ARM: at91/dt: Add a dtsi for at91sam9xe

at91sam9xe is slightly different from at91sam9260, in particular it has a
different SRAM size and location.

Signed-off-by: Alexandre Belloni <[e-mail]>
Acked-by: Boris Brezillon <[e-mail]>
Signed-off-by: Nicolas Ferre <[e-mail]>

Documentation/devicetree/bindings/arm/atmel-at91.txt

···
     o "atmel,at91sam9g45"
     o "atmel,at91sam9n12"
     o "atmel,at91sam9rl"
+    o "atmel,at91sam9xe"
  * "atmel,sama5" for SoCs using a Cortex-A5, shall be extended with the specific
    SoC family:
     o "atmel,sama5d3" shall be extended with the specific SoC compatible:

arch/arm/boot/dts/at91sam9xe.dtsi

···
+/*
+ * at91sam9xe.dtsi - Device Tree Include file for AT91SAM9XE family SoC
+ *
+ *  Copyright (C) 2015 Atmel,
+ *                2015 Alexandre Belloni <[e-mail]>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "at91sam9260.dtsi"
+
+/ {
+	model = "Atmel AT91SAM9XE family SoC";
+	compatible = "atmel,at91sam9xe", "atmel,at91sam9260";
+
+	sram0: sram@002ff000 {
+		status = "disabled";
+	};
+
+	sram1: sram@00300000 {
+		compatible = "mmio-sram";
+		reg = <0x00300000 0x4000>;
+	};
+};