netdev - Re: [PATCH v4 2/7] dt-bindings: net: snps,dwmac: Update the maxitems number of resets and reset-names

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Date:   Tue, 7 Feb 2023 08:59:08 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     yanhong wang <yanhong.wang@...rfivetech.com>,
        linux-riscv@...ts.infradead.org, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     "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 v4 2/7] dt-bindings: net: snps,dwmac: Update the maxitems
 number of resets and reset-names

On 07/02/2023 03:43, yanhong wang wrote:
> 
> 
> On 2023/1/18 23:47, Krzysztof Kozlowski wrote:
>> On 18/01/2023 07:16, Yanhong Wang wrote:
>>> Some boards(such as StarFive VisionFive v2) require more than one value
>>> which defined by resets property, so the original definition can not
>>> meet the requirements. In order to adapt to different requirements,
>>> adjust the maxitems number definition.
>>>
>>> Signed-off-by: Yanhong Wang <yanhong.wang@...rfivetech.com>
>>> ---
>>>  Documentation/devicetree/bindings/net/snps,dwmac.yaml | 9 +++------
>>>  1 file changed, 3 insertions(+), 6 deletions(-)
>>>
>>> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
>>> index e26c3e76ebb7..baf2c5b9e92d 100644
>>> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
>>> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
>>> @@ -133,12 +133,9 @@ properties:
>>>          - ptp_ref
>>>  
>>>    resets:
>>> -    maxItems: 1
>>
>> Also, this does not make sense on its own and messes constraints for all
>> other users. So another no for entire patch.
>>
> 
> Thanks. Change the properties of 'resets' and reset-names like this:
> 
>   resets:
>     minItems: 1
>     maxItems: 2
> 
>   reset-names:
>     minItems: 1
>     maxItems: 2
> 
> Is it right?  Do you have any other better suggestions?

Isn't this allowing two reset items for every variant of snps,dwmac?

Best regards,
Krzysztof