diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
index 7a5fe801e283..a106e087c224 100644
--- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c
+++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
@@ -1821,8 +1821,9 @@ static int rzg2l_pinctrl_pinconf_group_get(struct pinctrl_dev *pctldev,
 					   unsigned int group,
 					   unsigned long *config)
 {
+	unsigned long prev_config = 0;
 	const unsigned int *pins;
-	unsigned int i, npins, prev_config = 0;
+	unsigned int i, npins;
 	int ret;
 
 	ret = pinctrl_generic_get_group_pins(pctldev, group, &pins, &npins);