch/arm/boot/dts/exynos4210-trats.dts +++ b/arch/arm/boot/dts/exynos4210-trats.dts @@ -17,7 +17,7 @@ / { model = "Samsung Trats based on Exynos4210"; - compatible = "samsung,trats", "samsung,exynos4210"; + compatible = "samsung,trats", "samsung,exynos4210", "samsung,exynos4"; memory { reg = <0x40000000 0x10000000 diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts index d2e3f5f5916dad4c325ab4dc3f71ff0ef34d9b39..27d3b70ee9e3afa822fba7a925b3693eae38dee4 100644 --- a/arch/arm/boot/dts/exynos4210-universal_c210.dts +++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts @@ -17,7 +17,7 @@ / { model = "Samsung Universal C210 based on Exynos4210 rev0"; - compatible = "samsung,universal_c210", "samsung,exynos4210"; + compatible = "samsung,universal_c210", "samsung,exynos4210", "samsung,exynos4"; memory { reg = <0x40000000 0x10000000 diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi index cb0e768dc6d4194782935d7412dd2ef64763be24..cacf6140dd2f58be5351f797d889d8b0563e461c 100644 --- a/arch/arm/boot/dts/exynos4210.dtsi +++ b/arch/arm/boot/dts/exynos4210.dtsi @@ -23,7 +23,7 @@ #include "exynos4210-pinctrl.dtsi" / { - compatible = "samsung,exynos4210"; + compatible = "samsung,exynos4210", "samsung,exynos4"; aliases { pinctrl0 = &pinctrl_0; diff --git a/arch/arm/boot/dts/exynos4212.dtsi b/arch/arm/boot/dts/exynos4212.dtsi index ceefc711793cac153511b37b524aebcbb5305d4f..3c00e6ec93027f8ca410c1ee39b3b5d3200c3cd7 100644 --- a/arch/arm/boot/dts/exynos4212.dtsi +++ b/arch/arm/boot/dts/exynos4212.dtsi @@ -20,7 +20,7 @@ #include "exynos4x12.dtsi" / { - compatible = "samsung,exynos4212"; + compatible = "samsung,exynos4212", "samsung,exynos4"; combiner: interrupt-controller@10440000 { samsung,combiner-nr = <18>; diff --git a/arch/arm/boot/dts/exynos4412-odroidx.dts b/arch/arm/boot/dts/exynos4412-odroidx.dts index 12459b01cca303c860c421631d47185aa84a7d8c..31db28a4bb33e86f18233fa8336a3a0cee28ca87 100644 --- a/arch/arm/boot/dts/exynos4412-odroidx.dts +++ b/arch/arm/boot/dts/exynos4412-odroidx.dts @@ -16,7 +16,7 @@ / { model = "Hardkernel ODROID-X board based on Exynos4412"; - compatible = "hardkernel,odroid-x", "samsung,exynos4412"; + compatible = "hardkernel,odroid-x", "samsung,exynos4412", "samsung,exynos4"; memory { reg = <0x40000000 0x40000000>; diff --git a/arch/arm/boot/dts/exynos4412-origen.dts b/arch/arm/boot/dts/exynos4412-origen.dts index 388f03579661dddd4891911ec5d590892624c54f..e2c0dcab4d81d576d417489d9f97ce58228c66dc 100644 --- a/arch/arm/boot/dts/exynos4412-origen.dts +++ b/arch/arm/boot/dts/exynos4412-origen.dts @@ -17,7 +17,7 @@ / { model = "Insignal Origen evaluation board based on Exynos4412"; - compatible = "insignal,origen4412", "samsung,exynos4412"; + compatible = "insignal,origen4412", "samsung,exynos4412", "samsung,exynos4"; memory { reg = <0x40000000 0x40000000>; diff --git a/arch/arm/boot/dts/exynos4412-smdk4412.dts b/arch/arm/boot/dts/exynos4412-smdk4412.dts index ad316a1ee9e09af700d38a435e596f1a64c9f48b..ded0b70f764485bc0ab4fc6e4cc23f895b509f4b 100644 --- a/arch/arm/boot/dts/exynos4412-smdk4412.dts +++ b/arch/arm/boot/dts/exynos4412-smdk4412.dts @@ -17,7 +17,7 @@ / { model = "Samsung SMDK evaluation board based on Exynos4412"; - compatible = "samsung,smdk4412", "samsung,exynos4412"; + compatible = "samsung,smdk4412", "samsung,exynos4412", "samsung,exynos4"; memory { reg = <0x40000000 0x40000000>; diff --git a/arch/arm/boot/dts/exynos4412-tiny4412.dts b/arch/arm/boot/dts/exynos4412-tiny4412.dts index 0a9831256b33308e6f5b6bb97147df2c532b1736..ea6929d9c6212ff75943df09cee7fb49cc196020 100644 --- a/arch/arm/boot/dts/exynos4412-tiny4412.dts +++ b/arch/arm/boot/dts/exynos4412-tiny4412.dts @@ -16,7 +16,7 @@ / { model = "FriendlyARM TINY4412 board based on Exynos4412"; - compatible = "friendlyarm,tiny4412", "samsung,exynos4412"; + compatible = "friendlyarm,tiny4412", "samsung,exynos4412", "samsung,exynos4"; memory { reg = <0x40000000 0x40000000>; diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts index 322850640f4349d4062dcffc1fc3fd0ee6b63458..c16b3159b8138a4d0d0222114d638c77e1184227 100644 --- a/arch/arm/boot/dts/exynos4412-trats2.dts +++ b/arch/arm/boot/dts/exynos4412-trats2.dts @@ -17,7 +17,7 @@ / { model = "Samsung Trats 2 based on Exynos4412"; - compatible = "samsung,trats2", "samsung,exynos4412"; + compatible = "samsung,trats2", "samsung,exynos4412", "samsung,exynos4"; aliases { i2c8 = &i2c_ak8975; diff --git a/arch/arm/boot/dts/exynos4412.dtsi b/arch/arm/boot/dts/exynos4412.dtsi index a40b6e20e92f111b50e2ddd6b4771ef25bf61ce9..15d3c0ac2f5f77d337f4f4c0f1424d9e56e5a350 100644 --- a/arch/arm/boot/dts/exynos4412.dtsi +++ b/arch/arm/boot/dts/exynos4412.dtsi @@ -20,7 +20,7 @@ #include "exynos4x12.dtsi" / { - compatible = "samsung,exynos4412"; + compatible = "samsung,exynos4412", "samsung,exynos4"; combiner: interrupt-controller@10440000 { samsung,combiner-nr = <20>; diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts index 9a78d96f8477497aecee6477881a3c5cc2a7d900..e1f5c7a1ab11353acd5f08d37b9fbbd3cba4b1bd 100644 --- a/arch/arm/boot/dts/exynos5250-arndale.dts +++ b/arch/arm/boot/dts/exynos5250-arndale.dts @@ -15,7 +15,7 @@ / { model = "Insignal Arndale evaluation board based on EXYNOS5250"; - compatible = "insignal,arndale", "samsung,exynos5250"; + compatible = "insignal,arndale", "samsung,exynos5250", "samsung,exynos5"; memory { reg = <0x40000000 0x80000000>; diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 140de8563e94d53eaa914782bb383977d6a04d03..a794a705d4040ec220c7b380e09dbc83a9193025 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -14,7 +14,7 @@ / { model = "SAMSUNG SMDK5250 board based on EXYNOS5250"; - compatible = "samsung,smdk5250", "samsung,exynos5250"; + compatible = "samsung,smdk5250", "samsung,exynos5250", "samsung,exynos5"; aliases { }; diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts index b13bf499f5e253a67392dd32481b37ad29712375..1ce1088a00fb5828e168888fcc0bab677cb1844f 100644 --- a/arch/arm/boot/dts/exynos5250-snow.dts +++ b/arch/arm/boot/dts/exynos5250-snow.dts @@ -14,7 +14,7 @@ / { model = "Google Snow"; - compatible = "google,snow", "samsung,exynos5250"; + compatible = "google,snow", "samsung,exynos5250", "samsung,exynos5"; aliases { i2c104 = &i2c_104; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index fdeed7c29ac9f854c8c7587a8e25fe5897feee33..37423314a02826a66670776c03109f1526449bc7 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -21,10 +21,10 @@ #include "exynos5.dtsi" #include "exynos5250-pinctrl.dtsi" -#include +#include / { - compatible = "samsung,exynos5250"; + compatible = "samsung,exynos5250", "samsung,exynos5"; aliases { spi0 = &spi_0; diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts b/arch/arm/boot/dts/exynos5420-arndale-octa.dts index df975b5df88165d9125e2c0a708704e6fd2ace7a..80a3bf4c59865e0403a4197abb5ae6f0bc00d363 100644 --- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts +++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts @@ -16,7 +16,7 @@ / { model = "Insignal Arndale Octa evaluation board based on EXYNOS5420"; - compatible = "insignal,arndale-octa", "samsung,exynos5420"; + compatible = "insignal,arndale-octa", "samsung,exynos5420", "samsung,exynos5"; memory { reg = <0x20000000 0x80000000>; diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts index ae1ee0470fca7200adc7dc586d90ab06b64d8edd..69104850eb5ec172b6dcc5bd5256b0f759202abf 100644 --- a/arch/arm/boot/dts/exynos5420-smdk5420.dts +++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts @@ -14,7 +14,7 @@ / { model = "Samsung SMDK5420 board based on EXYNOS5420"; - compatible = "samsung,smdk5420", "samsung,exynos5420"; + compatible = "samsung,smdk5420", "samsung,exynos5420", "samsung,exynos5"; memory { reg = <0x20000000 0x80000000>; diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi index 82071154eb848e28c813e1ab9bcf12cbbddca1e1..c3a9a66c57678f9a5dddd75e11e55be913e3c3c0 100644 --- a/arch/arm/boot/dts/exynos5420.dtsi +++ b/arch/arm/boot/dts/exynos5420.dtsi @@ -17,10 +17,10 @@ #include "exynos5.dtsi" #include "exynos5420-pinctrl.dtsi" -#include +#include / { - compatible = "samsung,exynos5420"; + compatible = "samsung,exynos5420", "samsung,exynos5"; aliases { mshc0 = &mmc_0; diff --git a/arch/arm/boot/dts/exynos5440-sd5v1.dts b/arch/arm/boot/dts/exynos5440-sd5v1.dts index 777fb1c2c70f322b00b3075472a8a412e5c42509..268609a42b2c04c7a1db748cf6e899a0cded2be3 100644 --- a/arch/arm/boot/dts/exynos5440-sd5v1.dts +++ b/arch/arm/boot/dts/exynos5440-sd5v1.dts @@ -14,7 +14,7 @@ / { model = "SAMSUNG SD5v1 board based on EXYNOS5440"; - compatible = "samsung,sd5v1", "samsung,exynos5440"; + compatible = "samsung,sd5v1", "samsung,exynos5440", "samsung,exynos5"; chosen { bootargs = "root=/dev/sda2 rw rootwait ignore_loglevel earlyprintk no_console_suspend mem=2048M@0x80000000 mem=6144M@0x100000000 console=ttySAC0,115200"; diff --git a/arch/arm/boot/dts/exynos5440-ssdk5440.dts b/arch/arm/boot/dts/exynos5440-ssdk5440.dts index d58cb787061af4a85e7d60e90222c659dbc8d412..ff55dac6e2193b837bcb64754d39b62d4ee5cabf 100644 --- a/arch/arm/boot/dts/exynos5440-ssdk5440.dts +++ b/arch/arm/boot/dts/exynos5440-ssdk5440.dts @@ -14,7 +14,7 @@ / { model = "SAMSUNG SSDK5440 board based on EXYNOS5440"; - compatible = "samsung,ssdk5440", "samsung,exynos5440"; + compatible = "samsung,ssdk5440", "samsung,exynos5440", "samsung,exynos5"; chosen { bootargs = "root=/dev/sda2 rw rootwait ignore_loglevel earlyprintk no_console_suspend mem=2048M@0x80000000 mem=6144M@0x100000000 console=ttySAC0,115200"; diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi index 75c7b89cec2fa22a5d223dc75afa1df83529070d..84f77c2fe4d4cfe55d254ccc3c8bf7c48f73041e 100644 --- a/arch/arm/boot/dts/exynos5440.dtsi +++ b/arch/arm/boot/dts/exynos5440.dtsi @@ -13,7 +13,7 @@ #include "skeleton.dtsi" / { - compatible = "samsung,exynos5440"; + compatible = "samsung,exynos5440", "samsung,exynos5"; interrupt-parent = <&gic>; diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile index 58fe9e6f542f1a7f43c54e7e619d580a1adbbb85..a656dbe3b78c877e94ac88e34fab3eb1814ef3e3 100644 --- a/arch/arm/mach-exynos/Makefile +++ b/arch/arm/mach-exynos/Makefile @@ -12,7 +12,7 @@ obj- := # Core -obj-$(CONFIG_ARCH_EXYNOS) += common.o +obj-$(CONFIG_ARCH_EXYNOS) += exynos.o obj-$(CONFIG_PM_SLEEP) += pm.o sleep.o obj-$(CONFIG_PM_GENERIC_DOMAINS) += pm_domains.o @@ -29,8 +29,3 @@ obj-$(CONFIG_ARCH_EXYNOS) += firmware.o plus_sec := $(call as-instr,.arch_extension sec,+sec) AFLAGS_exynos-smc.o :=-Wa,-march=armv7-a$(plus_sec) - -# machine support - -obj-$(CONFIG_ARCH_EXYNOS4) += mach-exynos4-dt.o -obj-$(CONFIG_ARCH_EXYNOS5) += mach-exynos5-dt.o diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index aba6a2ad7d1bdb7f228cd53fe3bf11229e8d537e..9ef3f83efaffa642c9bbe26d68aa71750072c28e 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -19,8 +19,7 @@ void mct_init(void __iomem *base, int irq_g0, int irq_l0, int irq_l1); struct map_desc; void exynos_init_io(void); -void exynos4_restart(enum reboot_mode mode, const char *cmd); -void exynos5_restart(enum reboot_mode mode, const char *cmd); +void exynos_restart(enum reboot_mode mode, const char *cmd); void exynos_cpuidle_init(void); void exynos_cpufreq_init(void); void exynos_init_late(void); diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/exynos.c similarity index 71% rename from arch/arm/mach-exynos/common.c rename to arch/arm/mach-exynos/exynos.c index e98ddadc5f7484fe19af910aba8631d3830ec3c0..4987ec7711c3a1c44473b31d69fb940790c5456c 100644 --- a/arch/arm/mach-exynos/common.c +++ b/arch/arm/mach-exynos/exynos.c @@ -1,105 +1,40 @@ /* - * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com + * SAMSUNG EXYNOS Flattened Device Tree enabled machine * - * Common Codes for EXYNOS + * Copyright (c) 2010-2014 Samsung Electronics Co., Ltd. + * http://www.samsung.com * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include -#include -#include -#include -#include +#include #include -#include -#include -#include -#include -#include +#include #include #include -#include -#include -#include -#include -#include #include -#include -#include +#include +#include #include +#include -#include -#include +#include #include +#include #include -#include -#include +#include #include -#include #include "common.h" +#include "mfc.h" #include "regs-pmu.h" #define L2_AUX_VAL 0x7C470001 #define L2_AUX_MASK 0xC200ffff -static const char name_exynos4210[] = "EXYNOS4210"; -static const char name_exynos4212[] = "EXYNOS4212"; -static const char name_exynos4412[] = "EXYNOS4412"; -static const char name_exynos5250[] = "EXYNOS5250"; -static const char name_exynos5420[] = "EXYNOS5420"; -static const char name_exynos5440[] = "EXYNOS5440"; - -static void exynos4_map_io(void); -static void exynos5_map_io(void); -static int exynos_init(void); - -static struct cpu_table cpu_ids[] __initdata = { - { - .idcode = EXYNOS4210_CPU_ID, - .idmask = EXYNOS4_CPU_MASK, - .map_io = exynos4_map_io, - .init = exynos_init, - .name = name_exynos4210, - }, { - .idcode = EXYNOS4212_CPU_ID, - .idmask = EXYNOS4_CPU_MASK, - .map_io = exynos4_map_io, - .init = exynos_init, - .name = name_exynos4212, - }, { - .idcode = EXYNOS4412_CPU_ID, - .idmask = EXYNOS4_CPU_MASK, - .map_io = exynos4_map_io, - .init = exynos_init, - .name = name_exynos4412, - }, { - .idcode = EXYNOS5250_SOC_ID, - .idmask = EXYNOS5_SOC_MASK, - .map_io = exynos5_map_io, - .init = exynos_init, - .name = name_exynos5250, - }, { - .idcode = EXYNOS5420_SOC_ID, - .idmask = EXYNOS5_SOC_MASK, - .map_io = exynos5_map_io, - .init = exynos_init, - .name = name_exynos5420, - }, { - .idcode = EXYNOS5440_SOC_ID, - .idmask = EXYNOS5_SOC_MASK, - .init = exynos_init, - .name = name_exynos5440, - }, -}; - -/* Initial IO mappings */ - static struct map_desc exynos4_iodesc[] __initdata = { { .virtual = (unsigned long)S3C_VA_SYS, @@ -263,19 +198,11 @@ static struct map_desc exynos5_iodesc[] __initdata = { }, }; -void exynos4_restart(enum reboot_mode mode, const char *cmd) -{ - __raw_writel(0x1, S5P_SWRESET); -} - -void exynos5_restart(enum reboot_mode mode, const char *cmd) +void exynos_restart(enum reboot_mode mode, const char *cmd) { struct device_node *np; - u32 val; - void __iomem *addr; - - val = 0x1; - addr = EXYNOS_SWRESET; + u32 val = 0x1; + void __iomem *addr = EXYNOS_SWRESET; if (of_machine_is_compatible("samsung,exynos5440")) { u32 status; @@ -346,6 +273,28 @@ static int __init exynos_fdt_map_chipid(unsigned long node, const char *uname, * * register the standard cpu IO areas */ +static void __init exynos_map_io(void) +{ + if (soc_is_exynos4()) + iotable_init(exynos4_iodesc, ARRAY_SIZE(exynos4_iodesc)); + + if (soc_is_exynos5()) + iotable_init(exynos5_iodesc, ARRAY_SIZE(exynos5_iodesc)); + + if (soc_is_exynos4210()) { + if (samsung_rev() == EXYNOS4210_REV_0) + iotable_init(exynos4_iodesc0, + ARRAY_SIZE(exynos4_iodesc0)); + else + iotable_init(exynos4_iodesc1, + ARRAY_SIZE(exynos4_iodesc1)); + iotable_init(exynos4210_iodesc, ARRAY_SIZE(exynos4210_iodesc)); + } + if (soc_is_exynos4212() || soc_is_exynos4412()) + iotable_init(exynos4x12_iodesc, ARRAY_SIZE(exynos4x12_iodesc)); + if (soc_is_exynos5250()) + iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc)); +} void __init exynos_init_io(void) { @@ -356,30 +305,7 @@ void __init exynos_init_io(void) /* detect cpu id and rev. */ s5p_init_cpu(S5P_VA_CHIPID); - s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); -} - -static void __init exynos4_map_io(void) -{ - iotable_init(exynos4_iodesc, ARRAY_SIZE(exynos4_iodesc)); - - if (soc_is_exynos4210() && samsung_rev() == EXYNOS4210_REV_0) - iotable_init(exynos4_iodesc0, ARRAY_SIZE(exynos4_iodesc0)); - else - iotable_init(exynos4_iodesc1, ARRAY_SIZE(exynos4_iodesc1)); - - if (soc_is_exynos4210()) - iotable_init(exynos4210_iodesc, ARRAY_SIZE(exynos4210_iodesc)); - if (soc_is_exynos4212() || soc_is_exynos4412()) - iotable_init(exynos4x12_iodesc, ARRAY_SIZE(exynos4x12_iodesc)); -} - -static void __init exynos5_map_io(void) -{ - iotable_init(exynos5_iodesc, ARRAY_SIZE(exynos5_iodesc)); - - if (soc_is_exynos5250()) - iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc)); + exynos_map_io(); } struct bus_type exynos_subsys = { @@ -387,10 +313,6 @@ struct bus_type exynos_subsys = { .dev_name = "exynos-core", }; -static struct device exynos4_dev = { - .bus = &exynos_subsys, -}; - static int __init exynos_core_init(void) { return subsys_system_register(&exynos_subsys, NULL); @@ -411,9 +333,77 @@ static int __init exynos4_l2x0_cache_init(void) } early_initcall(exynos4_l2x0_cache_init); -static int __init exynos_init(void) +static void __init exynos_dt_machine_init(void) { - printk(KERN_INFO "EXYNOS: Initializing architecture\n"); + struct device_node *i2c_np; + const char *i2c_compat = "samsung,s3c2440-i2c"; + unsigned int tmp; + int id; + + /* + * Exynos5's legacy i2c controller and new high speed i2c + * controller have muxed interrupt sources. By default the + * interrupts for 4-channel HS-I2C controller are enabled. + * If node for first four channels of legacy i2c controller + * are available then re-configure the interrupts via the + * system register. + */ + if (soc_is_exynos5()) { + for_each_compatible_node(i2c_np, NULL, i2c_compat) { + if (of_device_is_available(i2c_np)) { + id = of_alias_get_id(i2c_np, "i2c"); + if (id < 4) { + tmp = readl(EXYNOS5_SYS_I2C_CFG); + writel(tmp & ~(0x1 << id), + EXYNOS5_SYS_I2C_CFG); + } + } + } + } - return device_register(&exynos4_dev); + exynos_cpuidle_init(); + exynos_cpufreq_init(); + + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } + +static char const *exynos_dt_compat[] __initconst = { + "samsung,exynos4", + "samsung,exynos4210", + "samsung,exynos4212", + "samsung,exynos4412", + "samsung,exynos5", + "samsung,exynos5250", + "samsung,exynos5420", + "samsung,exynos5440", + NULL +}; + +static void __init exynos_reserve(void) +{ +#ifdef CONFIG_S5P_DEV_MFC + int i; + char *mfc_mem[] = { + "samsung,mfc-v5", + "samsung,mfc-v6", + "samsung,mfc-v7", + }; + + for (i = 0; i < ARRAY_SIZE(mfc_mem); i++) + if (of_scan_flat_dt(s5p_fdt_alloc_mfc_mem, mfc_mem[i])) + break; +#endif +} + +DT_MACHINE_START(EXYNOS_DT, "SAMSUNG EXYNOS (Flattened Device Tree)") + /* Maintainer: Thomas Abraham */ + /* Maintainer: Kukjin Kim */ + .smp = smp_ops(exynos_smp_ops), + .map_io = exynos_init_io, + .init_early = exynos_firmware_init, + .init_machine = exynos_dt_machine_init, + .init_late = exynos_init_late, + .dt_compat = exynos_dt_compat, + .restart = exynos_restart, + .reserve = exynos_reserve, +MACHINE_END diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c deleted file mode 100644 index d3e54b7644d7cd5e2535480dbc84d7e6b049d675..0000000000000000000000000000000000000000 --- a/arch/arm/mach-exynos/mach-exynos4-dt.c +++ /dev/null @@ -1,59 +0,0 @@ -/* - * Samsung's EXYNOS4 flattened device tree enabled machine - * - * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * Copyright (c) 2010-2011 Linaro Ltd. - * www.linaro.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include -#include - -#include -#include - -#include "common.h" - -static void __init exynos4_dt_machine_init(void) -{ - exynos_cpuidle_init(); - exynos_cpufreq_init(); - - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); -} - -static char const *exynos4_dt_compat[] __initdata = { - "samsung,exynos4210", - "samsung,exynos4212", - "samsung,exynos4412", - NULL -}; - -static void __init exynos4_reserve(void) -{ -#ifdef CONFIG_S5P_DEV_MFC - struct s5p_mfc_dt_meminfo mfc_mem; - - /* Reserve memory for MFC only if it's available */ - mfc_mem.compatible = "samsung,mfc-v5"; - if (of_scan_flat_dt(s5p_fdt_find_mfc_mem, &mfc_mem)) - s5p_mfc_reserve_mem(mfc_mem.roff, mfc_mem.rsize, mfc_mem.loff, - mfc_mem.lsize); -#endif -} -DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)") - /* Maintainer: Thomas Abraham */ - .smp = smp_ops(exynos_smp_ops), - .map_io = exynos_init_io, - .init_early = exynos_firmware_init, - .init_machine = exynos4_dt_machine_init, - .init_late = exynos_init_late, - .dt_compat = exynos4_dt_compat, - .restart = exynos4_restart, - .reserve = exynos4_reserve, -MACHINE_END diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c deleted file mode 100644 index 37ea261f0f6ce850d998dd54548abc4de59476bc..0000000000000000000000000000000000000000 --- a/arch/arm/mach-exynos/mach-exynos5-dt.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * SAMSUNG EXYNOS5250 Flattened Device Tree enabled machine - * - * Copyright (c) 2012 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include -#include -#include - -#include -#include - -#include "common.h" -#include "regs-pmu.h" - -static void __init exynos5_dt_machine_init(void) -{ - struct device_node *i2c_np; - const char *i2c_compat = "samsung,s3c2440-i2c"; - unsigned int tmp; - - /* - * Exynos5's legacy i2c controller and new high speed i2c - * controller have muxed interrupt sources. By default the - * interrupts for 4-channel HS-I2C controller are enabled. - * If node for first four channels of legacy i2c controller - * are available then re-configure the interrupts via the - * system register. - */ - for_each_compatible_node(i2c_np, NULL, i2c_compat) { - if (of_device_is_available(i2c_np)) { - if (of_alias_get_id(i2c_np, "i2c") < 4) { - tmp = readl(EXYNOS5_SYS_I2C_CFG); - writel(tmp & ~(0x1 << of_alias_get_id(i2c_np, "i2c")), - EXYNOS5_SYS_I2C_CFG); - } - } - } - - exynos_cpuidle_init(); - exynos_cpufreq_init(); - - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); -} - -static char const *exynos5_dt_compat[] __initdata = { - "samsung,exynos5250", - "samsung,exynos5420", - "samsung,exynos5440", - NULL -}; - -static void __init exynos5_reserve(void) -{ -#ifdef CONFIG_S5P_DEV_MFC - struct s5p_mfc_dt_meminfo mfc_mem; - - /* Reserve memory for MFC only if it's available */ - mfc_mem.compatible = "samsung,mfc-v6"; - if (of_scan_flat_dt(s5p_fdt_find_mfc_mem, &mfc_mem)) - s5p_mfc_reserve_mem(mfc_mem.roff, mfc_mem.rsize, mfc_mem.loff, - mfc_mem.lsize); -#endif -} - -DT_MACHINE_START(EXYNOS5_DT, "SAMSUNG EXYNOS5 (Flattened Device Tree)") - /* Maintainer: Kukjin Kim */ - .smp = smp_ops(exynos_smp_ops), - .map_io = exynos_init_io, - .init_machine = exynos5_dt_machine_init, - .init_late = exynos_init_late, - .dt_compat = exynos5_dt_compat, - .restart = exynos5_restart, - .reserve = exynos5_reserve, -MACHINE_END diff --git a/arch/arm/mach-exynos/mfc.h b/arch/arm/mach-exynos/mfc.h new file mode 100644 index 0000000000000000000000000000000000000000..dec93cd5b3c6afe0cbeb99b9cb3bf32cbfba312d --- /dev/null +++ b/arch/arm/mach-exynos/mfc.h @@ -0,0 +1,16 @@ +/* + * Copyright (C) 2013 Samsung Electronics Co.Ltd + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#ifndef __MACH_EXYNOS_MFC_H +#define __MACH_EXYNOS_MFC_H __FILE__ + +int __init s5p_fdt_alloc_mfc_mem(unsigned long node, const char *uname, + int depth, void *data); + +#endif /* __MACH_EXYNOS_MFC_H */ diff --git a/arch/arm/mach-exynos/regs-pmu.h b/arch/arm/mach-exynos/regs-pmu.h index 2c15a8fbcb5a9f6f2542c6963714277634e8e29a..4f6a2560d0220e0244eb35d55f1ebc55e66cc734 100644 --- a/arch/arm/mach-exynos/regs-pmu.h +++ b/arch/arm/mach-exynos/regs-pmu.h @@ -26,7 +26,6 @@ #define S5P_USE_STANDBY_WFI0 (1 << 16) #define S5P_USE_STANDBY_WFE0 (1 << 24) -#define S5P_SWRESET S5P_PMUREG(0x0400) #define EXYNOS_SWRESET S5P_PMUREG(0x0400) #define EXYNOS5440_SWRESET S5P_PMUREG(0x00C4) diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h index d762533b856f52082f548415a80d3173754ede40..5992b8dd9b8982ded6c3c8c45b0d5de88792a326 100644 --- a/arch/arm/plat-samsung/include/plat/cpu.h +++ b/arch/arm/plat-samsung/include/plat/cpu.h @@ -166,6 +166,10 @@ IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK) # define soc_is_exynos5440() 0 #endif +#define soc_is_exynos4() (soc_is_exynos4210() || soc_is_exynos4212() || \ + soc_is_exynos4412()) +#define soc_is_exynos5() (soc_is_exynos5250() || soc_is_exynos5420()) + #define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE } #ifndef KHZ diff --git a/arch/arm/plat-samsung/include/plat/mfc.h b/arch/arm/plat-samsung/include/plat/mfc.h index e6d7c42d68b637e58e20b0186b7326df8a2a279d..033654e91e220f431c95cc7aaf06bbbd247e3759 100644 --- a/arch/arm/plat-samsung/include/plat/mfc.h +++ b/arch/arm/plat-samsung/include/plat/mfc.h @@ -32,7 +32,4 @@ struct s5p_mfc_dt_meminfo { void __init s5p_mfc_reserve_mem(phys_addr_t rbase, unsigned int rsize, phys_addr_t lbase, unsigned int lsize); -int __init s5p_fdt_find_mfc_mem(unsigned long node, const char *uname, - int depth, void *data); - #endif /* __PLAT_SAMSUNG_MFC_H */ diff --git a/arch/arm/plat-samsung/s5p-dev-mfc.c b/arch/arm/plat-samsung/s5p-dev-mfc.c index ad51f85fbd018019b89e675927f75459553a6179..98087b655df0afd2a1d7307560bbf15759979092 100644 --- a/arch/arm/plat-samsung/s5p-dev-mfc.c +++ b/arch/arm/plat-samsung/s5p-dev-mfc.c @@ -122,32 +122,35 @@ device_initcall(s5p_mfc_memory_init); #endif #ifdef CONFIG_OF -int __init s5p_fdt_find_mfc_mem(unsigned long node, const char *uname, +int __init s5p_fdt_alloc_mfc_mem(unsigned long node, const char *uname, int depth, void *data) { __be32 *prop; unsigned long len; - struct s5p_mfc_dt_meminfo *mfc_mem = data; + struct s5p_mfc_dt_meminfo mfc_mem; if (!data) return 0; - if (!of_flat_dt_is_compatible(node, mfc_mem->compatible)) + if (!of_flat_dt_is_compatible(node, data)) return 0; prop = of_get_flat_dt_prop(node, "samsung,mfc-l", &len); if (!prop || (len != 2 * sizeof(unsigned long))) return 0; - mfc_mem->loff = be32_to_cpu(prop[0]); - mfc_mem->lsize = be32_to_cpu(prop[1]); + mfc_mem.loff = be32_to_cpu(prop[0]); + mfc_mem.lsize = be32_to_cpu(prop[1]); prop = of_get_flat_dt_prop(node, "samsung,mfc-r", &len); if (!prop || (len != 2 * sizeof(unsigned long))) return 0; - mfc_mem->roff = be32_to_cpu(prop[0]); - mfc_mem->rsize = be32_to_cpu(prop[1]); + mfc_mem.roff = be32_to_cpu(prop[0]); + mfc_mem.rsize = be32_to_cpu(prop[1]); + + s5p_mfc_reserve_mem(mfc_mem.roff, mfc_mem.rsize, + mfc_mem.loff, mfc_mem.lsize); return 1; } diff --git a/drivers/clk/samsung/clk-exynos-audss.c b/drivers/clk/samsung/clk-exynos-audss.c index 884187fbfe00666ce109a5537e6c1b430f6359ae..13eae14c2cc22ead1f1c05f26c80905797240d1e 100644 --- a/drivers/clk/samsung/clk-exynos-audss.c +++ b/drivers/clk/samsung/clk-exynos-audss.c @@ -17,7 +17,7 @@ #include #include -#include +#include enum exynos_audss_clk_type { TYPE_EXYNOS4210, diff --git a/include/dt-bindings/clk/exynos-audss-clk.h b/include/dt-bindings/clock/exynos-audss-clk.h similarity index 100% rename from include/dt-bindings/clk/exynos-audss-clk.h rename to include/dt-bindings/clock/exynos-audss-clk.h