linux-kernel - Re: [PATCH v1 21/50] ARM: dts: exynos: add OPP into FSYS APB bus in Exynos5420

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Message-ID: <CAJKOXPd0kzwZ9_eCK9r04Qj0Rf5SSSnMmwDj11cZozmu0gqsgw@mail.gmail.com>
Date:   Wed, 17 Jul 2019 10:48:10 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Lukasz Luba <l.luba@...tner.samsung.com>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        "linux-samsung-soc@...r.kernel.org" 
        <linux-samsung-soc@...r.kernel.org>, linux-clk@...r.kernel.org,
        mturquette@...libre.com, sboyd@...nel.org,
        Bartłomiej Żołnierkiewicz 
        <b.zolnierkie@...sung.com>, kgene@...nel.org, mark.rutland@....com,
        robh+dt@...nel.org, Chanwoo Choi <cw00.choi@...sung.com>,
        kyungmin.park@...sung.com, Andrzej Hajda <a.hajda@...sung.com>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        s.nawrocki@...sung.com, myungjoo.ham@...sung.com
Subject: Re: [PATCH v1 21/50] ARM: dts: exynos: add OPP into FSYS APB bus in Exynos5420

On Mon, 15 Jul 2019 at 14:44, Lukasz Luba <l.luba@...tner.samsung.com> wrote:
>
> Add an OPP for FSYS APB which reflects the real possible frequency.
> The bus will have a new parent clock which speed has 600MHz, thus
> a new possible frequency provided by the clock divider is 150MHz.
> According to the documentation max possible frequency for this bus is
> 200MHz.

Commit msg is good but title could be improved. Focus in the title
what problem/issue you are solving - add intermediate step in scaling
of FSYS APB?

Best regards,
Krzysztof