Cleanup (PPC4xx is AMCC now)
diff --git a/include/watchdog.h b/include/watchdog.h
index ac6ba8c..9265be9 100644
--- a/include/watchdog.h
+++ b/include/watchdog.h
@@ -84,7 +84,7 @@
 	void reset_5xx_watchdog(volatile immap_t *immr);
 #endif
 
-/* IBM 4xx */
+/* AMCC 4xx */
 #if defined(CONFIG_4xx) && !defined(__ASSEMBLY__)
 	void reset_4xx_watchdog(void);
 #endif