ppc4xx: Add support for AMCC 405EP Taihu board

Signed-off-by: John Otken <john@softadvances.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 693b115..6dd43f8 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -248,6 +248,7 @@
 John Otken <jotken@softadvances.com>
 
 	luan			PPC440SP
+	taihu			PPC405EP
 
 Keith Outwater <Keith_Outwater@mvis.com>