Add environment partition runtime detection callback.
Signed-off-by: Dmitry Lifshitz lifshitz@compulab.co.il Acked-by: Igor Grinberg grinberg@compulab.co.il --- board/compulab/cm_t54/cm_t54.c | 22 ++++++++++++++++++++++ include/configs/cm_t54.h | 1 + 2 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/board/compulab/cm_t54/cm_t54.c b/board/compulab/cm_t54/cm_t54.c index 574ced2..11e77f9 100644 --- a/board/compulab/cm_t54/cm_t54.c +++ b/board/compulab/cm_t54/cm_t54.c @@ -13,6 +13,7 @@ #include <usb.h> #include <mmc.h> #include <palmas.h> +#include <spl.h>
#include <asm/gpio.h> #include <asm/arch/sys_proto.h> @@ -74,6 +75,27 @@ static int cm_t54_palmas_regulator_set(u8 vreg, u8 vval, u8 creg, u8 cval) return 0; }
+/* + * Routine: mmc_get_env_part + * Description: setup environment storage device partition. + */ +#ifdef CONFIG_SYS_MMC_ENV_PART +uint mmc_get_env_part(struct mmc *mmc) +{ + u32 bootmode = gd->arch.omap_boot_params.omap_bootmode; + uint bootpart = CONFIG_SYS_MMC_ENV_PART; + + /* + * If booted from eMMC boot partition then force eMMC + * FIRST boot partition to be env storage + */ + if (bootmode == BOOT_DEVICE_MMC2_2) + bootpart = 1; + + return bootpart; +} +#endif + #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) #define SB_T54_CD_GPIO 228 #define SB_T54_WP_GPIO 229 diff --git a/include/configs/cm_t54.h b/include/configs/cm_t54.h index 8d474f0..680aac3 100644 --- a/include/configs/cm_t54.h +++ b/include/configs/cm_t54.h @@ -49,6 +49,7 @@
#define CONFIG_ENV_IS_IN_MMC #define CONFIG_SYS_MMC_ENV_DEV 1 /* SLOT2: eMMC(1) */ +#define CONFIG_SYS_MMC_ENV_PART 0 #define CONFIG_ENV_OFFSET 0xc0000 /* (in bytes) 768 KB */ #define CONFIG_ENV_SIZE (16 << 10) /* 16 KB */ #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)