armv8: ls1088ardb: Add support for LS1088ARDB platform

LS1088A is an ARMv8 implementation. The LS1088ARDB is an evaluatoin
platform that supports the LS1088A family SoCs. This patch add basic
support of the platform.

Signed-off-by: Alison Wang <alison.wang@nxp.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Signed-off-by: Ashish Kumar <Ashish.Kumar@nxp.com>
Signed-off-by: Raghav Dogra <raghav.dogra@nxp.com>
Signed-off-by: Shaohui Xie <Shaohui.Xie@nxp.com>
[YS: Disabled NAND in board header file]
Reviewed-by: York Sun <york.sun@nxp.com>

WIP: disable NAND for LS1088ARDB
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 762429c..9c63fb4 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -187,7 +187,8 @@
 dtb-$(CONFIG_FSL_LSCH3) += fsl-ls2080a-qds.dtb \
 	fsl-ls2080a-rdb.dtb \
 	fsl-ls2081a-rdb.dtb \
-	fsl-ls2088a-rdb-qspi.dtb
+	fsl-ls2088a-rdb-qspi.dtb \
+	fsl-ls1088a-rdb.dtb
 dtb-$(CONFIG_FSL_LSCH2) += fsl-ls1043a-qds-duart.dtb \
 	fsl-ls1043a-qds-lpuart.dtb \
 	fsl-ls1043a-rdb.dtb \