Does anyone know if AMD has any sort of strategy around Thunderbolt for their mobile chips? Are they stuck because of Intel IP issues? Their desktop lines are

Does anyone know if AMD has any sort of strategy around Thunderbolt for their mobile chips? Are they stuck because of Intel IP issues? Their desktop lines are basically the best you can get (assuming you can find anything in stock), but even the latest 5000 series laptops conspicuously lack Thunderbolt. This makes them a tough sell for some, as Thunderbolt has become the defacto standard for modern docking stations...