CONFIG_CMD_FAT=y
CONFIG_MTDIDS_DEFAULT="nand0=ff800000.flash"
CONFIG_MTDPARTS_DEFAULT="mtdparts=ff800000.flash:2m(uboot-env),1m(dtb),5m(kernel),56m(fs),-(usr)"
+CONFIG_ENV_OVERWRITE=y
CONFIG_DM=y
CONFIG_FSL_ESDHC=y
CONFIG_MTD=y
CONFIG_FSL_ESPI=y
CONFIG_USB=y
CONFIG_USB_STORAGE=y
+CONFIG_ADDR_MAP=y
CONFIG_RSA=y
CONFIG_SPL_RSA=y
CONFIG_RSA_SOFTWARE_EXP=y