CONFIG_MTDPARTS_DEFAULT="mtdparts=e2800000.flash:512k(uboot),128k(env),6m@1m(kernel),-(fs)"
# CONFIG_ENV_IS_IN_FLASH is not set
CONFIG_ENV_IS_IN_NAND=y
+CONFIG_SYS_REDUNDAND_ENVIRONMENT=y
# CONFIG_MMC is not set
CONFIG_MTD_NOR_FLASH=y
CONFIG_FLASH_CFI_DRIVER=y