samsung: Enable device tree for s5p_goni

Change this board to add a device tree.

This also adds a pinmux header file although it is not used as yet.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/arch/arm/dts/s5pc1xx-goni.dts b/arch/arm/dts/s5pc1xx-goni.dts
new file mode 100644
index 0000000..2e671bb
--- /dev/null
+++ b/arch/arm/dts/s5pc1xx-goni.dts
@@ -0,0 +1,28 @@
+/*
+ * Samsung's S5PC110-based Goni board device tree source
+ *
+ * Copyright (c) 2014 Google, Inc
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+
+#include "skeleton.dtsi"
+
+/ {
+	model = "Samsung Goni based on S5PC110";
+	compatible = "samsung,goni", "samsung,s5pc110";
+
+	aliases {
+		serial2 = "/serial@e2900800";
+		console = "/serial@e2900800";
+	};
+
+	serial@e2900800 {
+		compatible = "samsung,exynos4210-uart";
+		reg = <0xe2900800 0x400>;
+		id = <2>;
+	};
+
+};