rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/hidden_dragon/hidden_dragon.c b/board/hidden_dragon/hidden_dragon.c
index 2d7a787..027aa45 100644
--- a/board/hidden_dragon/hidden_dragon.c
+++ b/board/hidden_dragon/hidden_dragon.c
@@ -52,7 +52,7 @@
 	long mear1;
 	long emear1;
 
-	size = get_ram_size(CFG_SDRAM_BASE, CFG_MAX_RAM_SIZE);
+	size = get_ram_size(CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM_SIZE);
 
 	new_bank0_end = size - 1;
 	mear1 = mpc824x_mpc107_getreg(MEAR1);