From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756804Ab0JHMiB (ORCPT ); Fri, 8 Oct 2010 08:38:01 -0400 Received: from 26.mail-out.ovh.net ([91.121.27.225]:51776 "HELO 26.mail-out.ovh.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1755925Ab0JHMiA (ORCPT ); Fri, 8 Oct 2010 08:38:00 -0400 X-Greylist: delayed 399 seconds by postgrey-1.27 at vger.kernel.org; Fri, 08 Oct 2010 08:37:59 EDT Date: Fri, 8 Oct 2010 14:29:18 +0200 From: Jean-Christophe PLAGNIOL-VILLARD To: Anders Larsen Cc: patches@arm.linux.org.uk, Andrew Victor , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: AT91: Fix power-saving in idle-mode on 926T processors Message-ID: <20101008122918.GA30252@game.jcrosoft.org> References: <20101007194415.GA24709@alarsen.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20101007194415.GA24709@alarsen.net> X-PGP-Key: http://uboot.jcrosoft.org/plagnioj.asc X-PGP-key-fingerprint: 6309 2BBA 16C8 3A07 1772 CC24 DEFC FFA3 279C CE7C User-Agent: Mutt/1.5.20 (2009-06-14) X-Ovh-Tracer-Id: 1086774885601815369 X-Ovh-Remote: 213.251.161.87 (ns32433.ovh.net) X-Ovh-Local: 213.186.33.20 (ns0.ovh.net) X-Spam-Check: DONE|U 0.5/N Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 > Cc: Andrew Victor please rebase against this branch git://github.com/at91linux/linux-2.6-at91.git branch for-rmk Best Regards, J.