Add GPIO_TO_PORT macro in the mxc_gpio.c driver
Signed-off-by: Vikram Narayanan <[email protected]>
---
drivers/gpio/mxc_gpio.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/drivers/gpio/mxc_gpio.c b/drivers/gpio/mxc_gpio.c
index df6bbbb..7e65b39 100644
--- a/drivers/gpio/mxc_gpio.c
+++ b/drivers/gpio/mxc_gpio.c
@@ -34,6 +34,7 @@ enum mxc_gpio_direction {
MXC_GPIO_DIRECTION_OUT,
};
+#define GPIO_TO_PORT(n) (n / 32)
/* GPIO port description */
static unsigned long gpio_ports[] = {
--
1.7.4.1
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