linux-kernel - Re: [PATCH v2] ARM: tegra: switch FUSE clock on before usage

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Message-ID: <529F8449.3030604@wwwdotorg.org>
Date:	Wed, 04 Dec 2013 12:36:41 -0700
From:	Stephen Warren <swarren@...dotorg.org>
To:	Alexandre Courbot <acourbot@...dia.com>,
	Thierry Reding <thierry.reding@...il.com>,
	Peter De Schrijver <pdeschrijver@...dia.com>,
	Prashant Gaikwad <pgaikwad@...dia.com>
CC:	linux-arm-kernel@...ts.infradead.org, linux-tegra@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] ARM: tegra: switch FUSE clock on before usage

On 11/20/2013 07:40 PM, Alexandre Courbot wrote:
> FUSE clock is enabled by most bootloaders, but we cannot expect it to be
> on in all contexts (e.g. kexec).
> 
> Ensure the FUSE clock is enabled before any of its registers is touched.
> Since FUSE is touched very early during system boot (before the clock
> devices are registered), directly manipulate the clock register bit in
> case the clock device cannot be acquired.

I've applied this to Tegra's for-3.14/soc branch.
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