diff --git a/drivers/pinctrl/renesas/pfc-r8a77951.c b/drivers/pinctrl/renesas/pfc-r8a77951.c
index d094bd7..5d1c81c 100644
--- a/drivers/pinctrl/renesas/pfc-r8a77951.c
+++ b/drivers/pinctrl/renesas/pfc-r8a77951.c
@@ -19,12 +19,12 @@
 	PORT_GP_CFG_16(0, fn, sfx, CFG_FLAGS),	\
 	PORT_GP_CFG_29(1, fn, sfx, CFG_FLAGS),	\
 	PORT_GP_CFG_15(2, fn, sfx, CFG_FLAGS),	\
-	PORT_GP_CFG_12(3, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE),	\
+	PORT_GP_CFG_12(3, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE_18_33),	\
 	PORT_GP_CFG_1(3, 12, fn, sfx, CFG_FLAGS),	\
 	PORT_GP_CFG_1(3, 13, fn, sfx, CFG_FLAGS),	\
 	PORT_GP_CFG_1(3, 14, fn, sfx, CFG_FLAGS),	\
 	PORT_GP_CFG_1(3, 15, fn, sfx, CFG_FLAGS),	\
-	PORT_GP_CFG_18(4, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE),	\
+	PORT_GP_CFG_18(4, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE_18_33),	\
 	PORT_GP_CFG_26(5, fn, sfx, CFG_FLAGS),	\
 	PORT_GP_CFG_32(6, fn, sfx, CFG_FLAGS),	\
 	PORT_GP_CFG_4(7, fn, sfx, CFG_FLAGS)
@@ -5612,7 +5612,7 @@
 		/* RESERVED 16-1 */
 		MOD_SEL2_0 ))
 	},
-	{ },
+	{ /* sentinel */ }
 };
 
 static const struct pinmux_drive_reg pinmux_drive_regs[] = {
@@ -5863,7 +5863,7 @@
 		{ RCAR_GP_PIN(6, 30),  8, 3 },	/* GP6_30/USB2_CH3_PWEN */
 		{ RCAR_GP_PIN(6, 31),  4, 3 },	/* GP6_31/USB2_CH3_OVC */
 	} },
-	{ },
+	{ /* sentinel */ }
 };
 
 enum ioctrl_regs {
@@ -5874,7 +5874,7 @@
 static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
 	[POCCTRL] = { 0xe6060380, },
 	[TDSELCTRL] = { 0xe60603c0, },
-	{ /* sentinel */ },
+	{ /* sentinel */ }
 };
 
 static int r8a77951_pin_to_pocctrl(unsigned int pin, u32 *pocctrl)
@@ -6131,7 +6131,7 @@
 		[30] = SH_PFC_PIN_NONE,
 		[31] = SH_PFC_PIN_NONE,
 	} },
-	{ /* sentinel */ },
+	{ /* sentinel */ }
 };
 
 static const struct sh_pfc_soc_operations r8a77951_pfc_ops = {