Tried 4.15.0-20 - still no sign of life. Also, wifi and controls for brightness did not work under this version, but that's probably unrelated since kernel is old.
uname -sr: Linux 4.15.0-20-generic Attaching dmesg (both blacklisted and not) ** Attachment added: "dmesg_output_4_15_0_blacklisted" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1849721/+attachment/5305002/+files/dmesg_output_4_15_0_blacklisted -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1849721 Title: Raydium Touchscreen on ThinkPad L390 does not work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1849721/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs