[Letux-kernel] Charging on GTA04

H. Nikolaus Schaller hns at goldelico.com
Tue Jun 28 21:42:27 CEST 2016


Hi Marek,

> Am 28.06.2016 um 20:55 schrieb Belisko Marek <marek.belisko at gmail.com>:
> 
> Hi Nikolaus,
> 
> On Tue, Jun 28, 2016 at 10:47 AM, H. Nikolaus Schaller
> <hns at goldelico.com> wrote:
>> Hi Marek,
>> 
>>> Am 27.06.2016 um 22:26 schrieb Belisko Marek <marek.belisko at gmail.com>:
>>> 
>>> Hi Nikolaus,
>>> 
>>> I build fresh 4.7-rc5-letux (make mrproper
>> 
>> I never heard about make mrproper. What is the difference to make clean?
>> 
>> Anyways I never had issues and rarely did have to make clean when
>> switching branches.
>> 
>>> ARCH=arm; make
>>> letux_defconfig ARCH=arm) boot device and twl4030_usb is reporting:
>>> root at letux:~# cat /sys/class/power_supply/twl4030_usb/status
>>> Charging
>>> root at letux:~# cat /sys/class/power_supply/twl4030_usb/voltage_now
>>> 4961175
>>> root at letux:~# cat /sys/class/power_supply/twl4030_usb/current_now
>>> 509352
>>> 
>>> genric-adc-battery has bug that despite of fact that twl4030 report
>>> charging generic adc-batt report discharging. Also eth gadget works
>>> for me. Strange.
>> 
>> Can we do this test:
>> 
>> please install (step by step boot and verify):
>> * device-trees
> OK
>> * modules
> After updating modules  eth gadget doesn't work

Ok, that is strange! Well, the depmod database may be out of sync.

> but charging seems to
> be fine also wifi is up & running:
> USB
> POWER_SUPPLY_NAME=twl4030_usb
> POWER_SUPPLY_STATUS=Charging
> POWER_SUPPLY_ONLINE=1
> POWER_SUPPLY_VOLTAGE_NOW=4974861
> POWER_SUPPLY_CURRENT_NOW=507690
> POWER_SUPPLY_INPUT_CURRENT_LIMIT=499381
> 4974861

ok.

> 
>> * uImage

did you also try to replace the uImage?

The more I think about it, it could indeed be:

>> 
>> If compiler issues can be excluded, we could also have a user-space
>> influence (fstab, inittab, udev rules or whatever).

What are you using as user-space?
Do you have installed the Letux udev rules?

BR and thanks,
Nikolaus


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