[PATCH v9 1/3] ARM: EXYNOS: Add support for EXYNOS5410 SoC

From: Tarek Dakhran
Date: Sun May 18 2014 - 23:39:04 EST


EXYNOS5410 is SoC in Samsung's Exynos5 SoC series.
Add initial support for this SoC.

Signed-off-by: Tarek Dakhran <t.dakhran@xxxxxxxxxxx>
Signed-off-by: Vyacheslav Tyrtov <v.tyrtov@xxxxxxxxxxx>
Reviewed-by: Tomasz Figa <t.figa@xxxxxxxxxxx>
---
arch/arm/mach-exynos/Kconfig | 8 ++++++++
arch/arm/mach-exynos/exynos.c | 1 +
arch/arm/mach-exynos/platsmp.c | 4 ++++
arch/arm/plat-samsung/include/plat/cpu.h | 11 ++++++++++-
4 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index 1602abc..79a3e85 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -84,6 +84,14 @@ config SOC_EXYNOS5250
help
Enable EXYNOS5250 SoC support

+config SOC_EXYNOS5410
+ bool "SAMSUNG EXYNOS5410"
+ default y
+ depends on ARCH_EXYNOS5
+ select PM_GENERIC_DOMAINS if PM_RUNTIME
+ help
+ Enable EXYNOS5410 SoC support
+
config SOC_EXYNOS5420
bool "SAMSUNG EXYNOS5420"
default y
diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index e973ff5..12db6cf 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -312,6 +312,7 @@ static char const *exynos_dt_compat[] __initconst = {
"samsung,exynos4412",
"samsung,exynos5",
"samsung,exynos5250",
+ "samsung,exynos5410",
"samsung,exynos5420",
"samsung,exynos5440",
NULL
diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
index 78002c7..a95213d 100644
--- a/arch/arm/mach-exynos/platsmp.c
+++ b/arch/arm/mach-exynos/platsmp.c
@@ -60,6 +60,8 @@ static inline void __iomem *cpu_boot_reg_base(void)
{
if (soc_is_exynos4210() && samsung_rev() == EXYNOS4210_REV_1_1)
return S5P_INFORM5;
+ if (soc_is_exynos5410())
+ return sysram_ns_base_addr;
return sysram_base_addr;
}

@@ -72,6 +74,8 @@ static inline void __iomem *cpu_boot_reg(int cpu)
return ERR_PTR(-ENODEV);
if (soc_is_exynos4412())
boot_reg += 4*cpu;
+ else if (soc_is_exynos5410())
+ boot_reg += (0x1c);
else if (soc_is_exynos5420())
boot_reg += 4;
return boot_reg;
diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h
index 5992b8d..21db380 100644
--- a/arch/arm/plat-samsung/include/plat/cpu.h
+++ b/arch/arm/plat-samsung/include/plat/cpu.h
@@ -49,6 +49,7 @@ extern unsigned long samsung_cpu_id;
#define EXYNOS4_CPU_MASK 0xFFFE0000

#define EXYNOS5250_SOC_ID 0x43520000
+#define EXYNOS5410_SOC_ID 0xE5410000
#define EXYNOS5420_SOC_ID 0xE5420000
#define EXYNOS5440_SOC_ID 0xE5440000
#define EXYNOS5_SOC_MASK 0xFFFFF000
@@ -72,6 +73,7 @@ IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS4_CPU_MASK)
IS_SAMSUNG_CPU(exynos4212, EXYNOS4212_CPU_ID, EXYNOS4_CPU_MASK)
IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK)
IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK)
+IS_SAMSUNG_CPU(exynos5410, EXYNOS5410_SOC_ID, EXYNOS5_SOC_MASK)
IS_SAMSUNG_CPU(exynos5420, EXYNOS5420_SOC_ID, EXYNOS5_SOC_MASK)
IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK)

@@ -154,6 +156,12 @@ IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK)
# define soc_is_exynos5250() 0
#endif

+#if defined(CONFIG_SOC_EXYNOS5410)
+# define soc_is_exynos5410() is_samsung_exynos5410()
+#else
+# define soc_is_exynos5410() 0
+#endif
+
#if defined(CONFIG_SOC_EXYNOS5420)
# define soc_is_exynos5420() is_samsung_exynos5420()
#else
@@ -168,7 +176,8 @@ IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK)

#define soc_is_exynos4() (soc_is_exynos4210() || soc_is_exynos4212() || \
soc_is_exynos4412())
-#define soc_is_exynos5() (soc_is_exynos5250() || soc_is_exynos5420())
+#define soc_is_exynos5() (soc_is_exynos5250() || soc_is_exynos5410() || \
+ soc_is_exynos5420())

#define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE }

--
1.7.9.5

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