Camera

Taking M5-R1 as an example, this board supports connecting 1 MIPI camera.

Currently, this board has adapted the OV5695 MIPI camera.

1. MIPI Camera DTS Configuration

• arch/arm64/boot/dts/rockchip/rk3568-toybrick-x0.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
 *
 */


&csi2_dphy0 {
        status = "okay";

        ports {
                #address-cells = <1>;
                #size-cells = <0>;
                port@0 {
                        reg = <0>;
                        #address-cells = <1>;
                        #size-cells = <0>;

                        mipi_in_ucam0: endpoint@1 {
                                reg = <1>;
                                remote-endpoint = <&ov5695_out>;
                                data-lanes = <1 2>;
                        };
                };
                port@1 {
                        reg = <1>;
                        #address-cells = <1>;
                        #size-cells = <0>;

                        csidphy0_out: endpoint@0 {
                                reg = <0>;
                                remote-endpoint = <&mipi0_csi2_input>;
                        };
                };
        };
};


&i2c3 {
        status = "okay";
        ov5695: ov5695@36 {
                status = "okay";
                compatible = "ovti,ov5695";
                reg = <0x36>;
                clocks = <&cru CLK_MIPI_CAMARAOUT_M3>;
                clock-names = "xvclk";
                pinctrl-names = "default";
                pinctrl-0 = <&mipim0_camera3_clk>;
                power-domains = <&power RK3588_PD_VI>;
                reset-gpios = <&gpio2 RK_PB5 GPIO_ACTIVE_LOW>;
                pwdn-gpios = <&gpio2 RK_PB4 GPIO_ACTIVE_LOW>;
                rockchip,camera-module-index = <0>;
                rockchip,camera-module-facing = "back";
                rockchip,camera-module-name = "TongJu";
                rockchip,camera-module-lens-name = "CHT842-MD";
                port {
                        ov5695_out: endpoint {
                                remote-endpoint = <&mipi_in_ucam0>;
                                data-lanes = <1 2>;
                        };
                };
        };
};

&csi2_dphy0_hw {
        status = "okay";
};

&mipi0_csi2 {
        status = "okay";

        ports {
                #address-cells = <1>;
                #size-cells = <0>;

                port@0 {
                        reg = <0>;
                        #address-cells = <1>;
                        #size-cells = <0>;

                        mipi0_csi2_input: endpoint@1 {
                                reg = <1>;
                                remote-endpoint = <&csidphy0_out>;
                        };
                };

                port@1 {
                        reg = <1>;
                        #address-cells = <1>;
                        #size-cells = <0>;

                        mipi0_csi2_output: endpoint@0 {
                                reg = <0>;
                                remote-endpoint = <&cif_mipi_in0>;
                        };
                };
        };
};

&rkcif {
        status = "okay";
};


&rkcif_mmu {
        status = "okay";
};


&rkcif_mipi_lvds2 {
        status = "okay";

        port {
                cif_mipi_in0: endpoint {
                        remote-endpoint = <&mipi0_csi2_output>;
                };
        };
};


&rkcif_mipi_lvds2_sditf {
        status = "okay";

        port {
                mipi_lvds2_sditf: endpoint {
                        remote-endpoint = <&isp0_vir0>;
                };
        };
};


&rkisp0 {
        status = "okay";
};

&isp0_mmu {
        status = "okay";
};

&rkisp0_vir0 {
        status = "okay";

        port {
                #address-cells = <1>;
                #size-cells = <0>;

                isp0_vir0: endpoint@0 {
                        reg = <0>;
                        remote-endpoint = <&mipi_lvds2_sditf>;
                };
        };
};