From: pavel@denx.de (Pavel Machek)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 1/2] socfpga: hotplug: put cpu1 in wfi
Date: Wed, 15 Oct 2014 09:48:58 +0200 [thread overview]
Message-ID: <20141015074858.GA10720@amd> (raw)
In-Reply-To: <1413315219-28885-2-git-send-email-atull@opensource.altera.com>
On Tue 2014-10-14 14:33:38, atull at opensource.altera.com wrote:
> From: Alan Tull <atull@opensource.altera.com>
>
> 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 <atull@opensource.altera.com>
Acked-by: Pavel Machek <pavel@denx.de>
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
WARNING: multiple messages have this Message-ID (diff)
From: Pavel Machek <pavel@denx.de>
To: atull@opensource.altera.com
Cc: dinguyen@opensource.altera.com, linux@arm.linux.org.uk,
arnd@arndb.de, s.trumtrar@pengutronix.de,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, delicious.quinoa@gmail.com,
yvanderv@opensource.altera.com
Subject: Re: [PATCH v3 1/2] socfpga: hotplug: put cpu1 in wfi
Date: Wed, 15 Oct 2014 09:48:58 +0200 [thread overview]
Message-ID: <20141015074858.GA10720@amd> (raw)
In-Reply-To: <1413315219-28885-2-git-send-email-atull@opensource.altera.com>
On Tue 2014-10-14 14:33:38, atull@opensource.altera.com wrote:
> From: Alan Tull <atull@opensource.altera.com>
>
> 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 <atull@opensource.altera.com>
Acked-by: Pavel Machek <pavel@denx.de>
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2014-10-15 7:48 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-14 19:33 [PATCH v3 0/2] socfpga: fix hotplug/add suspend to ram atull at opensource.altera.com
2014-10-14 19:33 ` atull
2014-10-14 19:33 ` [PATCH v3 1/2] socfpga: hotplug: put cpu1 in wfi atull at opensource.altera.com
2014-10-14 19:33 ` atull
2014-10-15 7:48 ` Pavel Machek [this message]
2014-10-15 7:48 ` Pavel Machek
2014-10-14 19:33 ` [PATCH v3 2/2] socfpga: support suspend to ram atull at opensource.altera.com
2014-10-14 19:33 ` atull
2014-10-15 7:50 ` Pavel Machek
2014-10-15 7:50 ` Pavel Machek
2014-10-15 20:17 ` atull
2014-10-15 20:17 ` atull
2014-10-23 14:59 ` Dinh Nguyen
2014-10-23 14:59 ` Dinh Nguyen
2014-10-15 19:50 ` [PATCH v3 0/2] socfpga: fix hotplug/add " Dinh Nguyen
2014-10-15 19:50 ` Dinh Nguyen
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