OMAP not resuming after waking from suspend to RAM after addition of the new OMAP serial drivers

Govindraj govindraj.ti at gmail.com
Mon Nov 8 03:49:38 EST 2010


On Fri, Nov 5, 2010 at 3:36 AM, Laine Walker-Avina <lwalkera at ieee.org> wrote:
> Hi,
>
> I'm having trouble resuming from RAM suspend with the recent addition
> of the new omap-serial driver. It appears to be in some sort of loop
> in serial_omap_console_putchar() sometime after console_release_sem()
> is called in the resume path. Has this driver been tested going into
> and out of suspend?
>

Yes, System wide suspend was tested.
I dont find any issues resuming from suspend.

Ref logs:
------------
3630SDP:       http://pastebin.com/AXz1xhaU
ZOOM3:          http://pastebin.com/R8RNdNEc

My setup involves:
OMAP3630 boards (3630SDP, ZOOM3)
Kernel: Kevin's Latest PM branch (commit
e0bcaca00bb6cc2d79c8c3b765f969e00a3d313b)

--
Regards,
Govindraj.R


> Thanks,
> --
> Laine Walker-Avina
> Firmware Engineer
> PASCO scientific
> --
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