rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/post/lib_ppc/load.c b/post/lib_ppc/load.c
index eccebb7..98d4373 100644
--- a/post/lib_ppc/load.c
+++ b/post/lib_ppc/load.c
@@ -44,7 +44,7 @@
 #include <post.h>
 #include "cpu_asm.h"
 
-#if CONFIG_POST & CFG_POST_CPU
+#if CONFIG_POST & CONFIG_SYS_POST_CPU
 
 extern void cpu_post_exec_22w (ulong *code, ulong *op1, ulong op2, ulong *op3);
 extern void cpu_post_exec_21w (ulong *code, ulong *op1, ulong *op2);