From: Chris Packham Date: Thu, 25 May 2023 00:31:52 +0000 (+1200) Subject: mtd: rawnand: marvell: ensure timing values are written X-Git-Tag: v6.1.33~175 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=2187cb72b98bfa8fa21a0e4bfcc7084fc916b414;p=users%2Fdwmw2%2Flinux.git mtd: rawnand: marvell: ensure timing values are written [ Upstream commit 8a6f4d346f3bad9c68b4a87701eb3f7978542d57 ] When new timing values are calculated in marvell_nfc_setup_interface() ensure that they will be applied in marvell_nfc_select_target() by clearing the selected_chip pointer. Fixes: b25251414f6e ("mtd: rawnand: marvell: Stop implementing ->select_chip()") Suggested-by: Miquel Raynal Signed-off-by: Chris Packham Signed-off-by: Miquel Raynal Link: https://lore.kernel.org/linux-mtd/20230525003154.2303012-1-chris.packham@alliedtelesis.co.nz Signed-off-by: Sasha Levin --- diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c index b9d1e96e33345..72069a8643563 100644 --- a/drivers/mtd/nand/raw/marvell_nand.c +++ b/drivers/mtd/nand/raw/marvell_nand.c @@ -2449,6 +2449,12 @@ static int marvell_nfc_setup_interface(struct nand_chip *chip, int chipnr, NDTR1_WAIT_MODE; } + /* + * Reset nfc->selected_chip so the next command will cause the timing + * registers to be updated in marvell_nfc_select_target(). + */ + nfc->selected_chip = NULL; + return 0; }