rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/grsim_leon2.h b/include/configs/grsim_leon2.h
index 3cfeb20..a88ddb3 100644
--- a/include/configs/grsim_leon2.h
+++ b/include/configs/grsim_leon2.h
@@ -178,9 +178,9 @@
 #define CFG_NO_FLASH		1
 #define CFG_FLASH_BASE		0x00000000
 #define CFG_FLASH_SIZE		0x00800000
-#define CFG_ENV_SIZE		0x8000
+#define CONFIG_ENV_SIZE		0x8000
 
-#define CFG_ENV_ADDR		(CFG_FLASH_BASE+CFG_FLASH_SIZE-CFG_ENV_SIZE)
+#define CONFIG_ENV_ADDR		(CFG_FLASH_BASE+CFG_FLASH_SIZE-CONFIG_ENV_SIZE)
 
 #define PHYS_FLASH_SECT_SIZE	0x00020000	/* 128 KB sectors */
 #define CFG_MAX_FLASH_SECT	64	/* max num of sects on one chip */
@@ -208,8 +208,8 @@
  */
 #define CONFIG_ENV_IS_NOWHERE 1
 /*#define CONFIG_ENV_IS_IN_FLASH*/
-/*#define CFG_ENV_SIZE		0x8000*/
-#define CFG_ENV_SECT_SIZE	0x40000
+/*#define CONFIG_ENV_SIZE		0x8000*/
+#define CONFIG_ENV_SECT_SIZE	0x40000
 #define CONFIG_ENV_OVERWRITE	1
 
 /*