Re: [PATCH 1/2] dt-bindings: display: panel: Add Raydium RM69380

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On 14/04/2024 17:22, David Wronek wrote:
> Raydium RM69380 is a display driver IC used to drive OLED DSI panels.
> Add a dt-binding for it.
> 
> Signed-off-by: David Wronek <david@xxxxxxxxxxxxxx>
> ---
>  .../bindings/display/panel/raydium,rm69380.yaml    | 94 ++++++++++++++++++++++
>  1 file changed, 94 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/raydium,rm69380.yaml b/Documentation/devicetree/bindings/display/panel/raydium,rm69380.yaml
> new file mode 100644
> index 000000000000..9b01b9c22ae9
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/raydium,rm69380.yaml
> @@ -0,0 +1,94 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/panel/raydium,rm69380.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Raydium RM6380-based DSI display panels
> +
> +maintainers:
> +  - David Wronek <david@xxxxxxxxxxxxxx>
> +
> +description:
> +  The Raydium RM69380 is a generic DSI Panel IC used to control
> +  OLED panels.
> +
> +properties:
> +  compatible:
> +    items:
> +      - const: lenovo,j716f-edo-rm69380
> +      - const: raydium,rm69380
> +
> +  avdd-supply:
> +    description: Analog voltage rail
> +
> +  vddio-supply:
> +    description: I/O voltage rail
> +
> +  reset-gpios:
> +    maxItems: 1
> +
> +  reg: true
> +
> +required:
> +  - compatible
> +  - reg
> +  - avdd-supply
> +  - vddio-supply
> +  - reset-gpios
> +
> +allOf:
> +  - $ref: panel-common-dual.yaml#
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - lenovo,j716f-edo-rm69380

You have only one variant, so entire if: is not needed. Just require
ports in top-level, if you say this device cannot support single-link
(just to remind: we talk about what device supports, not driver).


> +    then:
> +      properties:
> +        port: false

Redundant, drop.

> +        ports:
> +          required:
> +            - port@1
> +


Best regards,
Krzysztof





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