rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/cpu/blackfin/start.S b/cpu/blackfin/start.S
index 30212e9..8303292 100644
--- a/cpu/blackfin/start.S
+++ b/cpu/blackfin/start.S
@@ -145,12 +145,12 @@
 	r6 = 0 (x);
 	p1 = r0;
 
-	p2.l = LO(CFG_MONITOR_BASE);
-	p2.h = HI(CFG_MONITOR_BASE);
+	p2.l = LO(CONFIG_SYS_MONITOR_BASE);
+	p2.h = HI(CONFIG_SYS_MONITOR_BASE);
 
 	p3 = 0x04;
-	p4.l = LO(CFG_MONITOR_BASE + CFG_MONITOR_LEN);
-	p4.h = HI(CFG_MONITOR_BASE + CFG_MONITOR_LEN);
+	p4.l = LO(CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN);
+	p4.h = HI(CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN);
 .Lloop1:
 	r1 = [p1 ++ p3];
 	[p2 ++ p3] = r1;