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| author | Jaecheol Lee <jc.lee@samsung.com> | 2010-09-15 15:57:37 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2010-10-21 07:52:17 +0900 |
| commit | 1d826d14cc2783d0c09750c2e1eeb2bdd358769b (patch) | |
| tree | 639f9e039291ac3c152eb2158d8f5678f5e25107 | |
| parent | 2a5555822ea83d583b46437cff6829eec0166475 (diff) | |
| download | kernel_samsung_smdk4412-1d826d14cc2783d0c09750c2e1eeb2bdd358769b.zip kernel_samsung_smdk4412-1d826d14cc2783d0c09750c2e1eeb2bdd358769b.tar.gz kernel_samsung_smdk4412-1d826d14cc2783d0c09750c2e1eeb2bdd358769b.tar.bz2 | |
ARM: S5PV210: Add DMC map_desc table for supporting DMC access
This patch adds DMC(DRAM Memory Controller) map_desc table.
Because some driver such as CPUFREQ need to access DMC register.
Signed-off-by: Jaecheol Lee <jc.lee@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| -rw-r--r-- | arch/arm/mach-s5pv210/cpu.c | 10 | ||||
| -rw-r--r-- | arch/arm/mach-s5pv210/include/mach/map.h | 3 | ||||
| -rw-r--r-- | arch/arm/plat-s5p/include/plat/map-s5p.h | 2 |
3 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/cpu.c index 2f16bfc..3347a23 100644 --- a/arch/arm/mach-s5pv210/cpu.c +++ b/arch/arm/mach-s5pv210/cpu.c @@ -85,6 +85,16 @@ static struct map_desc s5pv210_iodesc[] __initdata = { .pfn = __phys_to_pfn(S5PV210_PA_SROMC), .length = SZ_4K, .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_DMC0, + .pfn = __phys_to_pfn(S5PV210_PA_DMC0), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_DMC1, + .pfn = __phys_to_pfn(S5PV210_PA_DMC1), + .length = SZ_4K, + .type = MT_DEVICE, } }; diff --git a/arch/arm/mach-s5pv210/include/mach/map.h b/arch/arm/mach-s5pv210/include/mach/map.h index bd9afd5..3e89c224 100644 --- a/arch/arm/mach-s5pv210/include/mach/map.h +++ b/arch/arm/mach-s5pv210/include/mach/map.h @@ -96,6 +96,9 @@ #define S5PV210_PA_ADC (0xE1700000) +#define S5PV210_PA_DMC0 (0xF0000000) +#define S5PV210_PA_DMC1 (0xF1400000) + /* compatibiltiy defines. */ #define S3C_PA_UART S5PV210_PA_UART #define S3C_PA_HSMMC0 S5PV210_PA_HSMMC(0) diff --git a/arch/arm/plat-s5p/include/plat/map-s5p.h b/arch/arm/plat-s5p/include/plat/map-s5p.h index c4ff88b..2472894 100644 --- a/arch/arm/plat-s5p/include/plat/map-s5p.h +++ b/arch/arm/plat-s5p/include/plat/map-s5p.h @@ -18,6 +18,8 @@ #define S5P_VA_SYSTIMER S3C_ADDR(0x01200000) #define S5P_VA_SROMC S3C_ADDR(0x01100000) #define S5P_VA_SYSRAM S3C_ADDR(0x01180000) +#define S5P_VA_DMC0 S3C_ADDR(0x00A00000) +#define S5P_VA_DMC1 S3C_ADDR(0x00A80000) #define S5P_VA_COMBINER_BASE S3C_ADDR(0x00600000) #define S5P_VA_COMBINER(x) (S5P_VA_COMBINER_BASE + ((x) >> 2) * 0x10) |