rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/M54451EVB.h b/include/configs/M54451EVB.h
index d0a66ea..03d21be 100644
--- a/include/configs/M54451EVB.h
+++ b/include/configs/M54451EVB.h
@@ -267,17 +267,17 @@
  */
 #if defined(CONFIG_CF_SBF)
 #	define CONFIG_ENV_IS_IN_SPI_FLASH	1
-#	define CFG_ENV_SPI_CS		1
-#	define CFG_ENV_OFFSET		0x20000
-#	define CFG_ENV_SIZE		0x2000
-#	define CFG_ENV_SECT_SIZE	0x10000
+#	define CONFIG_ENV_SPI_CS		1
+#	define CONFIG_ENV_OFFSET		0x20000
+#	define CONFIG_ENV_SIZE		0x2000
+#	define CONFIG_ENV_SECT_SIZE	0x10000
 #else
 #	define CONFIG_ENV_IS_IN_FLASH	1
-#	define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x4000)
-#	define CFG_ENV_SECT_SIZE	0x2000
+#	define CONFIG_ENV_ADDR		(CFG_FLASH_BASE + 0x4000)
+#	define CONFIG_ENV_SECT_SIZE	0x2000
 #endif
 #undef CONFIG_ENV_OVERWRITE
-#undef CFG_ENV_IS_EMBEDDED
+#undef CONFIG_ENV_IS_EMBEDDED
 
 /*-----------------------------------------------------------------------
  * FLASH organization