Just wanted to let you guys know that the Navi Reset Kernel Patch is now part of Manjaro’s 5.3 stable Kernel. So if you use Manjaro just install the the 5.3 Kernel and your ready to go with you Navi card. Big thanks to gnif and Manjaros philm.
Edit: Manjaros 5.4 LTS Kernel also includes the Reset Patch