ovti,ov772x.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/media/i2c/ovti,ov772x.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Omnivision OV7720/OV7725 CMOS sensor
    8 
    9 maintainers:
   10   - Jacopo Mondi <jacopo@jmondi.org>
   11 
   12 description: |
   13   The Omnivision OV7720/OV7725 sensor supports multiple resolutions output,
   14   such as VGA, QVGA, and any size scaling down from CIF to 40x30. It also can
   15   support the YUV422, RGB565/555/444, GRB422 or raw RGB output formats.
   16 
   17 properties:
   18   compatible:
   19     enum:
   20       - ovti,ov7720
   21       - ovti,ov7725
   22 
   23   reg:
   24     maxItems: 1
   25 
   26   clocks:
   27     maxItems: 1
   28 
   29   reset-gpios:
   30     description: |
   31       Reference to the GPIO connected to the RSTB pin which is active low.
   32     maxItems: 1
   33 
   34   powerdown-gpios:
   35     description: |
   36       Reference to the GPIO connected to the PWDN pin which is active high.
   37     maxItems: 1
   38 
   39   port:
   40     $ref: /schemas/graph.yaml#/$defs/port-base
   41     description: |
   42       Video output port.
   43 
   44     properties:
   45       endpoint:
   46         $ref: /schemas/media/video-interfaces.yaml#
   47         unevaluatedProperties: false
   48 
   49         properties:
   50           bus-type:
   51             enum: [5, 6]
   52 
   53           bus-width:
   54             enum: [8, 10]
   55             default: 10
   56 
   57           data-shift:
   58             enum: [0, 2]
   59             default: 0
   60 
   61           hsync-active:
   62             enum: [0, 1]
   63             default: 1
   64 
   65           vsync-active:
   66             enum: [0, 1]
   67             default: 1
   68 
   69           pclk-sample:
   70             enum: [0, 1]
   71             default: 1
   72 
   73         allOf:
   74           - if:
   75               properties:
   76                 bus-type:
   77                   const: 6
   78             then:
   79               properties:
   80                 hsync-active: false
   81                 vsync-active: false
   82 
   83           - if:
   84               properties:
   85                 bus-width:
   86                   const: 10
   87             then:
   88               properties:
   89                 data-shift:
   90                   const: 0
   91 
   92         required:
   93           - bus-type
   94 
   95     additionalProperties: false
   96 
   97 required:
   98   - compatible
   99   - reg
  100   - clocks
  101   - port
  102 
  103 additionalProperties: false
  104 
  105 examples:
  106   - |
  107     #include <dt-bindings/gpio/gpio.h>
  108 
  109     i2c0 {
  110         #address-cells = <1>;
  111         #size-cells = <0>;
  112         ov772x: camera@21 {
  113             compatible = "ovti,ov7725";
  114             reg = <0x21>;
  115             reset-gpios = <&axi_gpio_0 0 GPIO_ACTIVE_LOW>;
  116             powerdown-gpios = <&axi_gpio_0 1 GPIO_ACTIVE_LOW>;
  117             clocks = <&xclk>;
  118 
  119             port {
  120                 ov772x_0: endpoint {
  121                     bus-type = <5>;
  122                     vsync-active = <0>;
  123                     hsync-active = <0>;
  124                     pclk-sample = <0>;
  125                     bus-width = <8>;
  126                     data-shift = <0>;
  127                     remote-endpoint = <&vcap1_in0>;
  128                 };
  129             };
  130         };
  131     };
  132 
  133 ...

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sys/contrib/device-tree/Bindings/media/i2c/ovti,ov772x.yaml