Following the Manjaro Linux PS4 V2 / Salix Linux for PS4 and Kodi / Steam with PS4 5.01 Linux Loader updates, here is a guide on installing PSXITArch Linux and Kodi on PS4 4.55 OFW.
Check it out below thanks to PS3ITA.it, roughly translated:
How to Install PSXITArch Linux and Kodi on PS4 4.55...