ARM: dts: bcm2708-rpi: Define the downstream MMC interfaces at one place

In order to keep downstream definition of the MMC interfaces separate
and independent from upstream changes, add them to bcm2708-rpi.dtsi.

Signed-off-by: Stefan Wahren <wahrenst@gmx.net>

arch/arm/boot/dts/bcm2708-rpi.dtsi

@@ -125,13 +125,23 @@
 	firmware = <&firmware>;
 };
 
+&sdhci {
+	pinctrl-names = "default";
+	pinctrl-0 = <&emmc_gpio48>;
+	bus-width = <4>;
+};
+
 sdhost_pins: &sdhost_gpio48 {
 	/* Add alias */
 };
 
 &sdhost {
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdhost_gpio48>;
+	bus-width = <4>;
 	brcm,overclock-50 = <0>;
 	brcm,pio-limit = <1>;
+	status = "okay";
 };
 
 &cpu_thermal {