This Merge request solves https://gitlab.com/postmarketOS/linux-postmarketos/issues/5#note_107549300
With these modifications:
*The nexus 5 boots 100% of the time (tested 15 times in a row)
*The splash screen appears every-time as well.
*Most probably FDE becomes possible, since we can display on framebuffer (not tested yet).
This may also improve boot for other devices.