I have created a HOWTO compile a kernel 6.11-rc6, so it can work on OpenSUSE Tumbleweed RISC-V image with an external GPU (AMD/ATI) on a RISC-V StarFive VisionFive 2.
Here it is: https://youtu.be/OxbkgMJXKOk
For text version: Opvolger/starfiveVisionFive2.md at master · Opvolger/Opvolger · GitHub