ThinkPad T540p clickpad config with Upstart User Session Usage: copy to your ~/.init/clickpad.conf

clickpad.conf

# Clickpad Control
#

description	"Clickpad initialize for Thinkpad's TrackPoint"

start on starting xsession-init and started dbus

pre-start script
    synclient PalmDetect=1
    # use with:  `xinput list "SynPS/2 Synaptics TouchPad" |grep Range `
    synclient TopEdge=0
    synclient BottomEdge=3834
    synclient LeftEdge=0
    synclient RightEdge=5112
    
    # # setup hi-Hysterisis for button clicking
    synclient HorizHysteresis=180
    synclient VertHysteresis=180
    
    # RightButtonArea   Left / Right
    # RightButtonArea   Top  / Bottom
    # MiddleButtonArea  Left / Right
    # MiddleButtonArea  Top  / Bottom
    xinput set-prop "SynPS/2 Synaptics TouchPad" "Synaptics Soft Button Areas" \
        3105 5112 \
        0    2600 \
        2300 3104 \
        0    2600
end script