rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/zeus/update.c b/board/zeus/update.c
index c76519f..2f2a127 100644
--- a/board/zeus/update.c
+++ b/board/zeus/update.c
@@ -67,12 +67,12 @@
 static int update_boot_eeprom(void)
 {
 	u32 len = 0x20;
-	u8 chip = CFG_I2C_EEPROM_ADDR;
+	u8 chip = CONFIG_SYS_I2C_EEPROM_ADDR;
 	u8 *pbuf;
 	u8 base;
 	int i;
 
-	if (in_be32((void *)GPIO0_IR) & GPIO_VAL(CFG_GPIO_ZEUS_PE)) {
+	if (in_be32((void *)GPIO0_IR) & GPIO_VAL(CONFIG_SYS_GPIO_ZEUS_PE)) {
 		pbuf = buf_zeus_pe;
 		base = 0x40;
 	} else {