pinctrl: bcm281xx: Staticize bcm281xx_pinctrl_probe

bcm281xx_pinctrl_probe is local to this file. Make it static.

Signed-off-by: Sachin Kamat <sachin.kamat@samsung.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/pinctrl-bcm281xx.c b/drivers/pinctrl/pinctrl-bcm281xx.c
index 3bed792..c5ca9e6 100644
--- a/drivers/pinctrl/pinctrl-bcm281xx.c
+++ b/drivers/pinctrl/pinctrl-bcm281xx.c
@@ -1396,7 +1396,7 @@
 	.owner = THIS_MODULE,
 };
 
-int __init bcm281xx_pinctrl_probe(struct platform_device *pdev)
+static int __init bcm281xx_pinctrl_probe(struct platform_device *pdev)
 {
 	struct bcm281xx_pinctrl_data *pdata = &bcm281xx_pinctrl;
 	struct resource *res;