ARM: dts: sync meson-a1-ad401 from Linux 6.3-rc7

Add meson-a1-ad401.dts file from Linux 6.3-rc7

Signed-off-by: Igor Prusov <ivprusov@sberdevices.ru>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230505125639.3605-3-ivprusov@sberdevices.ru
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 204c687..11b94c9 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -187,6 +187,7 @@
 	s5p4418-nanopi2.dtb
 
 dtb-$(CONFIG_ARCH_MESON) += \
+	meson-a1-ad401.dtb \
 	meson-axg-s400.dtb \
 	meson-axg-jethome-jethub-j100.dtb \
 	meson-gxbb-nanopi-k2.dtb \
diff --git a/arch/arm/dts/meson-a1-ad401.dts b/arch/arm/dts/meson-a1-ad401.dts
new file mode 100644
index 0000000..69c25c6
--- /dev/null
+++ b/arch/arm/dts/meson-a1-ad401.dts
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2019 Amlogic, Inc. All rights reserved.
+ */
+
+/dts-v1/;
+
+#include "meson-a1.dtsi"
+
+/ {
+	compatible = "amlogic,ad401", "amlogic,a1";
+	model = "Amlogic Meson A1 AD401 Development Board";
+
+	aliases {
+		serial0 = &uart_AO_B;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x0 0x0 0x8000000>;
+	};
+};
+
+&uart_AO_B {
+	status = "okay";
+};