ARM: tegra: Add Tegra124 HDMI support

Add a device node for the HDMI controller found on Tegra124.
Signed-off-by: NThierry Reding <treding@nvidia.com>
Signed-off-by: NStephen Warren <swarren@nvidia.com>

arch/arm/boot/dts/tegra124.dtsi

@@ -51,6 +51,18 @@
 			nvidia,head = <1>;
 		};
 
+		hdmi@0,54280000 {
+			compatible = "nvidia,tegra124-hdmi";
+			reg = <0x0 0x54280000 0x0 0x00040000>;
+			interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&tegra_car TEGRA124_CLK_HDMI>,
+				 <&tegra_car TEGRA124_CLK_PLL_D2_OUT0>;
+			clock-names = "hdmi", "parent";
+			resets = <&tegra_car 51>;
+			reset-names = "hdmi";
+			status = "disabled";
+		};
+
 		sor@0,54540000 {
 			compatible = "nvidia,tegra124-sor";
 			reg = <0x0 0x54540000 0x0 0x00040000>;