> this work is focused on laptops with Snapdragon X2 Series. It does not currently cover desktop form factors, earlier Snapdragon X platforms, or other development boards. Readiness also varies by OEM design and Snapdragon X2 Series variant.

So same ARM BS as usual - AMD and Intel x64 are still the kings when it comes to out the door Linux support.

I'll buy a ARM PC when I can swap its motherboard CPU and GPU to a newer gen and my existing Linux install boots up without having to flash a new bootloader and custom vendor kernel with proprietary GPU blob.