linux-kernel - Re: [PATCH v2] dt-bindings: net: marvell,pp2: convert to json-schema

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Date:   Sun, 2 Oct 2022 10:00:50 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Michał Grzelak <mig@...ihalf.com>
Cc:     davem@...emloft.net, devicetree@...r.kernel.org,
        edumazet@...gle.com, krzysztof.kozlowski+dt@...aro.org,
        kuba@...nel.org, linux-kernel@...r.kernel.org,
        linux@...linux.org.uk, mw@...ihalf.com, netdev@...r.kernel.org,
        pabeni@...hat.com, robh+dt@...nel.org, upstream@...ihalf.com
Subject: Re: [PATCH v2] dt-bindings: net: marvell,pp2: convert to json-schema

On 01/10/2022 17:53, Michał Grzelak wrote:
> Hi Krzysztof,
> 
> Thanks for your comments and time spent on reviewing my patch.
> All of those improvements will be included in next version. 
> Also, I would like to know your opinion about one. 
> 
>>> +
>>> +  marvell,system-controller:
>>> +    $ref: /schemas/types.yaml#/definitions/phandle
>>> +    description: a phandle to the system controller.
>>> +
>>> +patternProperties:
>>> +  '^eth[0-9a-f]*(@.*)?$':
>>
>> The name should be "(ethernet-)?port", unless anything depends on
>> particular naming?
> 
> What do you think about pattern "^(ethernet-)?eth[0-9a-f]+(@.*)?$"?
> It resembles pattern found in net/ethernet-phy.yaml like
> properties:$nodename:pattern:"^ethernet-phy(@[a-f0-9]+)?$", while 
> still passing `dt_binding_check' and `dtbs_check'. It should also 
> comply with your comment.

Node names like ethernet-eth do not make much sense because they contain
redundant ethernet or eth. AFAIK, all other bindings like that call
these ethernet-ports (or sometimes shorter - ports). Unless this device
is different than all others?

Best regards,
Krzysztof