diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7790.c b/drivers/pinctrl/sh-pfc/pfc-r8a7790.c
index 1ae1dc7..344be5e 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7790.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7790.c
@@ -141,9 +141,9 @@ enum {
 	FN_A6, FN_SCIFA1_RTS_N_B, FN_TPU0TO2, FN_A7,
 	FN_SCIFA1_SCK_B, FN_AUDIO_CLKOUT_B, FN_TPU0TO3,
 	FN_A8, FN_SCIFA1_RXD_B, FN_SSI_SCK5_B, FN_VI0_R4,
-	FN_VI0_R4_B, FN_SCIFB2_RXD_C, FN_VI2_DATA0_VI2_B0_B,
+	FN_VI0_R4_B, FN_SCIFB2_RXD_C, FN_RX2_B, FN_VI2_DATA0_VI2_B0_B,
 	FN_A9, FN_SCIFA1_CTS_N_B, FN_SSI_WS5_B, FN_VI0_R5,
-	FN_VI0_R5_B, FN_SCIFB2_TXD_C, FN_VI2_DATA1_VI2_B1_B,
+	FN_VI0_R5_B, FN_SCIFB2_TXD_C, FN_TX2_B, FN_VI2_DATA1_VI2_B1_B,
 	FN_A10, FN_SSI_SDATA5_B, FN_MSIOF2_SYNC, FN_VI0_R6,
 	FN_VI0_R6_B, FN_VI2_DATA2_VI2_B2_B,
 
@@ -395,10 +395,10 @@ enum {
 	FN_HRTS0_N_C,
 
 	/* IPSR15 */
-	FN_SCIFA2_SCK, FN_FMCLK, FN_MSIOF3_SCK, FN_DU2_DG7,
+	FN_SCIFA2_SCK, FN_FMCLK, FN_SCK2, FN_MSIOF3_SCK, FN_DU2_DG7,
 	FN_LCDOUT15, FN_SCIF_CLK_B, FN_SCIFA2_RXD, FN_FMIN,
-	FN_DU2_DB0, FN_LCDOUT16, FN_IIC2_SCL, FN_I2C2_SCL,
-	FN_SCIFA2_TXD, FN_BPFCLK, FN_DU2_DB1, FN_LCDOUT17,
+	FN_TX2, FN_DU2_DB0, FN_LCDOUT16, FN_IIC2_SCL, FN_I2C2_SCL,
+	FN_SCIFA2_TXD, FN_BPFCLK, FN_RX2, FN_DU2_DB1, FN_LCDOUT17,
 	FN_IIC2_SDA, FN_I2C2_SDA, FN_HSCK0, FN_TS_SDEN0,
 	FN_DU2_DG4, FN_LCDOUT12, FN_HCTS0_N_C, FN_HRX0,
 	FN_DU2_DB2, FN_LCDOUT18, FN_HTX0, FN_DU2_DB3,
@@ -450,6 +450,7 @@ enum {
 	FN_SEL_CANCLK_0, FN_SEL_CANCLK_1,
 	FN_SEL_SCIFA2_0, FN_SEL_SCIFA2_1, FN_SEL_SCIFA2_2,
 	FN_SEL_CAN1_0, FN_SEL_CAN1_1,
+	FN_SEL_SCIF2_0, FN_SEL_SCIF2_1,
 	FN_SEL_ADI_0, FN_SEL_ADI_1,
 	FN_SEL_SSP_0, FN_SEL_SSP_1,
 	FN_SEL_FM_0, FN_SEL_FM_1, FN_SEL_FM_2, FN_SEL_FM_3,
@@ -516,9 +517,9 @@ enum {
 	A6_MARK, SCIFA1_RTS_N_B_MARK, TPU0TO2_MARK, A7_MARK,
 	SCIFA1_SCK_B_MARK, AUDIO_CLKOUT_B_MARK, TPU0TO3_MARK,
 	A8_MARK, SCIFA1_RXD_B_MARK, SSI_SCK5_B_MARK, VI0_R4_MARK,
-	VI0_R4_B_MARK, SCIFB2_RXD_C_MARK, VI2_DATA0_VI2_B0_B_MARK,
+	VI0_R4_B_MARK, SCIFB2_RXD_C_MARK, RX2_B_MARK, VI2_DATA0_VI2_B0_B_MARK,
 	A9_MARK, SCIFA1_CTS_N_B_MARK, SSI_WS5_B_MARK, VI0_R5_MARK,
-	VI0_R5_B_MARK, SCIFB2_TXD_C_MARK, VI2_DATA1_VI2_B1_B_MARK,
+	VI0_R5_B_MARK, SCIFB2_TXD_C_MARK, TX2_B_MARK, VI2_DATA1_VI2_B1_B_MARK,
 	A10_MARK, SSI_SDATA5_B_MARK, MSIOF2_SYNC_MARK, VI0_R6_MARK,
 	VI0_R6_B_MARK, VI2_DATA2_VI2_B2_B_MARK,
 
@@ -758,10 +759,10 @@ enum {
 	MSIOF3_TXD_MARK, DU1_DOTCLKOUT_MARK, QSTVB_QVE_MARK,
 	HRTS0_N_C_MARK,
 
-	SCIFA2_SCK_MARK, FMCLK_MARK, MSIOF3_SCK_MARK, DU2_DG7_MARK,
+	SCIFA2_SCK_MARK, FMCLK_MARK, SCK2_MARK, MSIOF3_SCK_MARK, DU2_DG7_MARK,
 	LCDOUT15_MARK, SCIF_CLK_B_MARK, SCIFA2_RXD_MARK, FMIN_MARK,
-	DU2_DB0_MARK, LCDOUT16_MARK, IIC2_SCL_MARK, I2C2_SCL_MARK,
-	SCIFA2_TXD_MARK, BPFCLK_MARK, DU2_DB1_MARK, LCDOUT17_MARK,
+	TX2_MARK, DU2_DB0_MARK, LCDOUT16_MARK, IIC2_SCL_MARK, I2C2_SCL_MARK,
+	SCIFA2_TXD_MARK, BPFCLK_MARK, RX2_MARK, DU2_DB1_MARK, LCDOUT17_MARK,
 	IIC2_SDA_MARK, I2C2_SDA_MARK, HSCK0_MARK, TS_SDEN0_MARK,
 	DU2_DG4_MARK, LCDOUT12_MARK, HCTS0_N_C_MARK, HRX0_MARK,
 	DU2_DB2_MARK, LCDOUT18_MARK, HTX0_MARK, DU2_DB3_MARK,
@@ -924,6 +925,7 @@ static const u16 pinmux_data[] = {
 	PINMUX_IPSR_MODSEL_DATA(IP2_21_18, VI0_R4, SEL_VI0_0),
 	PINMUX_IPSR_MODSEL_DATA(IP2_21_18, VI0_R4_B, SEL_VI0_1),
 	PINMUX_IPSR_MODSEL_DATA(IP2_21_18, SCIFB2_RXD_C, SEL_SCIFB2_2),
+	PINMUX_IPSR_MODSEL_DATA(IP2_21_18, RX2_B, SEL_SCIF2_1),
 	PINMUX_IPSR_MODSEL_DATA(IP2_21_18, VI2_DATA0_VI2_B0_B, SEL_VI2_1),
 	PINMUX_IPSR_DATA(IP2_25_22, A9),
 	PINMUX_IPSR_MODSEL_DATA(IP2_25_22, SCIFA1_CTS_N_B, SEL_SCIFA1_1),
@@ -931,6 +933,7 @@ static const u16 pinmux_data[] = {
 	PINMUX_IPSR_MODSEL_DATA(IP2_25_22, VI0_R5, SEL_VI0_0),
 	PINMUX_IPSR_MODSEL_DATA(IP2_25_22, VI0_R5_B, SEL_VI0_1),
 	PINMUX_IPSR_MODSEL_DATA(IP2_25_22, SCIFB2_TXD_C, SEL_SCIFB2_2),
+	PINMUX_IPSR_MODSEL_DATA(IP2_25_22, TX2_B, SEL_SCIF2_1),
 	PINMUX_IPSR_MODSEL_DATA(IP2_25_22, VI2_DATA1_VI2_B1_B, SEL_VI2_1),
 	PINMUX_IPSR_DATA(IP2_28_26, A10),
 	PINMUX_IPSR_MODSEL_DATA(IP2_28_26, SSI_SDATA5_B, SEL_SSI5_1),
@@ -1639,18 +1642,21 @@ static const u16 pinmux_data[] = {
 
 	PINMUX_IPSR_MODSEL_DATA(IP15_2_0, SCIFA2_SCK, SEL_SCIFA2_0),
 	PINMUX_IPSR_MODSEL_DATA(IP15_2_0, FMCLK, SEL_FM_0),
+	PINMUX_IPSR_DATA(IP15_2_0, SCK2),
 	PINMUX_IPSR_MODSEL_DATA(IP15_2_0, MSIOF3_SCK, SEL_SOF3_0),
 	PINMUX_IPSR_DATA(IP15_2_0, DU2_DG7),
 	PINMUX_IPSR_DATA(IP15_2_0, LCDOUT15),
 	PINMUX_IPSR_MODSEL_DATA(IP15_2_0, SCIF_CLK_B, SEL_SCIFCLK_0),
 	PINMUX_IPSR_MODSEL_DATA(IP15_5_3, SCIFA2_RXD, SEL_SCIFA2_0),
 	PINMUX_IPSR_MODSEL_DATA(IP15_5_3, FMIN, SEL_FM_0),
+	PINMUX_IPSR_MODSEL_DATA(IP15_5_3, TX2, SEL_SCIF2_0),
 	PINMUX_IPSR_DATA(IP15_5_3, DU2_DB0),
 	PINMUX_IPSR_DATA(IP15_5_3, LCDOUT16),
 	PINMUX_IPSR_MODSEL_DATA(IP15_5_3, IIC2_SCL, SEL_IIC2_0),
 	PINMUX_IPSR_MODSEL_DATA(IP15_5_3, I2C2_SCL, SEL_I2C2_0),
 	PINMUX_IPSR_MODSEL_DATA(IP15_8_6, SCIFA2_TXD, SEL_SCIFA2_0),
 	PINMUX_IPSR_MODSEL_DATA(IP15_8_6, BPFCLK, SEL_FM_0),
+	PINMUX_IPSR_MODSEL_DATA(IP15_8_6, RX2, SEL_SCIF2_0),
 	PINMUX_IPSR_DATA(IP15_8_6, DU2_DB1),
 	PINMUX_IPSR_DATA(IP15_8_6, LCDOUT17),
 	PINMUX_IPSR_MODSEL_DATA(IP15_8_6, IIC2_SDA, SEL_IIC2_0),
@@ -3229,11 +3235,11 @@ static struct pinmux_cfg_reg pinmux_config_regs[] = {
 		FN_VI0_R6_B, FN_VI2_DATA2_VI2_B2_B, 0, 0,
 		/* IP2_25_22 [4] */
 		FN_A9, FN_SCIFA1_CTS_N_B, FN_SSI_WS5_B, FN_VI0_R5,
-		FN_VI0_R5_B, FN_SCIFB2_TXD_C, 0, FN_VI2_DATA1_VI2_B1_B,
+		FN_VI0_R5_B, FN_SCIFB2_TXD_C, FN_TX2_B, FN_VI2_DATA1_VI2_B1_B,
 		0, 0, 0, 0, 0, 0, 0, 0,
 		/* IP2_21_18 [4] */
 		FN_A8, FN_SCIFA1_RXD_B, FN_SSI_SCK5_B, FN_VI0_R4,
-		FN_VI0_R4_B, FN_SCIFB2_RXD_C, 0, FN_VI2_DATA0_VI2_B0_B,
+		FN_VI0_R4_B, FN_SCIFB2_RXD_C, FN_RX2_B, FN_VI2_DATA0_VI2_B0_B,
 		0, 0, 0, 0, 0, 0, 0, 0,
 		/* IP2_17_15 [3] */
 		FN_A7, FN_SCIFA1_SCK_B, FN_AUDIO_CLKOUT_B, FN_TPU0TO3,
@@ -3713,13 +3719,13 @@ static struct pinmux_cfg_reg pinmux_config_regs[] = {
 		FN_HSCK0, FN_TS_SDEN0, FN_DU2_DG4, FN_LCDOUT12, FN_HCTS0_N_C,
 		0, 0, 0,
 		/* IP15_8_6 [3] */
-		FN_SCIFA2_TXD, FN_BPFCLK, 0, FN_DU2_DB1, FN_LCDOUT17,
+		FN_SCIFA2_TXD, FN_BPFCLK, FN_RX2, FN_DU2_DB1, FN_LCDOUT17,
 		FN_IIC2_SDA, FN_I2C2_SDA, 0,
 		/* IP15_5_3 [3] */
-		FN_SCIFA2_RXD, FN_FMIN, 0, FN_DU2_DB0, FN_LCDOUT16,
+		FN_SCIFA2_RXD, FN_FMIN, FN_TX2, FN_DU2_DB0, FN_LCDOUT16,
 		FN_IIC2_SCL, FN_I2C2_SCL, 0,
 		/* IP15_2_0 [3] */
-		FN_SCIFA2_SCK, FN_FMCLK, 0, FN_MSIOF3_SCK, FN_DU2_DG7,
+		FN_SCIFA2_SCK, FN_FMCLK, FN_SCK2, FN_MSIOF3_SCK, FN_DU2_DG7,
 		FN_LCDOUT15, FN_SCIF_CLK_B, 0, }
 	},
 	{ PINMUX_CFG_REG_VAR("IPSR16", 0xE6060160, 32,
@@ -3824,8 +3830,8 @@ static struct pinmux_cfg_reg pinmux_config_regs[] = {
 		FN_SEL_CAN1_0, FN_SEL_CAN1_1,
 		/* RESERVED [2] */
 		0, 0, 0, 0,
-		/* RESERVED [1] (actually TX2, RX2 vs. TX2_B, RX2_B of SCIF2) */
-		0, 0,
+		/* SEL_SCIF2 [1] */
+		FN_SEL_SCIF2_0, FN_SEL_SCIF2_1,
 		/* SEL_ADI [1] */
 		FN_SEL_ADI_0, FN_SEL_ADI_1,
 		/* SEL_SSP [1] */
