watchdog: Convert BookE watchdog driver to watchdog infrastructure

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 100caabf..beded63 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -1145,6 +1145,7 @@
 config BOOKE_WDT
 	tristate "PowerPC Book-E Watchdog Timer"
 	depends on BOOKE || 4xx
+	select WATCHDOG_CORE
 	---help---
 	  Watchdog driver for PowerPC Book-E chips, such as the Freescale
 	  MPC85xx SOCs and the IBM PowerPC 440.