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* Re: OMAP4460/PandaES: hang during resume
       [not found] <87txuc4fd1.fsf@deeprootsystems.com>
@ 2012-10-03  8:03 ` Shilimkar, Santosh
  2012-10-03 14:22   ` Kevin Hilman
  0 siblings, 1 reply; 2+ messages in thread
From: Shilimkar, Santosh @ 2012-10-03  8:03 UTC (permalink / raw)
  To: Kevin Hilman; +Cc: Tero Kristo, linux-omap

On Wed, Oct 3, 2012 at 5:05 AM, Kevin Hilman
<khilman@deeprootsystems.com> wrote:
> Hi Santosh, Tero,
>
> I just added my 4460/PandaES to my board farm for automated PM testing
> and see that basic suspend/resume tests don't work in mainline.  It
> fails on v3.6 and linux-next,arm-soc/for-next.
>
> Adding 'no_console_suspend' to the cmdline shows me that wakeup event is
> happening so the hang is somewhere during resume.  I haven't dug any
> deeper than that.
>
> This works fine on 4430/Panda.  Do you know of anything else we're
> missing in mainline for a basic suspend/resume test on 4430?
>
OMAP4460 has one ROM code BUG which impacts MPUSS OSWR.
I suspect you are missing that Errata WA.
You need a patch [1] which is in Tero's CORE RET series.

Regards
Santosh

[1] https://patchwork.kernel.org/patch/1216671/

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: OMAP4460/PandaES: hang during resume
  2012-10-03  8:03 ` OMAP4460/PandaES: hang during resume Shilimkar, Santosh
@ 2012-10-03 14:22   ` Kevin Hilman
  0 siblings, 0 replies; 2+ messages in thread
From: Kevin Hilman @ 2012-10-03 14:22 UTC (permalink / raw)
  To: Shilimkar, Santosh; +Cc: Tero Kristo, linux-omap

"Shilimkar, Santosh" <santosh.shilimkar@ti.com> writes:

> On Wed, Oct 3, 2012 at 5:05 AM, Kevin Hilman
> <khilman@deeprootsystems.com> wrote:
>> Hi Santosh, Tero,
>>
>> I just added my 4460/PandaES to my board farm for automated PM testing
>> and see that basic suspend/resume tests don't work in mainline.  It
>> fails on v3.6 and linux-next,arm-soc/for-next.
>>
>> Adding 'no_console_suspend' to the cmdline shows me that wakeup event is
>> happening so the hang is somewhere during resume.  I haven't dug any
>> deeper than that.
>>
>> This works fine on 4430/Panda.  Do you know of anything else we're
>> missing in mainline for a basic suspend/resume test on 4430?
>>
> OMAP4460 has one ROM code BUG which impacts MPUSS OSWR.
> I suspect you are missing that Errata WA.
> You need a patch [1] which is in Tero's CORE RET series.

Ah, yes.  The one where I asked you to q(re)write the change log a hundred
times.  How could I forget.  ;)

Thanks for the reminder.

Kevin

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2012-10-03 14:22 UTC | newest]

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2012-10-03  8:03 ` OMAP4460/PandaES: hang during resume Shilimkar, Santosh
2012-10-03 14:22   ` Kevin Hilman

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