arm: socfpga: mcvevk: Consolidate SDMMC environment

Remove the duplication of SDMMC environment configuration
from each boards' configuration header file into
socfpga_common.h

Signed-off-by: Chin Liang See <clsee@altera.com>
Cc: Dinh Nguyen <dinguyen@opensource.altera.com>
Cc: Dinh Nguyen <dinh.linux@gmail.com>
Cc: Pavel Machek <pavel@denx.de>
Cc: Marek Vasut <marex@denx.de>
Cc: Stefan Roese <sr@denx.de>
diff --git a/include/configs/socfpga_mcvevk.h b/include/configs/socfpga_mcvevk.h
index cd63faf..e7b5675 100644
--- a/include/configs/socfpga_mcvevk.h
+++ b/include/configs/socfpga_mcvevk.h
@@ -45,8 +45,6 @@
 /* Environment is in MMC */
 #define CONFIG_ENV_OVERWRITE
 #define CONFIG_ENV_IS_IN_MMC
-#define CONFIG_SYS_MMC_ENV_DEV		0	/* device 0 */
-#define CONFIG_ENV_OFFSET		512	/* just after the MBR */
 
 /* Extra Environment */
 #define CONFIG_EXTRA_ENV_SETTINGS					\