arm: mvebu: Add basic Armada XP / 38x dtsi/dts files

These will be needed by the upcoming DM (driver model) support for
the Armada XP / 38x SoC's. This will provide DT based probing.

The dts files are copied 1:1 from the Linux kernel release v4.2.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Luka Perkov <luka.perkov@sartura.hr>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 65b4230..a0c18c2 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -41,6 +41,11 @@
 	tegra210-p2371-0000.dtb \
 	tegra210-p2371-2180.dtb \
 	tegra210-p2571.dtb
+
+dtb-$(CONFIG_ARCH_MVEBU) +=			\
+	armada-388-gp.dtb			\
+	armada-xp-gp.dtb
+
 dtb-$(CONFIG_ARCH_UNIPHIER) += \
 	uniphier-ph1-ld4-ref.dtb \
 	uniphier-ph1-ld6b-ref.dtb \