rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/drivers/input/keyboard.c b/drivers/input/keyboard.c
index a634d76..512b9f2 100644
--- a/drivers/input/keyboard.c
+++ b/drivers/input/keyboard.c
@@ -258,12 +258,12 @@
  * Init
  ******************************************************************/
 
-#ifdef CFG_CONSOLE_OVERWRITE_ROUTINE
+#ifdef CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE
 extern int overwrite_console (void);
 #define OVERWRITE_CONSOLE overwrite_console ()
 #else
 #define OVERWRITE_CONSOLE 0
-#endif /* CFG_CONSOLE_OVERWRITE_ROUTINE */
+#endif /* CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE */
 
 int kbd_init (void)
 {