powerpc/fsl-booke: Add initial B4860QDS and B4420QDS board device tree

B4860QDS and B4420QDS share same QDS board

* common board features have been added in b4qds.dts
* various board differences are in respective files of B4860 and B4420

Signed-off-by: Shaveta Leekha <shaveta@freescale.com>
Signed-off-by: Minghuan Lian <Minghuan.Lian@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com>
Signed-off-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/boot/dts/b4420qds.dts b/arch/powerpc/boot/dts/b4420qds.dts
new file mode 100644
index 0000000..923156d
--- /dev/null
+++ b/arch/powerpc/boot/dts/b4420qds.dts
@@ -0,0 +1,50 @@
+/*
+ * B4420DS Device Tree Source
+ *
+ * Copyright 2012 Freescale Semiconductor, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of Freescale Semiconductor nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ *
+ * ALTERNATIVELY, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") as published by the Free Software
+ * Foundation, either version 2 of that License or (at your option) any
+ * later version.
+ *
+ * This software is provided by Freescale Semiconductor "as is" and any
+ * express or implied warranties, including, but not limited to, the implied
+ * warranties of merchantability and fitness for a particular purpose are
+ * disclaimed. In no event shall Freescale Semiconductor be liable for any
+ * direct, indirect, incidental, special, exemplary, or consequential damages
+ * (including, but not limited to, procurement of substitute goods or services;
+ * loss of use, data, or profits; or business interruption) however caused and
+ * on any theory of liability, whether in contract, strict liability, or tort
+ * (including negligence or otherwise) arising in any way out of the use of
+ * this software, even if advised of the possibility of such damage.
+ */
+
+/include/ "fsl/b4420si-pre.dtsi"
+/include/ "b4qds.dts"
+
+/ {
+	model = "fsl,B4420QDS";
+	compatible = "fsl,B4420QDS";
+
+	ifc: localbus@ffe124000 {
+		board-control@3,0 {
+			compatible = "fsl,b4420qds-fpga", "fsl,fpga-qixis";
+		};
+	};
+
+};
+
+/include/ "fsl/b4420si-post.dtsi"