diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c
index 1f73dd25665a..6efb428b4882 100644
--- a/drivers/pinctrl/samsung/pinctrl-samsung.c
+++ b/drivers/pinctrl/samsung/pinctrl-samsung.c
@@ -960,7 +960,7 @@ samsung_pinctrl_get_soc_data(struct samsung_pinctrl_drv_data *d,
 	struct samsung_pin_bank *bank;
 	struct resource *res;
 	void __iomem *virt_base[SAMSUNG_PINCTRL_NUM_RESOURCES];
-	int i;
+	unsigned int i;
 
 	id = of_alias_get_id(node, "pinctrl");
 	if (id < 0) {
diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.h b/drivers/pinctrl/samsung/pinctrl-samsung.h
index 15b26c786b1e..49a05f4fc37d 100644
--- a/drivers/pinctrl/samsung/pinctrl-samsung.h
+++ b/drivers/pinctrl/samsung/pinctrl-samsung.h
@@ -231,7 +231,7 @@ struct samsung_retention_data {
 struct samsung_pin_ctrl {
 	const struct samsung_pin_bank_data *pin_banks;
 	u32		nr_banks;
-	int		nr_ext_resources;
+	unsigned int	nr_ext_resources;
 	const struct samsung_retention_data *retention_data;
 
 	int		(*eint_gpio_init)(struct samsung_pinctrl_drv_data *);