rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/mk48t59.h b/include/mk48t59.h
index a4459c0..e213fb8 100644
--- a/include/mk48t59.h
+++ b/include/mk48t59.h
@@ -28,9 +28,9 @@
 
 #if defined(CONFIG_RTC_MK48T59) && defined(CONFIG_CMD_DATE)
 
-#define RTC_PORT_ADDR0		CFG_ISA_IO +  0x70
+#define RTC_PORT_ADDR0		CONFIG_SYS_ISA_IO +  0x70
 #define RTC_PORT_ADDR1		RTC_PORT_ADDR0 +  0x1
-#define RTC_PORT_DATA		CFG_ISA_IO +  0x76
+#define RTC_PORT_DATA		CONFIG_SYS_ISA_IO +  0x76
 
 /* RTC Offsets */
 #define RTC_SECONDS             0x1FF9