[PATCH 4/5] ARM: S5PV210: add DMCx access virtual address

MyungJoo Ham myungjoo.ham at samsung.com
Thu Jul 15 05:06:07 EDT 2010


This patch prepares CPUFREQ support for S5PV210 by adding definitions
for S5P_VA_DMCx accessed by CPUFREQ, which were not defined previously.

Signed-off-by: MyungJoo Ham <myungjoo.ham at samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
---
 arch/arm/mach-s5pv210/cpu.c              |   12 +++++++++++-
 arch/arm/mach-s5pv210/include/mach/map.h |    8 ++++++++
 2 files changed, 19 insertions(+), 1 deletions(-)

diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/cpu.c
index 94c632b..84a6708 100644
--- a/arch/arm/mach-s5pv210/cpu.c
+++ b/arch/arm/mach-s5pv210/cpu.c
@@ -59,7 +59,17 @@ 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(S5P_PA_DMC0),
+		.length     = SZ_4K,
+		.type       = MT_DEVICE,
+	}, {
+		.virtual    = (unsigned long)S5P_VA_DMC1,
+		.pfn        = __phys_to_pfn(S5P_PA_DMC1),
+		.length     = SZ_4K,
+		.type       = MT_DEVICE,
+	},
 };
 
 static void s5pv210_idle(void)
diff --git a/arch/arm/mach-s5pv210/include/mach/map.h b/arch/arm/mach-s5pv210/include/mach/map.h
index 17687f0..4945674 100644
--- a/arch/arm/mach-s5pv210/include/mach/map.h
+++ b/arch/arm/mach-s5pv210/include/mach/map.h
@@ -108,4 +108,12 @@
 #define SAMSUNG_PA_ADC		S5PV210_PA_ADC
 #define SAMSUNG_PA_KEYPAD	S5PV210_PA_KEYPAD
 
+/* DMC */
+#define S5P_PA_DMC0     (0xF0000000)
+#define S5P_VA_DMC0     S3C_ADDR(0x00a00000)
+
+#define S5P_PA_DMC1     (0xF1400000)
+#define S5P_VA_DMC1     S3C_ADDR(0x00b00000)
+
+
 #endif /* __ASM_ARCH_MAP_H */
-- 
1.6.3.3




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