ARM: shmobile: bockw: add SDHI support on DTS

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-bockw-reference.dts

@@ -80,4 +80,19 @@ mmc_pins: mmc {
 		renesas,groups = "mmc_data8", "mmc_ctrl";
 		renesas,function = "mmc";
 	};
+
+	sdhi0_pins: sdhi0 {
+		renesas,groups = "sdhi0_data4", "sdhi0_ctrl",
+				  "sdhi0_cd", "sdhi0_wp";
+		renesas,function = "sdhi0";
+	};
+};
+
+&sdhi0 {
+	pinctrl-0 = <&sdhi0_pins>;
+	pinctrl-names = "default";
+
+	vmmc-supply = <&fixedregulator3v3>;
+	bus-width = <4>;
+	status = "okay";
 };