diff options
| author | Sachin Kamat <sachin.kamat@linaro.org> | 2013-12-11 11:13:19 +0530 |
|---|---|---|
| committer | Tushar Behera <tushar.behera@linaro.org> | 2014-02-07 16:28:25 +0530 |
| commit | 309a6eec7e391d21f65181fe276c20ea6b003153 (patch) | |
| tree | 9a6814887b42130f87991fb60209fe036239ba8d /arch/arm/mach-exynos | |
| parent | f06e63f02c3cb97bfc636d675a2596db82758ef1 (diff) | |
ARM: EXYNOS: Add IO mapping for non-secure SYSRAM
On trustzone enabled boards non-secure SYSRAM is used for
secondary CPU boot up.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
Diffstat (limited to 'arch/arm/mach-exynos')
| -rw-r--r-- | arch/arm/mach-exynos/common.c | 12 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/include/mach/map.h | 1 |
2 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c index f18be40e5b2..92034a7c49b 100644 --- a/arch/arm/mach-exynos/common.c +++ b/arch/arm/mach-exynos/common.c @@ -224,6 +224,15 @@ static struct map_desc exynos5250_iodesc[] __initdata = { }, }; +static struct map_desc exynos5420_iodesc[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM_NS, + .pfn = __phys_to_pfn(EXYNOS5420_PA_SYSRAM_NS), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + static struct map_desc exynos5_iodesc[] __initdata = { { .virtual = (unsigned long)S3C_VA_SYS, @@ -379,6 +388,9 @@ static void __init exynos5_map_io(void) if (soc_is_exynos5250()) iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc)); + + if (soc_is_exynos5420()) + iotable_init(exynos5420_iodesc, ARRAY_SIZE(exynos5420_iodesc)); } struct bus_type exynos_subsys = { diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h index 7b046b59d9e..8c5be197bf7 100644 --- a/arch/arm/mach-exynos/include/mach/map.h +++ b/arch/arm/mach-exynos/include/mach/map.h @@ -29,6 +29,7 @@ #define EXYNOS4210_PA_SYSRAM_NS 0x0203F000 #define EXYNOS4x12_PA_SYSRAM_NS 0x0204F000 #define EXYNOS5250_PA_SYSRAM_NS 0x0204F000 +#define EXYNOS5420_PA_SYSRAM_NS 0x02073000 #define EXYNOS_PA_CHIPID 0x10000000 |