diff options
| author | Kever Yang <kever.yang@rock-chips.com> | 2019-07-29 12:18:18 +0300 |
|---|---|---|
| committer | Kever Yang <kever.yang@rock-chips.com> | 2019-08-05 21:05:02 +0800 |
| commit | a9775a82a52162b346ab3c851d91b3cd7e856518 (patch) | |
| tree | 4564e21fa3414e5bf9d2483332271800b00dddea /arch/arm/mach-rockchip | |
| parent | 2b157019bb4c11303497f58b659f08f5ef9d064a (diff) | |
rockchip: rk3328: set DDR as non-secure in SPL
Set DDR as non-secure so that MMC DMA can access.
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
[cherry picked from https://github.com/rockchip-linux/u-boot/commit/bfe741ab9eb4f97371a4e6c24185419d57a3a75f and https://github.com/rockchip-linux/u-boot/commit/73d952acc8cc1ddad6652ba71895d9fe928c1e4b with minor modifications]
Signed-off-by: Matwey V. Kornilov <matwey.kornilov@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Diffstat (limited to 'arch/arm/mach-rockchip')
| -rw-r--r-- | arch/arm/mach-rockchip/rk3328/rk3328.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-rockchip/rk3328/rk3328.c b/arch/arm/mach-rockchip/rk3328/rk3328.c index 592f287613..c2448d7273 100644 --- a/arch/arm/mach-rockchip/rk3328/rk3328.c +++ b/arch/arm/mach-rockchip/rk3328/rk3328.c @@ -16,6 +16,7 @@ DECLARE_GLOBAL_DATA_PTR; #define CRU_BASE 0xFF440000 #define GRF_BASE 0xFF100000 #define UART2_BASE 0xFF130000 +#define FW_DDR_CON_REG 0xFF7C0040 const char * const boot_devices[BROM_LAST_BOOTSOURCE + 1] = { [BROM_BOOTSOURCE_EMMC] = "rksdmmc@ff520000", @@ -46,8 +47,12 @@ struct mm_region *mem_map = rk3328_mem_map; int arch_cpu_init(void) { +#ifdef CONFIG_SPL_BUILD /* We do some SoC one time setting here. */ + /* Disable the ddr secure region setting to make it non-secure */ + rk_setreg(FW_DDR_CON_REG, 0x200); +#endif return 0; } |