Commit 4dd7ef97 authored by Miquel Raynal's avatar Miquel Raynal
Browse files

mtd: rawnand: arasan: Check the proposed data interface is supported 



Check the data interface is supported in ->setup_interface() before
acknowledging the timings.

Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20210505213750.257417-3-miquel.raynal@bootlin.com
parent 961965c4

drivers/mtd/nand/raw/arasan-nand-controller.c

+5 −0
Original line number Diff line number Diff line
@@ -861,6 +861,11 @@ static int anfc_setup_interface(struct nand_chip *chip, int target, 
	struct anand *anand = to_anand(chip);

	struct arasan_nfc *nfc = to_anfc(chip->controller);

	struct device_node *np = nfc->dev->of_node;

	const struct nand_sdr_timings *sdr;



	sdr = nand_get_sdr_timings(conf);

	if (IS_ERR(sdr))

		return PTR_ERR(sdr);



	if (target < 0)

		return 0;