ARM: tegra: beaver: Enable HDMI output

Enable the HDMI output as well as DDC and hotplug detection on Beaver.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>

arch/arm/boot/dts/tegra30-beaver.dts

@@ -10,6 +10,19 @@ memory {
 		reg = <0x80000000 0x7ff00000>;
 	};
 
+	host1x {
+		hdmi {
+			status = "okay";
+
+			vdd-supply = <&sys_3v3_reg>;
+			pll-supply = <&vio_reg>;
+
+			nvidia,hpd-gpio =
+				<&gpio TEGRA_GPIO(N, 7) GPIO_ACTIVE_HIGH>;
+			nvidia,ddc-i2c-bus = <&hdmiddc>;
+		};
+	};
+
 	pinmux {
 		pinctrl-names = "default";
 		pinctrl-0 = <&state_default>;
@@ -107,7 +120,7 @@ i2c@7000c500 {
 		clock-frequency = <100000>;
 	};
 
-	i2c@7000c700 {
+	hdmiddc: i2c@7000c700 {
 		status = "okay";
 		clock-frequency = <100000>;
 	};