CONFIG_ENV_IS_IN_NAND=y
CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_NAND=y
+CONFIG_SYS_NAND_BUSWIDTH_16BIT=y
CONFIG_SYS_NAND_U_BOOT_LOCATIONS=y
CONFIG_SYS_NAND_U_BOOT_OFFS=0x28000
+CONFIG_SPL_NAND_SIMPLE=y
CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_STMICRO=y
CONFIG_SPI_FLASH_WINBOND=y