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Diffstat (limited to 'Documentation/devicetree/bindings/media/i2c/ovti,ov5640.yaml')
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1 files changed, 154 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/media/i2c/ovti,ov5640.yaml b/Documentation/devicetree/bindings/media/i2c/ovti,ov5640.yaml new file mode 100644 index 000000000..540fd69ac --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov5640.yaml @@ -0,0 +1,154 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/ovti,ov5640.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: OmniVision OV5640 Image Sensor Device Tree Bindings + +maintainers: + - Steve Longerbeam <slongerbeam@gmail.com> + +allOf: + - $ref: /schemas/media/video-interface-devices.yaml# + +properties: + compatible: + const: ovti,ov5640 + + reg: + maxItems: 1 + + clocks: + description: XCLK Input Clock + + clock-names: + const: xclk + + AVDD-supply: + description: Analog voltage supply, 2.8 volts + + DVDD-supply: + description: Digital core voltage supply, 1.5 volts + + DOVDD-supply: + description: Digital I/O voltage supply, 1.8 volts + + powerdown-gpios: + maxItems: 1 + description: > + Reference to the GPIO connected to the powerdown pin, if any. + + reset-gpios: + maxItems: 1 + description: > + Reference to the GPIO connected to the reset pin, if any. + + rotation: + enum: + - 0 + - 180 + + port: + description: Digital Output Port + $ref: /schemas/graph.yaml#/$defs/port-base + additionalProperties: false + + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + properties: + clock-lanes: + const: 0 + + data-lanes: + minItems: 1 + maxItems: 2 + items: + enum: [1, 2] + + bus-width: + enum: [8, 10] + + data-shift: + enum: [0, 2] + +required: + - compatible + - reg + - clocks + - clock-names + - AVDD-supply + - DVDD-supply + - DOVDD-supply + - port + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/imx6qdl-clock.h> + #include <dt-bindings/gpio/gpio.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + camera@3c { + compatible = "ovti,ov5640"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ov5640>; + reg = <0x3c>; + clocks = <&clks IMX6QDL_CLK_CKO>; + clock-names = "xclk"; + DOVDD-supply = <&vgen4_reg>; /* 1.8v */ + AVDD-supply = <&vgen3_reg>; /* 2.8v */ + DVDD-supply = <&vgen2_reg>; /* 1.5v */ + powerdown-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>; + rotation = <180>; + + port { + /* MIPI CSI-2 bus endpoint */ + ov5640_to_mipi_csi2: endpoint { + remote-endpoint = <&mipi_csi2_from_ov5640>; + clock-lanes = <0>; + data-lanes = <1 2>; + }; + }; + }; + }; + + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + camera@3c { + compatible = "ovti,ov5640"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ov5640>; + reg = <0x3c>; + clocks = <&clk_ext_camera>; + clock-names = "xclk"; + DOVDD-supply = <&vgen4_reg>; /* 1.8v */ + AVDD-supply = <&vgen3_reg>; /* 2.8v */ + DVDD-supply = <&vgen2_reg>; /* 1.5v */ + + port { + /* Parallel bus endpoint */ + ov5640_to_parallel: endpoint { + remote-endpoint = <¶llel_from_ov5640>; + bus-width = <8>; + data-shift = <2>; /* lines 9:2 are used */ + hsync-active = <0>; + vsync-active = <0>; + pclk-sample = <1>; + }; + }; + }; + }; + +... |