armv8: ls1046aqds: Add TFABOOT support

TFABOOT support includes:
 - ls1046aqds_tfa_defconfig to be loaded by trusted firmware
 - environment address and size changes for TFABOOT
 - FMAN address changes for TFABOOT
 - define BOOTCOMMAND for TFABOOT

Signed-off-by: Pankit Garg <pankit.garg@nxp.com>
Signed-off-by: Vinitha V Pillai <vinitha.pillai@nxp.com>
Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/board/freescale/ls1046aqds/MAINTAINERS b/board/freescale/ls1046aqds/MAINTAINERS
index 76190c6..22c3926 100644
--- a/board/freescale/ls1046aqds/MAINTAINERS
+++ b/board/freescale/ls1046aqds/MAINTAINERS
@@ -1,5 +1,6 @@
 LS1046AQDS BOARD
 M:	Mingkai Hu <Mingkai.Hu@nxp.com>
+M:	Rajesh Bhagat <rajesh.bhagat@nxp.com>
 S:	Maintained
 F:	board/freescale/ls1046aqds/
 F:	include/configs/ls1046aqds.h
@@ -9,6 +10,7 @@
 F:	configs/ls1046aqds_sdcard_qspi_defconfig
 F:	configs/ls1046aqds_qspi_defconfig
 F:	configs/ls1046aqds_lpuart_defconfig
+F:	configs/ls1046aqds_tfa_defconfig
 
 M:	Sumit Garg <sumit.garg@nxp.com>
 S:	Maintained