This sounds like a Ubuntu-specific problem. I suspect the kernel and/or dtb file is out-of-date.
Unless you can reproduce the problem on a current RPiOS image (or on Ubuntu but with one of our kernels installed using rpi-update) then you should be reporting this to the Ubuntu support team.
Unless you can reproduce the problem on a current RPiOS image (or on Ubuntu but with one of our kernels installed using rpi-update) then you should be reporting this to the Ubuntu support team.
Statistics: Posted by PhilE — Mon Apr 22, 2024 10:04 am