diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/cpu/armv7/mx6/soc.c | 36 |
1 files changed, 33 insertions, 3 deletions
diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c index 8aeeaecfd2..db6eabf548 100644 --- a/arch/arm/cpu/armv7/mx6/soc.c +++ b/arch/arm/cpu/armv7/mx6/soc.c @@ -21,6 +21,7 @@ #include <asm/arch/crm_regs.h> #include <dm.h> #include <imx_thermal.h> +#include <mmc.h> enum ldo_reg { LDO_ARM, @@ -355,7 +356,7 @@ __weak int board_mmc_get_env_dev(int devno) return CONFIG_SYS_MMC_ENV_DEV; } -int mmc_get_env_dev(void) +static int mmc_get_boot_dev(void) { struct src *src_regs = (struct src *)SRC_BASE_ADDR; u32 soc_sbmr = readl(&src_regs->sbmr1); @@ -370,15 +371,44 @@ int mmc_get_env_dev(void) */ bootsel = (soc_sbmr & 0x000000FF) >> 6; - /* If not boot from sd/mmc, use default value */ + /* No boot from sd/mmc */ if (bootsel != 1) - return CONFIG_SYS_MMC_ENV_DEV; + return -1; /* BOOT_CFG2[3] and BOOT_CFG2[4] */ devno = (soc_sbmr & 0x00001800) >> 11; + return devno; +} + +int mmc_get_env_dev(void) +{ + int devno = mmc_get_boot_dev(); + + /* If not boot from sd/mmc, use default value */ + if (devno < 0) + return CONFIG_SYS_MMC_ENV_DEV; + return board_mmc_get_env_dev(devno); } + +#ifdef CONFIG_SYS_MMC_ENV_PART +__weak int board_mmc_get_env_part(int devno) +{ + return CONFIG_SYS_MMC_ENV_PART; +} + +uint mmc_get_env_part(struct mmc *mmc) +{ + int devno = mmc_get_boot_dev(); + + /* If not boot from sd/mmc, use default value */ + if (devno < 0) + return CONFIG_SYS_MMC_ENV_PART; + + return board_mmc_get_env_part(devno); +} +#endif #endif int board_postclk_init(void) |