From: plagnioj@jcrosoft.com (Jean-Christophe PLAGNIOL-VILLARD)
To: linux-arm-kernel@lists.infradead.org
Subject: AT91: Fix power-saving in idle-mode on 926T processors
Date: Fri, 8 Oct 2010 14:29:18 +0200 [thread overview]
Message-ID: <20101008122918.GA30252@game.jcrosoft.org> (raw)
In-Reply-To: <20101007194415.GA24709@alarsen.net>
On 21:44 Thu 07 Oct , Anders Larsen wrote:
> According to Atmel, their 926T processors (AT91 post RM9200) requires
> 'Wait for Interrupt' mode be entered right after disabling the processor clock
> in order to minimise current consumption when idle, so do both provided we're
> not running on a 920T (an RM9200).
>
> Furthermore, get rid of the #ifndef CONFIG_DEBUG_KERNEL, since arch_idle()
> can be turned off completely with the kernel parameter 'nohlt'.
>
> Signed-off-by: Anders Larsen <al@alarsen.net>
> Cc: Andrew Victor <avictor.za@gmail.com>
please rebase against this branch
git://github.com/at91linux/linux-2.6-at91.git branch for-rmk
Best Regards,
J.
WARNING: multiple messages have this Message-ID (diff)
From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: Anders Larsen <al@alarsen.net>
Cc: patches@arm.linux.org.uk, Andrew Victor <avictor.za@gmail.com>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: AT91: Fix power-saving in idle-mode on 926T processors
Date: Fri, 8 Oct 2010 14:29:18 +0200 [thread overview]
Message-ID: <20101008122918.GA30252@game.jcrosoft.org> (raw)
In-Reply-To: <20101007194415.GA24709@alarsen.net>
On 21:44 Thu 07 Oct , Anders Larsen wrote:
> According to Atmel, their 926T processors (AT91 post RM9200) requires
> 'Wait for Interrupt' mode be entered right after disabling the processor clock
> in order to minimise current consumption when idle, so do both provided we're
> not running on a 920T (an RM9200).
>
> Furthermore, get rid of the #ifndef CONFIG_DEBUG_KERNEL, since arch_idle()
> can be turned off completely with the kernel parameter 'nohlt'.
>
> Signed-off-by: Anders Larsen <al@alarsen.net>
> Cc: Andrew Victor <avictor.za@gmail.com>
please rebase against this branch
git://github.com/at91linux/linux-2.6-at91.git branch for-rmk
Best Regards,
J.
next prev parent reply other threads:[~2010-10-08 12:29 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-07 19:44 AT91: Fix power-saving in idle-mode on 926T processors Anders Larsen
2010-10-07 19:44 ` Anders Larsen
2010-10-08 12:29 ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2010-10-08 12:29 ` Jean-Christophe PLAGNIOL-VILLARD
2010-10-08 13:51 ` Nicolas Ferre
2010-10-08 13:51 ` Nicolas Ferre
2011-01-10 15:05 ` Peter Korsgaard
2011-01-10 15:32 ` Anders Larsen
2011-01-10 15:43 ` Peter Korsgaard
2011-01-10 19:23 ` Uwe Kleine-König
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