arm: dts: dra72-evm-common: Add entries for the CSI2 cameras

Add device nodes for CSI2 camera board OV5640.
Add the CAL port nodes with the necessary linkage to the ov5640 nodes.
Signed-off-by: Benoit Parrot <bparrot@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/dra72-evm-common.dtsi

@@ -187,6 +187,12 @@ vmmcwl_fixed: fixedregulator-mmcwl {
 		gpio = <&gpio5 8 GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 	};
+
+	clk_ov5640_fixed: clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <24000000>;
+	};
 };
 
 &dra7_pmx_core {
@@ -269,6 +275,23 @@ p1 {
 			line-name = "vin6_sel_s0";
 		};
 	};
+
+	ov5640@3c {
+		compatible = "ovti,ov5640";
+		reg = <0x3c>;
+
+		clocks = <&clk_ov5640_fixed>;
+		clock-names = "xclk";
+
+		port {
+			csi2_cam0: endpoint {
+				remote-endpoint = <&csi2_phy0>;
+				clock-lanes = <0>;
+				data-lanes = <1 2>;
+			};
+		};
+	};
+
 };
 
 &uart1 {
@@ -580,3 +603,11 @@ mbox_ipu2_ipc3x: mbox_ipu2_ipc3x {
 &pcie1_rc {
 	status = "okay";
 };
+
+&csi2_0 {
+	csi2_phy0: endpoint {
+		remote-endpoint = <&csi2_cam0>;
+		clock-lanes = <0>;
+		data-lanes = <1 2>;
+	};
+};