Address read only block filesystems like SquashFS, and use MTD_UBI_BLOCK
to benefit of UBI's bit-flip handling and wear-levelling.
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20220420134740.193563-3-tudor.ambarus@microchip.com