gpio/mxc: fix a bug with gpio_get_value calling

When calling gpio_get_value, the gpio number other than bit offset
should be passed as the argument.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c
index 950e53a636fabb2101712f0e6f9ec0cd5a775a00..2f6a81b8f12ee89d7ac4e5439497c21f112e5820 100644 (file)
--- a/drivers/gpio/gpio-mxc.c
+++ b/drivers/gpio/gpio-mxc.c
@@ -83,7 +83,7 @@ static int gpio_set_irq_type(struct irq_data *d, u32 type)
                edge = GPIO_INT_FALL_EDGE;
                break;
        case IRQ_TYPE_EDGE_BOTH:
-               val = gpio_get_value(gpio & 31);
+               val = gpio_get_value(gpio);
                if (val) {
                        edge = GPIO_INT_LOW_LEV;
                        pr_debug("mxc: set GPIO %d to low trigger\n", gpio);