diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-rockchip/rk3328/rk3328.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/arm/mach-rockchip/rk3328/rk3328.c b/arch/arm/mach-rockchip/rk3328/rk3328.c index de17b886827..ca623c0d3d0 100644 --- a/arch/arm/mach-rockchip/rk3328/rk3328.c +++ b/arch/arm/mach-rockchip/rk3328/rk3328.c @@ -19,6 +19,23 @@ DECLARE_GLOBAL_DATA_PTR; #define GRF_BASE 0xFF100000 #define UART2_BASE 0xFF130000 #define FW_DDR_CON_REG 0xFF7C0040 +#define EFUSE_NS_BASE 0xFF260000 + +#define EFUSE_MOD 0x0000 +#define EFUSE_INT_CON 0x0014 +#define EFUSE_T_CSB_P 0x0028 +#define EFUSE_T_PGENB_P 0x002C +#define EFUSE_T_LOAD_P 0x0030 +#define EFUSE_T_ADDR_P 0x0034 +#define EFUSE_T_STROBE_P 0x0038 +#define EFUSE_T_CSB_R 0x003C +#define EFUSE_T_PGENB_R 0x0040 +#define EFUSE_T_LOAD_R 0x0044 +#define EFUSE_T_ADDR_R 0x0048 +#define EFUSE_T_STROBE_R 0x004C + +#define EFUSE_USER_MODE 0x1 +#define EFUSE_TIMING(s, l) (((s) << 16) | (l)) const char * const boot_devices[BROM_LAST_BOOTSOURCE + 1] = { [BROM_BOOTSOURCE_EMMC] = "/mmc@ff520000", @@ -50,10 +67,31 @@ struct mm_region *mem_map = rk3328_mem_map; int arch_cpu_init(void) { #ifdef CONFIG_SPL_BUILD + u32 reg; + /* 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); + + /* Use efuse auto mode */ + reg = readl(EFUSE_NS_BASE + EFUSE_MOD); + writel(reg & ~EFUSE_USER_MODE, EFUSE_NS_BASE + EFUSE_MOD); + + /* Enable efuse finish and auto access err interrupt */ + writel(0x07, EFUSE_NS_BASE + EFUSE_INT_CON); + + /* Set efuse timing control */ + writel(EFUSE_TIMING(1, 241), EFUSE_NS_BASE + EFUSE_T_CSB_P); + writel(EFUSE_TIMING(1, 241), EFUSE_NS_BASE + EFUSE_T_PGENB_P); + writel(EFUSE_TIMING(1, 241), EFUSE_NS_BASE + EFUSE_T_LOAD_P); + writel(EFUSE_TIMING(1, 241), EFUSE_NS_BASE + EFUSE_T_ADDR_P); + writel(EFUSE_TIMING(2, 240), EFUSE_NS_BASE + EFUSE_T_STROBE_P); + writel(EFUSE_TIMING(1, 4), EFUSE_NS_BASE + EFUSE_T_CSB_R); + writel(EFUSE_TIMING(1, 4), EFUSE_NS_BASE + EFUSE_T_PGENB_R); + writel(EFUSE_TIMING(1, 4), EFUSE_NS_BASE + EFUSE_T_LOAD_R); + writel(EFUSE_TIMING(1, 4), EFUSE_NS_BASE + EFUSE_T_ADDR_R); + writel(EFUSE_TIMING(2, 3), EFUSE_NS_BASE + EFUSE_T_STROBE_R); #endif return 0; } |