linux-kernel - Re: [PATCH v8 06/34] dt-bindings: clock: tegra-car: Document new tegra-clocks sub-node

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Message-ID: <43f0c69a-c62d-5d36-ac59-8ce7513e9496@gmail.com>
Date:   Fri, 20 Aug 2021 01:20:33 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Viresh Kumar <vireshk@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Peter De Schrijver <pdeschrijver@...dia.com>,
        Mikko Perttunen <mperttunen@...dia.com>,
        Peter Chen <peter.chen@...nel.org>,
        Mark Brown <broonie@...nel.org>,
        Lee Jones <lee.jones@...aro.org>,
        Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
        Nishanth Menon <nm@...com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Richard Weinberger <richard@....at>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Lucas Stach <dev@...xeye.de>, Stefan Agner <stefan@...er.ch>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-staging@...ts.linux.dev, linux-spi@...r.kernel.org,
        linux-pwm@...r.kernel.org, linux-mtd@...ts.infradead.org,
        linux-mmc@...r.kernel.org, linux-media@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-clk@...r.kernel.org
Subject: Re: [PATCH v8 06/34] dt-bindings: clock: tegra-car: Document new
 tegra-clocks sub-node

19.08.2021 19:31, Thierry Reding пишет:
>>>>> Also, I don't think the tegra- prefix is necessary here. The parent node
>>>>> is already identified as Tegra via the compatible string.
>>>>>
>>>>> In the case of CAR, I'd imagine something like:
>>>>>
>>>>> 	clocks {
>>>>> 		sclk {
>>>>> 			operating-points-v2 = <&opp_table>;
>>>>> 			power-domains = <&domain>;
>>>>> 		};
>>>>> 	};
>>>>>
>>>>> Now you've only got the bare minimum in here that you actually add. All
>>>>> the other data that you used to have is simply derived from the parent.
>>>> 'clocks' is already a generic keyword in DT. It's probably not okay to
>>>> redefine it.
>>> "clocks" is not a generic keyword. It's the name of a property and given
>>> that we're talking about the clock provider here, it doesn't need a
>>> clocks property of its own, so it should be fine to use that for the
>>> node.
>> I'm curious what Rob thinks about it. Rob, does this sound okay to you?
> Another alternative would be to omit that level altogether and just make
> sclk and siblings direct children of the CAR node.

That can be done.