Re: [PATCH v3 1/3] dt-bindings: media: Add bindings for THine THP7312 ISP

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On 12/10/2023 21:37, Laurent Pinchart wrote:

Thanks for the changes

> +
> +  port:
> +    $ref: /schemas/graph.yaml#/$defs/port-base
> +    additionalProperties: false
> +
> +    properties:
> +      endpoint:
> +        $ref: /schemas/media/video-interfaces.yaml#
> +        unevaluatedProperties: false
> +
> +        properties:
> +          data-lanes:
> +            description:
> +              This property is for lane reordering between the THP7312 and the
> +              SoC. The sensor supports either two-lane, or four-lane operation.
> +              If this property is omitted four-lane operation is assumed. For
> +              two-lane operation the property must be set to <1 2>.
> +            minItems: 2
> +            maxItems: 4
> +            items:
> +              maximum: 4
> +
> +  sensors:
> +    type: object
> +    description: List of connected sensors

I don't understand why do you list sensors here. From the binding
description I understood these are external sensors, which usually sit
on I2C bus.

> +
> +    properties:
> +      "#address-cells":
> +        const: 1
> +
> +      "#size-cells":
> +        const: 0
> +
> +    patternProperties:
> +      "^sensor@[01]":
> +        type: object
> +        description:
> +          Sensors connected to the first and second input, with one node per
> +          sensor.
> +
> +        properties:
> +          thine,model:
> +            $ref: /schemas/types.yaml#/definitions/string
> +            description:
> +              Model of the connected sensors. Must be a valid compatible string.

Then why this isn't compatible?

> +
> +          reg:
> +            maxItems: 1
> +            description: THP7312 input port number
> +
> +          data-lanes:
> +            $ref: /schemas/media/video-interfaces.yaml#/properties/data-lanes
> +            items:
> +              maxItems: 4
> +            description:
> +              This property is for lane reordering between the THP7312 and the imaging
> +              sensor that it is connected to.
> +
> +        patternProperties:
> +          ".*-supply":
> +            description: Power supplies for the sensor
> +
> +        required:
> +          - reg
> +          - data-lanes
> +
> +        additionalProperties: false
> +
> +    required:
> +      - "#address-cells"
> +      - "#size-cells"
> +
> +    additionalProperties: false
> +
> +required:
> +  - compatible
> +  - reg
> +  - reset-gpios
> +  - clocks
> +  - vddcore-supply
> +  - vhtermrx-supply
> +  - vddtx-supply
> +  - vddhost-supply
> +  - vddcmos-supply
> +  - vddgpio-0-supply
> +  - vddgpio-1-supply
> +  - sensors
> +  - port
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        camera@61 {
> +            compatible = "thine,thp7312";
> +            reg = <0x61>;
> +
> +            pinctrl-names = "default";
> +            pinctrl-0 = <&cam1_pins_default>;
> +
> +            reset-gpios = <&pio 119 GPIO_ACTIVE_LOW>;
> +            clocks = <&camera61_clk>;
> +
> +            vddcore-supply = <&vsys_v4p2>;
> +            vhtermrx-supply = <&vsys_v4p2>;
> +            vddtx-supply = <&vsys_v4p2>;
> +            vddhost-supply = <&vsys_v4p2>;
> +            vddcmos-supply = <&vsys_v4p2>;
> +            vddgpio-0-supply = <&vsys_v4p2>;
> +            vddgpio-1-supply = <&vsys_v4p2>;
> +
> +            orientation = <0>;
> +            rotation = <0>;
> +
> +            sensors {
> +                #address-cells = <1>;
> +                #size-cells = <0>;
> +
> +                sensor@0 {
> +                    thine,model = "sony,imx258";
> +                    reg = <0>;
> +
> +                    data-lanes = <4 1 3 2>;
> +
> +                    dovdd-supply = <&vsys_v4p2>;
> +                    avdd-supply = <&vsys_v4p2>;
> +                    dvdd-supply = <&vsys_v4p2>;
> +                };
> +            };
> +
> +            port {
> +                thp7312_2_endpoint: endpoint {
> +                    remote-endpoint = <&mipi_thp7312_2>;
> +                    data-lanes = <4 2 1 3>;
> +                };
> +            };
> +    	  };
> +    };


Best regards,
Krzysztof




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