[PATCH] ppc32: Cleaned up global namespace of Book-E watchdog variables

Renamed global variables used to convey if the watchdog is enabled and
periodicity of the timer and moved the declarations into a header for these
variables

Signed-off-by: Matt McClintock <msm@freescale.com>
Signed-off-by: Kumar Gala <kumar.gala@freescale.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/char/watchdog/Kconfig b/drivers/char/watchdog/Kconfig
index 95335b4..c3898af 100644
--- a/drivers/char/watchdog/Kconfig
+++ b/drivers/char/watchdog/Kconfig
@@ -349,6 +349,9 @@
 config BOOKE_WDT
 	tristate "PowerPC Book-E Watchdog Timer"
 	depends on WATCHDOG && (BOOKE || 4xx)
+	---help---
+	  Please see Documentation/watchdog/watchdog-api.txt for
+	  more information.
 
 # MIPS Architecture