Hi,

On Fri, Aug 21, 2020 at 04:59:30PM +0200, Kévin L'hôpital wrote:
> Add a documentation for the sensor ov8865 from Omnivision.
> 
> Signed-off-by: Kévin L'hôpital <kevin.lhopital@bootlin.com>

In order to ease the submission of both drivers, you should probably
split this series into two, one with the MIPI-CSI driver, and one with
the ov8865 driver.

> ---
>  .../devicetree/bindings/media/i2c/ov8865.txt  | 51 +++++++++++++++++++
>  1 file changed, 51 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/i2c/ov8865.txt
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/ov8865.txt b/Documentation/devicetree/bindings/media/i2c/ov8865.txt
> new file mode 100644
> index 000000000000..ac5a662288de
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/ov8865.txt
> @@ -0,0 +1,51 @@
> +* Omnivision OV8865 MIPI CSI-2
> +
> +Required Properties:
> +- compatible: should be "ovti,ov8865"
> +- clocks: reference to the xclk input clock.
> +- clock-names: should be "xclk".
> +- DOVDD-supply: Digital I/O voltage supply, 2.8 volts
> +- AVDD-supply: Analog voltage supply, 2.8 volts
> +- AFVDD-supply: Analog voltage supply, 2.8 volts
> +- DVDD-supply: Digital core voltage supply, 1.2 volts
> +- reset-gpios: reference to the GPIO connected to the reset pin.
> +	       This is an active low signal to the OV8865.
> +- powerdown-gpios: reference to the GPIO connected to the powerdown pin.
> +		   This is an active low signal to the OV8865.
> +- rotation: as defined in
> +	    Documentation/devicetree/bindings/media/video-interfaces.txt,
> +	    valid values are 0 (sensor mounted upright) and 180 (sensor
> +	    mounted upside down).
> +- remote-endpoint: a phandle to the bus receiver's endpoint node.
> +- clock-lanes: should be set to <0> (clock lane on hardware lane 0).
> +- data-lanes: should be set to <4> (four CSI-2 lanes supported).
> +
> +The device node must contain one 'port' child node for its digital output video
> +port, in accordance with the video interface bindings defined in
> +Documentation/devicetree/bindings/media/video-interfaces.txt.

Free form DT documentation is deprecated nowadays, you should be doing a
YAML schema instead (like the ov8856 driver).

Maxime