configs: j721e_evm: Add Support for eMMC boot

Enable configs to support eMMC boot.
Signed-off-by: NFaiz Abbas <faiz_abbas@ti.com>
Signed-off-by: NLokesh Vutla <lokeshvutla@ti.com>

configs/j721e_evm_a72_defconfig

@@ -29,6 +29,8 @@ CONFIG_SPL_BOARD_INIT=y
 CONFIG_SPL_SYS_MALLOC_SIMPLE=y
 CONFIG_SPL_STACK_R=y
 CONFIG_SPL_SEPARATE_BSS=y
+CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR=y
+CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x1400
 CONFIG_SPL_ENV_SUPPORT=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_DM_MAILBOX=y
@@ -99,6 +101,7 @@ CONFIG_SYS_I2C_OMAP24XX=y
 CONFIG_DM_MAILBOX=y
 CONFIG_K3_SEC_PROXY=y
 CONFIG_DM_MMC=y
+CONFIG_SUPPORT_EMMC_BOOT=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_ADMA=y
 CONFIG_SPL_MMC_SDHCI_ADMA=y

configs/j721e_evm_r5_defconfig

@@ -27,6 +27,8 @@ CONFIG_USE_BOOTCOMMAND=y
 CONFIG_SPL_STACK_R=y
 CONFIG_SPL_SEPARATE_BSS=y
 CONFIG_SPL_EARLY_BSS=y
+CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR=y
+CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x400
 CONFIG_SPL_ENV_SUPPORT=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_DM_MAILBOX=y
@@ -77,6 +79,7 @@ CONFIG_MISC=y
 CONFIG_FS_LOADER=y
 CONFIG_K3_AVS0=y
 CONFIG_DM_MMC=y
+CONFIG_SUPPORT_EMMC_BOOT=y
 CONFIG_MMC_SDHCI=y
 CONFIG_SPL_MMC_SDHCI_ADMA=y
 CONFIG_MMC_SDHCI_AM654=y