mx31pdk: Fix CONFIG_SYS_MEMTEST_END

CONFIG_SYS_MEMTEST_END should be higher than CONFIG_SYS_MEMTEST_START.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>

include/configs/mx31pdk.h

@@ -141,7 +141,7 @@
 
 /* memtest works on */
 #define CONFIG_SYS_MEMTEST_START	0x80000000
-#define CONFIG_SYS_MEMTEST_END		0x10000
+#define CONFIG_SYS_MEMTEST_END		0x80010000
 
 /* default load address */
 #define CONFIG_SYS_LOAD_ADDR		0x81000000