From: Pavel Machek <pavel@ucw.cz>
To: "Pali Rohár" <pali.rohar@gmail.com>
Cc: sre@kernel.org, dbaryshkov@gmail.com, dwmw2@infradead.org,
linux-pm@vger.kernel.org, sre@debian.org, sre@ring0.de,
kernel list <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-omap@vger.kernel.org, tony@atomide.com, khilman@kernel.org,
aaro.koskinen@iki.fi, ivo.g.dimitrov.75@gmail.com
Subject: Re: bq2415x_charger.c: battery is discharged (fast, 224mA) when it should be charged
Date: Sun, 1 Feb 2015 20:17:50 +0100 [thread overview]
Message-ID: <20150201191750.GA27467@amd> (raw)
In-Reply-To: <20150201113813.GA6570@amd>
On Sun 2015-02-01 12:38:13, Pavel Machek wrote:
> Hi!
>
> On Sun 2015-02-01 11:08:16, Pali Rohár wrote:
> > On Sunday 01 February 2015 10:47:02 Pavel Machek wrote:
> > > Hi!
> > >
> > > I connected N900 with full battery using USB. For some reason,
> > > charge limit was set to 100mA, battery was "full" and was
> > > discharging:
> > >
> >
> > Make sure you have loaded some usb gadget. Without it battery
> > charging via dedicated wallcharger (and probably also usb host
> > charger) does not working. g_nokia should be OK.
>
> I had that loaded (was running from root over USB at the moment.)
>
> > Try also compiling kernel with CONFIG_USB_GADGET_VBUS_DRAW=500
> >
> > Also for charger autodetection you need to have loaded
> > isp1704_charer.ko module (or compiled into kernel).
> >
> > And make sure that isp1704_charger is loaded before module
> > bq2415x_charger (there is some probe defer, no idea if it works
> > as excepted).
>
> It seems bq2415x_charger is the problem: it all started working when I
> did echo reset > mode...
It does not switch from "Full" to "Charging", and it does not seem to
switch from "Charging" to "Full", either...:
root@n900:/my/tui/ofone# ./tefone
Ready.
Battery 4.152 V 4.161 V 95 % 0 % 0 / 0 / 2056 mAh Charging 40.876 / 650 / 500 mA
Battery 4.152 V 4.161 V 95 % 0 % 0 / 0 / 2056 mAh Charging 48.195 / 650 / 500 mA
Battery 4.152 V 4.164 V 95 % 0 % 0 / 0 / 2056 mAh Charging 43.554 / 650 / 500 mA
Battery 4.14 V 4.164 V 94 % 0 % 0 / 0 / 2056 mAh Charging 40.162 / 650 / 500 mA
Battery 4.158 V 4.172 V 95 % 0 % 0 / 0 / 2056 mAh Charging 54.621 / 650 / 500 mA
Battery 4.158 V 4.175 V 95 % 0 % 0 / 0 / 2056 mAh Charging 33.736 / 650 / 500 mA
aHello, world
Battery 4.164 V 4.175 V 96 % 0 % 0 / 0 / 2056 mAh Charging 2.142 / 650 / 500 mA
Battery 4.164 V 4.177 V 96 % 0 % 0 / 0 / 2056 mAh Charging 19.992 / 650 / 500 mA
Battery 4.158 V 4.177 V 95 % 0 % 0 / 0 / 2056 mAh Charging 18.207 / 650 / 500 mA
Battery 4.158 V 4.177 V 95 % 0 % 0 / 0 / 2056 mAh Charging 17.493 / 650 / 500 mA
Battery 4.164 V 4.177 V 96 % 0 % 0 / 0 / 2056 mAh Charging 16.243 / 650 / 500 mA
Battery 4.158 V 4.177 V 95 % 0 % 0 / 0 / 2056 mAh Charging 16.243 / 650 / 500 mA
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
WARNING: multiple messages have this Message-ID (diff)
From: pavel@ucw.cz (Pavel Machek)
To: linux-arm-kernel@lists.infradead.org
Subject: bq2415x_charger.c: battery is discharged (fast, 224mA) when it should be charged
Date: Sun, 1 Feb 2015 20:17:50 +0100 [thread overview]
Message-ID: <20150201191750.GA27467@amd> (raw)
In-Reply-To: <20150201113813.GA6570@amd>
On Sun 2015-02-01 12:38:13, Pavel Machek wrote:
> Hi!
>
> On Sun 2015-02-01 11:08:16, Pali Roh?r wrote:
> > On Sunday 01 February 2015 10:47:02 Pavel Machek wrote:
> > > Hi!
> > >
> > > I connected N900 with full battery using USB. For some reason,
> > > charge limit was set to 100mA, battery was "full" and was
> > > discharging:
> > >
> >
> > Make sure you have loaded some usb gadget. Without it battery
> > charging via dedicated wallcharger (and probably also usb host
> > charger) does not working. g_nokia should be OK.
>
> I had that loaded (was running from root over USB at the moment.)
>
> > Try also compiling kernel with CONFIG_USB_GADGET_VBUS_DRAW=500
> >
> > Also for charger autodetection you need to have loaded
> > isp1704_charer.ko module (or compiled into kernel).
> >
> > And make sure that isp1704_charger is loaded before module
> > bq2415x_charger (there is some probe defer, no idea if it works
> > as excepted).
>
> It seems bq2415x_charger is the problem: it all started working when I
> did echo reset > mode...
It does not switch from "Full" to "Charging", and it does not seem to
switch from "Charging" to "Full", either...:
root at n900:/my/tui/ofone# ./tefone
Ready.
Battery 4.152 V 4.161 V 95 % 0 % 0 / 0 / 2056 mAh Charging 40.876 / 650 / 500 mA
Battery 4.152 V 4.161 V 95 % 0 % 0 / 0 / 2056 mAh Charging 48.195 / 650 / 500 mA
Battery 4.152 V 4.164 V 95 % 0 % 0 / 0 / 2056 mAh Charging 43.554 / 650 / 500 mA
Battery 4.14 V 4.164 V 94 % 0 % 0 / 0 / 2056 mAh Charging 40.162 / 650 / 500 mA
Battery 4.158 V 4.172 V 95 % 0 % 0 / 0 / 2056 mAh Charging 54.621 / 650 / 500 mA
Battery 4.158 V 4.175 V 95 % 0 % 0 / 0 / 2056 mAh Charging 33.736 / 650 / 500 mA
aHello, world
Battery 4.164 V 4.175 V 96 % 0 % 0 / 0 / 2056 mAh Charging 2.142 / 650 / 500 mA
Battery 4.164 V 4.177 V 96 % 0 % 0 / 0 / 2056 mAh Charging 19.992 / 650 / 500 mA
Battery 4.158 V 4.177 V 95 % 0 % 0 / 0 / 2056 mAh Charging 18.207 / 650 / 500 mA
Battery 4.158 V 4.177 V 95 % 0 % 0 / 0 / 2056 mAh Charging 17.493 / 650 / 500 mA
Battery 4.164 V 4.177 V 96 % 0 % 0 / 0 / 2056 mAh Charging 16.243 / 650 / 500 mA
Battery 4.158 V 4.177 V 95 % 0 % 0 / 0 / 2056 mAh Charging 16.243 / 650 / 500 mA
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2015-02-01 19:17 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-01 9:47 bq2415x_charger.c: battery is discharged (fast, 224mA) when it should be charged Pavel Machek
2015-02-01 9:47 ` Pavel Machek
2015-02-01 10:08 ` Pali Rohár
2015-02-01 10:08 ` Pali Rohár
2015-02-01 11:38 ` Pavel Machek
2015-02-01 11:38 ` Pavel Machek
2015-02-01 19:17 ` Pavel Machek [this message]
2015-02-01 19:17 ` Pavel Machek
2015-02-01 20:56 ` Pavel Machek
2015-02-01 20:56 ` Pavel Machek
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