ARM: shmobile: r8a7778: tidyup DT node naming

According to ePAPR spec,
this patch tidies up DT node name and related clock.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r8a7778.dtsi

@@ -157,7 +157,7 @@ i2c3: i2c@ffc73000 {
 		status = "disabled";
 	};
 
-	mmcif: mmcif@ffe4e000 {
+	mmcif: mmc@ffe4e000 {
 		compatible = "renesas,sh-mmcif";
 		reg = <0xffe4e000 0x100>;
 		interrupt-parent = <&gic>;
@@ -165,7 +165,7 @@ mmcif: mmcif@ffe4e000 {
 		status = "disabled";
 	};
 
-	sdhi0: sdhi@ffe4c000 {
+	sdhi0: sd@ffe4c000 {
 		compatible = "renesas,sdhi-r8a7778";
 		reg = <0xffe4c000 0x100>;
 		interrupt-parent = <&gic>;
@@ -175,7 +175,7 @@ sdhi0: sdhi@ffe4c000 {
 		status = "disabled";
 	};
 
-	sdhi1: sdhi@ffe4d000 {
+	sdhi1: sd@ffe4d000 {
 		compatible = "renesas,sdhi-r8a7778";
 		reg = <0xffe4d000 0x100>;
 		interrupt-parent = <&gic>;
@@ -185,7 +185,7 @@ sdhi1: sdhi@ffe4d000 {
 		status = "disabled";
 	};
 
-	sdhi2: sdhi@ffe4f000 {
+	sdhi2: sd@ffe4f000 {
 		compatible = "renesas,sdhi-r8a7778";
 		reg = <0xffe4f000 0x100>;
 		interrupt-parent = <&gic>;

arch/arm/mach-shmobile/clock-r8a7778.c

@@ -173,13 +173,13 @@ static struct clk_lookup lookups[] = {
 
 	/* MSTP32 clocks */
 	CLKDEV_DEV_ID("sh_mmcif", &mstp_clks[MSTP331]), /* MMC */
-	CLKDEV_DEV_ID("ffe4e000.mmcif", &mstp_clks[MSTP331]), /* MMC */
+	CLKDEV_DEV_ID("ffe4e000.mmc", &mstp_clks[MSTP331]), /* MMC */
 	CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[MSTP323]), /* SDHI0 */
-	CLKDEV_DEV_ID("ffe4c000.sdhi", &mstp_clks[MSTP323]), /* SDHI0 */
+	CLKDEV_DEV_ID("ffe4c000.sd", &mstp_clks[MSTP323]), /* SDHI0 */
 	CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP322]), /* SDHI1 */
-	CLKDEV_DEV_ID("ffe4d000.sdhi", &mstp_clks[MSTP322]), /* SDHI1 */
+	CLKDEV_DEV_ID("ffe4d000.sd", &mstp_clks[MSTP322]), /* SDHI1 */
 	CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP321]), /* SDHI2 */
-	CLKDEV_DEV_ID("ffe4f000.sdhi", &mstp_clks[MSTP321]), /* SDHI2 */
+	CLKDEV_DEV_ID("ffe4f000.sd", &mstp_clks[MSTP321]), /* SDHI2 */
 	CLKDEV_DEV_ID("r8a777x-ether", &mstp_clks[MSTP114]), /* Ether */
 	CLKDEV_DEV_ID("r8a7778-vin.0", &mstp_clks[MSTP110]), /* VIN0 */
 	CLKDEV_DEV_ID("r8a7778-vin.1", &mstp_clks[MSTP109]), /* VIN1 */