Re: [PATCH v2 1/2] media:imx274 device tree binding file

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Hi Sören,

On Mon, Aug 28, 2017 at 06:40:25PM -0700, Soren Brinkmann wrote:
> From: Leon Luo <leonl@xxxxxxxxxxxxxxxxxx>
> 
> The binding file for imx274 CMOS sensor V4l2 driver
> 
> Signed-off-by: Leon Luo <leonl@xxxxxxxxxxxxxxxxxx>
> Acked-by: Sören Brinkmann <soren.brinkmann@xxxxxxxxxx>
> ---
>  .../devicetree/bindings/media/i2c/imx274.txt       | 32 ++++++++++++++++++++++
>  1 file changed, 32 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/i2c/imx274.txt
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/imx274.txt b/Documentation/devicetree/bindings/media/i2c/imx274.txt
> new file mode 100644
> index 000000000000..9154666d1149
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/imx274.txt
> @@ -0,0 +1,32 @@
> +* Sony 1/2.5-Inch 8.51Mp CMOS Digital Image Sensor
> +
> +The Sony imx274 is a 1/2.5-inch CMOS active pixel digital image sensor with
> +an active array size of 3864H x 2202V. 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 4 lanes
> +at 1440 Mbps.
> +
> +
> +Required Properties:
> +- compatible: value should be "sony,imx274" for imx274 sensor

"reg"

> +
> +Optional Properties:
> +- reset-gpios: Sensor reset GPIO
> +
> +For further reading on port node refer to
> +Documentation/devicetree/bindings/media/video-interfaces.txt.
> +
> +Example:
> +	imx274: sensor@1a{

Any use for the reference? If not, I'd omit it. For the endpoint you'll
need it.

> +		compatible = "sony,imx274";
> +		reg = <0x1a>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		reset-gpios = <&gpio_sensor 0 0>;
> +		port@0 {

"@0" is redundant here, as is reg below.

> +			reg = <0>;
> +			sensor_out: endpoint {
> +				remote-endpoint = <&csiss_in>;
> +			};
> +		};
> +	};

-- 
Regards,

Sakari Ailus
e-mail: sakari.ailus@xxxxxx



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