ARM: dts: at91: add devicetree for the Axentia TSE-850

The Axentia TSE-850 is a SAMA5D3-based device designed to generate
FM subcarrier signals.

Signed-off-by: Peter Rosin <peda@axentia.se>
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

arch/arm/boot/dts/at91-linea.dtsi

@@ -0,0 +1,49 @@
+/*
+ * at91-linea.dtsi - Device Tree Include file for the Axentia Linea Module.
+ *
+ * Copyright (C) 2017 Axentia Technologies AB
+ *
+ * Author: Peter Rosin <peda@axentia.se>
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+#include "sama5d31.dtsi"
+
+/ {
+	compatible = "axentia,linea",
+		     "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";
+
+	memory {
+		reg = <0x20000000 0x4000000>;
+	};
+};
+
+&slow_xtal {
+	clock-frequency = <32768>;
+};
+
+&main_xtal {
+	clock-frequency = <12000000>;
+};
+
+&i2c0 {
+	status = "okay";
+
+	eeprom@51 {
+		compatible = "st,24c64";
+		reg = <0x51>;
+		pagesize = <32>;
+	};
+};
+
+&nand0 {
+	status = "okay";
+
+	nand-bus-width = <8>;
+	nand-ecc-mode = "hw";
+	atmel,has-pmecc;
+	atmel,pmecc-cap = <4>;
+	atmel,pmecc-sector-size = <512>;
+	nand-on-flash-bbt;
+};