EXYNOS5: FDT: add initial dts file for EXYNOS5250, SMDK5250

This patch adds initial dts file for EXYNOS5250 SoC. This dts
file currently include only ethernet devices and properties. More
devices to be added in subsequent patches.
Also add the dts file for SMDK5250 board which uses the EXYNOS5250
dts file.
Signed-off-by: NHatim Ali <hatim.rv@samsung.com>
Acked-by: NSimon Glass <sjg@chromium.org>
Signed-off-by: NMinkyu Kang <mk7.kang@samsung.com>

arch/arm/dts/exynos5250.dtsi

+/*
+ * SAMSUNG EXYNOS5250 SoC device tree source
+ *
+ * Copyright (c) 2012 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * SAMSUNG EXYNOS5250 SoC device nodes are listed in this file.
+ * EXYNOS5250 based board files can include this file and provide
+ * values for board specfic bindings.
+ *
+ * Note: This file does not include device nodes for all the controllers in
+ * EXYNOS5250 SoC. As device tree coverage for EXYNOS5250 increases,
+ * additional nodes can be added to this file.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+/include/ "skeleton.dtsi"
+
+/ {
+	compatible = "samsung,exynos5250";
+
+	sromc@12250000 {
+		compatible = "samsung,exynos-sromc";
+		reg = <0x12250000 0x20>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+	};
+};

board/samsung/dts/exynos5250-smdk5250.dts

+/*
+ * SAMSUNG SMDK5250 board device tree source
+ *
+ * Copyright (c) 2012 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+/dts-v1/;
+/include/ ARCH_CPU_DTS
+
+/ {
+	model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
+	compatible = "samsung,smdk5250", "samsung,exynos5250";
+
+	sromc@12250000 {
+		bank = <1>;
+		srom-timing = <1 9 12 1 6 1 1>;
+		width = <2>;
+		lan@5000000 {
+			compatible = "smsc,lan9215", "smsc,lan";
+			reg = <0x5000000 0x100>;
+			phy-mode = "mii";
+		};
+	};
+};