Re: [PATCH 1/2] media: dt-bindings: media: Add bindings for IMX283

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On 15/02/2024 21:44, Umang Jain wrote:
> - Add dt-bindings documentation for Sony IMX283 sensor driver
> - Add MAINTAINERS entry for Sony IMX283 binding documentation
> 
> Signed-off-by: Umang Jain <umang.jain@xxxxxxxxxxxxxxxx>
> ---

Due to lack of testing limited review.

>  .../bindings/media/i2c/sony,imx283.yaml       | 100 ++++++++++++++++++
>  MAINTAINERS                                   |   8 ++
>  2 files changed, 108 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/i2c/sony,imx283.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/sony,imx283.yaml b/Documentation/devicetree/bindings/media/i2c/sony,imx283.yaml
> new file mode 100644
> index 000000000000..3cf46429b282
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/sony,imx283.yaml
> @@ -0,0 +1,100 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright (C) 2024 Ideas on Board Oy
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/i2c/sony,imx283.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sony IMX283 Sensor
> +
> +maintainers:
> +  - Kieran Bingham <kieran.bingham@xxxxxxxxxxxxxxxx>
> +  - Umang Jain <umang.jain@xxxxxxxxxxxxxxxx>
> +
> +description:
> +  IMX283 sensor is a Sony CMOS active pixel digital image sensor with an active
> +  array size of 5472H x 3648V. It is programmable through I2C interface. The
> +  I2C client address is fixed to 0x1a as per sensor data sheet. Image data is
> +  sent through MIPI CSI-2.
> +
> +properties:
> +  compatible:
> +    const: sony,imx283

Blank line

> +  reg:
> +    description: I2C address

Drop description

> +    maxItems: 1
> +
> +  assigned-clocks: true
> +  assigned-clock-parents: true
> +  assigned-clock-rates: true

Drop all three, not really needed, just mention them in example.

> +
> +  clocks:
> +    description: Clock frequency from 6 to 24 MHz.
> +    maxItems: 1
> +
> +  vana-supply:
> +    description: Analog power supply (2.9V)
> +
> +  vdig-supply:
> +    description: Interface power supply (1.8V)
> +
> +  vddl-supply:
> +    description: Digital power supply (1.2V)
> +
> +  port:
> +    additionalProperties: false
> +    $ref: /schemas/graph.yaml#/$defs/port-base

Please reverse above lines, first ref, then additionalprops.

> +
> +    properties:
> +      endpoint:
> +        $ref: /schemas/media/video-interfaces.yaml#
> +        unevaluatedProperties: false

Ditto

> +
> +        properties:
> +          data-lanes: true

Provide constraints - which lanes/how many.

> +          link-frequencies: true
> +
> +        required:
> +          - data-lanes
> +          - link-frequencies
> +
> +    required:
> +      - endpoint
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - port
> +
> +additionalProperties: false
> +

Best regards,
Krzysztof





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