[Tinkerphones] Letux 4.12 kernel available

[H. Nikolaus Schaller]

Hi Geoff,

> Am 19.07.2017 um 08:01 schrieb Geoff Wyche <geoff at gxwtech.com>:
> 
> The demise of the GTA04A5 was very painful, but I still want to
> contribute.  These days I have more money than coding time.
> 
> What is the best path forward?

Well, we have a project support program which helps to fund some freelancers
(or my time) or organizing hacking weekends.

http://shop.goldelico.com/wiki.php?page=Products&category=Project%20Support

BTW: if there are developers wanting to help, there is a paid-developer-program:

http://projects.goldelico.com/p/openphoenux/page/PaidDeveloper/

BR,
Nikolaus


> 
> --G
> 
> On Mon, 2017-07-03 at 18:41 +0200, H. Nikolaus Schaller wrote:
>> Hi,
>> Linus was faster than I had expected (what a hybris to try to predict his moves :)
>> and has already done a new release (I had expected an -rc8).
>> 
>> Therefore I have upgraded our Letux kernel. Here it is:
>> 
>> 	http://projects.goldelico.com/p/gta04-kernel/
>> 
>> There have not been big changes since -rc7. Only the experimental camera
>> driverfor the GTA04 has been swapped with the newly proposed one on LKML.
>> 
>> Despite some fixes camera still does not work :( The good thing for us is
>> that we now know that there is someone using the same camera module with
>> a different SoC and the driver works for them.
>> 
>> This reduces the number of potential reasons why it does not work for us.
>> 
>> For us the driver initializes the camera in SXGA mode and I can see with oscilloscope:
>> 
>> - XCLK ca. 24 MHz
>> - PCLK ca. 12 MHz
>> - HREF ca. 15.6 kHz negative going impulses
>> - VSYNC ca. 15 Hz (fps) positive going impulses
>> - D8 data line shows changing 0/1 patterns which depend on light falling in camera lens
>> 
>> This all looks good.
>> 
>> Therefore, I currently suspect is that the omap3isp setup is not complete.
>> And consequently, the omap3isp does not find proper sync and video frames.
>> And makes mplayer time out.
>> 
>> What else is to talk about: almost all the twl4030 charger patches have
>> now been accepted by upstream maintainers (and the last two are almost).
>> So we can likely close one topic branch when working on 4.13.
>> 
>> Which brings us a little step closer to 100% upstream kernel.
>> 
>> Another todo is the w2sg00x4 driver (GTA04 GPS) which is working but still needs
>> some cleanup before submitting to LKML. The good thing after 5 years and 10 attempts
>> (by Neil Brown and me and others) is that a RFC was basically accepted. So this time,
>> chances are very good.
>> 
>> BR,
>> Nikolaus
>> 
>> _______________________________________________
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> 
> 
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