155 lines
3.6 KiB
YAML
155 lines
3.6 KiB
YAML
# SPDX-License-Identifier: GPL-2.0
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/media/i2c/ovti,ov5640.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: OmniVision OV5640 Image Sensor Device Tree Bindings
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maintainers:
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- Steve Longerbeam <slongerbeam@gmail.com>
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allOf:
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- $ref: /schemas/media/video-interface-devices.yaml#
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properties:
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compatible:
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const: ovti,ov5640
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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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AVDD-supply:
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description: Analog voltage supply, 2.8 volts
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DVDD-supply:
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description: Digital core voltage supply, 1.5 volts
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DOVDD-supply:
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description: Digital I/O voltage supply, 1.8 volts
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powerdown-gpios:
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maxItems: 1
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description: >
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Reference to the GPIO connected to the powerdown pin, if any.
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reset-gpios:
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maxItems: 1
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description: >
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Reference to the GPIO connected to the reset pin, if any.
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rotation:
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enum:
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- 0
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- 180
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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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const: 0
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data-lanes:
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minItems: 1
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maxItems: 2
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items:
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enum: [1, 2]
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bus-width:
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enum: [8, 10]
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data-shift:
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enum: [0, 2]
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required:
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- compatible
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- reg
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- clocks
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- clock-names
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- AVDD-supply
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- DVDD-supply
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- DOVDD-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/clock/imx6qdl-clock.h>
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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,ov5640";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_ov5640>;
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reg = <0x3c>;
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clocks = <&clks IMX6QDL_CLK_CKO>;
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clock-names = "xclk";
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DOVDD-supply = <&vgen4_reg>; /* 1.8v */
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AVDD-supply = <&vgen3_reg>; /* 2.8v */
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DVDD-supply = <&vgen2_reg>; /* 1.5v */
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powerdown-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
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rotation = <180>;
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port {
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/* MIPI CSI-2 bus endpoint */
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ov5640_to_mipi_csi2: endpoint {
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remote-endpoint = <&mipi_csi2_from_ov5640>;
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clock-lanes = <0>;
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data-lanes = <1 2>;
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};
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};
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};
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};
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- |
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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,ov5640";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_ov5640>;
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reg = <0x3c>;
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clocks = <&clk_ext_camera>;
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clock-names = "xclk";
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DOVDD-supply = <&vgen4_reg>; /* 1.8v */
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AVDD-supply = <&vgen3_reg>; /* 2.8v */
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DVDD-supply = <&vgen2_reg>; /* 1.5v */
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port {
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/* Parallel bus endpoint */
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ov5640_to_parallel: endpoint {
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remote-endpoint = <¶llel_from_ov5640>;
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bus-width = <8>;
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data-shift = <2>; /* lines 9:2 are used */
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hsync-active = <0>;
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vsync-active = <0>;
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pclk-sample = <1>;
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};
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};
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};
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};
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...
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