POST: Add ECC POST for the lwmon5 board

This patch adds ECC Post test for the Lwmon5 board based
on PPC440EPx to U-Boot.

Signed-off-by: Pavel Kolesnikov <concord@emcraft.com>
Acked-by: Yuri Tikhonov <yur@emcraft.com>
Acked-by: Stefan Roese <sr@denx.de>
diff --git a/include/post.h b/include/post.h
index 8259e5d..c8062bb 100644
--- a/include/post.h
+++ b/include/post.h
@@ -92,6 +92,7 @@
 #define CFG_POST_DSP		0x00001000
 #define CFG_POST_CODEC		0x00002000
 #define CFG_POST_FPU		0x00004000
+#define CFG_POST_ECC		0x00008000
 
 #endif /* CONFIG_POST */