diff --git a/board/amcc/redwood/init.S b/board/amcc/redwood/init.S
index fb10520..47f700b 100644
--- a/board/amcc/redwood/init.S
+++ b/board/amcc/redwood/init.S
@@ -24,6 +24,7 @@
 #include <ppc_asm.tmpl>
 #include <config.h>
 #include <asm/mmu.h>
+#include <asm/ppc4xx.h>
 
 /**************************************************************************
  * TLB TABLE