linux-kernel - Re: [PATCH v5 2/2] clk: ingenic-tcu: Fix missing TCU clock for X1000 SoCs

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Message-Id: <20220519003119.DFEFAC385A9@smtp.kernel.org>
Date:   Wed, 18 May 2022 17:31:17 -0700
From:   Stephen Boyd <sboyd@...nel.org>
To:     Aidan MacDonald <aidanmacdonald.0x0@...il.com>, krzk+dt@...nel.org,
        mturquette@...libre.com, paul@...pouillou.net, robh+dt@...nel.org,
        tsbogend@...ha.franken.de
Cc:     linux-mips@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        dan.carpenter@...cle.com
Subject: Re: [PATCH v5 2/2] clk: ingenic-tcu: Fix missing TCU clock for X1000 SoCs

Quoting Aidan MacDonald (2022-04-12 05:27:50)
> The TCU clock gate on X1000 wasn't requested by the driver and could
> be gated automatically later on in boot, which prevents timers from
> running and breaks PWM.
> 
> Add a workaround to support old device trees that don't specify the
> "tcu" clock gate. In this case the kernel will print a warning and
> attempt to continue without the clock, which is wrong, but it could
> work if "clk_ignore_unused" is in the kernel arguments.
> 
> Signed-off-by: Aidan MacDonald <aidanmacdonald.0x0@...il.com>
> ---

Applied to clk-next