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/devicetree.cb b/src/mainboard/adi/rcc-dff/devicetree.cb
new file mode 100644
index 0000000..1df54d3
--- /dev/null
+++ b/src/mainboard/adi/rcc-dff/devicetree.cb
@@ -0,0 +1,64 @@
+#
+# This file is part of the coreboot project.
+#
+# Copyright (C) 2013 Sage Electronic Engineering, LLC.
+#
+# 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.
+#
+chip northbridge/intel/fsp_rangeley
+
+	device cpu_cluster 0 on
+		chip cpu/intel/socket_rPGA989
+			device lapic 0 on end
+		end
+		chip cpu/intel/fsp_model_406dx
+			# Magic APIC ID to locate this chip
+			device lapic 0xACAC off end
+
+			register "c1_battery" = "3"	# ACPI(C1) = MWAIT(C3)
+			register "c2_battery" = "4"	# ACPI(C2) = MWAIT(C6)
+			register "c3_battery" = "5"	# ACPI(C3) = MWAIT(C7)
+
+			register "c1_acpower" = "3"	# ACPI(C1) = MWAIT(C3)
+			register "c2_acpower" = "4"	# ACPI(C2) = MWAIT(C6)
+			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+		end
+	end
+
+	device domain 0 on
+		device pci 00.0 on end # host bridge
+		device pci 1.0 on end # PCIe Port #1
+		device pci 2.0 on end # PCIe Port #2
+		device pci 3.0 on end # PCIe Port #3
+		device pci 4.0 on end # PCIe Port #4
+		chip southbridge/intel/fsp_rangeley # Rangeley SB
+
+			register "ide_legacy_combined" = "0x0"
+			register "sata_ahci" = "0x1"
+			register "sata_port_map" = "0x0f"
+
+			register "fadt_pm_profile" = "PM_DESKTOP"
+			register "fadt_boot_arch" = "ACPI_FADT_LEGACY_FREE"
+
+			device pci 0b.0 on end # IQIA
+			device pci 0e.0 on end # RAS
+			device pci 13.0 on end # SMBus 1
+			device pci 14.0 on end # GbE 0
+			device pci 14.1 on end # GbE 1
+			device pci 14.2 on end # GbE 2
+			device pci 14.3 on end # GbE 3
+			device pci 16.0 on end # USB EHCI
+			device pci 17.0 on end # SATA 2.0
+			device pci 18.0 on end # SATA 3.0
+			device pci 1f.0 on end # LPC bridge
+			device pci 1f.3 on end # SMBus 0
+		end
+	end
+end