ONKEY interrupt is trapped in PMU occasionally on resuming

Andy Green andy at openmoko.com
Fri Feb 8 10:51:43 CET 2008


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Somebody in the thread at some point said:
> On Mon, Feb 04, 2008 at 06:46:52PM +0000, Andy Green wrote:
> 
>> Right now without a battery, the A5 is pretty spastic, shutting down and
>> rebooting like a good 'un, in U-Boot, partway through the boot, all
>> sorts.  It's a good platform for testing what that problem is for sure!
> 
> I am not surprised.  At the time where we didn't yet have GTA01
> batteries and were powering with a 4.2V linear regulator on the battery
> terminals, the system was quite ustable, too.  Apparently adding some
> capacitance to the battery terminal helped a lot, I guess the current
> peaks were just causing supply voltage drops.

Oho keep reading the mails!

- -Andy
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