2023-08-30 17:31:07 +02:00
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/media/i2c/ovti,ov772x.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Omnivision OV7720/OV7725 CMOS sensor
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maintainers:
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- Jacopo Mondi <jacopo@jmondi.org>
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description: |
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The Omnivision OV7720/OV7725 sensor supports multiple resolutions output,
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such as VGA, QVGA, and any size scaling down from CIF to 40x30. It also can
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support the YUV422, RGB565/555/444, GRB422 or raw RGB output formats.
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properties:
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compatible:
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enum:
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- ovti,ov7720
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- ovti,ov7725
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reg:
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maxItems: 1
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clocks:
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maxItems: 1
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reset-gpios:
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description: |
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Reference to the GPIO connected to the RSTB pin which is active low.
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maxItems: 1
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powerdown-gpios:
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description: |
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Reference to the GPIO connected to the PWDN pin which is active high.
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maxItems: 1
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port:
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$ref: /schemas/graph.yaml#/$defs/port-base
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description: |
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Video output port.
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properties:
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endpoint:
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$ref: /schemas/media/video-interfaces.yaml#
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unevaluatedProperties: false
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properties:
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bus-type:
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enum: [5, 6]
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bus-width:
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enum: [8, 10]
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default: 10
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data-shift:
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enum: [0, 2]
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default: 0
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hsync-active:
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enum: [0, 1]
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default: 1
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vsync-active:
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enum: [0, 1]
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default: 1
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pclk-sample:
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enum: [0, 1]
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default: 1
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allOf:
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- if:
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properties:
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bus-type:
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const: 6
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then:
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properties:
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hsync-active: false
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vsync-active: false
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- if:
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properties:
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bus-width:
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const: 10
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then:
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properties:
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data-shift:
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const: 0
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required:
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- bus-type
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additionalProperties: false
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required:
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- compatible
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- reg
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- clocks
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- port
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/media/video-interfaces.h>
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2023-10-24 12:59:35 +02:00
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i2c {
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2023-08-30 17:31:07 +02:00
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#address-cells = <1>;
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#size-cells = <0>;
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ov772x: camera@21 {
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compatible = "ovti,ov7725";
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reg = <0x21>;
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reset-gpios = <&axi_gpio_0 0 GPIO_ACTIVE_LOW>;
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powerdown-gpios = <&axi_gpio_0 1 GPIO_ACTIVE_LOW>;
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clocks = <&xclk>;
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port {
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ov772x_0: endpoint {
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bus-type = <MEDIA_BUS_TYPE_PARALLEL>;
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vsync-active = <0>;
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hsync-active = <0>;
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pclk-sample = <0>;
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bus-width = <8>;
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data-shift = <0>;
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remote-endpoint = <&vcap1_in0>;
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};
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};
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};
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};
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...
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