Public bug reported: There's already a patch for mainline kernel in Fix Committed state. In order to have an opportunity to use Phantom lake SoNIC's UART as kernel console, 8250_MID module should be compiled into the kernel. After we've rebuilt custom kernel with 8250_MID=y instead of 8250_MID=m console became functional
Some information about it: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1967338 https://lists.ubuntu.com/archives/kernel-team/2022-March/129085.html Some discussion about: https://lists.ubuntu.com/archives/kernel-team/2022-March/128690.html Is is possible to include the same changes for HWE kernel? Best regards, -Vladimir ** Affects: ubuntu Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1972987 Title: Please make CONFIG_SERIAL_8250_MID available for HWE kernel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1972987/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs