linux-kernel - Re: [PATCH v4 1/3] dt-bindings: phy: Add starfive,jh7110-dphy-rx

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Message-ID: <d2044dc1-ff5c-7398-5646-1bfdfb8ea935@starfivetech.com>
Date:   Thu, 4 May 2023 09:21:41 +0800
From:   Changhuang Liang <changhuang.liang@...rfivetech.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Emil Renner Berthing <kernel@...il.dk>,
        Conor Dooley <conor@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Philipp Zabel <p.zabel@...gutronix.de>
CC:     Jack Zhu <jack.zhu@...rfivetech.com>,
        <linux-phy@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-riscv@...ts.infradead.org>
Subject: Re: [PATCH v4 1/3] dt-bindings: phy: Add starfive,jh7110-dphy-rx



On 2023/4/17 1:29, Krzysztof Kozlowski wrote:
>>>> A standard property? Like "clocks" or "resets"?
>>>
>>> Like lane-polarities now submitted to one MIPI.
>>>
>>> Anyway it does not look like a property of a board. You said it is fixed
>>> per SoC, so it should be implied from the compatible. Otherwise please
>>> explain in description and provide some rationale.
>>>
>>> Best regards,
>>> Krzysztof
>>>
>>
>> This property is the only one used for this IP, I have compared this IP with
>> other DPHY rx module, DPHY modules form the other manufacturers not have this
>> configure.
>> And we also have a SoC called JH7100. It DPHY rx module is the same as JH7110.
>> But we don't do the upstream work on it. If it use this lane-maps will be 
>> configure as "lane_maps = /bits/ 8 <0 1 2 3 4 5>;".
> 
> And JH7100 is different SoC, so you have different compatible. Again -
> is this board specific? If not, looks like SoC specific, thus imply it
> from compatible.
> 
> 
> Best regards,
> Krzysztof
> 

Vinod,

Hi, could you give me some suggestions about Krzysztof's comment? Thanks for
your time.

Best regards,
Changhuang