rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/lib_blackfin/post.c b/lib_blackfin/post.c
index 3c4d5c5..4ab9e8b 100644
--- a/lib_blackfin/post.c
+++ b/lib_blackfin/post.c
@@ -345,7 +345,7 @@
 {
 	va_list args;
 	uint i;
-	char printbuffer[CFG_PBSIZE];
+	char printbuffer[CONFIG_SYS_PBSIZE];
 
 	va_start(args, format);
 
@@ -419,7 +419,7 @@
  */
 unsigned long post_time_ms(unsigned long base)
 {
-	return (unsigned long)get_ticks() / (get_tbclk() / CFG_HZ) - base;
+	return (unsigned long)get_ticks() / (get_tbclk() / CONFIG_SYS_HZ) - base;
 }
 
 #endif				/* CONFIG_POST */