diff --git a/drivers/pinctrl/renesas/pfc-r8a779g0.c b/drivers/pinctrl/renesas/pfc-r8a779g0.c
index 8c19b892441a3567..bb843e333c880f91 100644
--- a/drivers/pinctrl/renesas/pfc-r8a779g0.c
+++ b/drivers/pinctrl/renesas/pfc-r8a779g0.c
@@ -119,8 +119,8 @@
 #define GPSR2_11	F_(CANFD0_RX,		IP1SR2_15_12)
 #define GPSR2_10	F_(CANFD0_TX,		IP1SR2_11_8)
 #define GPSR2_9		F_(CAN_CLK,		IP1SR2_7_4)
-#define GPSR2_8		F_(TPU0TO0,		IP1SR2_3_0)
-#define GPSR2_7		F_(TPU0TO1,		IP0SR2_31_28)
+#define GPSR2_8		F_(TPU0TO0_A,		IP1SR2_3_0)
+#define GPSR2_7		F_(TPU0TO1_A,		IP0SR2_31_28)
 #define GPSR2_6		F_(FXR_TXDB,		IP0SR2_27_24)
 #define GPSR2_5		F_(FXR_TXENB_N_A,	IP0SR2_23_20)
 #define GPSR2_4		F_(RXDB_EXTFXR,		IP0SR2_19_16)
@@ -332,29 +332,29 @@
 
 /* IP3SR1 */		/* 0 */			/* 1 */			/* 2 */			/* 3		4	 5	  6	   7	    8	     9	      A	       B	C	 D	  E	   F */
 #define IP3SR1_3_0	FM(HRX3_A)		FM(SCK3_A)		FM(MSIOF4_SS2)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
-#define IP3SR1_7_4	FM(HSCK3_A)		FM(CTS3_N_A)		FM(MSIOF4_SCK)		FM(TPU0TO0_A)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
-#define IP3SR1_11_8	FM(HRTS3_N_A)		FM(RTS3_N_A)		FM(MSIOF4_TXD)		FM(TPU0TO1_A)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
+#define IP3SR1_7_4	FM(HSCK3_A)		FM(CTS3_N_A)		FM(MSIOF4_SCK)		FM(TPU0TO0_B)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
+#define IP3SR1_11_8	FM(HRTS3_N_A)		FM(RTS3_N_A)		FM(MSIOF4_TXD)		FM(TPU0TO1_B)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP3SR1_15_12	FM(HCTS3_N_A)		FM(RX3_A)		FM(MSIOF4_RXD)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP3SR1_19_16	FM(HTX3_A)		FM(TX3_A)		FM(MSIOF4_SYNC)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 
 /* SR2 */
 /* IP0SR2 */		/* 0 */			/* 1 */			/* 2 */			/* 3		4	 5	  6	   7	    8	     9	      A	       B	C	 D	  E	   F */
-#define IP0SR2_3_0	FM(FXR_TXDA)		FM(CANFD1_TX)		FM(TPU0TO2_A)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
-#define IP0SR2_7_4	FM(FXR_TXENA_N_A)	FM(CANFD1_RX)		FM(TPU0TO3_A)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
+#define IP0SR2_3_0	FM(FXR_TXDA)		FM(CANFD1_TX)		FM(TPU0TO2_B)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
+#define IP0SR2_7_4	FM(FXR_TXENA_N_A)	FM(CANFD1_RX)		FM(TPU0TO3_B)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP0SR2_11_8	FM(RXDA_EXTFXR)		FM(CANFD5_TX_A)		FM(IRQ5)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP0SR2_15_12	FM(CLK_EXTFXR)		FM(CANFD5_RX_A)		FM(IRQ4_B)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP0SR2_19_16	FM(RXDB_EXTFXR)		F_(0, 0)		F_(0, 0)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP0SR2_23_20	FM(FXR_TXENB_N_A)	F_(0, 0)		F_(0, 0)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP0SR2_27_24	FM(FXR_TXDB)		F_(0, 0)		F_(0, 0)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
-#define IP0SR2_31_28	FM(TPU0TO1)		FM(CANFD6_TX)		F_(0, 0)		FM(TCLK2_C)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
+#define IP0SR2_31_28	FM(TPU0TO1_A)		FM(CANFD6_TX)		F_(0, 0)		FM(TCLK2_C)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 
 /* IP1SR2 */		/* 0 */			/* 1 */			/* 2 */			/* 3		4	 5	  6	   7	    8	     9	      A	       B	C	 D	  E	   F */
-#define IP1SR2_3_0	FM(TPU0TO0)		FM(CANFD6_RX)		F_(0, 0)		FM(TCLK1_B)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
+#define IP1SR2_3_0	FM(TPU0TO0_A)		FM(CANFD6_RX)		F_(0, 0)		FM(TCLK1_B)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP1SR2_7_4	FM(CAN_CLK)		FM(FXR_TXENA_N_B)	F_(0, 0)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP1SR2_11_8	FM(CANFD0_TX)		FM(FXR_TXENB_N_B)	F_(0, 0)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP1SR2_15_12	FM(CANFD0_RX)		FM(STPWT_EXTFXR)	F_(0, 0)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
-#define IP1SR2_19_16	FM(CANFD2_TX)		FM(TPU0TO2)		F_(0, 0)		FM(TCLK3_C)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
-#define IP1SR2_23_20	FM(CANFD2_RX)		FM(TPU0TO3)		FM(PWM1_B)		FM(TCLK4_C)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
+#define IP1SR2_19_16	FM(CANFD2_TX)		FM(TPU0TO2_A)		F_(0, 0)		FM(TCLK3_C)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
+#define IP1SR2_23_20	FM(CANFD2_RX)		FM(TPU0TO3_A)		FM(PWM1_B)		FM(TCLK4_C)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP1SR2_27_24	FM(CANFD3_TX)		F_(0, 0)		FM(PWM2)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 #define IP1SR2_31_28	FM(CANFD3_RX)		F_(0, 0)		FM(PWM3_B)		F_(0, 0)	F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0) F_(0, 0)
 
@@ -871,12 +871,12 @@ static const u16 pinmux_data[] = {
 	PINMUX_IPSR_GPSR(IP3SR1_7_4,	HSCK3_A),
 	PINMUX_IPSR_GPSR(IP3SR1_7_4,	CTS3_N_A),
 	PINMUX_IPSR_GPSR(IP3SR1_7_4,	MSIOF4_SCK),
-	PINMUX_IPSR_GPSR(IP3SR1_7_4,	TPU0TO0_A),
+	PINMUX_IPSR_GPSR(IP3SR1_7_4,	TPU0TO0_B),
 
 	PINMUX_IPSR_GPSR(IP3SR1_11_8,	HRTS3_N_A),
 	PINMUX_IPSR_GPSR(IP3SR1_11_8,	RTS3_N_A),
 	PINMUX_IPSR_GPSR(IP3SR1_11_8,	MSIOF4_TXD),
-	PINMUX_IPSR_GPSR(IP3SR1_11_8,	TPU0TO1_A),
+	PINMUX_IPSR_GPSR(IP3SR1_11_8,	TPU0TO1_B),
 
 	PINMUX_IPSR_GPSR(IP3SR1_15_12,	HCTS3_N_A),
 	PINMUX_IPSR_GPSR(IP3SR1_15_12,	RX3_A),
@@ -889,11 +889,11 @@ static const u16 pinmux_data[] = {
 	/* IP0SR2 */
 	PINMUX_IPSR_GPSR(IP0SR2_3_0,	FXR_TXDA),
 	PINMUX_IPSR_GPSR(IP0SR2_3_0,	CANFD1_TX),
-	PINMUX_IPSR_GPSR(IP0SR2_3_0,	TPU0TO2_A),
+	PINMUX_IPSR_GPSR(IP0SR2_3_0,	TPU0TO2_B),
 
 	PINMUX_IPSR_GPSR(IP0SR2_7_4,	FXR_TXENA_N_A),
 	PINMUX_IPSR_GPSR(IP0SR2_7_4,	CANFD1_RX),
-	PINMUX_IPSR_GPSR(IP0SR2_7_4,	TPU0TO3_A),
+	PINMUX_IPSR_GPSR(IP0SR2_7_4,	TPU0TO3_B),
 
 	PINMUX_IPSR_GPSR(IP0SR2_11_8,	RXDA_EXTFXR),
 	PINMUX_IPSR_GPSR(IP0SR2_11_8,	CANFD5_TX_A),
@@ -909,12 +909,12 @@ static const u16 pinmux_data[] = {
 
 	PINMUX_IPSR_GPSR(IP0SR2_27_24,	FXR_TXDB),
 
-	PINMUX_IPSR_GPSR(IP0SR2_31_28,	TPU0TO1),
+	PINMUX_IPSR_GPSR(IP0SR2_31_28,	TPU0TO1_A),
 	PINMUX_IPSR_GPSR(IP0SR2_31_28,	CANFD6_TX),
 	PINMUX_IPSR_GPSR(IP0SR2_31_28,	TCLK2_C),
 
 	/* IP1SR2 */
-	PINMUX_IPSR_GPSR(IP1SR2_3_0,	TPU0TO0),
+	PINMUX_IPSR_GPSR(IP1SR2_3_0,	TPU0TO0_A),
 	PINMUX_IPSR_GPSR(IP1SR2_3_0,	CANFD6_RX),
 	PINMUX_IPSR_GPSR(IP1SR2_3_0,	TCLK1_B),
 
@@ -928,11 +928,11 @@ static const u16 pinmux_data[] = {
 	PINMUX_IPSR_GPSR(IP1SR2_15_12,	STPWT_EXTFXR),
 
 	PINMUX_IPSR_GPSR(IP1SR2_19_16,	CANFD2_TX),
-	PINMUX_IPSR_GPSR(IP1SR2_19_16,	TPU0TO2),
+	PINMUX_IPSR_GPSR(IP1SR2_19_16,	TPU0TO2_A),
 	PINMUX_IPSR_GPSR(IP1SR2_19_16,	TCLK3_C),
 
 	PINMUX_IPSR_GPSR(IP1SR2_23_20,	CANFD2_RX),
-	PINMUX_IPSR_GPSR(IP1SR2_23_20,	TPU0TO3),
+	PINMUX_IPSR_GPSR(IP1SR2_23_20,	TPU0TO3_A),
 	PINMUX_IPSR_GPSR(IP1SR2_23_20,	PWM1_B),
 	PINMUX_IPSR_GPSR(IP1SR2_23_20,	TCLK4_C),
 
@@ -2403,64 +2403,63 @@ static const unsigned int ssi_ctrl_mux[] = {
 	SSI_SCK_MARK, SSI_WS_MARK,
 };
 
-/* - TPU ------------------------------------------------------------------- */
-static const unsigned int tpu_to0_pins[] = {
-	/* TPU0TO0 */
+/* - TPU -------------------------------------------------------------------- */
+static const unsigned int tpu_to0_a_pins[] = {
+	/* TPU0TO0_A */
 	RCAR_GP_PIN(2, 8),
 };
-static const unsigned int tpu_to0_mux[] = {
-	TPU0TO0_MARK,
+static const unsigned int tpu_to0_a_mux[] = {
+	TPU0TO0_A_MARK,
 };
-static const unsigned int tpu_to1_pins[] = {
-	/* TPU0TO1 */
+static const unsigned int tpu_to1_a_pins[] = {
+	/* TPU0TO1_A */
 	RCAR_GP_PIN(2, 7),
 };
-static const unsigned int tpu_to1_mux[] = {
-	TPU0TO1_MARK,
+static const unsigned int tpu_to1_a_mux[] = {
+	TPU0TO1_A_MARK,
 };
-static const unsigned int tpu_to2_pins[] = {
-	/* TPU0TO2 */
+static const unsigned int tpu_to2_a_pins[] = {
+	/* TPU0TO2_A */
 	RCAR_GP_PIN(2, 12),
 };
-static const unsigned int tpu_to2_mux[] = {
-	TPU0TO2_MARK,
+static const unsigned int tpu_to2_a_mux[] = {
+	TPU0TO2_A_MARK,
 };
-static const unsigned int tpu_to3_pins[] = {
-	/* TPU0TO3 */
+static const unsigned int tpu_to3_a_pins[] = {
+	/* TPU0TO3_A */
 	RCAR_GP_PIN(2, 13),
 };
-static const unsigned int tpu_to3_mux[] = {
-	TPU0TO3_MARK,
+static const unsigned int tpu_to3_a_mux[] = {
+	TPU0TO3_A_MARK,
 };
 
-/* - TPU_A ------------------------------------------------------------------- */
-static const unsigned int tpu_to0_a_pins[] = {
-	/* TPU0TO0_A */
+static const unsigned int tpu_to0_b_pins[] = {
+	/* TPU0TO0_B */
 	RCAR_GP_PIN(1, 25),
 };
-static const unsigned int tpu_to0_a_mux[] = {
-	TPU0TO0_A_MARK,
+static const unsigned int tpu_to0_b_mux[] = {
+	TPU0TO0_B_MARK,
 };
-static const unsigned int tpu_to1_a_pins[] = {
-	/* TPU0TO1_A */
+static const unsigned int tpu_to1_b_pins[] = {
+	/* TPU0TO1_B */
 	RCAR_GP_PIN(1, 26),
 };
-static const unsigned int tpu_to1_a_mux[] = {
-	TPU0TO1_A_MARK,
+static const unsigned int tpu_to1_b_mux[] = {
+	TPU0TO1_B_MARK,
 };
-static const unsigned int tpu_to2_a_pins[] = {
-	/* TPU0TO2_A */
+static const unsigned int tpu_to2_b_pins[] = {
+	/* TPU0TO2_B */
 	RCAR_GP_PIN(2, 0),
 };
-static const unsigned int tpu_to2_a_mux[] = {
-	TPU0TO2_A_MARK,
+static const unsigned int tpu_to2_b_mux[] = {
+	TPU0TO2_B_MARK,
 };
-static const unsigned int tpu_to3_a_pins[] = {
-	/* TPU0TO3_A */
+static const unsigned int tpu_to3_b_pins[] = {
+	/* TPU0TO3_B */
 	RCAR_GP_PIN(2, 1),
 };
-static const unsigned int tpu_to3_a_mux[] = {
-	TPU0TO3_A_MARK,
+static const unsigned int tpu_to3_b_mux[] = {
+	TPU0TO3_B_MARK,
 };
 
 /* - TSN0 ------------------------------------------------ */
@@ -2702,14 +2701,14 @@ static const struct sh_pfc_pin_group pinmux_groups[] = {
 	SH_PFC_PIN_GROUP(ssi_data),
 	SH_PFC_PIN_GROUP(ssi_ctrl),
 
-	SH_PFC_PIN_GROUP(tpu_to0),		/* suffix might be updated */
-	SH_PFC_PIN_GROUP(tpu_to0_a),		/* suffix might be updated */
-	SH_PFC_PIN_GROUP(tpu_to1),		/* suffix might be updated */
-	SH_PFC_PIN_GROUP(tpu_to1_a),		/* suffix might be updated */
-	SH_PFC_PIN_GROUP(tpu_to2),		/* suffix might be updated */
-	SH_PFC_PIN_GROUP(tpu_to2_a),		/* suffix might be updated */
-	SH_PFC_PIN_GROUP(tpu_to3),		/* suffix might be updated */
-	SH_PFC_PIN_GROUP(tpu_to3_a),		/* suffix might be updated */
+	SH_PFC_PIN_GROUP(tpu_to0_a),
+	SH_PFC_PIN_GROUP(tpu_to0_b),
+	SH_PFC_PIN_GROUP(tpu_to1_a),
+	SH_PFC_PIN_GROUP(tpu_to1_b),
+	SH_PFC_PIN_GROUP(tpu_to2_a),
+	SH_PFC_PIN_GROUP(tpu_to2_b),
+	SH_PFC_PIN_GROUP(tpu_to3_a),
+	SH_PFC_PIN_GROUP(tpu_to3_b),
 
 	SH_PFC_PIN_GROUP(tsn0_link),
 	SH_PFC_PIN_GROUP(tsn0_phy_int),
@@ -3020,15 +3019,14 @@ static const char * const ssi_groups[] = {
 };
 
 static const char * const tpu_groups[] = {
-	/* suffix might be updated */
-	"tpu_to0",
 	"tpu_to0_a",
-	"tpu_to1",
+	"tpu_to0_b",
 	"tpu_to1_a",
-	"tpu_to2",
+	"tpu_to1_b",
 	"tpu_to2_a",
-	"tpu_to3",
+	"tpu_to2_b",
 	"tpu_to3_a",
+	"tpu_to3_b",
 };
 
 static const char * const tsn0_groups[] = {
