rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/common/env_onenand.c b/common/env_onenand.c
index 09a79d0..3c65b3e 100644
--- a/common/env_onenand.c
+++ b/common/env_onenand.c
@@ -62,7 +62,7 @@
 	int use_default = 0;
 	size_t retlen;
 
-	env_addr = CFG_ENV_ADDR;
+	env_addr = CONFIG_ENV_ADDR;
 
 	/* Check OneNAND exist */
 	if (onenand_mtd.writesize)
@@ -89,13 +89,13 @@
 
 int saveenv(void)
 {
-	unsigned long env_addr = CFG_ENV_ADDR;
+	unsigned long env_addr = CONFIG_ENV_ADDR;
 	struct erase_info instr = {
 		.callback	= NULL,
 	};
 	size_t retlen;
 
-	instr.len = CFG_ENV_SIZE;
+	instr.len = CONFIG_ENV_SIZE;
 	instr.addr = env_addr;
 	if (onenand_erase(&onenand_mtd, &instr)) {
 		printf("OneNAND: erase failed at 0x%08lx\n", env_addr);