[Letux-kernel] generic-adc-battery

Andreas Kemnade andreas at kemnade.info
Wed Feb 10 07:38:49 CET 2016


Hi,

On Tue, 9 Feb 2016 09:55:50 +0100
"H. Nikolaus Schaller" <hns at goldelico.com> wrote:

> Hi,
> @Andreas:
> 
> yes, the status is broken. We just know how much current is coming in through USB.
> We do not know how it is split between system and charging.
> 
> I think we can compensate by charge-current-offset-mA. I.e. if we subtract
> the default power consumption, any excess current from USB will charge.
> 
maybe we can also use some dU magic. There are ModelGauge things from Maxim.
I think they do something like that.

> I.e. offset: 400mA
> 
Maybe there could be a range named "unknown",
That state is possible in the interface.

Regards
Andreas
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