linux-kernel - Re: [PATCHv1 1/3] dt-bindings: usb: Add RK3588 OHCI

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Date:   Tue, 11 Apr 2023 08:12:37 -0500
From:   Rob Herring <robh@...nel.org>
To:     Sebastian Reichel <sebastian.reichel@...labora.com>
Cc:     Alan Stern <stern@...land.harvard.edu>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...labora.com
Subject: Re: [PATCHv1 1/3] dt-bindings: usb: Add RK3588 OHCI

On Thu, Apr 06, 2023 at 03:55:50PM +0200, Sebastian Reichel wrote:
> Add compatible for RK3588 OHCI. As far as I know it's fully
> compatible with generic-ohci.
> 
> Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
> ---
>  .../devicetree/bindings/usb/generic-ohci.yaml  | 18 +++++++++++++++++-
>  1 file changed, 17 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/usb/generic-ohci.yaml b/Documentation/devicetree/bindings/usb/generic-ohci.yaml
> index a9ba7257b884..e116ed90471e 100644
> --- a/Documentation/devicetree/bindings/usb/generic-ohci.yaml
> +++ b/Documentation/devicetree/bindings/usb/generic-ohci.yaml
> @@ -44,6 +44,7 @@ properties:
>                - hpe,gxp-ohci
>                - ibm,476gtr-ohci
>                - ingenic,jz4740-ohci
> +              - rockchip,rk3588-ohci
>                - snps,hsdk-v1.0-ohci
>            - const: generic-ohci
>        - enum:
> @@ -69,7 +70,7 @@ properties:
>  
>    clocks:
>      minItems: 1
> -    maxItems: 3
> +    maxItems: 4
>      description: |
>        In case the Renesas R-Car Gen3 SoCs:
>          - if a host only channel: first clock should be host.
> @@ -147,6 +148,21 @@ allOf:
>      then:
>        properties:
>          transceiver: false
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: rockchip,rk3588-ohci
> +    then:
> +      properties:
> +        clocks:
> +          minItems: 4
> +          maxItems: 4

Only need minItems here.

> +    else:
> +      properties:
> +        clocks:
> +          minItems: 1
> +          maxItems: 3

Only need maxItems here.

With that,

Reviewed-by: Rob Herring <robh@...nel.org>