arm64: dts: meson-axg: add initial A113D SoC DT support

Try to add basic DT support for the Amlogic's Meson-AXG A113D SoC,
which describe components as follows: Reserve Memory, CPU, GIC, IRQ,
Timer, UART. It's capable of booting up into the serial console.

Signed-off-by: Yixun Lan <yixun.lan@amlogic.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
new file mode 100644
index 000000000000..70eca1f8736a
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2017 Amlogic, Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+ */
+
+/dts-v1/;
+
+#include "meson-axg.dtsi"
+
+/ {
+	compatible = "amlogic,s400", "amlogic,a113d", "amlogic,meson-axg";
+	model = "Amlogic Meson AXG S400 Development Board";
+
+	aliases {
+		serial0 = &uart_AO;
+	};
+};
+
+&uart_AO {
+	status = "okay";
+};