From: Adrian Hunter <adrian.hunter@nokia.com>
To: Paul Walmsley <paul@pwsan.com>
Cc: "Madhusudhan Chikkature" <madhu.cr@ti.com>,
"Benoît Cousson" <b-cousson@ti.com>,
"Kishore Kadiyala" <kishore.kadiyala@ti.com>,
"khilman@deeprootsystems.com" <khilman@deeprootsystems.com>,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
"sawant@ti.com" <sawant@ti.com>,
"Kristo Tero (Nokia-D/Tampere)" <Tero.Kristo@nokia.com>
Subject: Re: OMAP HSMMC problems with off-mode
Date: Tue, 07 Dec 2010 21:51:53 +0200 [thread overview]
Message-ID: <4CFE9059.1080202@nokia.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1012071101590.13430@utopia.booyaka.com>
On 07/12/10 20:21, ext Paul Walmsley wrote:
>
> Madhusudhan,
>
> On my OMAP35xx BeagleBoard here, HSMMC is non-functional after returning
> from dynamic off-mode. The MMC LED turns on and stays on, and the process
> hangs, although the rest of the system still seems to run. Looks like
> you're listed as the maintainer for this code. Do you know why this is,
> and what can be done to fix it?
It is at least because omap_pm_get_dev_context_loss_count() is not
implemented. Tero Kristo was looking at that recently.
>
> This is using linux-omap master at commit
> a04fd22204b13ce34a3f8a8157f83c44d64f8da9, using omap2plus_defconfig with
> DSS configured in. My boot and root partitions are on MMC. Following are
> the commands I used to reproduce this problem.
>
>
> regards
>
> - Paul
>
> echo 1> /debug/pm_debug/sleep_while_idle
> echo 1> /debug/pm_debug/enable_off_mode
> echo 5> /sys/devices/platform/omap/omap-hsuart.0/sleep_timeout
> echo 5> /sys/devices/platform/omap/omap-hsuart.1/sleep_timeout
> echo 5> /sys/devices/platform/omap/omap-hsuart.2/sleep_timeout
>
>
next prev parent reply other threads:[~2010-12-07 19:52 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-07 18:21 OMAP HSMMC problems with off-mode Paul Walmsley
2010-12-07 18:45 ` Chikkature Rajashekar, Madhusudhan
[not found] ` <AANLkTinFMMWSrvBQKpFNituHSG2cgUrg5d5-nF+cMe-q@mail.gmail.com>
2010-12-07 18:47 ` Paul Walmsley
2010-12-07 19:51 ` Adrian Hunter [this message]
2010-12-07 20:58 ` Chikkature Rajashekar, Madhusudhan
2010-12-07 22:56 ` Paul Walmsley
2010-12-07 23:33 ` Paul Walmsley
2010-12-09 17:50 ` Kevin Hilman
2010-12-09 18:22 ` Paul Walmsley
2010-12-09 18:25 ` Paul Walmsley
2010-12-09 23:46 ` Kevin Hilman
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