172:~# cat /proc/bus/input/devices 
I: Bus=0019 Vendor=0001 Product=0001 Version=0100
N: Name="omap-keypad"
P: Phys=omap-keypad/input0
S: Sysfs=/class/input/input0
U: Uniq=
H: Handlers=kbd event0 
B: EV=3
B: KEY=1680 0 a000000 30000002