linux-kernel - Re: [PATCH RE-SEND] clk: tegra: Don't enable already enabled PLLs

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Message-ID: <b64760b5-0d37-ae05-9c8e-9e6d47293c92@gmail.com>
Date:   Wed, 27 Feb 2019 18:15:04 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Peter De Schrijver <pdeschrijver@...dia.com>,
        Prashant Gaikwad <pgaikwad@...dia.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>
Cc:     linux-clk@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH RE-SEND] clk: tegra: Don't enable already enabled PLLs

24.02.2019 18:32, Dmitry Osipenko пишет:
> Initially Common Clock Framework isn't aware of the clock-enable status,
> this results in enabling of clocks that were enabled by bootloader. This
> is not a big deal for a regular clock-gates, but for PLL's it may have
> some unpleasant consequences. Thus re-enabling PLLX (the main CPU parent
> clock) may result in extra long period of PLL re-locking.
> 
> Signed-off-by: Dmitry Osipenko <digetx@...il.com>
> ---

Peter (and everyone else), yours r-b and ACK will be appreciated since you kinda already took a look at this patch in the past and were okay with it (IIRC, we had some brief discussion on the #tegra IRC a few months ago), thanks.