Thread (6 messages) 6 messages, 3 authors, 2016-01-23

4.5-rc0: n900 battery charging reverts to 100mA, indicator turns back on

From: Pavel Machek <hidden>
Date: 2016-01-23 12:04:32
Also in: linux-omap, lkml

On Thu 2016-01-21 20:34:07, Pali Roh?r wrote:
On Thursday 21 January 2016 19:42:34 Pavel Machek wrote:
quoted
Hi!

In 4.4, n900 battery charging works. If indicator is turned off, it
stays off, and if I select 1.8A charge, it sticks. (There may be
problems after system suspend and resume. But normal operation seems
to be pretty reliable).
Hm... right, bq2415x driver does not have support for suspend/resume. 
Before suspend registers should be stored and after resume restored, 
plus check charger auto detection.
quoted
In 4.5-rc0 (7fdec82af6a9e190e53d07a1463d2a9ac49a8750) battery
charging works for few hours. But then indicator (yellow light on
3color LED) turns back on, and if I ask for 1.8A charge, it goes
back to .1A, discharging battery.

Any ideas?
Look into bq24150a sysfs node what changes. Also if there is something 
in dmesg.
Hmm, seems like I can't reproduce that any more. I now noticed that if
I suspend machine it auto-resumes quickly, so maybe suspend was
responsbile. I'll try running 4.5-rc0 for a while...

Thanks,
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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