Phoronix posted some new information on the Linux support state for Radeon HD 7000 Series, Trinity

A few weeks ago I began talking about the AMD Radeon HD 7000 series driver support, but this week there is some new information to share about the hardware enablement for the next-generation of Radeon graphics processors as well as next year's AMD Trinity APUs.

  AMD Driver Support State For Radeon HD 7000 Series, Trinity