pinctrl: bcm2835: Staticize bcm2835_gpio_pins

'bcm2835_gpio_pins' is used only in this file.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/pinctrl-bcm2835.c b/drivers/pinctrl/pinctrl-bcm2835.c
index c8f20a3..a1c88b3 100644
--- a/drivers/pinctrl/pinctrl-bcm2835.c
+++ b/drivers/pinctrl/pinctrl-bcm2835.c
@@ -113,7 +113,7 @@
 
 /* pins are just named GPIO0..GPIO53 */
 #define BCM2835_GPIO_PIN(a) PINCTRL_PIN(a, "gpio" #a)
-struct pinctrl_pin_desc bcm2835_gpio_pins[] = {
+static struct pinctrl_pin_desc bcm2835_gpio_pins[] = {
 	BCM2835_GPIO_PIN(0),
 	BCM2835_GPIO_PIN(1),
 	BCM2835_GPIO_PIN(2),