diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a77970.c b/drivers/pinctrl/sh-pfc/pfc-r8a77970.c
index c5e67ba29f7c..e2d1b49aaee6 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a77970.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a77970.c
@@ -2406,15 +2406,15 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = {
 };
 
 enum ioctrl_regs {
-	IOCTRL30,
-	IOCTRL31,
-	IOCTRL32,
+	POCCTRL0,
+	POCCTRL1,
+	POCCTRL2,
 };
 
 static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
-	[IOCTRL30] = { 0xe6060380 },
-	[IOCTRL31] = { 0xe6060384 },
-	[IOCTRL32] = { 0xe6060388 },
+	[POCCTRL0] = { 0xe6060380 },
+	[POCCTRL1] = { 0xe6060384 },
+	[POCCTRL2] = { 0xe6060388 },
 	{ /* sentinel */ },
 };
 
@@ -2423,13 +2423,13 @@ static int r8a77970_pin_to_pocctrl(struct sh_pfc *pfc, unsigned int pin,
 {
 	int bit = pin & 0x1f;
 
-	*pocctrl = pinmux_ioctrl_regs[IOCTRL30].reg;
+	*pocctrl = pinmux_ioctrl_regs[POCCTRL0].reg;
 	if (pin >= RCAR_GP_PIN(0, 0) && pin <= RCAR_GP_PIN(0, 21))
 		return bit;
 	if (pin >= RCAR_GP_PIN(2, 0) && pin <= RCAR_GP_PIN(2, 9))
 		return bit + 22;
 
-	*pocctrl = pinmux_ioctrl_regs[IOCTRL31].reg;
+	*pocctrl = pinmux_ioctrl_regs[POCCTRL1].reg;
 	if (pin >= RCAR_GP_PIN(2, 10) && pin <= RCAR_GP_PIN(2, 16))
 		return bit - 10;
 	if (pin >= RCAR_GP_PIN(3, 0) && pin <= RCAR_GP_PIN(3, 16))