linux-kernel - Re: [PATCHv2 1/2] ARM: mx51: Implement code to allow mx51 to enter WFI

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Date:	Sat, 05 Mar 2011 21:46:52 +0100
From:	Arnaud Patard (Rtp) <arnaud.patard@...-net.org>
To:	Nguyen Dinh-R00091 <R00091@...escale.com>
Cc:	"linux-kernel\@vger.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel\@lists.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux\@arm.linux.org.uk" <linux@....linux.org.uk>,
	"s.hauer\@pengutronix.de" <s.hauer@...gutronix.de>,
	"u.kleine-koenig\@pengutronix.de" <u.kleine-koenig@...gutronix.de>,
	Zhang Lily-R58066 <R58066@...escale.com>,
	Vaidyanathan Ranjani-RA5478 <RA5478@...escale.com>
Subject: Re: [PATCHv2 1/2] ARM: mx51: Implement code to allow mx51 to enter WFI

Nguyen Dinh-R00091 <R00091@...escale.com> writes:

> Hi Arnaud,

Hi,

>
> I just sent out a 2nd set of the MX51 LPM patch. I have tested successfully on my mx51 babbage without any code modifications.
>
> If you would kindly verify on your side, that would great.
>
> You need both patches:
>
> [PATCHv2 1/2] ARM: mx51: Implement code to allow mx51 to enter WFI
> [PATCHv2 2/2] ARM: mx51: Add support for low power suspend on MX51

No success. I even tried disabling nearly all drivers and nothing. The
last line I have in the serial console is :

PM: late suspend of devices complete after 0.354 msecs

So, I still don't know if the system is crashing while suspending or if
the system is suspended but doesn't wake up.

Arnaud
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