From: Kevin Hilman <khilman@deeprootsystems.com>
To: eduardo.valentin@nokia.com
Cc: linux-omap@vger.kernel.org
Subject: Re: Broken cpuidle on PM branch?
Date: Tue, 13 Oct 2009 09:25:17 -0700 [thread overview]
Message-ID: <87r5t7mfbm.fsf@deeprootsystems.com> (raw)
In-Reply-To: <20091013133151.GA8028@esdhcp037198.research.nokia.com> (Eduardo Valentin's message of "Tue\, 13 Oct 2009 16\:31\:51 +0300")
Eduardo Valentin <eduardo.valentin@nokia.com> writes:
> Hello Amit,
>
> On Mon, Oct 12, 2009 at 09:23:47PM +0200, ext Amit Kucheria wrote:
>> Hi,
>>
>> I am testing twl4030 script optimisations on the current PM branch. But I am
>> seeing the board (RX51) freeze when CPU_IDLE is enabled in the config.
>>
>> Is it known to work on other boards?
>
> I'm actually seeing this same behavior. But the board actually does not
> freeze. If you keep a key pressed of send a sysrq through serial line
> then you eventually get it back.
>
> It seams to be something related to serial driver and wakeup ?
>
Do you see this problem after doing
# echo 1 > /debug/pm_debug/sleep_while_idle
? There is a known problem with the UART inactivity timer that I'm
debugging currently.
Kevin
>>
>> Regards,
>> Amit
>> --
>> -------------------------------------------------------------------------
>> Amit Kucheria, Kernel Developer, Verdurent
>> -------------------------------------------------------------------------
>> --
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>
> --
> Eduardo Valentin
> --
> To unsubscribe from this list: send the line "unsubscribe linux-omap" in
> the body of a message to majordomo@vger.kernel.org
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next prev parent reply other threads:[~2009-10-13 16:26 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-12 19:23 Broken cpuidle on PM branch? Amit Kucheria
2009-10-13 13:31 ` Eduardo Valentin
2009-10-13 16:25 ` Kevin Hilman [this message]
2009-10-14 6:48 ` Eduardo Valentin
2009-10-14 13:06 ` Kevin Hilman
2009-10-14 13:11 ` Eduardo Valentin
2009-10-13 14:05 ` Kevin Hilman
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