On Wed, 2021-04-28 at 13:46 +0200, Hans de Goede wrote: > Hi All, > > A while ago I bought a Glavey TM800A550L tablet. This is a Bay Trail > (x86) > tablet which comes with Android from the factory. > > It is mostly just another Bay Trail tablet, but the way the Goodix > touchscreen on it works is interesting. The controller needs to have > firmware uploaded to it before it will work. After that it pretty > much > works 100% the same as any other Goodix touchscreen controller. > > I've described this patch-set in the Subject as "Add support for > controllers without flash", but I suspect that the Goodix controllers > used on Bay Trail devices which ship with Windows pre-installed may > also > lack flash; and that the Windows version of the BIOS-es on these > devices > does the upload for us. Anyways just something which I'm wondering > about, > these patches are necessary to make things work regardless. > > These patches should also be useful for supporting the Goodix > controllers > on some ARM based devices, as some of those need the OS to upload the > firmware too AFAIK. > > Note patch 7/7 is included to get an overview of the entire set. > I'll merge that one myself through the pdx86 tree. Patches 1-6 are > intended for merging through the input tree. I've done a cursory review, and didn't find anything particularly egregious. Did you check that the intermediate patches all compiled? Feel free to add my Reviewed-by: My only question would be where the firmware are supposed to come from after this gets merged. Cheers
