OMAP baseline test results for v3.16-rc4

Paul Walmsley paul at pwsan.com
Mon Jul 14 10:28:21 PDT 2014


On Mon, 7 Jul 2014, Tony Lindgren wrote:

> With v3.16-rc4 the PM features for omap3 should be working
> finally for device tree based booting. At lest beaglexm and
> 3xxevm should work.
> 
> Maybe you are using legacy booting path to idle the UARTs still?
> 
> FYI, I'm doing this to find the UART entries:
> 
> uarts=$(find /sys/class/tty/ttyO*/device/power/ -type d)
> for uart in $uarts; do
>         echo 3000 > $uart/autosuspend_delay_ms
> done
> 
> uarts=$(find /sys/class/tty/ttyO*/power/ -type d)
> for uart in $uarts; do
>         echo enabled > $uart/wakeup
>         echo auto > $uart/control
> done
> 
> echo 1 > /sys/kernel/debug/pm_debug/enable_off_mode

OK thanks, I'll take a close look at it.  It's not using the legacy paths, 
but based on a glance at the 37xxevm logs, it looks like the bus address 
of the UART isn't right.


- Paul



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