Radeon Software 18.5.1 brings the pieces back together
by from Techreport on (#3QY20)
Unless you're just joining us here in the PC hardware fandom, you're likely aware that AMD called its last driver update a "unified" release. That supposedly meant that the Adrenalin Edition Q2 2018 driver would work for Raven Ridge APUs as well as discrete Radeon graphics products. However, that driver only officially supported the desktop Raven Ridge chips. Now, just six days later, we've got the proper unified driver. Radeon Software Adrenalin Edition 18.5.1 boasts support for almost every GCN-based Radeon product ever made.
I say "almost" because these drivers don't actually list support for the mobile Raven Ridge APUs (or technicalities like game consoles.) Most likely, that's a matter of AMD passing along the responsibility ...