[Gta04-owner] QtMoko 23mA testing image with 3.5 kernel

NeilBrown neilb at suse.de
Sat Aug 25 06:30:58 CEST 2012


On Sat, 25 Aug 2012 02:10:44 +0200 Christoph Mair <christoph.mair at gmail.com>
wrote:

> On Sat, Aug 25, 2012 at 1:02 AM, Christoph Mair
> <christoph.mair at gmail.com> wrote:
> > On Fri, Aug 24, 2012 at 4:54 PM, Radek Polak <psonek2 at seznam.cz> wrote:
> >> Hi,
> >> i have uploaded qtmoko image with 3.5 kernel.
> >>
> >> It has disabled bluetooth, it calls rfkill block gps during start and it takes
> >> 23mA in suspend on my GTA04A4.
> >
> > Somehow my GTA04A3 won't turn off VAUX4 (Wifi, BT) when suspending.. Any ideas?
> > Also when I rfkill both devices, the regulator isn't turned off..
> 
> When suspending the voltage drops from 3V to about 1.8V. Maybe I have
> some very strange short circuit on my board. During the initramfs boot
> process the regulator is switched on and off sucessfully.

1.8V sounds suspicious.  I wonder if the 1V8 supply could be bleeding through
some how.  Maybe the wifi line driver (U1102) is left driving towards the
wifi rather than reading from the wifi?  Might that make sense?

NeilBrown
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