Re: [PATCH 1/2] dt-bindings: usb: renesas, usb3-peri: Document RZ/V2M r9a09g011 support

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On 18/07/2022 15:44, Phil Edworthy wrote:
> Document the RZ/V2M SoC bindings.
> The RZ/V2M SoC is a little different to the R-Car implementations.
> A few DRD related registers and bits have moved, there is a separate
> interrupt for DRD, an additional clock for register access and reset
> lines for DRD and USBP.
> 
> Signed-off-by: Phil Edworthy <phil.edworthy@xxxxxxxxxxx>
> Reviewed-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> ---
>  .../bindings/usb/renesas,usb3-peri.yaml       | 81 +++++++++++++++----
>  1 file changed, 66 insertions(+), 15 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml b/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml
> index 9fcf54b10b07..28f785dd2012 100644
> --- a/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml
> +++ b/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml
> @@ -11,27 +11,49 @@ maintainers:
>  
>  properties:
>    compatible:
> -    items:
> -      - enum:
> -          - renesas,r8a774a1-usb3-peri # RZ/G2M
> -          - renesas,r8a774b1-usb3-peri # RZ/G2N
> -          - renesas,r8a774c0-usb3-peri # RZ/G2E
> -          - renesas,r8a774e1-usb3-peri # RZ/G2H
> -          - renesas,r8a7795-usb3-peri  # R-Car H3
> -          - renesas,r8a7796-usb3-peri  # R-Car M3-W
> -          - renesas,r8a77961-usb3-peri # R-Car M3-W+
> -          - renesas,r8a77965-usb3-peri # R-Car M3-N
> -          - renesas,r8a77990-usb3-peri # R-Car E3
> -      - const: renesas,rcar-gen3-usb3-peri
> +    oneOf:
> +      - items:
> +          - enum:
> +              - renesas,r8a774a1-usb3-peri # RZ/G2M
> +              - renesas,r8a774b1-usb3-peri # RZ/G2N
> +              - renesas,r8a774c0-usb3-peri # RZ/G2E
> +              - renesas,r8a774e1-usb3-peri # RZ/G2H
> +              - renesas,r8a7795-usb3-peri  # R-Car H3
> +              - renesas,r8a7796-usb3-peri  # R-Car M3-W
> +              - renesas,r8a77961-usb3-peri # R-Car M3-W+
> +              - renesas,r8a77965-usb3-peri # R-Car M3-N
> +              - renesas,r8a77990-usb3-peri # R-Car E3
> +          - const: renesas,rcar-gen3-usb3-peri
> +
> +      - items:
> +          - enum:
> +              - renesas,r9a09g011-usb3-peri # RZ/V2M
> +          - const: renesas,rzv2m-usb3-peri
>  
>    reg:
>      maxItems: 1
>  
>    interrupts:
> -    maxItems: 1
> +    minItems: 1
> +    items:
> +      - description: Combined interrupt for DMA, SYS and ERR
> +      - description: Dual Role Device (DRD)
> +
> +  interrupt-names:

minItems:1

> +    items:
> +      - const: all_p
> +      - const: drd
>  
>    clocks:
> -    maxItems: 1
> +    minItems: 1
> +    items:
> +      - description: Main clock
> +      - description: Register access clock
> +
> +  clock-names:

minItems:1


> +    items:
> +      - const: aclk
> +      - const: reg
>  
>    phys:
>      maxItems: 1
> @@ -43,7 +65,15 @@ properties:
>      maxItems: 1
>  
>    resets:
> -    maxItems: 1
> +    minItems: 1
> +    items:
> +      - description: Peripheral reset
> +      - description: DRD reset
> +
> +  reset-names:
> +    items:
> +      - const: aresetn_p
> +      - const: drd_reset
>  
>    usb-role-switch:
>      $ref: /schemas/types.yaml#/definitions/flag
> @@ -78,6 +108,27 @@ required:
>    - interrupts
>    - clocks
>  
> +allOf:
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - renesas,rzv2m-usb3-peri
> +    then:
> +      properties:
> +        clocks:
> +          minItems: 2
> +        interrupts:
> +          minItems: 2
> +        resets:
> +          minItems: 2
> +      required:
> +        - clock-names
> +        - interrupt-names
> +        - resets
> +        - reset-names

else:
narrow the number of items


Best regards,
Krzysztof



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