mfd: lpc_ich: Add Device IDs for Intel Lynx Point-LP PCH

This patch adds the Watchdog Timer Device IDs for the Intel Lynx Point-LP PCH.
The Device IDs are defined in drivers/mfd/lpc_ich.c

Signed-off-by: James Ralston <james.d.ralston@intel.com>
Acked-by: Wim Van Sebroeck <wim@iguana.be>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

drivers/watchdog/iTCO_wdt.c

@@ -37,6 +37,7 @@
  *	document number TBD                   : DH89xxCC
  *	document number TBD                   : Panther Point
  *	document number TBD                   : Lynx Point
+ *	document number TBD                   : Lynx Point-LP
  */
 
 /*