[Gta04-owner] Upstream Replicant 4.2 support for GTA04

Dr. H. Nikolaus Schaller hns at goldelico.com
Thu Mar 6 13:14:31 CET 2014


Am 06.03.2014 um 13:08 schrieb Lukas Maerdian:

> 2014-03-06 12:28 GMT+01:00 Radek Polak <psonek2 at seznam.cz>:
>> On Thursday, March 06, 2014 11:00:58 AM Lukas Maerdian wrote:
>>>> -> This happens to me only on my old battery (from ~2008),
>> 
>>>> whereas everything works as expected on a new battery from ~2013.
>> 
>>>> Could this be a hardware issue?
>> 
>> Does the driver report anything at all? Can you please paste:
>> 
>> cat /sys/class/power_supply/bq27000_battery/uevent
> 
> uevent just reports this (with the old battery):
>  POWER_SUPPLY_NAME=bq27000-battery
>  POWER_SUPPLY_PRESENT=0
> 
> As soon as I put in the new battery (while the system is running),
> uevent contains all the information and all the other nodes are
> working as well.

Looks as if either
* bq27000 chip in old battery is broken so that it does not respond to hdq requests
* HDQ contact pad (CC) of old battery could be corroded

BR,
Nikolaus



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