From: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
To: Alexandre Courbot
<acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Thierry Reding
<thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Peter De Schrijver
<pdeschrijver-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Prashant Gaikwad
<pgaikwad-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v2] ARM: tegra: switch FUSE clock on before usage
Date: Wed, 04 Dec 2013 12:36:41 -0700 [thread overview]
Message-ID: <529F8449.3030604@wwwdotorg.org> (raw)
In-Reply-To: <1385001613-19098-1-git-send-email-acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
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.
WARNING: multiple messages have this Message-ID (diff)
From: swarren@wwwdotorg.org (Stephen Warren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] ARM: tegra: switch FUSE clock on before usage
Date: Wed, 04 Dec 2013 12:36:41 -0700 [thread overview]
Message-ID: <529F8449.3030604@wwwdotorg.org> (raw)
In-Reply-To: <1385001613-19098-1-git-send-email-acourbot@nvidia.com>
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.
WARNING: multiple messages have this Message-ID (diff)
From: Stephen Warren <swarren@wwwdotorg.org>
To: Alexandre Courbot <acourbot@nvidia.com>,
Thierry Reding <thierry.reding@gmail.com>,
Peter De Schrijver <pdeschrijver@nvidia.com>,
Prashant Gaikwad <pgaikwad@nvidia.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] ARM: tegra: switch FUSE clock on before usage
Date: Wed, 04 Dec 2013 12:36:41 -0700 [thread overview]
Message-ID: <529F8449.3030604@wwwdotorg.org> (raw)
In-Reply-To: <1385001613-19098-1-git-send-email-acourbot@nvidia.com>
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.
next prev parent reply other threads:[~2013-12-04 19:36 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-21 2:40 [PATCH v2] ARM: tegra: switch FUSE clock on before usage Alexandre Courbot
2013-11-21 2:40 ` Alexandre Courbot
2013-11-21 2:40 ` Alexandre Courbot
2013-11-21 20:30 ` Stephen Warren
2013-11-21 20:30 ` Stephen Warren
[not found] ` <528E6D58.6050503-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2013-11-22 1:35 ` Alex Courbot
2013-11-22 1:35 ` Alex Courbot
2013-11-22 1:35 ` Alex Courbot
[not found] ` <528EB4EE.309-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2013-12-04 7:09 ` Alexandre Courbot
2013-12-04 7:09 ` Alexandre Courbot
2013-12-04 7:09 ` Alexandre Courbot
[not found] ` <CAAVeFuJpHXCANRO=AT5mKGpHzJRpmQoOuX4hjsctEMMAMjgqnQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-12-04 16:57 ` Stephen Warren
2013-12-04 16:57 ` Stephen Warren
2013-12-04 16:57 ` Stephen Warren
[not found] ` <1385001613-19098-1-git-send-email-acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2013-12-04 19:36 ` Stephen Warren [this message]
2013-12-04 19:36 ` Stephen Warren
2013-12-04 19:36 ` Stephen Warren
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