linux-kernel - Re: [PATCH v5 2/3] dt-bindings: phy: ti: phy-gmii-sel: Add bindings for J7200

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Date:   Tue, 13 Sep 2022 11:27:07 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Siddharth Vadapalli <s-vadapalli@...com>, robh+dt@...nel.org,
        lee.jones@...aro.org, krzysztof.kozlowski+dt@...aro.org,
        kishon@...com, vkoul@...nel.org, dan.carpenter@...cle.com,
        grygorii.strashko@...com, rogerq@...nel.org
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-phy@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v5 2/3] dt-bindings: phy: ti: phy-gmii-sel: Add bindings
 for J7200

On 12/09/2022 10:56, Siddharth Vadapalli wrote:

>  required:
>    - compatible
>    - reg
> diff --git a/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml b/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml
> index 016a37db1ea1..da7cac537e15 100644
> --- a/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml
> +++ b/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml
> @@ -53,12 +53,25 @@ properties:
>        - ti,am43xx-phy-gmii-sel
>        - ti,dm814-phy-gmii-sel
>        - ti,am654-phy-gmii-sel
> +      - ti,j7200-cpsw5g-phy-gmii-sel
>  
>    reg:
>      maxItems: 1
>  
>    '#phy-cells': true
>  
> +  ti,qsgmii-main-ports:
> +    $ref: /schemas/types.yaml#/definitions/uint32-array
> +    description: |
> +      Required only for QSGMII mode. Array to select the port for

Not really an array...

> +      QSGMII main mode. Rest of the ports are selected as QSGMII_SUB
> +      ports automatically. Any one of the 4 CPSW5G ports can act as the
> +      main port with the rest of them being the QSGMII_SUB ports.
> +    maxItems: 1


You say it is an array, but you have here just one item, so it is just
uint32. Do you expect it to grow? If so, when? Why it cannot grow now?



Best regards,
Krzysztof