Not much of any significance (unless your trying to stop that autoboot: message):
Code:
core2quad dxg $ diff -u 2.3_399380047/uboot-1.3.0-rc3/include/configs/imx31_mario.h 2.5.8_555370010/uboot-1.3.0-rc3/include/configs/imx31_mario.h
--- 2.3_399380047/uboot-1.3.0-rc3/include/configs/imx31_mario.h 2009-10-21 16:05:34.000000000 -0500
+++ 2.5.8_555370010/uboot-1.3.0-rc3/include/configs/imx31_mario.h 2010-12-14 12:55:36.000000000 -0600
@@ -90,7 +90,7 @@
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
//#include <cmd_confdefs.h>
-#define CONFIG_BOOTDELAY 3
+#define CONFIG_BOOTDELAY 1
#define CONFIG_BOOT_RETRY_TIME 15 /* reset if command-line is idle for too long */
#define CONFIG_BOOT_RETRY_MIN 5 /* cannot set "bootretry" to less than 5 seconds */