[Letux-kernel] LetuxOS: kernel: letux-5.5-rc1

[Andreas Kemnade]

On Tue, 10 Dec 2019 15:38:44 +0100
"H. Nikolaus Schaller" <hns at goldelico.com> wrote:

> > Am 10.12.2019 um 11:30 schrieb H. Nikolaus Schaller <hns at goldelico.com>:
> > 
> >   
> >> Am 10.12.2019 um 11:21 schrieb andreas at kemnade.info:
> >> 
> >> Hi,
> >> 
> >>   
> >>> Hi,
> >>> I have rebased our feature branches to v5.5-rc1 and merged.
> >>> 
> >>> Results are:
> >>> * CI20 board boots (reporting problems with setting up IRQs)
> >>> * neither BeagleBoardBlack nor GTA04 shows any activity after "Starting
> >>> kernel..."
> >>> * Udoo neo does not boot as well
> >>> * RasPi 3B+ the same :-C
> >>> 
> >>> So there is a quite fundamental problem for ARM...
> >>>   
> >> .. in letux additions
> >> my autoboot setup happily boots linus/master on letux3704.  
> > 
> > Ok, half of the bisect saved :)
> > 
> > And since it affects *all* ARM platforms it can't be some
> > subsystem driver.  
> 
> Yes, with omap2plus_defconfig I can boot the GTA04.
> It just makes 5 seconds delay after Starting Kernel...
> until something happens.
> 
> Only the display remains black, although I have pwm_bl and
> panel_simple modules loaded.
> 
> Even pvrsrvctl --start --no-module works if I enable SGX.
> Just gles1test1 fails because there is no "primary display".
> 
> So it must be something "simple", maybe CONFIG related.
> 
I see
[   13.300109] [drm] Initialized omapdrm 1.0.0 20110917 for omapdrm.0
on minor 0

For reference my config is attached.
I copy it into the tree as .config and then do a
make ARCH=arm CROSS_COMPLIE=....   olddefconfig

Regards,
Andreas
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