rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/mpr2/mpr2.c b/board/mpr2/mpr2.c
index 98557b4..0ec0c19 100644
--- a/board/mpr2/mpr2.c
+++ b/board/mpr2/mpr2.c
@@ -154,8 +154,8 @@
 {
 	DECLARE_GLOBAL_DATA_PTR;
 
-	gd->bd->bi_memstart = CFG_SDRAM_BASE;
-	gd->bd->bi_memsize = CFG_SDRAM_SIZE;
-	printf("SDRAM: %dMB\n", CFG_SDRAM_SIZE / (1024 * 1024));
+	gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
+	gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
+	printf("SDRAM: %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024));
 	return 0;
 }