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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/i2c/ovti,ov772x.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Omnivision OV7720/OV7725 CMOS sensor
maintainers:
- Jacopo Mondi <jacopo@jmondi.org>
description: |
The Omnivision OV7720/OV7725 sensor supports multiple resolutions output,
such as VGA, QVGA, and any size scaling down from CIF to 40x30. It also can
support the YUV422, RGB565/555/444, GRB422 or raw RGB output formats.
properties:
compatible:
enum:
- ovti,ov7720
- ovti,ov7725
reg:
maxItems: 1
clocks:
maxItems: 1
reset-gpios:
description: |
Reference to the GPIO connected to the RSTB pin which is active low.
maxItems: 1
powerdown-gpios:
description: |
Reference to the GPIO connected to the PWDN pin which is active high.
maxItems: 1
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>;
ov772x: camera@21 {
compatible = "ovti,ov7725";
reg = <0x21>;
reset-gpios = <&axi_gpio_0 0 GPIO_ACTIVE_LOW>;
powerdown-gpios = <&axi_gpio_0 1 GPIO_ACTIVE_LOW>;
clocks = <&xclk>;
port {
ov772x_0: endpoint {
bus-type = <MEDIA_BUS_TYPE_PARALLEL>;
vsync-active = <0>;
hsync-active = <0>;
pclk-sample = <0>;
bus-width = <8>;
data-shift = <0>;
remote-endpoint = <&vcap1_in0>;
};
};
};
};
...
|
