ARM: EXYNOS: Add DMC1, allow PPMU access for DMC

- Add DMC1
- Enlarge address space for DMC from 4k to 64k so that PPMU registers
  may be accessed.

Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index cb5ad8c1fea8483eb31457c72fca320dd0772c2c..02696ac143bd0ccfe5350b3ebffe7294291e2396 100644 (file)
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -177,7 +177,12 @@ static struct map_desc exynos4_iodesc[] __initdata = {
        }, {
                .virtual        = (unsigned long)S5P_VA_DMC0,
                .pfn            = __phys_to_pfn(EXYNOS4_PA_DMC0),
-               .length         = SZ_4K,
+               .length         = SZ_64K,
+               .type           = MT_DEVICE,
+       }, {
+               .virtual        = (unsigned long)S5P_VA_DMC1,
+               .pfn            = __phys_to_pfn(EXYNOS4_PA_DMC1),
+               .length         = SZ_64K,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S3C_VA_USB_HSPHY,

diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h
index 7df9e74568143690b9bc46968e0ea8b4b3a60b43..535f55f76920ddafc40b35355a0c7e95ca03d4f7 100644 (file)
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h
@@ -59,6 +59,7 @@
 #define EXYNOS4_PA_KEYPAD              0x100A0000
 
 #define EXYNOS4_PA_DMC0                        0x10400000
+#define EXYNOS4_PA_DMC1                        0x10410000
 
 #define EXYNOS4_PA_COMBINER            0x10440000