[Gta04-owner] Letux Kernel 4.3 available

[Belisko Marek]

On Mon, Nov 2, 2015 at 8:37 PM, Belisko Marek <marek.belisko at gmail.com> wrote:
> Hi,
>
> On Mon, Nov 2, 2015 at 6:29 PM, H. Nikolaus Schaller <hns at goldelico.com> wrote:
>>
>> Am 02.11.2015 um 18:25 schrieb H. Nikolaus Schaller <hns at goldelico.com>:
>>
>>> HI Andreas,
>>>
>>> Am 02.11.2015 um 17:14 schrieb Andreas Kemnade <andreas at kemnade.info>:
>>>
>>>> On Mon, 2 Nov 2015 11:26:25 +0100
>>>> "H. Nikolaus Schaller" <hns at goldelico.com> wrote:
>>>>
>>>>>
>>>>> So this kernel has now:
>>>>> * modern omapdrm graphics driver (compatible with Jessie X11)
>>>>
>>>> I see often a white screen after screen is blanked.
>>>
>>> Hm. I haven't experienced that yet. Is there any message
>>> in dmesg? Usually there is one after waking up the panel.
>>
>> Well, I should add that there is some unexplained difference between
>> OpenPandora and GTA04 when running this kernel on both. On the OpenPandora
>> the backlight is turned off by X11 screen blanking. While on the GTA04
>> it stays white. I.e. panel is shut down but not backlight. Although
>> /sys/class/backlight is available and works as expected. But we have
>> different backlight drivers and DT setup.
> Today appear on omap ML patches (without RFC) about pwm backlight on omap3:
> https://www.mail-archive.com/linux-omap@vger.kernel.org/msg121140.html
>
> maybe we should try to test it and check if it works for backlight.
I tried but unfortunately it doesn't work. In log I can see only:
[    9.855163] /backlight: arguments longer than property
[    9.860565] pwm-backlight backlight: unable to request PWM, trying legacy API
messages but backlight regulation doesn't work. Pushed to work/marek/omap_pwm
Need some time to investigate.
>>
>>>
>>>> It does not get into a sane state by restarting the x-server.
>>>> I did not have that problem with 3.7 + wheezy. Is the only
>>>> solution at the moment to do a
>>>> xset s off
>>>> xset -dpms    ?
>>>>
>>>>> * new charger driver
>>>>> * suspend is working (still with 50 mA instead of < 25 mA)
>>>>
>>>> Is that with gsm modem enabled or disabled? I remember that if you do not enable it
>>>> (toggling that gpio line), suspend currents were higher.
>>>
>>> Modem disabled (or in same default state) in case of 3.7 and 4.3 kernel.
>>>
>>> Then reason is something else. See my mails about the thermometric
>>> images. Some part of the twl4030 isn't shut down completely during suspend.
>>>
>>> BR,
>>> Nikolaus
>>>
>>> _______________________________________________
>>> Gta04-owner mailing list
>>> Gta04-owner at goldelico.com
>>> http://lists.goldelico.com/mailman/listinfo.cgi/gta04-owner
>>
>> _______________________________________________
>> Gta04-owner mailing list
>> Gta04-owner at goldelico.com
>> http://lists.goldelico.com/mailman/listinfo.cgi/gta04-owner
>
> BR,
>
> marek
>
> --
> as simple and primitive as possible
> -------------------------------------------------
> Marek Belisko - OPEN-NANDRA
> Freelance Developer
>
> Ruska Nova Ves 219 | Presov, 08005 Slovak Republic
> Tel: +421 915 052 184
> skype: marekwhite
> twitter: #opennandra
> web: http://open-nandra.com

BR,

marek

-- 
as simple and primitive as possible
-------------------------------------------------
Marek Belisko - OPEN-NANDRA
Freelance Developer

Ruska Nova Ves 219 | Presov, 08005 Slovak Republic
Tel: +421 915 052 184
skype: marekwhite
twitter: #opennandra
web: http://open-nandra.com