pinctrl: renesas: r8a779a0: Share MMC pin group data

Pin groups mmc_data[14] are subsets of mmc_data8.

This reduces kernel size by 40 bytes.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/cae71e970dbf49409673c2a7e2a74d549539a240.1640269757.git.geert+renesas@glider.be

drivers/pinctrl/renesas/pfc-r8a779a0.c

@@ -2009,30 +2009,14 @@ static const unsigned int intc_ex_irq5_mux[] = {
 };
 
 /* - MMC -------------------------------------------------------------------- */
-static const unsigned int mmc_data1_pins[] = {
-	/* MMC_SD_D0 */
-	RCAR_GP_PIN(0, 19),
-};
-static const unsigned int mmc_data1_mux[] = {
-	MMC_SD_D0_MARK,
-};
-static const unsigned int mmc_data4_pins[] = {
-	/* MMC_SD_D[0:3] */
-	RCAR_GP_PIN(0, 19), RCAR_GP_PIN(0, 20),
-	RCAR_GP_PIN(0, 21), RCAR_GP_PIN(0, 22),
-};
-static const unsigned int mmc_data4_mux[] = {
-	MMC_SD_D0_MARK, MMC_SD_D1_MARK,
-	MMC_SD_D2_MARK, MMC_SD_D3_MARK,
-};
-static const unsigned int mmc_data8_pins[] = {
+static const unsigned int mmc_data_pins[] = {
 	/* MMC_SD_D[0:3], MMC_D[4:7] */
 	RCAR_GP_PIN(0, 19), RCAR_GP_PIN(0, 20),
 	RCAR_GP_PIN(0, 21), RCAR_GP_PIN(0, 22),
 	RCAR_GP_PIN(0, 24), RCAR_GP_PIN(0, 25),
 	RCAR_GP_PIN(0, 26), RCAR_GP_PIN(0, 27),
 };
-static const unsigned int mmc_data8_mux[] = {
+static const unsigned int mmc_data_mux[] = {
 	MMC_SD_D0_MARK, MMC_SD_D1_MARK,
 	MMC_SD_D2_MARK, MMC_SD_D3_MARK,
 	MMC_D4_MARK, MMC_D5_MARK,
@@ -2715,9 +2699,9 @@ static const struct sh_pfc_pin_group pinmux_groups[] = {
 	SH_PFC_PIN_GROUP(intc_ex_irq4),
 	SH_PFC_PIN_GROUP(intc_ex_irq5),
 
-	SH_PFC_PIN_GROUP(mmc_data1),
-	SH_PFC_PIN_GROUP(mmc_data4),
-	SH_PFC_PIN_GROUP(mmc_data8),
+	BUS_DATA_PIN_GROUP(mmc_data, 1),
+	BUS_DATA_PIN_GROUP(mmc_data, 4),
+	BUS_DATA_PIN_GROUP(mmc_data, 8),
 	SH_PFC_PIN_GROUP(mmc_ctrl),
 	SH_PFC_PIN_GROUP(mmc_cd),
 	SH_PFC_PIN_GROUP(mmc_wp),