CONFIG_FLASH=y CONFIG_LOG=y CONFIG_HEAP_MEM_POOL_SIZE=16384 CONFIG_SHELL=y CONFIG_SHELL_LOG_LEVEL_INF=y CONFIG_FILE_SYSTEM=y CONFIG_FILE_SYSTEM_SHELL=y CONFIG_SHELL_BACKEND_SERIAL_RX_RING_BUFFER_SIZE=128 CONFIG_FILE_SYSTEM_LITTLEFS=y CONFIG_FLASH_MAP=y CONFIG_FLASH_PAGE_LAYOUT=y