From: Maxime Ripard <mripard@kernel.org>
To: Chen-Yu Tsai <wens@kernel.org>
Cc: Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>, Chen-Yu Tsai <wens@csie.org>,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org, stable@kernel.org
Subject: Re: [PATCH] clk: sunxi-ng: r40: Allow setting parent rate for external clock outputs
Date: Wed, 18 Dec 2019 23:07:01 +0100 [thread overview]
Message-ID: <20191218220701.43zdbknygwwun466@gilmour.lan> (raw)
In-Reply-To: <20191218030431.14578-1-wens@kernel.org>
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On Wed, Dec 18, 2019 at 11:04:31AM +0800, Chen-Yu Tsai wrote:
> From: Chen-Yu Tsai <wens@csie.org>
>
> One of the uses of the external clock outputs is to provide a stable
> 32768 Hz clock signal to WiFi and Bluetooth chips. On the R40, the RTC
> has an internal RC oscillator that is muxed with the external crystal.
>
> Allow setting the parent rate for the external clock outputs so that
> requests for 32768 Hz get passed to the RTC's clock driver to mux in
> the external crystal if it isn't already muxed correctly.
>
> Fixes: cd030a78f7aa ("clk: sunxi-ng: support R40 SoC")
> Fixes: 01a7ea763fc4 ("clk: sunxi-ng: r40: Force LOSC parent to RTC LOSC output")
> Cc: <stable@kernel.org>
> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Applied, thanks!
Maxime
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prev parent reply other threads:[~2019-12-18 22:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-18 3:04 [PATCH] clk: sunxi-ng: r40: Allow setting parent rate for external clock outputs Chen-Yu Tsai
2019-12-18 22:07 ` Maxime Ripard [this message]
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