configs: am43xx_evm_usbhost_boot: Add device for environment

Add mmc device partition 0 as the seat of the environment.

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>

configs/am43xx_evm_usbhost_boot_defconfig

@@ -42,6 +42,8 @@ CONFIG_OF_CONTROL=y
 CONFIG_DEFAULT_DEVICE_TREE="am437x-gp-evm"
 CONFIG_OF_LIST="am437x-gp-evm am437x-sk-evm am43x-epos-evm am437x-idk-evm"
 CONFIG_ENV_IS_IN_FAT=y
+CONFIG_ENV_FAT_INTERFACE="mmc"
+CONFIG_ENV_FAT_DEVICE_AND_PART="0:1"
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_DM=y