ARM: shmobile: r8a7740: tidyup DT node naming

According to ePAPR spec,
this patch tidies up DT node name and related clock.

This patch also adds missing SDHI2 entry
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r8a7740.dtsi

@@ -162,7 +162,7 @@ tpu: pwm@e6600000 {
 		#pwm-cells = <3>;
 	};
 
-	mmcif0: mmcif@e6bd0000 {
+	mmcif0: mmc@e6bd0000 {
 		compatible = "renesas,sh-mmcif";
 		reg = <0xe6bd0000 0x100>;
 		interrupt-parent = <&gic>;
@@ -171,7 +171,7 @@ mmcif0: mmcif@e6bd0000 {
 		status = "disabled";
 	};
 
-	sdhi0: sdhi@e6850000 {
+	sdhi0: sd@e6850000 {
 		compatible = "renesas,sdhi-r8a7740";
 		reg = <0xe6850000 0x100>;
 		interrupt-parent = <&gic>;
@@ -183,7 +183,7 @@ sdhi0: sdhi@e6850000 {
 		status = "disabled";
 	};
 
-	sdhi1: sdhi@e6860000 {
+	sdhi1: sd@e6860000 {
 		compatible = "renesas,sdhi-r8a7740";
 		reg = <0xe6860000 0x100>;
 		interrupt-parent = <&gic>;
@@ -194,4 +194,16 @@ sdhi1: sdhi@e6860000 {
 		cap-sdio-irq;
 		status = "disabled";
 	};
+
+	sdhi2: sd@e6870000 {
+		compatible = "renesas,sdhi-r8a7740";
+		reg = <0xe6870000 0x100>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 125 4
+				0 126 4
+				0 127 4>;
+		cap-sd-highspeed;
+		cap-sdio-irq;
+		status = "disabled";
+	};
 };

arch/arm/mach-shmobile/clock-r8a7740.c

@@ -590,18 +590,18 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_DEV_ID("e6c20000.i2c",		&mstp_clks[MSTP323]),
 	CLKDEV_DEV_ID("renesas_usbhs",		&mstp_clks[MSTP320]),
 	CLKDEV_DEV_ID("sh_mobile_sdhi.0",	&mstp_clks[MSTP314]),
-	CLKDEV_DEV_ID("e6850000.sdhi",          &mstp_clks[MSTP314]),
+	CLKDEV_DEV_ID("e6850000.sd",		&mstp_clks[MSTP314]),
 	CLKDEV_DEV_ID("sh_mobile_sdhi.1",	&mstp_clks[MSTP313]),
-	CLKDEV_DEV_ID("e6860000.sdhi",          &mstp_clks[MSTP313]),
+	CLKDEV_DEV_ID("e6860000.sd",		&mstp_clks[MSTP313]),
 	CLKDEV_DEV_ID("sh_mmcif",		&mstp_clks[MSTP312]),
-	CLKDEV_DEV_ID("e6bd0000.mmcif",         &mstp_clks[MSTP312]),
+	CLKDEV_DEV_ID("e6bd0000.mmc",		&mstp_clks[MSTP312]),
 	CLKDEV_DEV_ID("r8a7740-gether",		&mstp_clks[MSTP309]),
 	CLKDEV_DEV_ID("e9a00000.sh-eth",	&mstp_clks[MSTP309]),
 	CLKDEV_DEV_ID("renesas-tpu-pwm",	&mstp_clks[MSTP304]),
 	CLKDEV_DEV_ID("e6600000.pwm",		&mstp_clks[MSTP304]),
 
 	CLKDEV_DEV_ID("sh_mobile_sdhi.2",	&mstp_clks[MSTP415]),
-	CLKDEV_DEV_ID("e6870000.sdhi",          &mstp_clks[MSTP415]),
+	CLKDEV_DEV_ID("e6870000.sd",		&mstp_clks[MSTP415]),
 
 	/* ICK */
 	CLKDEV_ICK_ID("host",	"renesas_usbhs",	&mstp_clks[MSTP416]),