rename CFG_ENV_IS_IN_FLASH in CONFIG_ENV_IS_IN_FLASH

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/cradle.h b/include/configs/cradle.h
index eb93a8f..ee319a7 100644
--- a/include/configs/cradle.h
+++ b/include/configs/cradle.h
@@ -152,7 +152,7 @@
 #define CFG_FLASH_ERASE_TOUT    (2*CFG_HZ) /* Timeout for Flash Erase */
 #define CFG_FLASH_WRITE_TOUT    (2*CFG_HZ) /* Timeout for Flash Write */
 
-#define CFG_ENV_IS_IN_FLASH	1
+#define CONFIG_ENV_IS_IN_FLASH	1
 #define CFG_ENV_ADDR				0x00020000	/* absolute address for now   */
 #define CFG_ENV_SIZE				0x20000	   /* 8K ouch, this may later be */