From 11e6831fd81468cf48155b9b3c11295c391da723 Mon Sep 17 00:00:00 2001 From: Maciej Andrzejewski Date: Mon, 2 Dec 2024 19:58:36 +0100 Subject: [PATCH] mtd: rawnand: arasan: Fix missing de-registration of NAND The NAND chip-selects are registered for the Arasan driver during initialization but are not de-registered when the driver is unloaded. As a result, if the driver is loaded again, the chip-selects remain registered and busy, making them unavailable for use. Fixes: 197b88fecc50 ("mtd: rawnand: arasan: Add new Arasan NAND controller") Cc: stable@vger.kernel.org Signed-off-by: Maciej Andrzejewski ICEYE Signed-off-by: Miquel Raynal --- drivers/mtd/nand/raw/arasan-nand-controller.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/mtd/nand/raw/arasan-nand-controller.c b/drivers/mtd/nand/raw/arasan-nand-controller.c index 26b506107a1a3..865754737f5fc 100644 --- a/drivers/mtd/nand/raw/arasan-nand-controller.c +++ b/drivers/mtd/nand/raw/arasan-nand-controller.c @@ -1478,8 +1478,15 @@ static int anfc_probe(struct platform_device *pdev) static void anfc_remove(struct platform_device *pdev) { + int i; struct arasan_nfc *nfc = platform_get_drvdata(pdev); + for (i = 0; i < nfc->ncs; i++) { + if (nfc->cs_array[i]) { + gpiod_put(nfc->cs_array[i]); + } + } + anfc_chips_cleanup(nfc); } -- 2.39.5