* Pavel Machek <pavel@xxxxxx> [150701 03:02]:
> On Wed 2015-07-01 09:22:55, Pali Rohár wrote:
> > On Tuesday 30 June 2015 23:59:33 Tony Lindgren wrote:
> > > * Pali Rohár <pali.rohar@xxxxxxxxx> [150630 02:55]:
> > > >
> > > > I will try 4.2 at the end of week.
> > >
> > > At least today's 4.1.0-11549-g05a8256 boots just fine on my n900.
> > >
> > > Regards,
> > >
> > > Tony
> >
> > So, Pavel can you re-test? Maybe there can be problem with some driver
> > which Tony did not compiled into zImage? Just speculation...
>
> I re-tested with today's git, and it seems to boot. Thanks for help...
OK good to hear.
> Now. "echo mem > /sys/power/state" is broken, as in "returns
> immediately in about 50% cases". The messages are
>
> Powerdomain (per_pwrdm) didn't enter target state 1
> Powerdomain (core_pwerdm) didn't enter target state 1
>
> Any ideas? Thanks,
Works for me after enabling the idle timeouts with the following
script and blanking the screen and disconnecting USB:
Also both keyboard LEDs should start blinking after the idle
timeout with screen blanked and USB disconnected. If not, you
have some module loaded that blocks the deeper idle states.
Regrads,
Tony
8< ----
#!/bin/bash
modprobe leds-gpio
modprobe ledtrig-default-on
uarts=$(find /sys/class/tty/ttyO*/device/power/ -type d)
for uart in $uarts; do
echo 3000 > $uart/autosuspend_delay_ms
#echo -1 > $uart/autosuspend_delay_ms
done
uarts=$(find /sys/class/tty/ttyO*/power/ -type d)
for uart in $uarts; do
echo enabled > $uart/wakeup
echo auto > $uart/control
done
echo 255 > /sys/class/backlight/acx565akm/brightness
echo 1 > /sys/devices/platform/omapfb/graphics/fb0/blank
echo 1 > /sys/kernel/debug/pm_debug/enable_off_mode
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