powerpc/ppc4xx: Update gdsys board configurations

Signed-off-by: Dirk Eibach <eibach@gdsys.de>
Cc: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/include/configs/iocon.h b/include/configs/iocon.h
index bbf79e7..7f8825b 100644
--- a/include/configs/iocon.h
+++ b/include/configs/iocon.h
@@ -34,7 +34,7 @@
  * Include common defines/options for all AMCC eval boards
  */
 #define CONFIG_HOSTNAME		iocon
-#define CONFIG_IDENT_STRING	" iocon 0.03"
+#define CONFIG_IDENT_STRING	" iocon 0.04"
 #include "amcc-common.h"
 
 #define CONFIG_BOARD_EARLY_INIT_F
@@ -49,6 +49,10 @@
 #define PLLMR0_DEFAULT PLLMR0_266_133_66
 #define PLLMR1_DEFAULT PLLMR1_266_133_66
 
+#undef CONFIG_ZERO_BOOTDELAY_CHECK	/* ignore keypress on bootdelay==0 */
+#define CONFIG_AUTOBOOT_KEYED		/* use key strings to stop autoboot */
+#define CONFIG_AUTOBOOT_STOP_STR " "
+
 /* new uImage format support */
 #define CONFIG_FIT
 #define CONFIG_FIT_VERBOSE	/* enable fit_format_{error,warning}() */