Copied from https://gist.github.com/linderd/71ec30048e78813115ba3f634e1b0817
These are my installation-tricks and notes for running Linux on a 2021 Thinkpad
P14s Gen2 with AMD Ryzen 7 5850U. It should also be suitable for the upcoming Thinkpad T14 Gen2 AMD.
Meanwhile there is also a good test on youtube.