Somewhat relevant: https://forums.raspberrypi.com/viewtopic.php?t=362821
dtparam=uart0 # Enable UART0/ttyAMA0 on GPIO 14 & 15 dtparam=uart0_console # Enable UART0/ttyAMA0 on GPIO 14 & 15 and make it the console UART -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2101104 Title: Raspberry Pi 5 serial console device changes with EEPROM upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi/+bug/2101104/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs