RE: [PATCH v8 19/20] OMAP2+: UART: Do not gate uart clocks if used for debug_prints

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Jan 03, 2012 at 16:01:52, Govindraj wrote:
> >
> > I have basic suspend-resume working on it. Strangely this works irrespective
> > of the value of tty_dev wakeup entry. Do you know if this is expected on OMAP?
> >
> 
> AFAIK yes.

Ok.

> 
> > The other issue concerning runtime PM is that as soon as I set a non-zero to
> > the autosuspend_delay_ms I get some garbage characters and eventually the
> > console stops responding.
> >
> > [root@arago /]# cat .../omap_uart.0/power/autosuspend_delay_ms
> > -1
> > [root@arago /]# echo 3000 > ÖKWëé«+×é«+wU.Éѹ,z,½Ý.ɽosuspend_delayÕ£½ÍÕÍ...
> > [root@arago /]# <- No response after some time
> >
> 
> try enabling CONFIG_CPU_IDLE for pm qos_usage from uart driver.
> 

Its enabled.

Regards,
Vaibhav

--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Arm (vger)]     [ARM Kernel]     [ARM MSM]     [Linux Tegra]     [Linux WPAN Networking]     [Linux Wireless Networking]     [Maemo Users]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Trails]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux