Rockchip VI 驱动完整指南：ISP、VICAP、传感器与摄像头调试

  cam_ircut0: cam_ircut {
      status = "okay";
      compatible = "rockchip,ircut";
      ircut-open-gpios = <&gpio2 RK_PA7 GPIO_ACTIVE_HIGH>;
      ircut-close-gpios = <&gpio2 RK_PA6 GPIO_ACTIVE_HIGH>;
      rockchip,camera-module-index = <1>;
      rockchip,camera-module-facing = "front";
  };
  os04a10: os04a10@36 {
      // Need to be consistent with the matching string in the driver
      compatible = "ovti,os04a10";
      reg = <0x36>;// sensor I2CDevice address, 7 bits
      clocks = <&cru CLK_MIPICSI_OUT>;// sensor clickinConfiguration
      clock-names = "xvclk";
      power-domains = <&power RV1126_PD_VI>;
      pinctrl-names = "rockchip,camera_default";
      pinctrl-0 = <&mipi_csi_clk0>;// pinctl Set up
      //power supply
      avdd-supply = <&vcc_avdd>;
      dovdd-supply = <&vcc_dovdd>;
      dvdd-supply = <&vcc_dvdd>;
      // power Pin assignment and effective level
      pwdn-gpios = <&gpio1 RK_PD4 GPIO_ACTIVE_HIGH>;
      // Module number, this number should not be repeated
      rockchip,camera-module-index = <1>;
      // Module orientation which are "back" and "front"
      rockchip,camera-module-facing = "front";
      // name of moudle
      rockchip,camera-module-name = "CMK-OT1607-FV1";
      // lens name
      rockchip,camera-module-lens-name = "M12-4IR-4MP-F16";
      //ir cut device
      ir-cut = <&cam_ircut0>;
      port {
          ucam_out0: endpoint {
              // mipi dphy port
              remote-endpoint = <&mipi_in_ucam0>;
              // number of mipi lane，1lane is <1>, 4lanei s <1 2 3 4>
              data-lanes = <1 2 3 4>;
          };
      };
   };
  &csi_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>;
                  // The port name of the sensor
                  remote-endpoint = <&ucam_out0>;
                  // mipi lane number，1lane is <1>, 4lane is <1 2 3 4>
                  data-lanes = <1 2 3 4>;
              };
          };
          port@1 {
              reg = <1>;
              #address-cells = <1>;
              #size-cells = <0>;
              csidphy0_out: endpoint@0 {
                  reg = <0>;
                  // name of isp port
                  remote-endpoint = <&isp_in>;
              };
          };
      };
  };
  &rkisp {
      status = "okay";
  };
  &rkisp_vir0 {
      status = "okay";
      ports {
          #address-cells = <1>;
          #size-cells = <0>;
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              isp_in: endpoint@0 {
                  reg = <0>;
                  // name of mipi dphy port
                  remote-endpoint = <&csidphy0_out>;
              };
          };
          port@1 {
              reg = <1>;
              #address-cells = <1>;
              #size-cells = <0>;
              isp0_out: endpoint@1 {
                  reg = <1>;
                  // ispp port name, isp output to ispp
                  remote-endpoint = <&ispp0_in>;
              };
          };
      };
  };
  &rkispp {
      status = "okay";
  };
  &rkispp_vir0 {
      status = "okay";
      port {
          #address-cells = <1>;
          #size-cells = <0>;
          Ispp0_in: endpoint@0 {
              reg = <0>;
              // isp port name, ispp input
              remote-endpoint = <&isp0_out>;
          };
      };
  };

      /* full mode: lane0-3 */
      gc8034: gc8034@37 {
          //Need to be consistent with the matching string in the driver
          compatible = "galaxycore,gc8034";
          status = "okay";
          // sensor I2C device address, 7 bits
          reg = <0x37>;
          // sensor mclk Source configuration
          clocks = <&cru CLK_CIF_OUT>;
          clock-names = "xvclk";
          //sensor Related power domain enable
          power-domains = <&power RK3568_PD_VI>;
          //sensor mclk pinctl set up
          pinctrl-names = "default";
          pinctrl-0 = <&cif_clk>;
          // resetPin assignment and effective level
          reset-gpios = <&gpio3 RK_PA6 GPIO_ACTIVE_LOW>;
          // powerdownPin assignment and effective level
          pwdn-gpios = <&gpio4 RK_PB2 GPIO_ACTIVE_LOW>;
          // Module number, this number should not be repeated
          rockchip,camera-module-index = <0>;
          // Module orientation, there are "back" and "front"
          rockchip,camera-module-facing = "back";
          // moudle name
          rockchip,camera-module-name = "RK-CMK-8M-2-v1";
          // lens name
          rockchip,camera-module-lens-name = "CK8401";
          port {
              gc8034_out: endpoint {
                  // csi2 dphy port name
                  remote-endpoint = <&dphy0_in>;
                  // csi2 dphy lane number，1lane is <1>, 4lane is <1 2 3 4>
                  data-lanes = <1 2 3 4>;
              };
          };
      };
      &csi2_dphy_hw {
         status = "okay";
      };
      &csi2_dphy0 {
          //csi2_dphy0 is not used simultaneously with csi2_dphy1/csi2_dphy2, mutually exclusive
          status = "okay";
          /*
           * dphy0 only used for full mode,
           * full mode and split mode are mutually exclusive
           */
          ports {
              #address-cells = <1>;
              #size-cells = <0>;
              port@0 {
                  reg = <0>;
                  #address-cells = <1>;
                  #size-cells = <0>;
                  dphy0_in: endpoint@1 {
                      reg = <1>;
                      // The port name of the sensor
                      remote-endpoint = <&gc8034_out>;
                      // csi2 dphy lane number
                      data-lanes = <1 2 3 4>;
                  };
              };
              port@1 {
                  reg = <1>;
                  #address-cells = <1>;
                  #size-cells = <0>;
                  dphy0_out: endpoint@1 {
                      reg = <1>;
                      // The port name of the isp
                      remote-endpoint = <&isp0_in>;
                  };
              };
          };
      };
  &rkisp {
      status = "okay";
  };
  &rkisp_mmu {
      status = "okay";
  };
  &rkisp_vir0 {
      status = "okay";
      port {
          #address-cells = <1>;
          #size-cells = <0>;
          isp0_in: endpoint@0 {
              reg = <0>;
              // The port name of csi2 dphy
              remote-endpoint = <&dphy0_out>;
          };
      };
  };

  os04a10: os04a10@36 {
          // Need to be consistent with the matching string in the driver
          compatible = "ovti,os04a10";
          // sensor I2C device address, 7 bits
          reg = <0x36>;
          // sensor mclkSource configuration
          clocks = <&cru CLK_MIPICSI_OUT>;
          clock-names = "xvclk";
          //sensor Related power domain enable
          power-domains = <&power RV1126_PD_VI>;
          avdd-supply = <&vcc_avdd>;
          dovdd-supply = <&vcc_dovdd>;
          dvdd-supply = <&vcc_dvdd>;
          //sensor mclk pinctlset up
          pinctrl-names = "rockchip,camera_default";
          pinctrl-0 = <&mipicsi_clk0>;
          // powerdownPin assignment and effective level
          pwdn-gpios = <&gpio1 RK_PD4 GPIO_ACTIVE_HIGH>;
          // Module number, this number should not be repeated
          rockchip,camera-module-index = <1>;
          // Module orientation, there are "back" and "front"
          rockchip,camera-module-facing = "front";
          // module name
          rockchip,camera-module-name = "CMK-OT1607-FV1";
          // lens name
          rockchip,camera-module-lens-name = "M12-40IRC-4MP-F16";
          // ircut name
          ir-cut = <&cam_ircut0>;
          port {
              ucam_out0: endpoint {
                  // csi2 dphy port name
                  remote-endpoint = <&mipi_in_ucam0>;
                  // csi2 dphy lane number，1lane is <1>, 4lane is  <1 2 3 4>
                  data-lanes = <1 2 3 4>;
              };
          };
      };
  &csi_dphy0 {
      //csi2_dphy0 is not simultaneous use with csi2_dphy1/csi2_dphy2 , mutually exclusive
      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>;
                  // The port name of the sensor
                  remote-endpoint = <&ucam_out0>;
                  // csi2 dphy lane number
                  data-lanes = <1 2 3 4>;
              };
          };
          port@1 {
              reg = <1>;
              #address-cells = <1>;
              #size-cells = <0>;
              csidphy0_out: endpoint@0 {
                  reg = <0>;
                  // csi2 host port name
                  remote-endpoint = <&mipi_csi2_input>;
              };
          };
      };
  };
  &mipi_csi2 {
      status = "okay";
      ports {
          #address-cells = <1>;
          #size-cells = <0>;
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              mipi_csi2_input: endpoint@1 {
                  reg = <1>;
                  // csi2 dphy port name
                  remote-endpoint = <&csidphy0_out>;
                  // csi2 host lane number
                  data-lanes = <1 2 3 4>;
              };
          };
          port@1 {
              reg = <1>;
              #address-cells = <1>;
              #size-cells = <0>;
              mipi_csi2_output: endpoint@0 {
                  reg = <0>;
                  // Port name on the vicap side
                  remote-endpoint = <&cif_mipi_in>;
                  // csi2 host lane number
                  data-lanes = <1 2 3 4>;
              };
          };
      };
  };
  &rkcif_mipi_lvds {
      status = "okay";
      port {
          /* MIPI CSI-2 endpoint */
          cif_mipi_in: endpoint {
              // csi2 hostport name
              remote-endpoint = <&mipi_csi2_output>;
              // vicap lane number
              data-lanes = <1 2 3 4>;
          };
      };
  };
  &rkcif_mipi_lvds_sditf {
      status = "okay";
      port {
          /* sditf endpoint */
          mipi_lvds_sditf: endpoint {
              //isp Virtual device port name
              remote-endpoint = <&isp_in>;
              //mipi csi2 dphy lane number, consistent with sensor
              data-lanes = <1 2 3 4>;
          };
      };
  };
  &rkisp {
      status = "okay";
  };
  &rkisp_vir0 {
      status = "okay";
      ports {
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              isp_in: endpoint@0 {
                  reg = <0>;
                  //Endpoint name of vicap sditf
                  remote-endpoint = <&mipi_lvds_sditf>;
              };
          };
      };
  };

  /* split mode: lane:2/3 */
  gc5025: gc5025@37 {
          status = "okay";
          // Need to be consistent with the matching string in the driver
          compatible = "galaxycore,gc5025";
          // sensor I2C device address, 7 bits
          reg = <0x37>;
          // sensor mclkSource configuration
          clocks = <&pmucru CLK_WIFI>;
          clock-names = "xvclk";
          //sensor mclk pinctlset up
          pinctrl-names = "default";
          pinctrl-0 = <&refclk_pins>;
          // resetPin assignment and effective level
          reset-gpios = <&gpio3 RK_PA5 GPIO_ACTIVE_LOW>;
          // powerdownPin assignment and effective level
          pwdn-gpios = <&gpio3 RK_PB0 GPIO_ACTIVE_LOW>;
          //sensor Related power domain enable
          power-domains = <&power RK3568_PD_VI>;
          /*power-gpios = <&gpio0 RK_PC1 GPIO_ACTIVE_HIGH>;*/
          // Module number, this number should not be repeated
          rockchip,camera-module-index = <1>;
          // Module orientation, there are "back" and "front"
          rockchip,camera-module-facing = "front";
          // module name
          rockchip,camera-module-name = "TongJu";
          // lens name
          rockchip,camera-module-lens-name = "CHT842-MD";
          port {
              gc5025_out: endpoint {
                  // csi2 dphy port name
                  remote-endpoint = <&dphy2_in>;
                  // csi2 dphy lane name，2lane is <1 2>, 4lane is <1 2 3 4>
                  data-lanes = <1 2>;
              };
          };
  };
   &csi2_dphy_hw {
          status = "okay";
   };
  &csi2_dphy2 {
      //csi2_dphy0 is not used simultaneously with csi2_dphy1/csi2_dphy2, mutually
  exclusivee;can be used in parallel with csi2_dphy1
      status = "okay";
      /*
       * dphy2 only used for split mode,
       * can be used  concurrently  with dphy1
       * full mode and split mode are mutually exclusive
       */
      ports {
          #address-cells = <1>;
          #size-cells = <0>;
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              dphy2_in: endpoint@1 {
                  reg = <1>;
                  // The port name of the sensor
                  remote-endpoint = <&gc5025_out>;
                  // csi2 dphy lane name
                  data-lanes = <1 2>;
              };
          };
          port@1 {
              reg = <1>;
              #address-cells = <1>;
              #size-cells = <0>;
              dphy2_out: endpoint@1 {
                  reg = <1>;
                  // csi2 host port name
                  remote-endpoint = <&mipi_csi2_input>;
              };
          };
      };
  };
  &mipi_csi2 {
      status = "okay";
      ports {
          #address-cells = <1>;
          #size-cells = <0>;
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              mipi_csi2_input: endpoint@1 {
                  reg = <1>;
                  // csi2 dphy port name
                  remote-endpoint = <&dphy2_out>;
                  // csi2 host lane number
                  data-lanes = <1 2>;
              };
          };
          port@1 {
              reg = <1>;
              #address-cells = <1>;
              #size-cells = <0>;
              mipi_csi2_output: endpoint@0 {
                  reg = <0>;
                  // vicapport name
                  remote-endpoint = <&cif_mipi_in>;
                  // csi2 host lane number
                  data-lanes = <1 2>;
              };
          };
      };
  };
  &rkcif_mipi_lvds {
      status = "okay";
      port {
          cif_mipi_in: endpoint {
              // csi2 hostport name
              remote-endpoint = <&mipi_csi2_output>;
              // vicap lane number
              data-lanes = <1 2>;
          };
      };
  };
  &rkcif_mipi_lvds_sditf {
      status = "okay";
      port {
          /* MIPI CSI-2 endpoint */
          mipi_lvds_sditf: endpoint {
              //isp Virtual device port name
              remote-endpoint = <&isp_in>;
              //mipi csi2 dphy lane number，consistent with sensor
              data-lanes = <1 2>;
          };
      };
  };
  &rkisp {
      status = "okay";
  };
  &rkisp_vir0 {
      status = "okay";
      ports {
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              isp_in: endpoint@0 {
                  reg = <0>;
                  //vicap mipi sditf port name
                  remote-endpoint = <&mipi_lvds_sditf>;
              };
          };
      };
  };

  imx327: imx327@1a {
          // Need to be consistent with the matching string in the driver
          compatible = "sony,imx327";
          // sensor I2C device address, 7 bits
          reg = <0x1a>;
          // sensor mclkSource configuration
          clocks = <&cru CLK_MIPICSI_OUT>;
          clock-names = "xvclk";
          //sensor Related power domain enable
          power-domains = <&power RV1126_PD_VI>;
          avdd-supply = <&vcc_avdd>;
          dovdd-supply = <&vcc_dovdd>;
          dvdd-supply = <&vcc_dvdd>;
          //sensor mclk pinctlset up
          pinctrl-names = "default";
          pinctrl-0 = <&mipicsi_clk0>;
          // powerdownPin assignment and effective level
          pwdn-gpios = <&gpio3 RK_PA6 GPIO_ACTIVE_HIGH>;
          // resetPin assignment and effective level
          reset-gpios = <&gpio1 RK_PD5 GPIO_ACTIVE_HIGH>;
          // Module number, this number should not be repeated
          rockchip,camera-module-index = <1>;
          // Module orientation, there are "back" and "front"
          rockchip,camera-module-facing = "front";
          // module name
          rockchip,camera-module-name = "CMK-OT1607-FV1";
          // lens name
          rockchip,camera-module-lens-name = "M12-4IR-4MP-F16";
          // ircut name
          ir-cut = <&cam_ircut0>;
          port {
              ucam_out0: endpoint {
                  // csi2 dphy port name
                  remote-endpoint = <&mipi_in_ucam0>;
                  // lvds lane number，1lane is <1>, 4lane is <4>，must be specified
                  data-lanes = <4>;
                  // Type of lvds interface, must be specified
                  bus-type = <3>;
              };
          };
  };
  &csi_dphy0 {
      //csi2_dphy0 is not simultaneous use with csi2_dphy1/csi2_dphy2, mutually exclusive
      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>;
                  // The port name of the sensor
                  remote-endpoint = <&ucam_out0>;
                  // lvds lane number，1lane is <1>, 4lane is <4>，must be specified
                  data-lanes = <4>;
                  // Type of lvds interface, must be specified
                  bus-type = <3>;
              };
          };
          port@1 {
              reg = <1>;
              #address-cells = <1>;
              #size-cells = <0>;
              csidphy0_out: endpoint@0 {
                  reg = <0>;
                  // vicap liteport name
                  remote-endpoint = <&cif_lite_lvds_in>;
                  // lvds lane number，1lane is <1>, 4lane is <4>，must be specified
                  data-lanes = <4>;
                  // Type of lvds interface, must be specified
                  bus-type = <3>;
              };
          };
      };
  };
  &rkcif_lite_mipi_lvds {
      status = "okay";
      port {
          /* lvds endpoint */
          cif_lite_lvds_in: endpoint {
              // csi2 dphy port name
              remote-endpoint = <&csidphy0_out>;
              //csi2 dphy lvds lane name，1lane is <1>, 4lane is <4>，must be specified
              data-lanes = <4>;
              //Type of lvds interface, must be specified
              bus-type = <3>;
          };
      };
  };
  &rkcif_lite_sditf {
      status = "okay";
      port {
          /* lvds endpoint */
          lite_sditf: endpoint {
              //isp Virtual device port name
              remote-endpoint = <&isp_in>;
              //csi2 dphy lane number， consistent with sensor
              data-lanes = <4>;
          };
      };
  };
  &rkisp {
      status = "okay";
  };
  &rkisp_vir0 {
      status = "okay";
      ports {
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              isp_in: endpoint@0 {
                  reg = <0>;
                  //lite vicap lvds sditf port name
                  remote-endpoint = <&lite_sditf>;
              };
          };
      };
  };

  static int ar0230_g_mbus_config(struct v4l2_subdev *sd,
                  struct v4l2_mbus_config *config)
  {
      config->type = V4L2_MBUS_PARALLEL;
      config->flags = V4L2_MBUS_HSYNC_ACTIVE_HIGH |
              V4L2_MBUS_VSYNC_ACTIVE_HIGH |
              V4L2_MBUS_PCLK_SAMPLE_FALLING;
      return 0;
  }

  ar0230: ar0230@10 {
          // Need to be consistent with the matching string in the driver
          compatible = "aptina,ar0230";
          // sensor I2C device address, 7 bits
          reg = <0x10>;
          // sensor mclkSource configuration
          clocks = <&cru CLK_CIF_OUT>;
          clock-names = "xvclk";
          //sensor Related power domain enable
          avdd-supply = <&vcc_avdd>;
          dovdd-supply = <&vcc_dovdd>;
          dvdd-supply = <&vcc_dvdd>;
          power-domains = <&power RV1126_PD_VI>;
          // powerdownPin assignment and effective level
          pwdn-gpios = <&gpio2 RK_PA6 GPIO_ACTIVE_HIGH>;
          /*reset-gpios = <&gpio2 RK_PC5 GPIO_ACTIVE_HIGH>;*/
          //Configure dvp related data pins and clock pins
          pinctrl-names = "default";
          pinctrl-0 = <&cifm0_dvp_ctl>;
          // Module number, this number should not be repeated
          rockchip,camera-module-index = <0>;
          // Module orientation, there are "back" and "front"
          rockchip,camera-module-facing = "back";
          // module name
          rockchip,camera-module-name = "CMK-OT0836-PT2";
          // lens name
          rockchip,camera-module-lens-name = "YT-2929";
          port {
              cam_para_out1: endpoint {
                  remote-endpoint = <&cif_para_in>;
              };
          };
  };
  &rkcif_dvp {
      status = "okay";
      port {
          /* Parallel bus endpoint */
          cif_para_in: endpoint {
              //sensor port endpoint name
              remote-endpoint = <&cam_para_out1>;
              //Sensor configuration parameters
              bus-width = <12>;
              hsync-active = <1>;
              vsync-active = <1>;
              pclk-sample = <0>;
          };
      };
  };
  &rkcif_dvp_sditf {
      status = "okay";
      port {
          /* parallel endpoint */
          dvp_sditf: endpoint {
              //isp Virtual device port name
              remote-endpoint = <&isp_in>;
              //Sensor configuration parameters
              bus-width = <12>;
              hsync-active = <1>;
              vsync-active = <1>;
              pclk-sample = <0>;
          };
      };
  };
  &rkisp {
      status = "okay";
  };
  &rkisp_vir0 {
      status = "okay";
      ports {
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              isp_in: endpoint@0 {
                  reg = <0>;
                  //dvp sditf port name
                  remote-endpoint = <&dvp_sditf>;
              };
          };
      };
  };

  static int avafpga_g_mbus_config(struct v4l2_subdev *sd,
                  struct v4l2_mbus_config *config)
  {
      config->type = V4L2_MBUS_BT656;
      config->flags = V4L2_MBUS_PCLK_SAMPLE_RISING;
      return 0;
  }

  static int avafpga_querystd(struct v4l2_subdev *sd, v4l2_std_id *std)
  {
      *std = V4L2_STD_ATSC;
      return 0;
  }

  avafpga: avafpga@70 {
      // Need to be consistent with the matching string in the driver
      compatible = "ava,fpga";
      // sensor I2C device address, 7 bits
      reg = <0x10>;
      // sensor mclkSource configuration
      clocks = <&cru CLK_CIF_OUT>;
      clock-names = "xvclk";
      //sensor Related power domain enable
      avdd-supply = <&vcc_avdd>;
      dovdd-supply = <&vcc_dovdd>;
      dvdd-supply = <&vcc_dvdd>;
      // powerdownPin assignment and effective level
      power-domains = <&power RV1126_PD_VI>;
      pwdn-gpios = <&gpio2 RK_PA6 GPIO_ACTIVE_HIGH>;
      /*reset-gpios = <&gpio2 RK_PC5 GPIO_ACTIVE_HIGH>;*/
      //Configure dvp related data pins and clock pins
      pinctrl-names = "default";
      pinctrl-0 = <&cifm0_dvp_ctl>;
      // Module number, this number should not be repeated
      rockchip,camera-module-index = <0>;
      // Module orientation, there are "back" and "front"
      rockchip,camera-module-facing = "back";
      // module name
      rockchip,camera-module-name = "CMK-OT0836-PT2";
      // lens name
      rockchip,camera-module-lens-name = "YT-2929";
      port {
          cam_para_out2: endpoint {
              remote-endpoint = <&cif_para_in>;
          };
      };
  };
  &rkcif_dvp {
      status = "okay";
      port {
          /* Parallel bus endpoint */
          cif_para_in: endpoint {
              //sensor port endpoint name
              remote-endpoint = <&cam_para_out2>;
              //Sensor configuration parameters，Optional
              bus-width = <16>;
              pclk-sample = <1>;
          };
      };
  };
  &rkcif_dvp_sditf {
      status = "okay";
      port {
          /* parallel endpoint */
          dvp_sditf: endpoint {
              //isp Virtual device port name
              remote-endpoint = <&isp_in>;
              bus-width = <16>;
              pclk-sample = <1>;
          };
      };
  };
  &rkisp {
      status = "okay";
  };
  &rkisp_vir0 {
      status = "okay";
      ports {
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              isp_in: endpoint@0 {
                  reg = <0>;
                  //dvp sditf port name
                  remote-endpoint = <&dvp_sditf>;
              };
          };
      };
  };

  ov5695: ov5695@36 {
          status = "okay";
          ...
          port {
              ov5695_out: endpoint {
                  remote-endpoint = <&dphy1_in>;
                  data-lanes = <1 2>;
              };
          };
  };
  gc5025: gc5025@37 {
          status = "okay";
          ...
          port {
              gc5025_out: endpoint {
                  remote-endpoint = <&dphy2_in>;
                  data-lanes = <1 2>;
              };
          };
  };
   &csi2_dphy_hw {
          status = "okay";
   };
  &csi2_dphy1 {
      status = "okay";
      ports {
          #address-cells = <1>;
          #size-cells = <0>;
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              dphy1_in: endpoint@1 {
                  reg = <1>;
                  remote-endpoint = <&ov5695_out>;
                  data-lanes = <1 2>;
              };
          };
          port@1 {
              reg = <1>;
              #address-cells = <1>;
              #size-cells = <0>;
              dphy1_out: endpoint@1 {
                  reg = <1>;
                  remote-endpoint = <&isp0_in>;
              };
          };
      };
  };
  &csi2_dphy2 {
      status = "okay";
      ports {
          #address-cells = <1>;
          #size-cells = <0>;
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              dphy2_in: endpoint@1 {
                  reg = <1>;
                  remote-endpoint = <&gc5025_out>;
                  data-lanes = <1 2>;
              };
          };
          port@1 {
              reg = <1>;
              #address-cells = <1>;
              #size-cells = <0>;
              dphy2_out: endpoint@1 {
                  reg = <1>;
                  remote-endpoint = <&mipi_csi2_input>;
              };
          };
      };
  };
  &mipi_csi2 {
      status = "okay";
      ports {
          #address-cells = <1>;
          #size-cells = <0>;
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              mipi_csi2_input: endpoint@1 {
                  reg = <1>;
                  remote-endpoint = <&dphy2_out>;
                  data-lanes = <1 2>;
              };
          };
          port@1 {
              reg = <1>;
              #address-cells = <1>;
              #size-cells = <0>;
              mipi_csi2_output: endpoint@0 {
                  reg = <0>;
                  remote-endpoint = <&cif_mipi_in>;
                  data-lanes = <1 2>;
              };
          };
      };
  };
  &rkcif_mipi_lvds {
      status = "okay";
      port {
          cif_mipi_in: endpoint {
              remote-endpoint = <&mipi_csi2_output>;
              data-lanes = <1 2>;
          };
      };
  };
  &rkcif_mipi_lvds_sditf {
      status = "okay";
      port {
          mipi_lvds_sditf: endpoint {
              remote-endpoint = <&isp1_in>;
              data-lanes = <1 2>;
          };
      };
  };
  &rkisp {
      status = "okay";
      /* the max input w h and fps of mulit sensor */
      max-input = <2592 1944 30>;
  };
  &rkisp_vir0 {
      status = "okay";
      ports {
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              isp0_in: endpoint@0 {
                  reg = <0>;
                  remote-endpoint = <&dphy1_out>;
              };
          };
      };
  };
  &rkisp_vir1 {
      status = "okay";
      ports {
          port@0 {
              reg = <0>;
              #address-cells = <1>;
              #size-cells = <0>;
              isp1_in: endpoint@0 {
                  reg = <0>;
                  remote-endpoint = <&mipi_lvds_sditf>;
              };
          };
      };
  };

  struct i2c_driver {
      ……
      /* Standard driver model interfaces */
      int (*probe)(struct i2c_client *, const struct i2c_device_id *);
      int (*remove)(struct i2c_client *);
      ……
      struct device_driver driver;
      const struct i2c_device_id *id_table;
      ……
  };

  #if IS_ENABLED(CONFIG_OF)
  static const struct of_device_id os04a10_of_match[] = {
      { .compatible = "ovti,os04a10" },
      {},
  };
  MODULE_DEVICE_TABLE(of, os04a10_of_match);
  #endif
  static const struct i2c_device_id os04a10_match_id[] = {
      { "ovti,os04a10", 0 },
      { },
  };
  static struct i2c_driver os04a10_i2c_driver = {
      .driver = {
          .name = OS04A10_NAME,
          .pm = &os04a10_pm_ops,
          .of_match_table = of_match_ptr(os04a10_of_match),
      },
      .probe      = &os04a10_probe,
      .remove     = &os04a10_remove,
      .id_table   = os04a10_match_id,
  };
  static int __init sensor_mod_init(void)
  {
      return i2c_add_driver(&os04a10_i2c_driver);
  }
  static void __exit sensor_mod_exit(void)
  {
      i2c_del_driver(&os04a10_i2c_driver);
  }
  device_initcall_sync(sensor_mod_init);
  module_exit(sensor_mod_exit);

  struct v4l2_subdev_ops {
      const struct v4l2_subdev_core_ops   *core;
      ……
      const struct v4l2_subdev_video_ops  *video;
      ……
      const struct v4l2_subdev_pad_ops    *pad;
  };

  static const struct v4l2_subdev_ops os04a10_subdev_ops = {
      .core   = &os04a10_core_ops,
      .video  = &os04a10_video_ops,
      .pad    = &os04a10_pad_ops,
  };

  struct v4l2_subdev_core_ops {
      ……
      int (*s_power)(struct v4l2_subdev *sd, int on);
      long (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg);
  #ifdef CONFIG_COMPAT
      long (*compat_ioctl32)(struct v4l2_subdev *sd, unsigned int cmd,
          unsigned long arg);
  #endif
      ……
  };

  static const struct v4l2_subdev_core_ops os04a10_core_ops = {
      .s_power = os04a10_s_power,
      .ioctl = os04a10_ioctl,
  #ifdef CONFIG_COMPAT
      .compat_ioctl32 = os04a10_compat_ioctl32,
  #endif
  };

  struct v4l2_subdev_video_ops {
      ……
      int (*s_stream)(struct v4l2_subdev *sd, int enable);
      ……
      int (*g_frame_interval)(struct v4l2_subdev *sd,
                  struct v4l2_subdev_frame_interval *interval);
      int (*g_mbus_config)(struct v4l2_subdev *sd,
                 struct v4l2_mbus_config *cfg);
   ……
  };

  static const struct v4l2_subdev_video_ops os04a10_video_ops = {
      .s_stream = os04a10_s_stream,
      .g_frame_interval = os04a10_g_frame_interval,
      .g_mbus_config = os04a10_g_mbus_config,
  };

  struct v4l2_subdev_pad_ops {
      ……
      int (*enum_mbus_code)(struct v4l2_subdev *sd,
                 struct v4l2_subdev_pad_config *cfg,
                 struct v4l2_subdev_mbus_code_enum *code);
      int (*enum_frame_size)(struct v4l2_subdev *sd,
                  struct v4l2_subdev_pad_config *cfg,
                  struct v4l2_subdev_frame_size_enum *fse);
      int (*get_fmt)(struct v4l2_subdev *sd,
                  struct v4l2_subdev_pad_config *cfg,
                  struct v4l2_subdev_format *format);
      int (*set_fmt)(struct v4l2_subdev *sd,
                  struct v4l2_subdev_pad_config *cfg,
                  struct v4l2_subdev_format *format);
      int (*enum_frame_interval)(struct v4l2_subdev *sd,
                  struct v4l2_subdev_pad_config *cfg,
                  struct v4l2_subdev_frame_interval_enum *fie);
      int (*get_selection)(struct v4l2_subdev *sd,
                  struct v4l2_subdev_pad_config *cfg,
                  struct v4l2_subdev_selection *sel);
      ……
  };

  static const struct v4l2_subdev_pad_ops os04a10_pad_ops = {
      .enum_mbus_code = os04a10_enum_mbus_code,
      .enum_frame_size = os04a10_enum_frame_sizes,
      .enum_frame_interval = os04a10_enum_frame_interval,
      .get_fmt = os04a10_get_fmt,
      .set_fmt = os04a10_set_fmt,
  };

  struct v4l2_ctrl_ops {
      int (*s_ctrl)(struct v4l2_ctrl *ctrl);
  };

  static const struct v4l2_ctrl_ops os04a10_ctrl_ops = {
      .s_ctrl = os04a10_set_ctrl,
  };

  struct xxxx_mode {
      u32 bus_fmt;
      u32 width;
      u32 height;
      struct v4l2_fract max_fps;
      u32 hts_def;
      u32 vts_def;
      u32 exp_def;
      const struct regval *reg_list;
      u32 hdr_mode;
      u32 vc[PAD_MAX];
  };

   enum os04a10_max_pad {
      PAD0, /* link to isp */
      PAD1, /* link to csi rawwr0 | hdr x2:L x3:M */
      PAD2, /* link to csi rawwr1 | hdr    x3:L */
      PAD3, /* link to csi rawwr2 | hdr x2:M x3:S */
      PAD_MAX,
  };
  static const struct os04a10_mode supported_modes[] = {
      {
          .bus_fmt = MEDIA_BUS_FMT_SBGGR12_1X12,
          .width = 2688,
          .height = 1520,
          .max_fps = {
              .numerator = 10000,
              .denominator = 300372,
          },
          .exp_def = 0x0240,
          .hts_def = 0x05c4 * 2,
          .vts_def = 0x0984,
          .reg_list = os04a10_linear12bit_2688x1520_regs,
          .hdr_mode = NO_HDR,
          .vc[PAD0] = V4L2_MBUS_CSI2_CHANNEL_0,
      }, {
          .bus_fmt = MEDIA_BUS_FMT_SBGGR12_1X12,
          .width = 2688,
          .height = 1520,
          .max_fps = {
              .numerator = 10000,
              .denominator = 225000,
          },
          .exp_def = 0x0240,
          .hts_def = 0x05c4 * 2,
          .vts_def = 0x0658,
          .reg_list = os04a10_hdr12bit_2688x1520_regs,
          .hdr_mode = HDR_X2,
          .vc[PAD0] = V4L2_MBUS_CSI2_CHANNEL_1,
          .vc[PAD1] = V4L2_MBUS_CSI2_CHANNEL_0,//L->csi wr0
          .vc[PAD2] = V4L2_MBUS_CSI2_CHANNEL_1,
          .vc[PAD3] = V4L2_MBUS_CSI2_CHANNEL_1,//M->csi wr2
      },
  };

  struct v4l2_mbus_framefmt {
      __u32           width;
      __u32           height;
      __u32           code;
      __u32           field;
      __u32           colorspace;
      __u16           ycbcr_enc;
      __u16           quantization;
      __u16           xfer_func;
      __u16           reserved[11];
  };

  struct rkmodule_base_inf {
      char sensor[RKMODULE_NAME_LEN];
      char module[RKMODULE_NAME_LEN];
      char lens[RKMODULE_NAME_LEN];
  } __attribute__ ((packed));

  struct rkmodule_fac_inf {
      __u32 flag;
      char module[RKMODULE_NAME_LEN];
      char lens[RKMODULE_NAME_LEN];
      __u32 year;
      __u32 month;
      __u32 day;
  } __attribute__ ((packed));

  struct rkmodule_awb_inf {
      __u32 flag;
      __u32 r_value;
      __u32 b_value;
      __u32 gr_value;
      __u32 gb_value;
      __u32 golden_r_value;
      __u32 golden_b_value;
      __u32 golden_gr_value;
      __u32 golden_gb_value;
  } __attribute__ ((packed));

  struct rkmodule_lsc_inf {
      __u32 flag;
      __u16 lsc_w;
      __u16 lsc_h;
      __u16 decimal_bits;
      __u16 lsc_r[RKMODULE_LSCDATA_LEN];
      __u16 lsc_b[RKMODULE_LSCDATA_LEN];
      __u16 lsc_gr[RKMODULE_LSCDATA_LEN];
      __u16 lsc_gb[RKMODULE_LSCDATA_LEN];
  } __attribute__ ((packed));

  struct rkmodule_af_inf {
      __u32 flag; // Whether this group of information is a valid flag
      __u32 vcm_start; // vcm start current
      __u32 vcm_end; // vcm termination current
      __u32 vcm_dir; // vcm measurement direction
  } __attribute__ ((packed));

  struct rkmodule_inf {
      struct rkmodule_base_inf base;
      struct rkmodule_fac_inf fac;
      struct rkmodule_awb_inf awb;
      struct rkmodule_lsc_inf lsc;
      struct rkmodule_af_inf af;
  } __attribute__ ((packed));

  struct rkmodule_awb_cfg {
      __u32 enable;
      __u32 golden_r_value;
      __u32 golden_b_value;
      __u32 golden_gr_value;
      __u32 golden_gb_value;
  } __attribute__ ((packed));

  struct rkmodule_lsc_cfg {
      __u32 enable;
  } __attribute__ ((packed));

  struct rkmodule_hdr_cfg {
      __u32 hdr_mode;
      struct rkmodule_hdr_esp esp;
  } __attribute__ ((packed));
  struct rkmodule_hdr_esp {
      enum hdr_esp_mode mode;
      union {
          struct {
              __u32 padnum;
              __u32 padpix;
          } lcnt;
          struct {
              __u32 efpix;
              __u32 obpix;
          } idcd;
      } val;
  };

  struct preisp_hdrae_exp_s {
      unsigned int long_exp_reg;
      unsigned int long_gain_reg;
      unsigned int middle_exp_reg;
      unsigned int middle_gain_reg;
      unsigned int short_exp_reg;
      unsigned int short_gain_reg;
      unsigned int long_exp_val;
      unsigned int long_gain_val;
      unsigned int middle_exp_val;
      unsigned int middle_gain_val;
      unsigned int short_exp_val;
      unsigned int short_gain_val;
      unsigned char long_cg_mode;
      unsigned char middle_cg_mode;
      unsigned char short_cg_mode;
  };

  static int xxxx_set_fmt(struct v4l2_subdev *sd,
                          struct v4l2_subdev_pad_config *cfg,
                          struct v4l2_subdev_format *fmt)

  static int xxxx_get_fmt(struct v4l2_subdev *sd,
                          struct v4l2_subdev_pad_config *cfg,
                          struct v4l2_subdev_format *fmt)

  static int xxxx_enum_mbus_code(struct v4l2_subdev *sd,
                                 struct v4l2_subdev_pad_config *cfg,
                                 struct v4l2_subdev_mbus_code_enum *code)

  static int xxxx_enum_frame_sizes(struct v4l2_subdev *sd,
                              struct v4l2_subdev_pad_config *cfg,
                              struct v4l2_subdev_frame_size_enum *fse)

  static int xxxx_g_frame_interval(struct v4l2_subdev *sd,
                                   struct v4l2_subdev_frame_interval *fi)

  static int xxxx_s_stream(struct v4l2_subdev *sd, int on)

  static int xxxx_runtime_resume(struct device *dev)

  static int xxxx_runtime_suspend(struct device *dev)

  static int xxxx_set_ctrl(struct v4l2_ctrl *ctrl)

  static int xxxx_enum_frame_interval(struct v4l2_subdev *sd,
                      struct v4l2_subdev_pad_config *cfg,
                      struct v4l2_subdev_frame_interval_enum *fie)

  static int xxxx_g_mbus_config(struct v4l2_subdev *sd,
                  struct v4l2_mbus_config *config)

  static int xxxx_get_selection(struct v4l2_subdev *sd,
  struct v4l2_subdev_pad_config *cfg,
  struct v4l2_subdev_selection *sel)

  struct v4l2_subdev_core_ops
  struct v4l2_subdev_video_ops
  struct v4l2_subdev_pad_ops

.s_power.ioctl
.compat_ioctl32

line_time = HTS / PIXEL_RATE;
PIXEL_RATE = HTS * VTS * FPS
HTS = sensor_width_out + HBLANK;
VTS = sensor_height_out + VBLANK;

  vm149c: vm149c@0c { // vcm driver configuration, this set up is required when supporting AF
      compatible = "silicon touch,vm149c";
      status = "okay";
      reg = <0x0c>;
      rockchip,vcm-start-current = <0>;// Starting current of the motor
      rockchip,vcm-rated-current = <100>; // Motor rated current
      rockchip,vcm-step-mode = <4>; // Current output mode of motor drive IC
      rockchip,camera-module-index = <0>; // Module number
      rockchip,camera-module-facing = "back"; // Module orientation, there are "back" and "front"
  };
  ov13850: ov13850@10 {
      ......
      lens-focus = <&vm149c>; // vcm driver set up, need to have this set up when supporting AF
      ......
  };

  struct i2c_driver {
      ……
      /* Standard driver model interfaces */
      int (*probe)(struct i2c_client *, const struct i2c_device_id *);
      int (*remove)(struct i2c_client *);
      ……
      struct device_driver driver;
      const struct i2c_device_id *id_table;
      ……
  };

  static const struct i2c_device_id vm149c_id_table[] = {
      { VM149C_NAME, 0 },
      { { 0 } }
  };
  MODULE_DEVICE_TABLE(i2c, vm149c_id_table);
  static const struct of_device_id vm149c_of_table[] = {
      { .compatible = "silicon touch,vm149c" },
      { { 0 } }
  };
  MODULE_DEVICE_TABLE(of, vm149c_of_table);
  static const struct dev_pm_ops vm149c_pm_ops = {
      SET_SYSTEM_SLEEP_PM_OPS(vm149c_vcm_suspend, vm149c_vcm_resume)
      SET_RUNTIME_PM_OPS(vm149c_vcm_suspend, vm149c_vcm_resume, NULL)
  };
  static struct i2c_driver vm149c_i2c_driver = {
      .driver = {
          .name = VM149C_NAME,
          .pm = &vm149c_pm_ops,
          .of_match_table = vm149c_of_table,
      },
      .probe = &vm149c_probe,
      .remove = &vm149c_remove,
      .id_table = vm149c_id_table,
  };
  module_i2c_driver(vm149c_i2c_driver);

  struct v4l2_subdev_core_ops {
      ……
      long (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg);
  #ifdef CONFIG_COMPAT
      long (*compat_ioctl32)(struct v4l2_subdev *sd, unsigned int cmd,
                             unsigned long arg);
  #endif
      ……
  };

  static const struct v4l2_subdev_core_ops vm149c_core_ops = {
      .ioctl = vm149c_ioctl,
  #ifdef CONFIG_COMPAT
      .compat_ioctl32 = vm149c_compat_ioctl32
  #endif
  };

RK_VIDIOC_VCM_TIMEINFO

  struct v4l2_ctrl_ops {
     int (*g_volatile_ctrl)(struct v4l2_ctrl *ctrl);
     int (*try_ctrl)(struct v4l2_ctrl *ctrl);
     int (*s_ctrl)(struct v4l2_ctrl *ctrl);
  };

  static const struct v4l2_ctrl_ops vm149c_vcm_ctrl_ops = {
      .g_volatile_ctrl = vm149c_get_ctrl,
      .s_ctrl = vm149c_set_ctrl,
  };

V4L2_CID_FOCUS_ABSOLUTE

  static int xxxx_get_ctrl(struct v4l2_ctrl *ctrl)

  static int xxxx_set_ctrl(struct v4l2_ctrl *ctrl)

xxxx_ioctl xxxx_compat_ioctl

  static int xxxx_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
  static long xxxx_compat_ioctl32(struct v4l2_subdev *sd, unsigned int cmd,
  unsigned long arg)

  struct v4l2_subdev_core_ops
  struct v4l2_ctrl_ops

.ioctl.compat_ioctl32

.g_volatile_ctrl.s_ctrl

  &i2c1 {
      ...
      sgm3784: sgm3784@30 {//Flash equipment
          #address-cells = <1>;
          #size-cells = <0>;
          compatible = "sgmicro,gsm3784";
          reg = <0x30>;
          rockchip,camera-module-index = <0>;//The flash corresponds to the camera module number
          rockchip,camera-module-facing = "back";//The flash corresponds to the orientation of the camera module
          enable-gpio = <&gpio2 RK_PB4 GPIO_ACTIVE_HIGH>;//enable gpio
          strobe-gpio = <&gpio1 RK_PA3 GPIO_ACTIVE_HIGH>;//flash trigger gpio
          status = "okay";
          sgm3784_led0: led@0 {//led0 device information
              reg = <0x0>;//index
              led-max-microamp = <299200>;//Torch mode maximum current
              flash-max-microamp = <1122000>;//flash mode maximum current
              flash-max-timeout-us = <1600000>;//maximum flash time
          };
          sgm3784_led1: led@1 {//led1 device information
              reg = <0x1>;//index
              led-max-microamp = <299200>;//Torch mode maximum current
              flash-max-microamp = <1122000>;//flash mode maximum current
              flash-max-timeout-us = <1600000>;//maximum flash time
          };
      };
      ...
      ov13850: ov13850@10 {
          ...
          flash-leds = <&sgm3784_led0 &sgm3784_led1>;//The flash device is hooked to the camera
          ...
      };
      ...
  }

  flash_ir: flash-ir {
          status = "okay";
          compatible = "led,rgb13h";
          label = "pwm-flash-ir";
          led-max-microamp = <20000>;
          flash-max-microamp = <20000>;
          flash-max-timeout-us = <1000000>;
          pwms=<&pwm3 0 25000 0>;
          //enable-gpio = <&gpio0 RK_PA1 GPIO_ACTIVE_HIGH>;
          rockchip,camera-module-index = <1>;
          rockchip,camera-module-facing = "front";
  };
  &i2c1 {
      imx415: imx415@1a {
          ...
          flash-leds = <&flash_ir>;
          ...
      }
  }

  struct i2c_driver {
      ……
      /* Standard driver model interfaces */
      int (*probe)(struct i2c_client *, const struct i2c_device_id *);
      int (*remove)(struct i2c_client *);
      ……
      struct device_driver driver;
      const struct i2c_device_id *id_table;
      ……
  };

  static const struct i2c_device_id sgm3784_id_table[] = {
      { SGM3784_NAME, 0 },
      { { 0 } }
  };
  MODULE_DEVICE_TABLE(i2c, sgm3784_id_table);
  static const struct of_device_id sgm3784_of_table[] = {
      { .compatible = "sgmicro,sgm3784" },
      { { 0 } }
  };
  MODULE_DEVICE_TABLE(of, sgm3784_of_table);
  static const struct dev_pm_ops sgm3784_pm_ops = {
      SET_RUNTIME_PM_OPS(sgm3784_runtime_suspend, sgm3784_runtime_resume, NULL)
  };
  static struct i2c_driver sgm3784_i2c_driver = {
      .driver = {
          .name = sgm3784_NAME,
          .pm = &sgm3784_pm_ops,
          .of_match_table = sgm3784_of_table,
      },
      .probe = &sgm3784_probe,
      .remove = &sgm3784_remove,
      .id_table = sgm3784_id_table,
  };
  module_i2c_driver(vm149c_i2c_driver);

  struct v4l2_subdev_core_ops {
      ……
      long (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg);
  #ifdef CONFIG_COMPAT
      long (*compat_ioctl32)(struct v4l2_subdev *sd, unsigned int cmd,
               unsigned long arg);
  #endif
      ……
  };

  static const struct v4l2_subdev_core_ops sgm3784_core_ops = {
      .ioctl = sgm3784_ioctl,
  #ifdef CONFIG_COMPAT
      .compat_ioctl32 = sgm3784_compat_ioctl32
  #endif
  };

RK_VIDIOC_FLASH_TIMEINFO

  struct v4l2_ctrl_ops {
      int (*g_volatile_ctrl)(struct v4l2_ctrl *ctrl);
      int (*s_ctrl)(struct v4l2_ctrl *ctrl);
  };

  static const struct v4l2_ctrl_ops sgm3784_ctrl_ops[LED_MAX] = {
      [LED0] = {
          .g_volatile_ctrl = sgm3784_led0_get_ctrl,
          .s_ctrl = sgm3784_led0_set_ctrl,
      },
      [LED1] = {
          .g_volatile_ctrl = sgm3784_led1_get_ctrl,
          .s_ctrl = sgm3784_led1_set_ctrl,
      }
  };

  static int xxxx_set_ctrl(struct v4l2_ctrl *ctrl)

  static int xxxx_get_ctrl(struct v4l2_ctrl *ctrl)

xxxx_ioctl xxxx_compat_ioctl

  static int xxxx_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
  static long xxxx_compat_ioctl32(struct v4l2_subdev *sd, unsigned int cmd,
  unsigned long arg)

  /* NOTE: to distinguish between two led
   * name: led0 meet the main led
   * name: led1 meet the secondary led
   */
  snprintf(sd->name, sizeof(sd->name),
           "m%02d_%s_%s_led%d %s",
           flash->module_index, facing,
           SGM3784_NAME, i, dev_name(sd->dev));

  struct v4l2_subdev_core_ops
  struct v4l2_ctrl_ops

.ioctl.compat_ioctl32

.g_volatile_ctrl.s_ctrl

  mp6507: mp6507 {
      status = "okay";
      compatible = "monolithicpower,mp6507";
      #pwm-cells = <3>;
      pwms = <&pwm6 0 25000 0>,
             <&pwm10 0 25000 0>,
             <&pwm9 0 25000 0>,
             <&pwm8 0 25000 0>;
      pwm-names = "ain1","ain2","bin1","bin2";
      rockchip,camera-module-index = <1>;
      rockchip,camera-module-facing = "front";
      iris_en-gpios  = <&gpio0 RK_PC2 GPIO_ACTIVE_HIGH>;
      focus_en-gpios  = <&gpio0 RK_PC3 GPIO_ACTIVE_HIGH>;
      zoom_en-gpios  = <&gpio0 RK_PC0 GPIO_ACTIVE_HIGH>;
      iris-step-max = <80>;
      focus-step-max = <7500>;
      zoom-step-max = <7500>;
      iris-start-up-speed = <1200>;
      focus-start-up-speed = <1200>;
      focus-max-speed = <2500>;
      zoom-start-up-speed = <1200>;
      zoom-max-speed = <2500>;
      focus-first-speed-step = <8>;
      zoom-first-speed-step = <8>;
      focus-speed-up-table = < 1176 1181 1188 1196
                               1206 1217 1231 1246
                               1265 1286 1309 1336
                               1365 1396 1429 1464
                               1500 1535 1570 1603
                               1634 1663 1690 1713
                               1734 1753 1768 1782
                               1793 1803 1811 1818>;
      focus-speed-down-table = < 1796 1788 1779 1768
                                 1756 1743 1728 1712
                                 1694 1674 1653 1630
                                 1605 1580 1554 1527
                                 1500 1472 1445 1419
                                 1394 1369 1346 1325
                                 1305 1287 1271 1256
                                 1243 1231 1220 1211
                                 1203 1195 1189 1184
                                 1179 1175>;
      zoom-speed-up-table = < 1198 1205 1212 1220
                              1228 1238 1249 1260
                              1272 1285 1299 1313
                              1328 1343 1359 1375
                              1390 1406 1421 1436
                              1450 1464 1477 1489
                              1500 1511 1521 1529
                              1537 1544 1551>;
      zoom-speed-down-table = < 1547 1540 1531 1522
                                1511 1499 1487 1473
                                1458 1443 1426 1409
                                1392 1375 1357 1340
                                1323 1306 1291 1276
                                1262 1250 1238 1227
                                1218 1209 1202 1195
                                1189 1184 1179 1175
                                1171 1168>;
  };
  &i2c1 {
      imx334: imx334@1a {
          ...
          lens-focus = <&mp6507>;
          ...
      }
  }
  &pwm6 {
      status = "okay";
      pinctrl-names = "active";
      pinctrl-0 = <&pwm6m1_pins_pull_up>;
  };
  &pwm8 {
      status = "okay";
      pinctrl-names = "active";
      pinctrl-0 = <&pwm8m1_pins_pull_down>;
      center-aligned;
  };
  &pwm9 {
      status = "okay";
      pinctrl-names = "active";
      pinctrl-0 = <&pwm9m1_pins_pull_down>;
      center-aligned;
  };
  &pwm10 {
      status = "okay";
      pinctrl-names = "active";
      pinctrl-0 = <&pwm10m1_pins_pull_down>;
  };

  struct platform_driver {
          int (*probe)(struct platform_device *);
          int (*remove)(struct platform_device *);
          void (*shutdown)(struct platform_device *);
          int (*suspend)(struct platform_device *, pm_message_t state);
          int (*resume)(struct platform_device *);
          struct device_driver driver;
          const struct platform_device_id *id_table;
          bool prevent_deferred_probe;
  };

  #if defined(CONFIG_OF)
  static const struct of_device_id motor_dev_of_match[] = {
      { .compatible = "monolithicpower,mp6507", },
      {},
  };
  #endif
  static struct platform_driver motor_dev_driver = {
      .driver = {
          .name = DRIVER_NAME,
          .owner = THIS_MODULE,
          .of_match_table = of_match_ptr(motor_dev_of_match),
      },
      .probe = motor_dev_probe,
      .remove = motor_dev_remove,
  };
  module_platform_driver(motor_dev_driver);

  struct v4l2_subdev_core_ops {
      ……
      long (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg);
  #ifdef CONFIG_COMPAT
      long (*compat_ioctl32)(struct v4l2_subdev *sd, unsigned int cmd,
               unsigned long arg);
  #endif
      ……
  };

  static const struct v4l2_subdev_core_ops motor_core_ops = {
      .ioctl = motor_ioctl,
  };
  static const struct v4l2_subdev_ops motor_subdev_ops = {
      .core   = &motor_core_ops,
  };

  struct v4l2_ctrl_ops {
      int (*g_volatile_ctrl)(struct v4l2_ctrl *ctrl);
      int (*s_ctrl)(struct v4l2_ctrl *ctrl);
  };

  static const struct v4l2_ctrl_ops motor_ctrl_ops = {
      .s_ctrl = motor_s_ctrl,
  };

  static int xxxx_set_ctrl(struct v4l2_ctrl *ctrl)

  static int xxxx_get_ctrl(struct v4l2_ctrl *ctrl)

xxxx_ioctl xxxx_compat_ioctl

  static int xxxx_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
  static long xxxx_compat_ioctl32(struct v4l2_subdev *sd, unsigned int cmd,
  unsigned long arg)

  snprintf(sd->name, sizeof(sd->name), "m%02d_%s_%s",
           motor->module_index, facing,
           DRIVER_NAME);

  struct v4l2_subdev_core_ops
  struct v4l2_ctrl_ops

  .ioctl
  .compat_ioctl32

.g_volatile_ctrl
.s_ctrl

  &spi0 {
      status = "okay";
      pinctrl-names = "default";
      pinctrl-0 = <&spi0m0_clk &spi0m0_cs0n &spi0m0_miso &spi0m0_mosi>;
      //If pinctrl is not configured, confirm whether the default pinctrl is the actual pin group
      assigned-clocks = <&pmucru CLK_SPI0>;
      assigned-clock-rates = <100000000>;
      ms41908: ms41908@00 {
          status = "okay";
          compatible = "relmon,ms41908";
          reg = <0>;
          pinctrl-names = "default";
          focus-start-up-speed = <800>;
          zoom-start-up-speed = <800>;
          focus-step-max = <3160>;
          zoom-step-max = <1520>;
          focus-backlash = <18>;
          vd_fz-period-us = <10000>;
          vd_fz-gpios = <&gpio3 RK_PC6 GPIO_ACTIVE_HIGH>;
          rockchip,camera-module-index = <1>;
          rockchip,camera-module-facing = "front";
          use-focus;
          use-zoom;
          focus-used-pin = "cd";
          zoom-used-pin = "ab";
      };
  };
  &i2c1 {
      imx335: imx335@1a{
          ...
          lens-focus = <&ms41908>;
          //Multiple device registration，lens-focus = <&ms41908_0 &ms41908_1>;
          ...
      };
  };

  struct spi_driver {
          int (*probe)(struct spi_device *spi);
          int (*remove)(struct spi_device *spi);
          struct device_driver driver;
          const struct spi_device_id *id_table;
  };

  static const struct spi_device_id motor_match_id[] = {
      {"relmon,ms41908", 0 },
      { }
  };
  static struct spi_driver motor_dev_driver = {
      .driver = {
          .name = DRIVER_NAME,
          .of_match_table = of_match_ptr(motor_dev_of_match),
      },
      .probe      = &motor_dev_probe,
      .remove     = &motor_dev_remove,
      .id_table   = motor_match_id,
  };

  struct v4l2_subdev_core_ops {
      ……
      long (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg);
  #ifdef CONFIG_COMPAT
      long (*compat_ioctl32)(struct v4l2_subdev *sd, unsigned int cmd,
               unsigned long arg);
  #endif
      ……
  };

  static const struct v4l2_subdev_core_ops motor_core_ops = {
      .ioctl = motor_ioctl,
  };
  static const struct v4l2_subdev_ops motor_subdev_ops = {
      .core   = &motor_core_ops,
  };

  struct v4l2_ctrl_ops {
      int (*g_volatile_ctrl)(struct v4l2_ctrl *ctrl);
      int (*s_ctrl)(struct v4l2_ctrl *ctrl);
  };

  static const struct v4l2_ctrl_ops motor_ctrl_ops = {
      .s_ctrl = motor_s_ctrl,
  };

  static int xxxx_set_ctrl(struct v4l2_ctrl *ctrl)

xxxx_ioctl xxxx_compat_ioctl

  static int xxxx_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
  static long xxxx_compat_ioctl32(struct v4l2_subdev *sd, unsigned int cmd,
  unsigned long arg)

  snprintf(sd->name, sizeof(sd->name), "m%02d_%s_%s",
           motor->module_index, facing,
           DRIVER_NAME);

  struct v4l2_subdev_core_ops
  struct v4l2_ctrl_ops

  .ioctl
  .compat_ioctl32

.g_volatile_ctrl
.s_ctrl

  hal_dc_motor: hal_dc_motor{
          status = "okay";
          compatible = "rockchip,hall-dc";
          pwms = <&pwm6 0 2500 0>;
          rockchip,camera-module-index = <1>;
          rockchip,camera-module-facing = "front";
  };
  &pwm6 {
          status = "okay";
          pinctrl-names = "active";
          pinctrl-0 = <&pwm6m0_pins_pull_down>;
  };
  &i2c1 {
      imx334: imx334@1a {
          ...
          lens-focus = <&hal_dc_motor>;
          ...
      }
  }

  struct platform_driver {
          int (*probe)(struct platform_device *);
          int (*remove)(struct platform_device *);
          void (*shutdown)(struct platform_device *);
          int (*suspend)(struct platform_device *, pm_message_t state);
          int (*resume)(struct platform_device *);
          struct device_driver driver;
          const struct platform_device_id *id_table;
          bool prevent_deferred_probe;
  };

  #if defined(CONFIG_OF)
  static const struct of_device_id motor_dev_of_match[] = {
      { .compatible = "rockchip,hall-dc", },
      {},
  };
  #endif
  static struct platform_driver motor_dev_driver = {
      .driver = {
          .name = DRIVER_NAME,
          .owner = THIS_MODULE,
          .of_match_table = of_match_ptr(motor_dev_of_match),
      },
      .probe = motor_dev_probe,
      .remove = motor_dev_remove,
  };
  module_platform_driver(motor_dev_driver);

  struct v4l2_subdev_core_ops {
      ……
      long (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg);
  #ifdef CONFIG_COMPAT
      long (*compat_ioctl32)(struct v4l2_subdev *sd, unsigned int cmd,
               unsigned long arg);
  #endif
      ……
  };

  static const struct v4l2_subdev_core_ops motor_core_ops = {
      .ioctl = motor_ioctl,
  };
  static const struct v4l2_subdev_ops motor_subdev_ops = {
      .core   = &motor_core_ops,
  };

  struct v4l2_ctrl_ops {
      int (*s_ctrl)(struct v4l2_ctrl *ctrl);
  };

  static const struct v4l2_ctrl_ops motor_ctrl_ops = {
      .s_ctrl = motor_s_ctrl,
  };

  static int xxxx_set_ctrl(struct v4l2_ctrl *ctrl)

xxxx_ioctl xxxx_compat_ioctl

  static int xxxx_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
  static long xxxx_compat_ioctl32(struct v4l2_subdev *sd, unsigned int cmd,
  unsigned long arg)

  snprintf(sd->name, sizeof(sd->name), "m%02d_%s_%s",
           motor->module_index, facing,
           DRIVER_NAME);

  struct v4l2_subdev_core_ops
  struct v4l2_ctrl_ops

  ioctl
  .compat_ioctl32

.g_volatile_ctrl.s_ctrl

  cam_ircut0: cam_ircut {
          status = "okay";
          compatible = "rockchip,ircut";
          ircut-open-gpios = <&gpio2 RK_PA7 GPIO_ACTIVE_HIGH>;
          ircut-close-gpios  = <&gpio2 RK_PA6 GPIO_ACTIVE_HIGH>;
          rockchip,camera-module-index = <1>;
          rockchip,camera-module-facing = "front";
  };
  &i2c1 {
      imx334: imx334@1a {
          ...
          ir-cut = <&cam_ircut0>;
          ...
      }
  }

  struct platform_driver {
          int (*probe)(struct platform_device *);
          int (*remove)(struct platform_device *);
          void (*shutdown)(struct platform_device *);
          int (*suspend)(struct platform_device *, pm_message_t state);
          int (*resume)(struct platform_device *);
          struct device_driver driver;
          const struct platform_device_id *id_table;
          bool prevent_deferred_probe;
  };

  #if defined(CONFIG_OF)
  static const struct of_device_id ircut_of_match[] = {
      { .compatible = "rockchip,ircut", },
      {},
  };
  #endif
  static struct platform_driver ircut_driver = {
      .driver = {
          .name = RK_IRCUT_NAME,
          .of_match_table = of_match_ptr(ircut_of_match),
      },
      .probe = ircut_probe,
      .remove = ircut_drv_remove,
  };
  module_platform_driver(ircut_driver);

  struct v4l2_subdev_core_ops {
      ……
      long (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg);
  #ifdef CONFIG_COMPAT
      long (*compat_ioctl32)(struct v4l2_subdev *sd, unsigned int cmd,
               unsigned long arg);
  #endif
      ……
  };

  static const struct v4l2_subdev_core_ops ircut_core_ops = {
      .ioctl = ircut_ioctl,
  };
  static const struct v4l2_subdev_ops ircut_subdev_ops = {
      .core   = &ircut_core_ops,
  };

  struct v4l2_ctrl_ops {
      int (*s_ctrl)(struct v4l2_ctrl *ctrl);
  };

  static const struct v4l2_ctrl_ops ircut_ctrl_ops = {
      .s_ctrl = ircut_s_ctrl,
  };

  static int xxxx_set_ctrl(struct v4l2_ctrl *ctrl)

xxxx_ioctl xxxx_compat_ioctl

  static int xxxx_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
  static long xxxx_compat_ioctl32(struct v4l2_subdev *sd, unsigned int cmd,
  unsigned long arg)

  sd->entity.function = MEDIA_ENT_F_LENS;
  sd->entity.flags = 1;//flag is fixed to 1, used to distinguish other sub-devices of MEDIA_ENT_F_LENS type

  snprintf(sd->name, sizeof(sd->name), "m%02d_%s_%s",
           ircut->module_index, facing,
           RK_IRCUT_NAME);

  struct v4l2_subdev_core_ops
  struct v4l2_ctrl_ops

  .ioctl
  .compat_ioctl32

.s_ctrl

  media-ctl -p -d /dev/media0

  media-ctl -l'"rkisp-isp-subdev":2->"rkisp-bridge-ispp":0[0]'
  media-ctl -l'"rkisp-isp-subdev":2->"rkisp_mainpath":0[1]'

  media-ctl -d /dev/media0 \
  --set-v4l2'"ov5695 7-0036":0[fmt:SBGGR10_1X10/640x480]'

  v4l2-ctl -d /dev/video0 \
  --set-fmt-video=width=720,height=480,pixelformat=NV12 \
  --stream-mmap=3 \
  --stream-skip=3 \
  --stream-to=/tmp/cif.out \
  --stream-count=1 \
  --stream-poll

  v4l2-ctl -d /dev/video3 --set-ctrl'exposure=1216,analogue_gain=10'

MIPI -> DDR_1 -> ISP -> DDR_2 -> ISPP(TNR) -> DDR_3 -> ISPP(NR&Sharp) -> DDR_4 -> ISPP(FEC) -> DDR_5

#define ISP_TX_BUF_NUM 4
#define VIPCAP_TX_BUF_NUM 4

buf_size: ALIGN(width, 64) * ALIGN(height, 128) / 16 + ALIGN(width, 16) * ALIGN(hieght, 16) * 1.5625

buf_size: ALIGN(width, 64) * ALIGN(height, 128) / 16 + ALIGN(width, 16) * ALIGN(hieght, 16) * 1.5625

buf_size: width * height * 2

  isp_reserved: isp {
      compatible = "shared-dma-pool";
      inactive;
      reusable;
      size = <0x10000000>;//256M and need 4M align
  };
  enable cma debug
  +++ b/arch/arm/configs/rv1126_defconfig
  @@ -62,6 +62,8 @@ CONFIG_IOSCHED_BFQ=y
   CONFIG_KSM=y
   CONFIG_DEFAULT_MMAP_MIN_ADDR=32768
   CONFIG_CMA=y
  +CONFIG_CMA_DEBUG=y
  +CONFIG_CMA_DEBUGFS=y
  one page is 4K, 26091 page is 104364K and need 4M align, so config 104M to
  isp_reserved
  [root@RV1126_RV1109:/sys/kernel/debug/cma/cma-isp@0]# ls
  alloc  base_pfn  bitmap  count free  maxchunk order_per_bit  used
  [root@RV1126_RV1109:/sys/kernel/debug/cma/cma-isp@0]# cat used
  26091

&rkcif_mipi_lvds {
      wait-line = <760>;
};

  echo 1000 > /sys/devices/platform/rkcif_mipi_lvds/wait_line

&rkisp_vir0 {
      wait-line = <760>;
};

&rkispp_vir0 {
     status = "okay";
     wait-line = <896>;
};

static const struct isp_clk_info rv1126_isp_clk_rate[] = {
{
.clk_rate = 20,
.refer_data = 0,
}, {
.clk_rate = 600,
.refer_data = 1920, //width
}, {
.clk_rate = 600,
.refer_data = 2688,
}, {
.clk_rate = 600,
.refer_data = 3072,
}, {
.clk_rate = 600,
.refer_data = 3840,
}
};

static const struct ispp_clk_info rv1126_ispp_clk_rate[] = {
{
.clk_rate = 150,
.refer_data = 0,
}, {
.clk_rate = 500,
.refer_data = 1920 //width
}, {
.clk_rate = 500,
.refer_data = 2688,
}, {
.clk_rate = 500,
.refer_data = 3072,
}, {
.clk_rate = 500,
.refer_data = 3840,
}
};

   &rkisp_mmu {          status = "disabled";    };
  &rkisp {
        memory-region = <&isp_reserved>;
  };
  &rkispp_mmu {          status = "disabled";   };
  &rkispp {
        memory-region = <&isp_reserved>;
  };

  rkisp ffb50000.rkisp: rkisp driver version: v00.01.00
  rkispp ffb60000.rkispp: rkispp driver version: v00.01.00

  cat /sys/module/video_rkisp/parameters/version
  cat /sys/module/video_rkispp/parameters/version

  localhost ~ # grep'' /sys/class/video4linux/video*/name

  localhost ~ # dmesg | grep Async
  [0.682982] RKISP: Async subdev notifier completed

  v4l2-ctl -d /dev/video0  --set-fmt-video=width=1920,height=1080,pixelformat=RG10 --stream-mmap=4 --stream-count=1 --stream-to=/tmp/cap.raw  --stream-skip=2

      echo 0 > /sys/devices/platform/rkcif_mipi_lvds/compact_test

      echo 0 0 0 0 > /sys/devices/platform/rkcif_mipi_lvds/compact_test

  v4l2-ctl -d /dev/video0  --set-fmt-video=width=1920,height=1080,pixelformat=RG10 --stream-mmap=4 --stream-count=1 --stream-to=/tmp/cap.raw  --stream-skip=2

      media-ctl -l '"rkisp-isp-subdev":2->"rkisp-bridge-ispp":0[0]'
      media-ctl -l '"rkisp-isp-subdev":2->"rkisp_mainpath":0[1]'

      media-ctl -d /dev/media0 --set-v4l2 '"rkisp-isp-subdev":2[fmt:SBGGR12_1X12/2688x1520]'

  v4l2-ctl -d /dev/video0  --set-fmt-video=width=1920,height=1080,pixelformat=RG10 --stream-mmap=4 --stream-count=1 --stream-to=/tmp/cap.raw  --stream-skip=2

  v4l2-ctl -d /dev/video0  --set-fmt-video=width=1920,height=1080,pixelformat=NV12 --stream-mmap=4 --stream-count=1 --stream-to=/tmp/cap.raw  --stream-skip=2

  v4l2-ctl -d /dev/video5  --set-fmt-video=width=1920,height=1080,pixelformat=NV12 --stream-mmap=4 --stream-count=1 --stream-to=/tmp/cap.raw  --stream-skip=2

  media-ctl -l '"rkisp-isp-subdev":2->"rkisp_mainpath":0[0]'
  media-ctl -l '"rkisp-isp-subdev":2->"rkisp_selfpath":0[0]'
  media-ctl -l '"rkisp-isp-subdev":2->"rkisp-bridge-ispp":0[1]'
  media-ctl -d /dev/media1 -l '"rkispp_input_image":0->"rkispp-subdev":0[1]'
  v4l2-ctl -d /dev/video13 \
  --set-fmt-video=width=2688,height=1520,pixelformat=NV12 \
  --stream-mmap=3 --stream-to=/tmp/nv12.out --stream-count=20 --stram-poll

  media-ctl -d /dev/media0 --set-v4l2 '"m01_f_os04a10 1-0036-1":0[fmt:SBGGR12_1X12/2688x1520]'

  media-ctl -d /dev/media0 --set-v4l2 '"rkisp-isp-subdev":0[fmt:SBGGR12_1X12/2688x1520]'
  media-ctl -d /dev/media0 --set-v4l2 '"rkisp-isp-subdev":0[crop:(0,0)/2688x1520]'
  media-ctl -d /dev/media0 --set-v4l2 '"rkisp-isp-subdev":2[fmt:SBGGR12_1X12/2688x1520]'
  media-ctl -d /dev/media0 --set-v4l2 '"rkisp-isp-subdev":2[crop:(0,0)/2688x1520]'

  v4l2-ctl -d /dev/v4l-subdev4 --set-ctrl 'exposure=1216,analogue_gain=10'

  v4l2-ctl -d /dev/v4l-subdev4 --set-ctrl exposure=1216
  v4l2-ctl -d /dev/v4l-subdev4 --set-ctrl analogue_gain=10

  v4l2-ctl -d /dev/v4l-subdev4 --set-ctrl vertical_blanking=200

  MEDIA_BUS_FMT_Y8_1X8 (sensor 8bit output)
  MEDIA_BUS_FMT_Y10_1X10 (sensor 10bit output)
  MEDIA_BUS_FMT_Y12_1X12 (sensor 12bit output)

"Only selfpath support interlaced"

  entity 3: rkisp_selfpath (1 pad, 1 link)
       type Node subtype V4L flags 0
        device node name /dev/video1
      pad0: Sink
         <- "rkisp-isp-subdev":2 [ENABLED]

  media-ctl -p -d /dev/mediaX (X = 0, 1, 2 ..)

  cat /proc/rkisp*

  echo n> /sys/module/video_rkisp/parameters/debug (n = 0, 1, 2, 3; 0 is off)
  echo n> /sys/module/video_rkispp/parameters/debug
  echo 8 > /proc/sys/kernel/printk

      io -4 -l 0x10000 0xffb50000> /tmp/isp.reg
      io -4 -l 0x1000 0xffb60000> /tmp/ispp.reg

      io -4 -l 0x10000 0xfdff0000> /tmp/isp.reg

  [root@RV1126_RV1109:/]# cat /proc/rkisp*
  rkisp-vir0 Version:v01.06.00
  clk_isp    400000000
  aclk_isp   500000000
  hclk_isp   250000000
  Interrupt  Cnt:7521 ErrCnt:0
  Input      rkcif_mipi_lvds Format:SBGGR10_1X10 Size:2688x1520@30fps Offset(0,0)
  Isp Read   mode:frame2 (frame:1522 rate:33ms idle time:10ms) cnt(total:1522
  X1:1503 X2:18 X3:-1)
  Output     rkispp0 Format:FBC420 Size:2688x1520 (frame:1522 rate:32ms)
  DPCC0      ON(0x5)
  DPCC1      ON(0x5)
  DPCC2      ON(0x5)
  BLS        ON(0x1)
  SDG        OFF(0x80446197)
  LSC        ON(0x1)
  AWBGAIN    ON(0x80446197) (gain: 0x01110111, 0x028a0202)
  DEBAYER    ON(0x7000111)
  CCM        ON(0x80000001)
  GAMMA_OUT  ON(0x80000001)
  CPROC      ON(0xf)
  IE         OFF(0x0) (effect: BLACKWHITE)
  WDR        OFF(0x30cf0)
  HDRTMO     ON(0xa4f05a27)
  HDRMGE     ON(0x80000005)
  RAWNR      ON(0x80100001)
  GIC        OFF(0x0)
  DHAZ       ON(0x80101119)
  3DLUT      OFF(0x2)
  GAIN       ON(0x80010111)
  LDCH       OFF(0x0)
  CSM        FULL(0x80446197)
  SIAF       OFF(0x0)
  SIAWB      OFF(0x0)
  YUVAE      ON(0x400100f3)
  SIHST      ON(0x38000107)
  RAWAF      ON(0x7)
  RAWAWB     ON(0x776887)
  RAWAE0     ON(0x40000003)
  RAWAE1     ON(0x400000f5)
  RAWAE2     ON(0x400000f5)
  RAWAE3     ON(0x400000f5)
  RAWHIST0   ON(0x40000501)
  RAWHIST1   ON(0x60000501)
  RAWHIST2   ON(0x60000501)
  RAWHIST3   ON(0x60000501)
  Monitor    OFF Cnt:0

  [root@RV1126_RV1109:/]# cat /proc/rkisp*
  rkispp-vir0 Version:v01.06.00
  clk_ispp   350000000
  aclk_ispp  500000000
  hclk_ispp  250000000
  Interrupt  Cnt:79532 ErrCnt:0
  Input      rkisp0 Format:FBC420 Size:2688x1520 (frame:26510 rate:32ms
  delay:13ms)
  Output     rkispp_m_bypass Format:NV12 Size:2688x1520 (frame:26509 rate:32ms
  delay:30ms)
  TNR        ON(0xf00000f) (mode: 3to1) (global gain: disable) (frame:26510
  time:8ms idle) CNT:0x0 STATE:0x1e000000
  NR         ON(0x57) (external gain: enable) (frame:26510 time:6ms working)
  0x5f0:0x19 0x5f4:0x780f
  SHARP      ON(0x19) (YNR input filter: ON) (local ratio: OFF) 0x630:0x19
  FEC        OFF(0x2) (frame:0 time:0ms idle) 0xc90:0x0
  ORB        OFF(0x0)
  Monitor    ON Cnt:0

  [root@RV1126_RV1109:/]# cat /proc/rkcif_mipi_lvds
  Driver Version:v00.01.0a
  Work Mode:ping pong
  Monitor Mode:idle
  aclk_cif:500000000
  hclk_cif:250000000
  dclk_cif:297000000
  Input Info:
          src subdev:m01_f_os04a10 1-0036-1
          interface:mipi csi2
          lanes:4
          vc channel: 0 1
          hdr mode: hdr_x2
          format:SBGGR10_1X10/2688x1520@30
          crop.bounds:(0, 0)/2688x1520
  Output Info:
          format:BG10/2688x1520(0,0)
          compact:enable
          frame amount:264
          early:10 ms
          single readout:30 ms
          total readout:30 ms
          rate:33 ms
          fps:30
          irq statistics:
                          total:515
                          csi over flow:0
                          csi bandwidth lack:0
                          all err count:0
                          frame dma end:515