sbc8560: enable CONFIG_OF_LIBFDT by default

Make the default build for the sbc8560 board be powerpc
capable with libfdt support.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
diff --git a/include/configs/sbc8560.h b/include/configs/sbc8560.h
index ef6ed22..6345cce 100644
--- a/include/configs/sbc8560.h
+++ b/include/configs/sbc8560.h
@@ -200,6 +200,11 @@
 #define CFG_PROMPT_HUSH_PS2 "> "
 #endif
 
+/* pass open firmware flat tree */
+#define CONFIG_OF_LIBFDT                1
+#define CONFIG_OF_BOARD_SETUP           1
+#define CONFIG_OF_STDOUT_VIA_ALIAS      1
+
 /*
  * I2C
  */