linux-kernel - Re: [PATCH v5 4/4] net: stmmac: Update the name of property 'clk

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Date:   Wed, 28 Sep 2022 09:17:27 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Jianguo Zhang <jianguo.zhang@...iatek.com>,
        "David S . Miller" <davem@...emloft.net>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Biao Huang <biao.huang@...iatek.com>, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v5 4/4] net: stmmac: Update the name of property 'clk_csr'

On 27/09/2022 12:44, AngeloGioacchino Del Regno wrote:

>>> OTOH, as Angelo pointed out, handling old and new properties is quite
>>> easy to achieve, so... :)
>>>
>> So, the conclusion is as following:
>>
>> 1. add new property 'snps,clk-csr' and document it in binding file.
>> 2. parse new property 'snps,clk-csr' firstly, if failed, fall back to
>> old property 'clk_csr' in driver.
>>
>> Is my understanding correct?
> 
> Yes, please.
> 
> I think that bindings should also get a 'clk_csr' with deprecated: true,
> but that's Krzysztof's call.

The property was never documented, so I think we can skip it as deprecated.

Best regards,
Krzysztof