Each controller driver having access to NAND R/B pin over GPIO would
have to reimplement the polling loop otherwise.
Suggested-by: NBoris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: NJanusz Krzysztofik <jmkrzyszt@gmail.com>
Reviewed-by: NBoris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: NMiquel Raynal <miquel.raynal@bootlin.com>