[ARM PATCH] 2323/1: Expand IXP4XX_WATCHDOG config help text

Patch from David Vrabel

Expand the IXP4XX_WATCHDOG (IXP4xx internal watchdog) config option help text with a note about its ineffectiveness.

Signed-off-by: David Vrabel
Signed-off-by: Russell King

drivers/char/watchdog/Kconfig

@@ -93,6 +93,11 @@ config IXP4XX_WATCHDOG
 	  be built as a module by choosing M. The module will
 	  be called ixp4xx_wdt.
 
+	  Note: The internal IXP4xx watchdog does a soft CPU reset
+	  which doesn't reset any peripherals. There are circumstances
+	  where the watchdog will fail to reset the board correctly
+	  (e.g., if the boot ROM is in an unreadable state).
+
 	  Say N if you are unsure.
 
 config IXP2000_WATCHDOG