diff --git a/drivers/pinctrl/renesas/pfc-r8a7790.c b/drivers/pinctrl/renesas/pfc-r8a7790.c
index 432895a..7203648 100644
--- a/drivers/pinctrl/renesas/pfc-r8a7790.c
+++ b/drivers/pinctrl/renesas/pfc-r8a7790.c
@@ -24,7 +24,7 @@
 	PORT_GP_CFG_32(0, fn, sfx, SH_PFC_PIN_CFG_PULL_UP),		\
 	PORT_GP_CFG_30(1, fn, sfx, SH_PFC_PIN_CFG_PULL_UP),		\
 	PORT_GP_CFG_30(2, fn, sfx, SH_PFC_PIN_CFG_PULL_UP),		\
-	PORT_GP_CFG_32(3, fn, sfx, SH_PFC_PIN_CFG_IO_VOLTAGE | SH_PFC_PIN_CFG_PULL_UP),	\
+	PORT_GP_CFG_32(3, fn, sfx, SH_PFC_PIN_CFG_IO_VOLTAGE_18_33 | SH_PFC_PIN_CFG_PULL_UP),	\
 	PORT_GP_CFG_32(4, fn, sfx, SH_PFC_PIN_CFG_PULL_UP),		\
 	PORT_GP_CFG_32(5, fn, sfx, SH_PFC_PIN_CFG_PULL_UP)
 
@@ -5824,7 +5824,7 @@
 		/* SEL_I2C1 [2] */
 		FN_SEL_I2C1_0, FN_SEL_I2C1_1, FN_SEL_I2C1_2, 0, ))
 	},
-	{ },
+	{ /* sentinel */ }
 };
 
 static int r8a7790_pin_to_pocctrl(unsigned int pin, u32 *pocctrl)