CONFIG_FILE_SYSTEM=y
CONFIG_LOG=y
CONFIG_FAT_FILESYSTEM_ELM=y
CONFIG_FS_FATFS_LFN=y
CONFIG_DISK_DRIVER_FLASH=y
CONFIG_DISK_FLASH_DEV_NAME="flash_ctrl"
CONFIG_DISK_FLASH_START=0
CONFIG_DISK_FLASH_MAX_RW_SIZE=256
CONFIG_DISK_ERASE_BLOCK_SIZE=0x1000
CONFIG_DISK_FLASH_ERASE_ALIGNMENT=0x1000
CONFIG_DISK_VOLUME_SIZE=0x200000
CONFIG_ZTEST=y