dave@dave-rbs:~$ udevadm info /sys/class/input/event16
P: /devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-7/i2c-1A586753:00/0018:06CB:8323.0005/input/input22/event16
N: input/event16
S: input/by-path/pci-0000:00:15.1-platform-i2c_designware.1-event-mouse
E: DEVLINKS=/dev/input/by-path/pci-0000:00:15.1-platform-i2c_designware.1-event-mouse
E: DEVNAME=/dev/input/event16
E: DEVPATH=/devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-7/i2c-1A586753:00/0018:06CB:8323.0005/input/input22/event16
E: EVDEV_ABS_00=::12
E: EVDEV_ABS_01=::11
E: EVDEV_ABS_35=::12
E: EVDEV_ABS_36=::11
E: ID_INPUT=1
E: ID_INPUT_HEIGHT_MM=60
E: ID_INPUT_TOUCHPAD=1
E: ID_INPUT_WIDTH_MM=101
E: ID_PATH=pci-0000:00:15.1-platform-i2c_designware.1
E: ID_PATH_TAG=pci-0000_00_15_1-platform-i2c_designware_1
E: ID_SERIAL=noserial
E: LIBINPUT_DEVICE_GROUP=18/6cb/8323:i2c-1A586753:00
E: MAJOR=13
E: MINOR=80
E: SUBSYSTEM=input
E: USEC_INITIALIZED=6226528