From: Stephen Boyd <sboyd@kernel.org>
To: Michael Turquette <mturquette@baylibre.com>,
Serge Semin <Sergey.Semin@baikalelectronics.ru>
Cc: Serge Semin <Sergey.Semin@baikalelectronics.ru>,
Serge Semin <fancer.lancer@gmail.com>,
Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>,
linux-mips@vger.kernel.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] clk: baikal-t1: Mark Ethernet PLL as critical
Date: Tue, 13 Oct 2020 19:48:55 -0700 [thread overview]
Message-ID: <160264373556.310579.3895214313999622637@swboyd.mtv.corp.google.com> (raw)
In-Reply-To: <20200920110335.18034-1-Sergey.Semin@baikalelectronics.ru>
Quoting Serge Semin (2020-09-20 04:03:35)
> We've discovered that disabling the so called Ethernet PLL causes reset of
> the devices consuming its outgoing clock. The resets happen automatically
> even if each underlying clock gate is turned off. Due to that we can't
> disable the Ethernet PLL until the kernel is prepared for the corresponding
> resets. So for now just mark the PLL clock provider as critical.
>
> Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
> Cc: Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>
> Cc: linux-mips@vger.kernel.org
> ---
Applied to clk-next
prev parent reply other threads:[~2020-10-14 2:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-20 11:03 [PATCH] clk: baikal-t1: Mark Ethernet PLL as critical Serge Semin
2020-10-14 2:48 ` Stephen Boyd [this message]
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