arm64: dts: rockchip: rock5bp: add dual-camera support

Add dual camera support. Note, that this is a HACK and should only
be used for testing purposes like this. Also this is untested right
now, since I do not yet have the hardware.

arch/arm64/boot/dts/rockchip/rk3588-rock-5b-imx415-port2.dtsi

+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2022 Rockchip Electronics Co., Ltd.
+ * Adapted from the overlay for port1 using the 5B+ schematics
+ *
+ */
+
+/ {
+	compatible = "radxa,rock-5b-plus", "rockchip,rk3588";
+};
+
+&i2c4 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c4m1_xfer>;
+
+	imx415_2: imx415@1a {
+		status = "okay";
+		compatible = "sony,imx415";
+		reg = <0x1a>;
+		clocks = <&cru CLK_MIPI_CAMARAOUT_M4>;
+		clock-names = "xvclk";
+		pinctrl-names = "default";
+		pinctrl-0 = <&mipim0_camera4_clk>;
+		power-domains = <&power RK3588_PD_VI>;
+		pwdn-gpios = <&gpio2 RK_PA6 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&gpio2 RK_PB0 GPIO_ACTIVE_LOW>;
+		rockchip,camera-module-index = <0>;
+		rockchip,camera-module-facing = "back";
+		rockchip,camera-module-name = "RADXA-CAMERA-4K";
+		rockchip,camera-module-lens-name = "DEFAULT";
+		port {
+			imx415_2_out0: endpoint {
+				remote-endpoint = <&mipidphy4_in_ucam0>;
+				data-lanes = <1 2 3 4>;
+			};
+		};
+	};
+};
+
+&csi2_dphy1_hw {
+	status = "okay";
+};
+
+&csi2_dphy3 {
+	status = "okay";
+
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			mipidphy4_in_ucam0: endpoint@1 {
+				reg = <1>;
+				remote-endpoint = <&imx415_2_out0>;
+				data-lanes = <1 2 3 4>;
+			};
+		};
+
+		port@1 {
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			csidphy4_out: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&mipi4_csi2_input>;
+			};
+		};
+	};
+};
+
+&mipi4_csi2 {
+	status = "okay";
+
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			mipi4_csi2_input: endpoint@1 {
+				reg = <1>;
+				remote-endpoint = <&csidphy4_out>;
+			};
+		};
+
+		port@1 {
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			mipi4_csi2_output: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&cif_mipi4_in0>;
+			};
+		};
+	};
+};
+
+&rkcif {
+	status = "okay";
+};
+
+&rkcif_mipi_lvds4 {
+	status = "okay";
+
+	port {
+		cif_mipi4_in0: endpoint {
+			remote-endpoint = <&mipi4_csi2_output>;
+		};
+	};
+};
+
+&rkcif_mipi_lvds4_sditf {
+	status = "okay";
+
+	port {
+		mipi_lvds4_sditf: endpoint {
+			remote-endpoint = <&isp1_vir1>;
+		};
+	};
+};
+
+&rkcif_mmu {
+	status = "okay";
+};
+
+&rkisp1 {
+	status = "okay";
+};
+
+&isp1_mmu {
+	status = "okay";
+};
+
+&rkisp1_vir1 {
+	status = "okay";
+
+	port {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		isp1_vir1: endpoint@0 {
+			reg = <0>;
+			remote-endpoint = <&mipi_lvds4_sditf>;
+		};
+	};
+};

arch/arm64/boot/dts/rockchip/rk3588-rock-5b-plus.dts

@@ -19,6 +19,8 @@
 #include "rk3588.dtsi"
 #include "rk3588-rk806-single.dtsi"
 #include "rk3588-linux.dtsi"
+#include "rk3588-rock-5b-imx415.dtsi"
+#include "rk3588-rock-5b-imx415-port2.dtsi"
 
 / {
 	model = "Radxa ROCK 5B+";