xref: /linux/Documentation/devicetree/bindings/media/i2c/ovti,ov5642.yaml (revision 0ea5c948cb64bab5bc7a5516774eb8536f05aa0d)

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/i2c/ovti,ov5642.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: OmniVision OV5642 Image Sensor

maintainers:
  - Fabio Estevam <festevam@gmail.com>

allOf:
  - $ref: /schemas/media/video-interface-devices.yaml#

properties:
  compatible:
    const: ovti,ov5642

  reg:
    maxItems: 1

  clocks:
    description: XCLK Input Clock

  AVDD-supply:
    description: Analog voltage supply, 2.8V.

  DVDD-supply:
    description: Digital core voltage supply, 1.5V.

  DOVDD-supply:
    description: Digital I/O voltage supply, 1.8V.

  powerdown-gpios:
    maxItems: 1
    description: Reference to the GPIO connected to the powerdown pin, if any.

  reset-gpios:
    maxItems: 1
    description: Reference to the GPIO connected to the reset pin, if any.

  port:
    $ref: /schemas/graph.yaml#/$defs/port-base
    description: |
      Video output port.

    properties:
      endpoint:
        $ref: /schemas/media/video-interfaces.yaml#
        unevaluatedProperties: false

        properties:
          bus-type:
            enum: [5, 6]

          bus-width:
            enum: [8, 10]
            default: 10

          data-shift:
            enum: [0, 2]
            default: 0

          hsync-active:
            enum: [0, 1]
            default: 1

          vsync-active:
            enum: [0, 1]
            default: 1

          pclk-sample:
            enum: [0, 1]
            default: 1

        allOf:
          - if:
              properties:
                bus-type:
                  const: 6
            then:
              properties:
                hsync-active: false
                vsync-active: false

          - if:
              properties:
                bus-width:
                  const: 10
            then:
              properties:
                data-shift:
                  const: 0

        required:
          - bus-type

    additionalProperties: false

required:
  - compatible
  - reg
  - clocks
  - port

additionalProperties: false

examples:
  - |
      #include <dt-bindings/gpio/gpio.h>
      #include <dt-bindings/media/video-interfaces.h>

      i2c {
          #address-cells = <1>;
          #size-cells = <0>;

          camera@3c {
              compatible = "ovti,ov5642";
              reg = <0x3c>;
              pinctrl-names = "default";
              pinctrl-0 = <&pinctrl_ov5642>;
              clocks = <&clk_ext_camera>;
              DOVDD-supply = <&vgen4_reg>;
              AVDD-supply = <&vgen3_reg>;
              DVDD-supply = <&vgen2_reg>;
              powerdown-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>;
              reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;

              port {
                  ov5642_to_parallel: endpoint {
                      bus-type = <MEDIA_BUS_TYPE_PARALLEL>;
                      remote-endpoint = <&parallel_from_ov5642>;
                      bus-width = <8>;
                      data-shift = <2>; /* lines 9:2 are used */
                      hsync-active = <0>;
                      vsync-active = <0>;
                      pclk-sample = <1>;
                  };
              };
          };
      };