support for Pinebook Pro.
* gnu/packages/linux.scm (linux-libre-5.11-source): Add Pinebook Pro
lcd patch.
(linux-libre-arm64-generic): Enable audio and battery modules for
Pinebook Pro.
* gnu/packages/patches/linux-libre-arm64-generic-pinebook-lcd.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add patch.