linux-kernel - Re: [PATCH v1 3/7] dt-bindings: net: Add bindings for StarFive dwmac

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Date:   Fri, 2 Dec 2022 09:02:53 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     yanhong wang <yanhong.wang@...rfivetech.com>,
        Conor Dooley <conor@...nel.org>
Cc:     linux-riscv@...ts.infradead.org, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Emil Renner Berthing <kernel@...il.dk>,
        Richard Cochran <richardcochran@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Peter Geis <pgwipeout@...il.com>
Subject: Re: [PATCH v1 3/7] dt-bindings: net: Add bindings for StarFive dwmac

On 02/12/2022 08:16, yanhong wang wrote:
> 
> 
> On 2022/12/2 1:35, Conor Dooley wrote:
>> On Thu, Dec 01, 2022 at 05:21:04PM +0100, Krzysztof Kozlowski wrote:
>>> On 01/12/2022 10:02, Yanhong Wang wrote:
>>>> Add bindings for the StarFive dwmac module on the StarFive RISC-V SoCs.
>>>
>>> Subject: drop second, redundant "bindings".
>>>
>>>>
>>>> Signed-off-by: Yanhong Wang <yanhong.wang@...rfivetech.com>
>>>> ---
>>>>  .../devicetree/bindings/net/snps,dwmac.yaml   |   1 +
>>>> +properties:
>>>> +  compatible:
>>>> +    oneOf:
>>>
>>> Drop oneOf. You do not have more cases here.
>>>
>>>> +      - items:
>>>> +          - enum:
>>>> +               - starfive,dwmac
>>>
>>> Wrong indentation.... kind of expected since you did not test the bindings.
>>>
>>>> +          - const: snps,dwmac-5.20
>>
>> Disclaimer: no familiarity with the version info with DW stuff
>>
>> Is it a bit foolish to call this binding "starfive,dwmac"? Could there
>> not be another StarFive SoC in the future that uses another DW mac IP
>> version & this would be better off as "starfive,jh7110-dwmac" or similar?
>>
> 
> The StarFive JH8100 SoC in the future that uses the same mac IP version, so call this binding "starfive,dwmac".

It's not a reason to make compatible generic.

Best regards,
Krzysztof