On Thu, Feb 08, 2018 at 10:53:37AM +0200, Todor Tomov wrote:
> Add the document for ov7251 device tree binding.
>
> CC: Rob Herring <robh+dt@xxxxxxxxxx>
> CC: Mark Rutland <mark.rutland@xxxxxxx>
> CC: devicetree@xxxxxxxxxxxxxxx
> Signed-off-by: Todor Tomov <todor.tomov@xxxxxxxxxx>
> ---
> .../devicetree/bindings/media/i2c/ov7251.txt | 51 ++++++++++++++++++++++
> 1 file changed, 51 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/i2c/ov7251.txt
>
> diff --git a/Documentation/devicetree/bindings/media/i2c/ov7251.txt b/Documentation/devicetree/bindings/media/i2c/ov7251.txt
> new file mode 100644
> index 0000000..c807646
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/ov7251.txt
> @@ -0,0 +1,51 @@
> +* Omnivision 1/7.5-Inch B&W VGA CMOS Digital Image Sensor
> +
> +The Omnivision OV7251 is a 1/7.5-Inch CMOS active pixel digital image sensor with
> +an active array size of 640H x 480V. It is programmable through a serial I2C
> +interface.
> +
> +Required Properties:
> +- compatible: Value should be "ovti,ov7251".
> +- clocks: Reference to the xclk clock.
> +- clock-names: Should be "xclk".
> +- clock-frequency: Frequency of the xclk clock.
> +- enable-gpios: Chip enable GPIO. Polarity is GPIO_ACTIVE_HIGH. This corresponds
> + to the hardware pin XSHUTDOWN which is physically active low.
> +- vdddo-supply: Chip digital IO regulator.
> +- vdda-supply: Chip analog regulator.
> +- vddd-supply: Chip digital core regulator.
> +
> +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.
> +
> +Example:
> +
> + &i2c1 {
> + ...
> +
> + ov7251: ov7251@60 {
camera-sensor@60
With that,
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
> + compatible = "ovti,ov7251";
> + reg = <0x60>;
> +
> + enable-gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&camera_bw_default>;
> +
> + clocks = <&clks 200>;
> + clock-names = "xclk";
> + clock-frequency = <24000000>;
> +
> + vdddo-supply = <&camera_dovdd_1v8>;
> + vdda-supply = <&camera_avdd_2v8>;
> + vddd-supply = <&camera_dvdd_1v2>;
> +
> + port {
> + ov7251_ep: endpoint {
> + clock-lanes = <1>;
> + data-lanes = <0>;
> + remote-endpoint = <&csi0_ep>;
> + };
> + };
> + };
> + };
> --
> 2.7.4
>
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