Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <29f9fbd3-a266-e947-5dad-27181d3945e3@linaro.org>
Date:   Fri, 23 Sep 2022 11:23:12 +0200
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101
 Thunderbird/102.2.2
Subject: Re: [resend PATCH v4 2/2] dt-bindings: net: snps,dwmac: add clk_csr
 property
Content-Language: en-US
To:     Jianguo Zhang <jianguo.zhang@mediatek.com>,
        "David S . Miller" <davem@davemloft.net>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>
Cc:     Eric Dumazet <edumazet@google.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        Giuseppe Cavallaro <peppe.cavallaro@st.com>,
        Alexandre Torgue <alexandre.torgue@foss.st.com>,
        Jose Abreu <joabreu@synopsys.com>,
        Maxime Coquelin <mcoquelin.stm32@gmail.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Biao Huang <biao.huang@mediatek.com>, netdev@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-stm32@st-md-mailman.stormreply.com,
        linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org,
        Christophe Roullier <christophe.roullier@st.com>
References: <20220922092743.22824-1-jianguo.zhang@mediatek.com>
 <20220922092743.22824-3-jianguo.zhang@mediatek.com>
 <04b9e5ef-f3c7-3400-f9df-2f585a084c5d@linaro.org>
 <8007b455dd18837c06ab099a6009505e7dddc124.camel@mediatek.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <8007b455dd18837c06ab099a6009505e7dddc124.camel@mediatek.com>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Precedence: bulk

On 23/09/2022 03:48, Jianguo Zhang wrote:
> Dear Krzysztof,
> 
> 	Thanks for your comment.
> 
> On Thu, 2022-09-22 at 17:07 +0200, Krzysztof Kozlowski wrote:
>> On 22/09/2022 11:27, Jianguo Zhang wrote:
>>> The clk_csr property is parsed in driver for generating MDC clock
>>> with correct frequency. A warning('clk_csr' was unexpeted) is
>>> reported
>>> when runing 'make_dtbs_check' because the clk_csr property
>>> has been not documented in the binding file.
>>>
>>
>> You did not describe the case, but apparently this came with
>> 81311c03ab4d ("net: ethernet: stmmac: add management of clk_csr
>> property") which never brought the bindings change.
>>
>> Therefore the property was never part of bindings documentation and
>> bringing them via driver is not the correct process. It bypasses the
>> review and such bypass cannot be an argument to bring the property to
>> bindings. It's not how new properties can be added.
>>
>> Therefore I don't agree. Please make it a property matching bindings,
>> so
>> vendor prefix, no underscores in node names.
>>
>> Driver and DTS need updates.
>>
> We will rename the property 'clk_csr' as 'snps,clk-csr' and update DTS
> & driver to align with the new name in next versions patches.

Thanks!

Best regards,
Krzysztof