Re: OMAP HSMMC problems with off-mode

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Paul,

Last I tested OFF mode was after Adrian's power saving series was merged. I
tested it on Kevin PM branch then and it was functional on my omap3 board.

I need to check on the latest commit.

Did you see this problem in suspend/resume path or the cpuidle path?

Regards,
Madhu
On Tue, Dec 7, 2010 at 12:21 PM, Paul Walmsley <paul@xxxxxxxxx> 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?
>
> 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
>
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