global: Migrate CONFIG_ENV_TOTAL_SIZE to CFG

Perform a simple rename of CONFIG_ENV_TOTAL_SIZE to CFG_ENV_TOTAL_SIZE

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/board/keymile/kmcent2/kmcent2.env b/board/keymile/kmcent2/kmcent2.env
index 7c8f830..6b676a4 100644
--- a/board/keymile/kmcent2/kmcent2.env
+++ b/board/keymile/kmcent2/kmcent2.env
@@ -10,9 +10,9 @@
 hwconfig=fsl_ddr:ctlr_intlv=cacheline
 netdev=eth2
 
-newenv=protect off ENV_DEL_ADDR +CONFIG_ENV_TOTAL_SIZE  &&
-       erase ENV_DEL_ADDR +CONFIG_ENV_TOTAL_SIZE &&
-       protect on ENV_DEL_ADDR +CONFIG_ENV_TOTAL_SIZE
+newenv=protect off ENV_DEL_ADDR +CFG_ENV_TOTAL_SIZE  &&
+       erase ENV_DEL_ADDR +CFG_ENV_TOTAL_SIZE &&
+       protect on ENV_DEL_ADDR +CFG_ENV_TOTAL_SIZE
 
 set_fdthigh=true
 uimage=uImage
diff --git a/include/configs/kmcent2.h b/include/configs/kmcent2.h
index 80bff4b..a4b6a6e 100644
--- a/include/configs/kmcent2.h
+++ b/include/configs/kmcent2.h
@@ -127,7 +127,7 @@
 #define CFG_SYS_NUM_CPC		CONFIG_SYS_NUM_DDR_CTLRS
 
 /* Environment in parallel NOR-Flash */
-#define CONFIG_ENV_TOTAL_SIZE		0x040000
+#define CFG_ENV_TOTAL_SIZE		0x040000
 #define ENV_DEL_ADDR		0xebf00000	/*direct for newenv*/
 
 /*