Re: [RFC 17/28] dt-bindings: display: renesas,du: Document r9a07g044l bindings

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On Wed, Jan 12, 2022 at 05:46:01PM +0000, Biju Das wrote:
> Extend the Renesas DU display bindings to support the r9a07g044l RZ/G2L.
> 
> Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> ---
>  .../bindings/display/renesas,du.yaml          | 54 +++++++++++++++++++
>  1 file changed, 54 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/renesas,du.yaml b/Documentation/devicetree/bindings/display/renesas,du.yaml
> index 13efea574584..fc050b1088f3 100644
> --- a/Documentation/devicetree/bindings/display/renesas,du.yaml
> +++ b/Documentation/devicetree/bindings/display/renesas,du.yaml
> @@ -40,6 +40,7 @@ properties:
>        - renesas,du-r8a77990 # for R-Car E3 compatible DU
>        - renesas,du-r8a77995 # for R-Car D3 compatible DU
>        - renesas,du-r8a779a0 # for R-Car V3U compatible DU
> +      - renesas,du-r9a07g044l # for RZ/G2L compatible DU
>  
>    reg:
>      maxItems: 1
> @@ -824,6 +825,59 @@ allOf:
>          - reset-names
>          - renesas,vsps
>  
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - renesas,du-r9a07g044l
> +    then:
> +      properties:
> +        clocks:
> +          items:
> +            - description: LCDC Main clock
> +            - description: LCDC Register Access Clock
> +            - description: LCDC Video Clock
> +
> +        clock-names:
> +          items:
> +            - const: du.0
> +            - const: pclk
> +            - const: vclk
> +
> +        interrupts:
> +          maxItems: 1
> +
> +        resets:
> +          maxItems: 1
> +
> +        reset-names:
> +          items:
> +            - const: du.0
> +
> +        ports:
> +          properties:
> +            port@0:
> +              description: DPAD 0
> +            port@1:
> +              description: DSI 0
> +            port@2: false
> +            port@3: false
> +
> +          required:
> +            - port@0
> +            - port@1
> +
> +        renesas,vsps:
> +          minItems: 1

The minimum number of items is 1 by default if not otherwise specified.

maxItems: 1 ???

> +
> +      required:
> +        - clock-names
> +        - interrupts
> +        - resets
> +        - reset-names
> +        - renesas,vsps
> +
>  additionalProperties: false
>  
>  examples:
> -- 
> 2.17.1
> 
> 



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