diff --git a/src/mainboard/intel/dcp847ske/devicetree.cb b/src/mainboard/intel/dcp847ske/devicetree.cb
index 5400af7..8850436 100644
--- a/src/mainboard/intel/dcp847ske/devicetree.cb
+++ b/src/mainboard/intel/dcp847ske/devicetree.cb
@@ -12,9 +12,9 @@
 	register "gpu_dp_b_hotplug" = "0x06"
 
 	device domain 0 on
-		device pci 00.0 on  end	# Host bridge
-		device pci 01.0 off end	# PCIe Bridge for discrete graphics
-		device pci 02.0 on  end	# Internal graphics VGA controller
+		device ref host_bridge on  end	# Host bridge
+		device ref peg10 off end	# PCIe Bridge for discrete graphics
+		device ref igd on  end	# Internal graphics VGA controller
 
 		chip southbridge/intel/bd82x6x # Intel Series 6 Cougar Point PCH
 			register "sata_port_map" = "0x1"
@@ -23,25 +23,25 @@
 
 			register "gen1_dec" = "0x00fc0a01"	# SuperIO @0xa00-0xaff
 
-			device pci 14.0 off end	# USB xHCI
-			device pci 16.0 on  end	# Management Engine Interface 1
-			device pci 16.1 off end	# Management Engine Interface 2
-			device pci 16.2 off end	# Management Engine IDE-R
-			device pci 16.3 off end	# Management Engine KT
-			device pci 19.0 on  end	# Intel Gigabit Ethernet
-			device pci 1a.0 off end	# USB2 EHCI #2
-			device pci 1b.0 on  end	# HD Audio controller
-			device pci 1c.0 on  end	# PCIe Port #1 (unused)
-			device pci 1c.1 on  end	# PCIe Port #2 (full-length mPCIe/mSATA)
-			device pci 1c.2 on  end	# PCIe Port #3 (half-length mPCIe)
-			device pci 1c.3 off end	# PCIe Port #4
-			device pci 1c.4 off end	# PCIe Port #5
-			device pci 1c.5 off end	# PCIe Port #6
-			device pci 1c.6 off end	# PCIe Port #7
-			device pci 1c.7 off end	# PCIe Port #8
-			device pci 1d.0 on  end	# USB2 EHCI #1
-			device pci 1e.0 off end	# PCI bridge
-			device pci 1f.0 on	# LPC bridge
+			device ref xhci off end	# USB xHCI
+			device ref mei1 on  end	# Management Engine Interface 1
+			device ref mei2 off end	# Management Engine Interface 2
+			device ref me_ide_r off end	# Management Engine IDE-R
+			device ref me_kt off end	# Management Engine KT
+			device ref gbe on  end	# Intel Gigabit Ethernet
+			device ref ehci2 off end	# USB2 EHCI #2
+			device ref hda on  end	# HD Audio controller
+			device ref pcie_rp1 on  end	# PCIe Port #1 (unused)
+			device ref pcie_rp2 on  end	# PCIe Port #2 (full-length mPCIe/mSATA)
+			device ref pcie_rp3 on  end	# PCIe Port #3 (half-length mPCIe)
+			device ref pcie_rp4 off end	# PCIe Port #4
+			device ref pcie_rp5 off end	# PCIe Port #5
+			device ref pcie_rp6 off end	# PCIe Port #6
+			device ref pcie_rp7 off end	# PCIe Port #7
+			device ref pcie_rp8 off end	# PCIe Port #8
+			device ref ehci1 on  end	# USB2 EHCI #1
+			device ref pci_bridge off end	# PCI bridge
+			device ref lpc on	# LPC bridge
 				chip superio/nuvoton/nct6776
 					device pnp 4e.0 off end		# Floppy
 					device pnp 4e.1 off end		# Parallel port
@@ -82,10 +82,10 @@
 					device pnp 4e.17 off end	# GPIOA
 				end
 			end
-			device pci 1f.2 on  end	# SATA Controller 1
-			device pci 1f.3 on  end	# SMBus
-			device pci 1f.5 off end	# SATA Controller 2
-			device pci 1f.6 off end	# Thermal
+			device ref sata1 on  end	# SATA Controller 1
+			device ref smbus on  end	# SMBus
+			device ref sata2 off end	# SATA Controller 2
+			device ref thermal off end	# Thermal
 		end
 	end
 end