adi/rc-dff: Add Initial implementaion

* Add ADI vendor

Copy Intel Mohon Peak mainboard to ADI vendor. No functional changes,
only string and ifdef names changed.

Change-Id: I25a6d0ec549c79a8ff149d39f72648f625dc36fe
Signed-off-by: Chris Ching <chingcodes@google.com>
Reviewed-on: https://review.coreboot.org/14778
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
diff --git a/src/mainboard/adi/rcc-dff/dsdt.asl b/src/mainboard/adi/rcc-dff/dsdt.asl
new file mode 100644
index 0000000..ec56e26
--- /dev/null
+++ b/src/mainboard/adi/rcc-dff/dsdt.asl
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2011 The ChromiumOS Authors.  All rights reserved.
+ *
+ * This program 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; version 2 of the License.
+ *
+ * This program 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.
+ */
+
+DefinitionBlock(
+	"dsdt.aml",
+	"DSDT",
+	0x02,		// DSDT revision: ACPI v2.0
+	"COREv4",	// OEM id
+	"COREBOOT",	// OEM table id
+	0x20110725	// OEM revision
+)
+{
+	// Include mainboard configuration
+	#include <acpi/mainboard.asl>
+
+	// Include debug methods
+	#include <arch/x86/acpi/debug.asl>
+
+	// Some generic macros
+	#include "acpi/platform.asl"
+
+	// global NVS and variables
+	#include <southbridge/intel/fsp_rangeley/acpi/globalnvs.asl>
+
+	#include "acpi/thermal.asl"
+
+	#include <cpu/intel/fsp_model_406dx/acpi/cpu.asl>
+
+	Scope (\_SB) {
+		Device (PCI0)
+		{
+			#include <northbridge/intel/fsp_rangeley/acpi/rangeley.asl>
+			#include <southbridge/intel/fsp_rangeley/acpi/soc.asl>
+		}
+	}
+
+	/* Chipset specific sleep states */
+	#include <southbridge/intel/fsp_rangeley/acpi/sleepstates.asl>
+}