After reading the related bug 1853277 for the Thinkbook IML variant, I see that the elan touchpad is not visible on the i2c bus:
$ cat /sys/bus/i2c/devices/*/name Synopsys DesignWare I2C adapter i915 gmbus tc6 DPDDC-A DPDDC-B DPMST SMBus I801 adapter at efa0 i915 gmbus dpa i915 gmbus dpb i915 gmbus dpc i915 gmbus tc1 i915 gmbus tc2 i915 gmbus tc3 i915 gmbus tc4 i915 gmbus tc5 ELAN0634 does NOT show up in the list. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1861610 Title: 'Elan touchpad' not detected on 'Lenovo ThinkBook 15 IIL' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1861610/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
