UPSTREAM: mtd: nand: Add core infrastructure to deal with NAND devices

Add an intermediate layer to abstract NAND device interface so that
some logic can be shared between SPI NANDs, parallel/raw NA

UPSTREAM: mtd: nand: Add core infrastructure to deal with NAND devices

Add an intermediate layer to abstract NAND device interface so that
some logic can be shared between SPI NANDs, parallel/raw NANDs,
OneNANDs, ...

Change-Id: I0c2b2e3ddae912756a35aac2741dd1ce8a243b35
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Acked-by: Jagan Teki <jagan@openedev.com>
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
(cherry picked from commit b95db8d33a1e920801816e47ffc5c6f18acce024)

show more ...