gpio: Add missing parenthesis to the GPIO_TO_PORT define

Add missing parenthesis to the GPIO_TO_PORT macro.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>

diff --git a/drivers/gpio/mxc_gpio.c b/drivers/gpio/mxc_gpio.c
index 8bd30c75b2ffc96a93fb6886d0876150c65a3e39..64ab7a303f111f38d6998cd96a4d4dc655af0665 100644 (file)
--- a/drivers/gpio/mxc_gpio.c
+++ b/drivers/gpio/mxc_gpio.c
@@ -31,7 +31,7 @@ struct mxc_bank_info {
 };
 
 #ifndef CONFIG_DM_GPIO
-#define GPIO_TO_PORT(n)                (n / 32)
+#define GPIO_TO_PORT(n)                ((n) / 32)
 
 /* GPIO port description */
 static unsigned long gpio_ports[] = {