Re: [PATCH 1/2] dt-bindings: media: Add schema for OmniVision OV8858

[Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>]

Hi Jacopo,

Thank you for the patch.

One comment in addition to Krzysztof's.

On Thu, Jan 05, 2023 at 06:23:19PM +0100, Jacopo Mondi wrote:
> From: Jacopo Mondi <jacopo.mondi@xxxxxxxxxxxxxxxx>
> 
> Add binding schema for the OmniVision OV8858 8 Megapixels camera sensor.
> 
> Signed-off-by: Jacopo Mondi <jacopo.mondi@xxxxxxxxxxxxxxxx>
> ---
>  .../bindings/media/i2c/ovti,ov8858.yaml       | 109 ++++++++++++++++++
>  1 file changed, 109 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/i2c/ovti,ov8858.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/ovti,ov8858.yaml b/Documentation/devicetree/bindings/media/i2c/ovti,ov8858.yaml
> new file mode 100644
> index 000000000000..f6d5cf69234c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov8858.yaml
> @@ -0,0 +1,109 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/i2c/ovti,ov8858.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: OmniVision OV8858 Image Sensor
> +
> +maintainers:
> +  - Jacopo Mondi <jacopo.mondi@xxxxxxxxxxxxxxxx>
> +  - Nicholas Roth <nicholas@xxxxxxxxxxxxx>
> +
> +description: |
> +  The OmniVision OV8858 is a color CMOS 8 Megapixles (3264x2448) image sensor

s/pixles/pixels/

Conditionally-Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>

with this and the issues pointed by Krzysztof first.

> +  controlled through an I2C-compatible SCCB bus. The sensor transmits images
> +  on a MIPI CSI-2 output interface with up to 4 data lanes.
> +
> +properties:
> +  compatible:
> +    const: ovti,ov8858
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +    description: XVCLK external clock
> +
> +  clock-names:
> +    const: xvclk
> +
> +  dvdd-supply:
> +    description: Digital Domain Power Supply
> +
> +  avdd-supply:
> +    description: Analog Domain Power Supply
> +
> +  dovdd-supply:
> +    description: I/O Domain Power Supply
> +
> +  powerdown-gpios:
> +    maxItems: 1
> +    description: PWDNB powerdown GPIO (active low)
> +
> +  reset-gpios:
> +    maxItems: 1
> +    description: XSHUTDN reset GPIO (active low)
> +
> +  port:
> +    description: MIPI CSI-2 transmitter port
> +    $ref: /schemas/graph.yaml#/$defs/port-base
> +    additionalProperties: false
> +
> +    properties:
> +      endpoint:
> +        $ref: /schemas/media/video-interfaces.yaml#
> +        unevaluatedProperties: false
> +
> +        properties:
> +          data-lanes:
> +            minItems: 1
> +            maxItems: 4
> +
> +        required:
> +          - data-lanes
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - assigned-clocks
> +  - assigned-clock-rates
> +  - port
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/pinctrl/rockchip.h>
> +    #include <dt-bindings/clock/rk3399-cru.h>
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    i2c2 {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        ov8858: camera@36 {
> +            compatible = "ovti,ov8858";
> +            reg = <0x36>;
> +
> +            clocks = <&cru SCLK_CIF_OUT>;
> +            clock-names = "xvclk";
> +            assigned-clocks = <&cru SCLK_CIF_OUT>;
> +            assigned-clock-rates = <24000000>;
> +
> +            dovdd-supply = <&vcc1v8_dvp>;
> +
> +            reset-gpios = <&gpio1 RK_PA4 GPIO_ACTIVE_LOW>;
> +            powerdown-gpios = <&gpio2 RK_PB4 GPIO_ACTIVE_LOW>;
> +
> +            port {
> +                ucam_out: endpoint {
> +                    remote-endpoint = <&mipi_in_ucam>;
> +                    data-lanes = <1 2 3 4>;
> +                };
> +            };
> +        };
> +    };
> +...

-- 
Regards,

Laurent Pinchart