armv8: LS1012ARDB: Add QSPI Secure Boot target

Add QSPI Secure Boot target to enable chain of trust

Signed-off-by: Sumit Garg <sumit.garg@nxp.com>
Signed-off-by: Vinitha Pillai <vinitha.pillai@nxp.com>
Reviewed-by: Ruchika Gupta <ruchika.gupta@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/board/freescale/ls1012ardb/MAINTAINERS b/board/freescale/ls1012ardb/MAINTAINERS
index 79a2a7d..2cb38e7 100644
--- a/board/freescale/ls1012ardb/MAINTAINERS
+++ b/board/freescale/ls1012ardb/MAINTAINERS
@@ -4,3 +4,7 @@
 F:	board/freescale/ls1012ardb/
 F:	include/configs/ls1012ardb.h
 F:	configs/ls1012ardb_qspi_defconfig
+
+M:	Sumit Garg <sumit.garg@nxp.com>
+S:	Maintained
+F:	configs/ls1012ardb_qspi_SECURE_BOOT_defconfig