110 lines
2.4 KiB
YAML
110 lines
2.4 KiB
YAML
# 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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$id: http://devicetree.org/schemas/media/i2c/ovti,ov7251.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: OmniVision OV7251 Image Sensor
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description:
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The Omnivision OV7251 is a 1/7.5-Inch CMOS active pixel digital image sensor
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with an active array size of 640H x 480V. It is programmable through a serial
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I2C interface.
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maintainers:
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- Todor Tomov <todor.too@gmail.com>
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properties:
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compatible:
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const: ovti,ov7251
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reg:
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maxItems: 1
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clocks:
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description: XCLK Input Clock
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clock-names:
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const: xclk
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clock-frequency:
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description: Frequency of the xclk clock in Hz.
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vdda-supply:
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description: Analog voltage supply, 2.8 volts
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vddd-supply:
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description: Digital core voltage supply, 1.2 volts
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vdddo-supply:
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description: Digital I/O voltage supply, 1.8 volts
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enable-gpios:
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maxItems: 1
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description:
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Reference to the GPIO connected to the XSHUTDOWN pin, if any. Polarity
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is GPIO_ACTIVE_HIGH.
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port:
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description: Digital Output Port
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$ref: /schemas/graph.yaml#/$defs/port-base
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additionalProperties: false
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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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clock-lanes:
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maximum: 1
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data-lanes:
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maxItems: 1
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link-frequencies: true
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required:
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- data-lanes
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- link-frequencies
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required:
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- compatible
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- reg
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- clocks
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- vdddo-supply
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- vdda-supply
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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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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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camera@3c {
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compatible = "ovti,ov7251";
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reg = <0x3c>;
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clocks = <&clks 1>;
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clock-frequency = <24000000>;
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vdddo-supply = <&ov7251_vdddo_1v8>;
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vdda-supply = <&ov7251_vdda_2v8>;
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vddd-supply = <&ov7251_vddd_1v5>;
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enable-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>;
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port {
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ov7251_ep: endpoint {
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remote-endpoint = <&csi0_ep>;
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clock-lanes = <1>;
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data-lanes = <0>;
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link-frequencies = /bits/ 64 <240000000 319200000>;
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};
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};
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};
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};
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...
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