armv8: ls2088ardb: Add TFABOOT support

TFABOOT support includes:
  - ls2088ardb_tfa_defconfig to be loaded by trusted firmware
  - environment address and size changes for TFABOOT
  - define BOOTCOMMAND for TFABOOT
  - remove EL3 specific erratas for TFABOOT

Signed-off-by: Pankit Garg <pankit.garg@nxp.com>
Signed-off-by: Ruchika Gupta <ruchika.gupta@nxp.com>
Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/board/freescale/ls2080ardb/MAINTAINERS b/board/freescale/ls2080ardb/MAINTAINERS
index bbe56e2..1f6014d 100644
--- a/board/freescale/ls2080ardb/MAINTAINERS
+++ b/board/freescale/ls2080ardb/MAINTAINERS
@@ -9,8 +9,10 @@
 
 LS2088A_QSPI-boot BOARD
 M:	Priyanka Jain <priyanka.jain@nxp.com>
+M:	Rajesh Bhagat <rajesh.bhagat@nxp.com>
 S:	Maintained
 F:	configs/ls2088ardb_qspi_defconfig
+F:	configs/ls2088ardb_tfa_defconfig
 
 LS2081ARDB BOARD
 M:	Priyanka Jain <priyanka.jain@nxp.com>