ARM: dts: rockchip: add rk3288 edp-phy node

Add the core device node of the edp-phy on rk3288 socs.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Douglas Anderson <dianders@chromium.org>

arch/arm/boot/dts/rk3288.dtsi

@@ -201,6 +201,15 @@ xin24m: oscillator {
 		#clock-cells = <0>;
 	};
 
+	edp_phy: edp-phy {
+		compatible = "rockchip,rk3288-dp-phy";
+		clocks = <&cru SCLK_EDP_24M>;
+		clock-names = "24m";
+		rockchip,grf = <&grf>;
+		#phy-cells = <0>;
+		status = "disabled";
+	};
+
 	timer {
 		compatible = "arm,armv7-timer";
 		arm,cpu-registers-not-fw-configured;