What:		/sys/bus/hid/drivers/wiimote/<dev>/led1
  What:		/sys/bus/hid/drivers/wiimote/<dev>/led2
  What:		/sys/bus/hid/drivers/wiimote/<dev>/led3
  What:		/sys/bus/hid/drivers/wiimote/<dev>/led4
  Date:		July 2011
  KernelVersion:	3.1
  Contact:	David Herrmann <dh.herrmann@googlemail.com>
  Description:	Make it possible to set/get current led state. Reading from it
  		returns 0 if led is off and 1 if it is on. Writing 0 to it
  		disables the led, writing 1 enables it.