[WATCHDOG] Freescale STMP: watchdog driver

Add watchdog timer support for Freescale STMP3xxx boards

Signed-off-by: Vitaly Wool <vital@embeddedalley.com>
Signed-off-by: Dmitry Pervushin <dpervushin@embeddedalley.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index c4c2206..70d7f8c 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -257,6 +257,15 @@
 	  Support for TI TWL4030 watchdog.  Say 'Y' here to enable the
 	  watchdog timer support for TWL4030 chips.
 
+config STMP3XXX_WATCHDOG
+	tristate "Freescale STMP3XXX watchdog"
+	depends on ARCH_STMP3XXX
+	help
+	  Say Y here if to include support for the watchdog timer
+	  for the Sigmatel STMP37XX/378X SoC.
+	  To compile this driver as a module, choose M here: the
+	  module will be called stmp3xxx_wdt.
+
 # AVR32 Architecture
 
 config AT32AP700X_WDT