linux-kernel - Re: [PATCH RFC] davinci: poll for sleep completion in resume routine.

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Date:	Thu, 31 Jan 2013 15:21:42 +0530
From:	Sekhar Nori <nsekhar@...com>
To:	"Vishwanathrao Badarkhe, Manish" <manishv.b@...com>
CC:	<linux-arm-kernel@...ts.infradead.org>,
	<davinci-linux-open-source@...ux.davincidsp.com>,
	<linux-kernel@...r.kernel.org>, <linux@....linux.org.uk>,
	<khilman@...prootsystems.com>
Subject: Re: [PATCH RFC] davinci: poll for sleep completion in resume routine.



On 1/31/2013 2:56 PM, Vishwanathrao Badarkhe, Manish wrote:
> As per OMAP-L138 TRM, Software must poll for
> SLEEPCOMPLETE bit until it is set to 1 before clearing
> SLEEPENABLE bit in DEEPSLEEP register in resume routine.
> Modifications are as per datasheet:
> http://www.ti.com/lit/ug/spruh77a/spruh77a.pdf
> See sections 10.10.2.2 and 11.5.21 for more detailed
> explanation.
> 
> Tested on da850-evm.
> 
> Signed-off-by: Vishwanathrao Badarkhe, Manish <manishv.b@...com>

Is this a bug fix? Do you see any issue without this patch?

Thanks,
Sekhar
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