rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/tb0229/tb0229.c b/board/tb0229/tb0229.c
index 2abb4a7..d3f05b2 100644
--- a/board/tb0229/tb0229.c
+++ b/board/tb0229/tb0229.c
@@ -34,7 +34,7 @@
 
 phys_size_t initdram(int board_type)
 {
-	return get_ram_size (CFG_SDRAM_BASE, 0x8000000);
+	return get_ram_size (CONFIG_SYS_SDRAM_BASE, 0x8000000);
 }
 
 int checkboard (void)