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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