pinctrl: nomadik: Staticize local symbols

Some symbols referenced only in this file are made static.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/pinctrl-nomadik.c

@@ -1309,7 +1309,7 @@ static int nmk_gpio_irq_map(struct irq_domain *d, unsigned int irq,
 	return 0;
 }
 
-const struct irq_domain_ops nmk_gpio_irq_simple_ops = {
+static const struct irq_domain_ops nmk_gpio_irq_simple_ops = {
 	.map = nmk_gpio_irq_map,
 	.xlate = irq_domain_xlate_twocell,
 };
@@ -1681,7 +1681,7 @@ static bool nmk_pinctrl_dt_get_config(struct device_node *np,
 	return has_config;
 }
 
-int nmk_pinctrl_dt_subnode_to_map(struct pinctrl_dev *pctldev,
+static int nmk_pinctrl_dt_subnode_to_map(struct pinctrl_dev *pctldev,
 		struct device_node *np,
 		struct pinctrl_map **map,
 		unsigned *reserved_maps,
@@ -1740,7 +1740,7 @@ int nmk_pinctrl_dt_subnode_to_map(struct pinctrl_dev *pctldev,
 	return ret;
 }
 
-int nmk_pinctrl_dt_node_to_map(struct pinctrl_dev *pctldev,
+static int nmk_pinctrl_dt_node_to_map(struct pinctrl_dev *pctldev,
 				 struct device_node *np_config,
 				 struct pinctrl_map **map, unsigned *num_maps)
 {