[U-Boot] [PATCH] kw_gpio: fix error in kw_gpio_direction_input

The function kw_gpio_is_valid returns zero on success, so adapt the error check accordingly.

Signed-off-by: Holger Brunck holger.brunck@keymile.com cc: Prafulla Wadaskar prafulla@marvell.com cc: Dieter Kiermaier dk-arm-linux@gmx.de --- drivers/gpio/kw_gpio.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpio/kw_gpio.c b/drivers/gpio/kw_gpio.c index 56383c2..2de179e 100644 --- a/drivers/gpio/kw_gpio.c +++ b/drivers/gpio/kw_gpio.c @@ -109,7 +109,7 @@ void kw_gpio_set_valid(unsigned pin, int mode) */ int kw_gpio_direction_input(unsigned pin) { - if (!kw_gpio_is_valid(pin, GPIO_INPUT_OK)) + if (kw_gpio_is_valid(pin, GPIO_INPUT_OK) != 0) return 1;

/* Configure GPIO direction. */