From mboxrd@z Thu Jan 1 00:00:00 1970 From: plagnioj@jcrosoft.com (Jean-Christophe PLAGNIOL-VILLARD) Date: Fri, 8 Oct 2010 14:29:18 +0200 Subject: AT91: Fix power-saving in idle-mode on 926T processors In-Reply-To: <20101007194415.GA24709@alarsen.net> References: <20101007194415.GA24709@alarsen.net> Message-ID: <20101008122918.GA30252@game.jcrosoft.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.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.