prism: enabled orion watchdog.

Change-Id: I6c2d22b72a1e34fed57f9939eb2683ac0f197398
diff --git a/arch/arm/configs/gflt200_defconfig b/arch/arm/configs/gflt200_defconfig
index 358ae44..22bd825 100644
--- a/arch/arm/configs/gflt200_defconfig
+++ b/arch/arm/configs/gflt200_defconfig
@@ -1157,7 +1157,14 @@
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_WATCHDOG is not set
+CONFIG_WATCHDOG=y
+# CONFIG_WATCHDOG_NOWAYOUT is not set
+
+#
+# Watchdog Device Drivers
+#
+CONFIG_ORION_WATCHDOG=y
+
 CONFIG_SSB_POSSIBLE=y
 
 #