Also, tried removing device from the blacklist. Touchscreen still doesn't work and there are some errors about Raydium device in dmesg:
[ 1.027537] i2c_hid i2c-RAYD0001:00: i2c-RAYD0001:00 supply vdd not found, using dummy regulator [ 1.027546] i2c_hid i2c-RAYD0001:00: i2c-RAYD0001:00 supply vddl not found, using dummy regulator [ 6.085190] i2c_hid i2c-RAYD0001:00: failed to reset device. [ 12.229192] i2c_hid i2c-RAYD0001:00: failed to reset device. [ 18.373188] i2c_hid i2c-RAYD0001:00: failed to reset device. [ 24.517190] i2c_hid i2c-RAYD0001:00: failed to reset device. [ 25.541193] i2c_hid i2c-RAYD0001:00: can't add hid device: -61 [ 25.541415] i2c_hid: probe of i2c-RAYD0001:00 failed with error -61 [ 26.033395] raydium_ts i2c-RAYD0001:00: i2c-RAYD0001:00 supply avdd not found, using dummy regulator [ 26.033415] raydium_ts i2c-RAYD0001:00: i2c-RAYD0001:00 supply vccio not found, using dummy regulator [ 26.142289] input: Raydium Touchscreen as /devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-2/i2c-RAYD0001:00/input/input9 Attaching full dmesg output ** Attachment added: "dmesg_output_5_4_0_whitelisted" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1849721/+attachment/5302217/+files/dmesg_output_5_4_0_whitelisted -- 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
