[Bug 108826] [GLK DSI] Black screen after grub - Ubuntu 18.04 - kernel latest tip 21.11.2018

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108826

--- Comment #153 from Mark Wynn Garcia <markwynngarcia at outlook.com> ---
Created attachment 144615
  --> https://bugs.freedesktop.org/attachment.cgi?id=144615&action=edit
d330 efifb pin dump

Hello Stanislav. So I found out about efifb and tried it with nomodeset and the
screen works nicely, albeit with i915 essentially disabled and no backlight
control. I thought the unadulterated GPIO states set by the EFI could be useful
so I attached the pinctrl dumps.

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