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/favr-32-ezkit.h b/include/configs/favr-32-ezkit.h
index 35d289f..ce19b1f 100644
--- a/include/configs/favr-32-ezkit.h
+++ b/include/configs/favr-32-ezkit.h
@@ -174,7 +174,7 @@
 #define CFG_INTRAM_SIZE			INTERNAL_SRAM_SIZE
 #define CFG_SDRAM_BASE			EBI_SDRAM_BASE
 
-#define CFG_ENV_IS_IN_FLASH		1
+#define CONFIG_ENV_IS_IN_FLASH		1
 #define CFG_ENV_SIZE			65536
 #define CFG_ENV_ADDR			(CFG_FLASH_BASE + CFG_FLASH_SIZE - CFG_ENV_SIZE)