diff options
| author | Eric Bénard <eric@eukrea.com> | 2013-12-07 10:36:54 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2013-12-12 09:45:26 +0100 |
| commit | 50b02080c91a26fffe2997e20fb63728fb4c7f7f (patch) | |
| tree | 4d7038870c43a32f734ab2daabe0aa512d8520e9 /drivers/mtd/nand/atmel_nand.c | |
| parent | a4dfb8d910a4917868262ca772b11a58f31d91ef (diff) | |
| download | barebox-50b02080c91a26fffe2997e20fb63728fb4c7f7f.tar.gz barebox-50b02080c91a26fffe2997e20fb63728fb4c7f7f.tar.xz | |
atmel_nand: check gpio validity before using it
else we get : "invalid GPIO -22"
(as enable_pin is EINVAL)
tested on SAMA5D35
Signed-off-by: Eric Bénard <eric@eukrea.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/mtd/nand/atmel_nand.c')
| -rw-r--r-- | drivers/mtd/nand/atmel_nand.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index a0f0966b04..658ae528d6 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -107,7 +107,7 @@ static struct nand_ecclayout atmel_pmecc_oobinfo; */ static void atmel_nand_enable(struct atmel_nand_host *host) { - if (host->board->enable_pin) + if (gpio_is_valid(host->board->enable_pin)) gpio_set_value(host->board->enable_pin, 0); } @@ -116,7 +116,7 @@ static void atmel_nand_enable(struct atmel_nand_host *host) */ static void atmel_nand_disable(struct atmel_nand_host *host) { - if (host->board->enable_pin) + if (gpio_is_valid(host->board->enable_pin)) gpio_set_value(host->board->enable_pin, 1); } |