diff options
author | Tomasz Figa <t.figa@samsung.com> | 2012-12-11 13:58:43 +0900 |
---|---|---|
committer | Tushar Behera <tushar.behera@linaro.org> | 2013-03-14 10:45:55 +0530 |
commit | a3154557fe64078d9439129de8efc0ce6039548c (patch) | |
tree | 03969119e0b00652d819f60c324ef22b6c13aa98 /arch | |
parent | 1ae87fe31851edeadfb2b5d562c7d9497f492664 (diff) |
ARM: EXYNOS: Add IO mapping for non-secure SYSRAM.
On TrustZone-enabled boards the non-secure SYSRAM is used for secondary
CPU bring-up, so add a mapping for it.
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-exynos/common.c | 35 | ||||
-rw-r--r-- | arch/arm/mach-exynos/include/mach/map.h | 3 | ||||
-rw-r--r-- | arch/arm/plat-samsung/include/plat/map-s5p.h | 1 |
3 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c index 673f8c615d53..4369601be6e0 100644 --- a/arch/arm/mach-exynos/common.c +++ b/arch/arm/mach-exynos/common.c @@ -234,6 +234,33 @@ static struct map_desc exynos4_iodesc1[] __initdata = { }, }; +static struct map_desc exynos4210_iodesc[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM_NS, + .pfn = __phys_to_pfn(EXYNOS4210_PA_SYSRAM_NS), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +static struct map_desc exynos4x12_iodesc[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM_NS, + .pfn = __phys_to_pfn(EXYNOS4x12_PA_SYSRAM_NS), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +static struct map_desc exynos5250_iodesc[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM_NS, + .pfn = __phys_to_pfn(EXYNOS5250_PA_SYSRAM_NS), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + static struct map_desc exynos5_iodesc[] __initdata = { { .virtual = (unsigned long)S3C_VA_SYS, @@ -365,6 +392,11 @@ static void __init exynos4_map_io(void) else iotable_init(exynos4_iodesc1, ARRAY_SIZE(exynos4_iodesc1)); + if (soc_is_exynos4210()) + iotable_init(exynos4210_iodesc, ARRAY_SIZE(exynos4210_iodesc)); + if (soc_is_exynos4212() || soc_is_exynos4412()) + iotable_init(exynos4x12_iodesc, ARRAY_SIZE(exynos4x12_iodesc)); + /* initialize device information early */ exynos4_default_sdhci0(); exynos4_default_sdhci1(); @@ -397,6 +429,9 @@ static void __init exynos4_map_io(void) static void __init exynos5_map_io(void) { iotable_init(exynos5_iodesc, ARRAY_SIZE(exynos5_iodesc)); + + if (soc_is_exynos5250()) + iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc)); } static void __init exynos4_init_clocks(int xtal) diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h index 1df6abbf53b8..b8ea67e55fbe 100644 --- a/arch/arm/mach-exynos/include/mach/map.h +++ b/arch/arm/mach-exynos/include/mach/map.h @@ -26,6 +26,9 @@ #define EXYNOS4_PA_SYSRAM0 0x02025000 #define EXYNOS4_PA_SYSRAM1 0x02020000 #define EXYNOS5_PA_SYSRAM 0x02020000 +#define EXYNOS4210_PA_SYSRAM_NS 0x0203F000 +#define EXYNOS4x12_PA_SYSRAM_NS 0x0204F000 +#define EXYNOS5250_PA_SYSRAM_NS 0x0204F000 #define EXYNOS4_PA_FIMC0 0x11800000 #define EXYNOS4_PA_FIMC1 0x11810000 diff --git a/arch/arm/plat-samsung/include/plat/map-s5p.h b/arch/arm/plat-samsung/include/plat/map-s5p.h index c2d7bdae5891..c18678610bc0 100644 --- a/arch/arm/plat-samsung/include/plat/map-s5p.h +++ b/arch/arm/plat-samsung/include/plat/map-s5p.h @@ -22,6 +22,7 @@ #define S5P_VA_GPIO3 S3C_ADDR(0x02280000) #define S5P_VA_SYSRAM S3C_ADDR(0x02400000) +#define S5P_VA_SYSRAM_NS S3C_ADDR(0x02410000) #define S5P_VA_DMC0 S3C_ADDR(0x02440000) #define S5P_VA_DMC1 S3C_ADDR(0x02480000) #define S5P_VA_SROMC S3C_ADDR(0x024C0000) |