This adds a base device tree file for the RZN1-DB board, with only the
basic support allowing the system to boot to a prompt. Only one UART is
used, with only a single CPU running.

Signed-off-by: Michel Pollet <redacted>
---
 arch/arm/boot/dts/r9a06g032-rzn1d400-db.dts | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 arch/arm/boot/dts/r9a06g032-rzn1d400-db.dts

diff --git a/arch/arm/boot/dts/r9a06g032-rzn1d400-db.dts b/arch/arm/boot/dts/r9a06g032-rzn1d400-db.dts
new file mode 100644
index 0000000..a462b1a
--- /dev/null
+++ b/arch/arm/boot/dts/r9a06g032-rzn1d400-db.dts

@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for the RZN1D-DB Board
+ *
+ * Copyright (C) 2018 Renesas Electronics Europe Limited
+ *
+ */
+
+/dts-v1/;
+
+#include "r9a06g0xx.dtsi"
+
+/ {
+	model = "RZN1D-DB Board";
+	compatible = "renesas,rzn1d400-db", "renesas,r9a06g032", "renesas,rzn1";
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+	aliases {
+		serial0 = &uart0;
+	};
+};
+&uart0 {
+	status = "okay";
+};