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ARM: EXYNOS4: Add support new EXYNOS4412 SoC

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This patch adds Samsung EXYNOS4412 SoC support.
The EXYNOS4412 integrates a ARM Cortex A9 quad-core.

Signed-off-by: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Changhwan Youn 2011-10-04 17:08:56 +09:00 committed by Kukjin Kim
parent 3a06228112
commit e6a275a8f9
4 changed files with 24 additions and 2 deletions
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5
arch/arm/mach-exynos4/Kconfig
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@ -20,6 +20,11 @@ config SOC_EXYNOS4212
help
Enable EXYNOS4212 SoC support
config SOC_EXYNOS4412
bool
help
Enable EXYNOS4412 SoC support
config EXYNOS4_MCT
bool
default y

4
arch/arm/mach-exynos4/cpu.c
View File

@ -191,7 +191,7 @@ void __init exynos4_init_clocks(int xtal)
if (soc_is_exynos4210())
exynos4210_register_clocks();
else if (soc_is_exynos4212())
else if (soc_is_exynos4212() || soc_is_exynos4412())
exynos4212_register_clocks();
exynos4_register_clocks();
@ -255,7 +255,7 @@ static int __init exynos4_l2x0_cache_init(void)
if (soc_is_exynos4210())
__raw_writel(0x110, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL);
else if (soc_is_exynos4212())
else if (soc_is_exynos4212() || soc_is_exynos4412())
__raw_writel(0x120, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL);
/* L2X0 Prefetch Control */

9
arch/arm/plat-s5p/cpu.c
View File

@ -34,6 +34,7 @@ static const char name_s5pc100[] = "S5PC100";
static const char name_s5pv210[] = "S5PV210/S5PC110";
static const char name_exynos4210[] = "EXYNOS4210";
static const char name_exynos4212[] = "EXYNOS4212";
static const char name_exynos4412[] = "EXYNOS4412";
static struct cpu_table cpu_ids[] __initdata = {
{
@ -84,6 +85,14 @@ static struct cpu_table cpu_ids[] __initdata = {
.init_uarts = exynos4_init_uarts,
.init = exynos4_init,
.name = name_exynos4212,
}, {
.idcode = EXYNOS4412_CPU_ID,
.idmask = EXYNOS4_CPU_MASK,
.map_io = exynos4_map_io,
.init_clocks = exynos4_init_clocks,
.init_uarts = exynos4_init_uarts,
.init = exynos4_init,
.name = name_exynos4412,
},
};

8
arch/arm/plat-samsung/include/plat/cpu.h
View File

@ -40,6 +40,7 @@ extern unsigned long samsung_cpu_id;
#define EXYNOS4210_CPU_ID 0x43210000
#define EXYNOS4212_CPU_ID 0x43220000
#define EXYNOS4412_CPU_ID 0xE4412200
#define EXYNOS4_CPU_MASK 0xFFFE0000
#define IS_SAMSUNG_CPU(name, id, mask) \
@ -56,6 +57,7 @@ IS_SAMSUNG_CPU(s5pc100, S5PC100_CPU_ID, S5PC100_CPU_MASK)
IS_SAMSUNG_CPU(s5pv210, S5PV210_CPU_ID, S5PV210_CPU_MASK)
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)
#if defined(CONFIG_CPU_S3C2410) || defined(CONFIG_CPU_S3C2412) || \
defined(CONFIG_CPU_S3C2416) || defined(CONFIG_CPU_S3C2440) || \
@ -108,6 +110,12 @@ IS_SAMSUNG_CPU(exynos4212, EXYNOS4212_CPU_ID, EXYNOS4_CPU_MASK)
# define soc_is_exynos4212() 0
#endif
#if defined(CONFIG_SOC_EXYNOS4412)
# define soc_is_exynos4412() is_samsung_exynos4412()
#else
# define soc_is_exynos4412() 0
#endif
#define EXYNOS4210_REV_0 (0x0)
#define EXYNOS4210_REV_1_0 (0x10)
#define EXYNOS4210_REV_1_1 (0x11)