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authorJaecheol Lee <jc.lee@samsung.com>2010-09-15 15:57:37 +0900
committerKukjin Kim <kgene.kim@samsung.com>2010-10-21 07:52:17 +0900
commit1d826d14cc2783d0c09750c2e1eeb2bdd358769b (patch)
tree639f9e039291ac3c152eb2158d8f5678f5e25107 /arch/arm
parent2a5555822ea83d583b46437cff6829eec0166475 (diff)
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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>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-s5pv210/cpu.c10
-rw-r--r--arch/arm/mach-s5pv210/include/mach/map.h3
-rw-r--r--arch/arm/plat-s5p/include/plat/map-s5p.h2
3 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/cpu.c
index 2f16bfc0a116..3347a23074b4 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 bd9afd52466a..3e89c22412a3 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 c4ff88bf6477..24728947682d 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)