Re: [PATCH 1/2] media: ov2680: dt: Add bindings for OV2680

From: Sakari Ailus
Date: Thu Feb 22 2018 - 05:59:46 EST


Hi Rui,

Thanks for the patchset.

Could you use "dt: bindings: " prefix in the subject?

On Thu, Feb 22, 2018 at 10:23:37AM +0000, Rui Miguel Silva wrote:
> Add device tree binding documentation for the OV5640 camera sensor.
>
> CC: devicetree@xxxxxxxxxxxxxxx
> Signed-off-by: Rui Miguel Silva <rui.silva@xxxxxxxxxx>
> ---
> .../devicetree/bindings/media/i2c/ov2680.txt | 34 ++++++++++++++++++++++
> 1 file changed, 34 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/i2c/ov2680.txt
>
> diff --git a/Documentation/devicetree/bindings/media/i2c/ov2680.txt b/Documentation/devicetree/bindings/media/i2c/ov2680.txt
> new file mode 100644
> index 000000000000..f9dc63ce5044
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/ov2680.txt
> @@ -0,0 +1,34 @@
> +* Omnivision OV2680 MIPI CSI-2 sensor
> +
> +Required Properties:
> +- compatible: should be "ovti,ov2680"
> +- clocks: reference to the xvclk input clock.
> +- clock-names: should be "xvclk".
> +
> +Optional Properties:
> +- powerdown-gpios: reference to the GPIO connected to the powerdown pin,
> + if any. This is an active high signal to the OV2680.
> +
> +The device node must contain one 'port' child node for its digital output

Please add that the port contains a single endpoint as well.

> +video port, in accordance with the video interface bindings defined in
> +Documentation/devicetree/bindings/media/video-interfaces.txt.

Please list required and optional endpoint properties as well.

> +
> +Example:
> +
> +&i2c2 {
> + ov2680: camera-sensor@36 {
> + compatible = "ovti,ov2680";
> + reg = <0x36>;
> + clocks = <&osc>;
> + clock-names = "xvclk";
> + powerdown-gpios = <&gpio1 3 GPIO_ACTIVE_HIGH>;
> +
> + port {
> + ov2680_mipi_ep: endpoint {
> + remote-endpoint = <&mipi_sensor_ep>;
> + clock-lanes = <0>;
> + data-lanes = <1>;
> + };
> + };
> + };
> +};

--
Regards,

Sakari Ailus
sakari.ailus@xxxxxxxxxxxxxxx