Re: bq27x00_battery status report issue

[Pali Rohár]

On Saturday 14 January 2012 23:10:05 Grazvydas Ignotas wrote:
> Hi,
>
> After 270968c0984ae "bq27x00_battery: Fix reporting status value for
> bq27500 battery" status doesn't seem to be reported correctly when the
> battery is close to fully charged state. It reports "Not charging"
> while in fact there is >130mA current flowing to the battery according
> to current_now.
>
> This status report seems to be based on CHG bit in status register,
> but looking at the datasheet the description says "(Fast) charging
> allowed", which I guess means that the chip recommends charging and
> not that charging is actually going on? If you check the bit while
> battery is discharging and it's not full, the bit is also set.

Now I do not have device with bq27500 chip for testing. I read datasheet again
and I think that your interpretation may be correct. Can you write patch for
this problem and test it?

--
Pali Rohár
pali.rohar@xxxxxxxxx

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