From mboxrd@z Thu Jan 1 00:00:00 1970 From: pavel@denx.de (Pavel Machek) Date: Wed, 15 Oct 2014 09:48:58 +0200 Subject: [PATCH v3 1/2] socfpga: hotplug: put cpu1 in wfi In-Reply-To: <1413315219-28885-2-git-send-email-atull@opensource.altera.com> References: <1413315219-28885-1-git-send-email-atull@opensource.altera.com> <1413315219-28885-2-git-send-email-atull@opensource.altera.com> Message-ID: <20141015074858.GA10720@amd> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue 2014-10-14 14:33:38, atull at opensource.altera.com wrote: > From: Alan Tull > > Use WFI when putting CPU1 to sleep. Don't hold CPU1 in reset > since that results in increased power consumption. > > Reset CPU1 briefly during CPU1 bootup. > > This has been tested for hotplug and suspend/resume and results > in no increased power consumption. > > Signed-off-by: Alan Tull Acked-by: Pavel Machek -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html