change SD_DATATIMEOUT to 0xFFFFFFFF.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@548 bbd45198-f89e-11dd-88c7-29a3b14d5316

bsp/stm3210/sdcard.c

@@ -80,7 +80,7 @@
 #define SD_CARD_LOCKED                  ((uint32_t)0x02000000)
 #define SD_CARD_PROGRAMMING             ((uint32_t)0x00000007)
 #define SD_CARD_RECEIVING               ((uint32_t)0x00000006)
-#define SD_DATATIMEOUT                  ((uint32_t)0x000FFFFF)
+#define SD_DATATIMEOUT                  ((uint32_t)0xFFFFFFFF)
 #define SD_0TO7BITS                     ((uint32_t)0x000000FF)
 #define SD_8TO15BITS                    ((uint32_t)0x0000FF00)
 #define SD_16TO23BITS                   ((uint32_t)0x00FF0000)