From f312f497a22b3a69640d628277f5c56238860bc3 Mon Sep 17 00:00:00 2001 From: Naushir Patuck Date: Thu, 7 May 2020 15:50:54 +0100 Subject: [PATCH] dt-bindings: media: i2c: Add IMX477 CMOS sensor binding Add YAML device tree binding for IMX477 CMOS image sensor. Signed-off-by: Naushir Patuck --- .../devicetree/bindings/media/i2c/imx477.yaml | 113 ++++++++++++++++++ 1 file changed, 113 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/i2c/imx477.yaml --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/imx477.yaml @@ -0,0 +1,113 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/imx477.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sony 1/2.3-Inch 12Mpixel CMOS Digital Image Sensor + +maintainers: + - Naushir Patuck + +description: |- + The Sony IMX477 is a 1/2.3-inch CMOS active pixel digital image sensor + with an active array size of 4056H x 3040V. It is programmable through + I2C interface. The I2C address is fixed to 0x1A as per sensor data sheet. + Image data is sent through MIPI CSI-2, which is configured as either 2 or + 4 data lanes. + +properties: + compatible: + const: sony,imx477 + + reg: + description: I2C device address + maxItems: 1 + + clocks: + maxItems: 1 + + VDIG-supply: + description: + Digital I/O voltage supply, 1.05 volts + + VANA-supply: + description: + Analog voltage supply, 2.8 volts + + VDDL-supply: + description: + Digital core voltage supply, 1.8 volts + + reset-gpios: + description: |- + Reference to the GPIO connected to the xclr pin, if any. + Must be released (set high) after all all supplies and INCK are applied. + + # See ../video-interfaces.txt for more details + port: + type: object + properties: + endpoint: + type: object + properties: + data-lanes: + description: |- + The sensor supports either two-lane, or four-lane operation. + For two-lane operation the property must be set to <1 2>. + items: + - const: 1 + - const: 2 + + clock-noncontinuous: + type: boolean + description: |- + MIPI CSI-2 clock is non-continuous if this property is present, + otherwise it's continuous. + + link-frequencies: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint64-array + description: + Allowed data bus frequencies. + + required: + - link-frequencies + +required: + - compatible + - reg + - clocks + - VANA-supply + - VDIG-supply + - VDDL-supply + - port + +additionalProperties: false + +examples: + - | + i2c0 { + #address-cells = <1>; + #size-cells = <0>; + + imx477: sensor@10 { + compatible = "sony,imx477"; + reg = <0x1a>; + clocks = <&imx477_clk>; + VANA-supply = <&imx477_vana>; /* 2.8v */ + VDIG-supply = <&imx477_vdig>; /* 1.05v */ + VDDL-supply = <&imx477_vddl>; /* 1.8v */ + + port { + imx477_0: endpoint { + remote-endpoint = <&csi1_ep>; + data-lanes = <1 2>; + clock-noncontinuous; + link-frequencies = /bits/ 64 <450000000>; + }; + }; + }; + }; + +...