rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/zeus/zeus.c b/board/zeus/zeus.c
index 33d971a..8e4c0e2 100644
--- a/board/zeus/zeus.c
+++ b/board/zeus/zeus.c
@@ -150,8 +150,8 @@
 
 	/* Env protection ON by default */
 	(void)flash_protect(FLAG_PROTECT_SET,
-			    CFG_ENV_ADDR_REDUND,
-			    CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1,
+			    CONFIG_ENV_ADDR_REDUND,
+			    CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1,
 			    &flash_info[0]);
 
 	return 0;
@@ -249,12 +249,12 @@
 	 * Unprotect and erase environment area
 	 */
 	flash_protect(FLAG_PROTECT_CLEAR,
-		      CFG_ENV_ADDR_REDUND,
-		      CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1,
+		      CONFIG_ENV_ADDR_REDUND,
+		      CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1,
 		      &flash_info[0]);
 
-	flash_sect_erase(CFG_ENV_ADDR_REDUND,
-			 CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1);
+	flash_sect_erase(CONFIG_ENV_ADDR_REDUND,
+			 CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1);
 
 	/*
 	 * Now restore default environment from U-Boot image