linux-kernel - Re: [PATCH v3 4/5] dt-bindings: clock: Document Exynos850 CMU bindings

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Message-ID: <CAPLW+4mXMLadAi6U3GiXqRHAGnLH79rZeK6w=EcbOccjqH4N9w@mail.gmail.com>
Date:   Tue, 12 Oct 2021 11:13:48 +0300
From:   Sam Protsenko <semen.protsenko@...aro.org>
To:     Rob Herring <robh+dt@...nel.org>
Cc:     Ryu Euiyoul <ryu.real@...sung.com>, Tom Gall <tom.gall@...aro.org>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        John Stultz <john.stultz@...aro.org>,
        Amit Pundir <amit.pundir@...aro.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Samsung SOC <linux-samsung-soc@...r.kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Paweł Chmiel <pawel.mikolaj.chmiel@...il.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Tomasz Figa <tomasz.figa@...il.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Sylwester Nawrocki <snawrocki@...nel.org>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>
Subject: Re: [PATCH v3 4/5] dt-bindings: clock: Document Exynos850 CMU bindings

Hi Rob,

On Mon, 11 Oct 2021 at 13:42, Sylwester Nawrocki <s.nawrocki@...sung.com> wrote:
>
> On 11.10.2021 12:13, Sam Protsenko wrote:
> > On Sat, 9 Oct 2021 at 23:41, Sylwester Nawrocki <snawrocki@...nel.org> wrote:
> >>
> >> On 08.10.2021 17:43, Sam Protsenko wrote:
> >>> Provide dt-schema documentation for Exynos850 SoC clock controller.
> >>>
> >>> Signed-off-by: Sam Protsenko <semen.protsenko@...aro.org>
> >>> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
> >>> Acked-by: Chanwoo Choi <cw00.choi@...sung.com>
> [...]
> >>> +++ b/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
> >>> @@ -0,0 +1,185 @@
> [...]
> >>> +
> >>> +title: Samsung Exynos850 SoC clock controller
> >>> +
> >>> +maintainers:
> >>> +  - Sam Protsenko <semen.protsenko@...aro.org>
> >>> +  - Chanwoo Choi <cw00.choi@...sung.com>
> >>> +  - Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
> >>> +  - Sylwester Nawrocki <s.nawrocki@...sung.com>
> >>> +  - Tomasz Figa <tomasz.figa@...il.com>
> >>> +
> >>> +description: |
> >>> +  Exynos850 clock controller is comprised of several CMU units, generating
> >>> +  clocks for different domains. Those CMU units are modeled as separate device
> >>> +  tree nodes, and might depend on each other. Root clocks in that clock tree are
> >>> +  two external clocks:: OSCCLK (26 MHz) and RTCCLK (32768 Hz). Those external
> >>> +  clocks must be defined as fixed-rate clocks in dts.
> >>> +
> >>> +  CMU_TOP is a top-level CMU, where all base clocks are prepared using PLLs and
> >>> +  dividers; all other leaf clocks (other CMUs) are usually derived from CMU_TOP.
> >>> +
> >>> +  Each clock is assigned an identifier and client nodes can use this identifier
> >>> +  to specify the clock which they consume. All clocks that available for usage
> >>
> >> s/All clocks that available/All clocks available ?
> >> No need to resend, I can amend it when applying.
> >>
> >
> > Yeah, not a native speaker, I tend to do such mistakes sometimes :)
> > Please fix when applying.
> >
> > Btw, I can see that you already applied 3 out of 5 patches from this
> > patch series here: [1]. Can you please also apply the rest, or is
> > there any outstanding comments that I missed?
>
> The patches look good to me, I just wanted to allow some for Rob to have
> a look and provide an Ack.
>

Can you please review this one?

Thanks!

> Regards,
> --
> Sylwester Nawrocki
> Samsung R&D Institute Poland