diff --git a/drivers/pinctrl/renesas/pfc-r8a7796.c b/drivers/pinctrl/renesas/pfc-r8a7796.c
index bedd14ceccdaf0e7..f74b424fa8e4230f 100644
--- a/drivers/pinctrl/renesas/pfc-r8a7796.c
+++ b/drivers/pinctrl/renesas/pfc-r8a7796.c
@@ -3518,19 +3518,12 @@ static const unsigned int scif_clk_b_mux[] = {
 };
 
 /* - SDHI0 ------------------------------------------------------------------ */
-static const unsigned int sdhi0_data1_pins[] = {
-	/* D0 */
-	RCAR_GP_PIN(3, 2),
-};
-static const unsigned int sdhi0_data1_mux[] = {
-	SD0_DAT0_MARK,
-};
-static const unsigned int sdhi0_data4_pins[] = {
+static const unsigned int sdhi0_data_pins[] = {
 	/* D[0:3] */
 	RCAR_GP_PIN(3, 2), RCAR_GP_PIN(3, 3),
 	RCAR_GP_PIN(3, 4), RCAR_GP_PIN(3, 5),
 };
-static const unsigned int sdhi0_data4_mux[] = {
+static const unsigned int sdhi0_data_mux[] = {
 	SD0_DAT0_MARK, SD0_DAT1_MARK,
 	SD0_DAT2_MARK, SD0_DAT3_MARK,
 };
@@ -3556,19 +3549,12 @@ static const unsigned int sdhi0_wp_mux[] = {
 	SD0_WP_MARK,
 };
 /* - SDHI1 ------------------------------------------------------------------ */
-static const unsigned int sdhi1_data1_pins[] = {
-	/* D0 */
-	RCAR_GP_PIN(3, 8),
-};
-static const unsigned int sdhi1_data1_mux[] = {
-	SD1_DAT0_MARK,
-};
-static const unsigned int sdhi1_data4_pins[] = {
+static const unsigned int sdhi1_data_pins[] = {
 	/* D[0:3] */
 	RCAR_GP_PIN(3, 8),  RCAR_GP_PIN(3, 9),
 	RCAR_GP_PIN(3, 10), RCAR_GP_PIN(3, 11),
 };
-static const unsigned int sdhi1_data4_mux[] = {
+static const unsigned int sdhi1_data_mux[] = {
 	SD1_DAT0_MARK, SD1_DAT1_MARK,
 	SD1_DAT2_MARK, SD1_DAT3_MARK,
 };
@@ -3594,30 +3580,14 @@ static const unsigned int sdhi1_wp_mux[] = {
 	SD1_WP_MARK,
 };
 /* - SDHI2 ------------------------------------------------------------------ */
-static const unsigned int sdhi2_data1_pins[] = {
-	/* D0 */
-	RCAR_GP_PIN(4, 2),
-};
-static const unsigned int sdhi2_data1_mux[] = {
-	SD2_DAT0_MARK,
-};
-static const unsigned int sdhi2_data4_pins[] = {
-	/* D[0:3] */
-	RCAR_GP_PIN(4, 2), RCAR_GP_PIN(4, 3),
-	RCAR_GP_PIN(4, 4), RCAR_GP_PIN(4, 5),
-};
-static const unsigned int sdhi2_data4_mux[] = {
-	SD2_DAT0_MARK, SD2_DAT1_MARK,
-	SD2_DAT2_MARK, SD2_DAT3_MARK,
-};
-static const unsigned int sdhi2_data8_pins[] = {
+static const unsigned int sdhi2_data_pins[] = {
 	/* D[0:7] */
 	RCAR_GP_PIN(4, 2),  RCAR_GP_PIN(4, 3),
 	RCAR_GP_PIN(4, 4),  RCAR_GP_PIN(4, 5),
 	RCAR_GP_PIN(3, 8),  RCAR_GP_PIN(3, 9),
 	RCAR_GP_PIN(3, 10), RCAR_GP_PIN(3, 11),
 };
-static const unsigned int sdhi2_data8_mux[] = {
+static const unsigned int sdhi2_data_mux[] = {
 	SD2_DAT0_MARK, SD2_DAT1_MARK,
 	SD2_DAT2_MARK, SD2_DAT3_MARK,
 	SD2_DAT4_MARK, SD2_DAT5_MARK,
@@ -3666,30 +3636,14 @@ static const unsigned int sdhi2_ds_mux[] = {
 	SD2_DS_MARK,
 };
 /* - SDHI3 ------------------------------------------------------------------ */
-static const unsigned int sdhi3_data1_pins[] = {
-	/* D0 */
-	RCAR_GP_PIN(4, 9),
-};
-static const unsigned int sdhi3_data1_mux[] = {
-	SD3_DAT0_MARK,
-};
-static const unsigned int sdhi3_data4_pins[] = {
-	/* D[0:3] */
-	RCAR_GP_PIN(4, 9),  RCAR_GP_PIN(4, 10),
-	RCAR_GP_PIN(4, 11), RCAR_GP_PIN(4, 12),
-};
-static const unsigned int sdhi3_data4_mux[] = {
-	SD3_DAT0_MARK, SD3_DAT1_MARK,
-	SD3_DAT2_MARK, SD3_DAT3_MARK,
-};
-static const unsigned int sdhi3_data8_pins[] = {
+static const unsigned int sdhi3_data_pins[] = {
 	/* D[0:7] */
 	RCAR_GP_PIN(4, 9),  RCAR_GP_PIN(4, 10),
 	RCAR_GP_PIN(4, 11), RCAR_GP_PIN(4, 12),
 	RCAR_GP_PIN(4, 13), RCAR_GP_PIN(4, 14),
 	RCAR_GP_PIN(4, 15), RCAR_GP_PIN(4, 16),
 };
-static const unsigned int sdhi3_data8_mux[] = {
+static const unsigned int sdhi3_data_mux[] = {
 	SD3_DAT0_MARK, SD3_DAT1_MARK,
 	SD3_DAT2_MARK, SD3_DAT3_MARK,
 	SD3_DAT4_MARK, SD3_DAT5_MARK,
@@ -4432,28 +4386,28 @@ static const struct {
 		SH_PFC_PIN_GROUP(scif5_clk_b),
 		SH_PFC_PIN_GROUP(scif_clk_a),
 		SH_PFC_PIN_GROUP(scif_clk_b),
-		SH_PFC_PIN_GROUP(sdhi0_data1),
-		SH_PFC_PIN_GROUP(sdhi0_data4),
+		BUS_DATA_PIN_GROUP(sdhi0_data, 1),
+		BUS_DATA_PIN_GROUP(sdhi0_data, 4),
 		SH_PFC_PIN_GROUP(sdhi0_ctrl),
 		SH_PFC_PIN_GROUP(sdhi0_cd),
 		SH_PFC_PIN_GROUP(sdhi0_wp),
-		SH_PFC_PIN_GROUP(sdhi1_data1),
-		SH_PFC_PIN_GROUP(sdhi1_data4),
+		BUS_DATA_PIN_GROUP(sdhi1_data, 1),
+		BUS_DATA_PIN_GROUP(sdhi1_data, 4),
 		SH_PFC_PIN_GROUP(sdhi1_ctrl),
 		SH_PFC_PIN_GROUP(sdhi1_cd),
 		SH_PFC_PIN_GROUP(sdhi1_wp),
-		SH_PFC_PIN_GROUP(sdhi2_data1),
-		SH_PFC_PIN_GROUP(sdhi2_data4),
-		SH_PFC_PIN_GROUP(sdhi2_data8),
+		BUS_DATA_PIN_GROUP(sdhi2_data, 1),
+		BUS_DATA_PIN_GROUP(sdhi2_data, 4),
+		BUS_DATA_PIN_GROUP(sdhi2_data, 8),
 		SH_PFC_PIN_GROUP(sdhi2_ctrl),
 		SH_PFC_PIN_GROUP(sdhi2_cd_a),
 		SH_PFC_PIN_GROUP(sdhi2_wp_a),
 		SH_PFC_PIN_GROUP(sdhi2_cd_b),
 		SH_PFC_PIN_GROUP(sdhi2_wp_b),
 		SH_PFC_PIN_GROUP(sdhi2_ds),
-		SH_PFC_PIN_GROUP(sdhi3_data1),
-		SH_PFC_PIN_GROUP(sdhi3_data4),
-		SH_PFC_PIN_GROUP(sdhi3_data8),
+		BUS_DATA_PIN_GROUP(sdhi3_data, 1),
+		BUS_DATA_PIN_GROUP(sdhi3_data, 4),
+		BUS_DATA_PIN_GROUP(sdhi3_data, 8),
 		SH_PFC_PIN_GROUP(sdhi3_ctrl),
 		SH_PFC_PIN_GROUP(sdhi3_cd),
 		SH_PFC_PIN_GROUP(sdhi3_wp),
