rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/SMN42.h b/include/configs/SMN42.h
index 583ee211..45fe14b 100644
--- a/include/configs/SMN42.h
+++ b/include/configs/SMN42.h
@@ -49,7 +49,7 @@
 /*
  * Size of malloc() pool
  */
-#define CFG_MALLOC_LEN		(CFG_ENV_SIZE + 128*1024)
+#define CFG_MALLOC_LEN		(CONFIG_ENV_SIZE + 128*1024)
 #define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
 
 /*
@@ -192,9 +192,9 @@
 #define	CONFIG_ENV_IS_IN_FLASH	1
 /* The Environment Sector is in the CPU-internal flash */
 #define CFG_FLASH_BASE		0
-#define CFG_ENV_OFFSET		0x3C000
-#define CFG_ENV_ADDR		(CFG_FLASH_BASE + CFG_ENV_OFFSET)
-#define CFG_ENV_SIZE		0x2000 /* Total Size of Environment Sector	*/
+#define CONFIG_ENV_OFFSET		0x3C000
+#define CONFIG_ENV_ADDR		(CFG_FLASH_BASE + CONFIG_ENV_OFFSET)
+#define CONFIG_ENV_SIZE		0x2000 /* Total Size of Environment Sector	*/
 
 #define CONFIG_CMDLINE_TAG
 #define CONFIG_SETUP_MEMORY_TAGS