Initial support for MPC8641 HPCN board.
diff --git a/lib_ppc/board.c b/lib_ppc/board.c
index e68cf1f..126102b 100644
--- a/lib_ppc/board.c
+++ b/lib_ppc/board.c
@@ -503,7 +503,7 @@
 #endif
 
 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
-    defined(CONFIG_E500)
+    defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
 	bd->bi_immr_base = CFG_IMMR;	/* base  of IMMR register     */
 #endif
 #if defined(CONFIG_MPC5xxx)