The "libinput list-kernel-devices" tool iterates through the list of available kernel devices and prints their device node and device name. By default this tool lists evdev event nodes.

8 --help Print help

8 --hid List HID devices instead of evdev device nodes

A device may be available but not recognized by libinput. This may indicate a bug with the udev configuration. See the "libinput list-devices" tools for the devices recognized by libinput.