Kconfig!

Works on Kontron, qemu, and serengeti. 

Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de>

tested on abuild only. 

Acked-by: Ronald G. Minnich <rminnich@gmail.com>




git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4534 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

16 files changed, 1959 insertions, 0 deletions

diff --git a/src/mainboard/tyan/Kconfig b/src/mainboard/tyan/Kconfig
new file mode 100644
index 0000000000..792d600548
--- /dev/null
+++ b/src/mainboard/tyan/Kconfig
@@ -0,0 +1 @@
+#
diff --git a/src/mainboard/tyan/s1846/devicetree.cb b/src/mainboard/tyan/s1846/devicetree.cb
new file mode 100644
index 0000000000..b938fa3786
--- /dev/null
+++ b/src/mainboard/tyan/s1846/devicetree.cb
@@ -0,0 +1,55 @@
+chip northbridge/intel/i440bx		# Northbridge
+  device apic_cluster 0 on		# APIC cluster
+    chip cpu/intel/slot_2		# CPU (FIXME: It's slot 1, actually)
+      device apic 0 on end		# APIC
+    end
+  end
+  device pci_domain 0 on		# PCI domain
+    device pci 0.0 on end		# Host bridge
+    device pci 1.0 on end		# PCI/AGP bridge
+    chip southbridge/intel/i82371eb	# Southbridge
+      device pci 7.0 on			# ISA bridge
+        chip superio/nsc/pc87309	# Super I/O
+          device pnp 2e.0 on		# Floppy
+            io 0x60 = 0x3f0
+            irq 0x70 = 6
+            drq 0x74 = 2
+          end
+          device pnp 2e.1 on		# Parallel port
+            io 0x60 = 0x378
+            irq 0x70 = 7
+          end
+          device pnp 2e.2 on		# COM2 / IR
+            io 0x60 = 0x2f8
+            irq 0x70 = 3
+          end
+          device pnp 2e.3 on		# COM1
+            io 0x60 = 0x3f8
+            irq 0x70 = 4
+          end
+          device pnp 2e.4 on		# Power management
+          end
+          device pnp 2e.5 on		# PS/2 mouse
+            irq 0x70 = 12
+          end
+          device pnp 2e.6 on		# PS/2 keyboard
+            io 0x60 = 0x60
+            io 0x62 = 0x64
+            irq 0x70 = 1
+          end
+        end
+      end
+      device pci 7.1 on	end		# IDE
+      device pci 7.2 on	end		# USB
+      device pci 7.3 on end		# ACPI
+      register "ide0_enable" = "1"
+      register "ide1_enable" = "1"
+      register "ide_legacy_enable" = "1"
+      # Enable UDMA/33 for higher speed if your IDE device(s) support it.
+      register "ide0_drive0_udma33_enable" = "0"
+      register "ide0_drive1_udma33_enable" = "0"
+      register "ide1_drive0_udma33_enable" = "0"
+      register "ide1_drive1_udma33_enable" = "0"
+    end
+  end
+end
diff --git a/src/mainboard/tyan/s2735/devicetree.cb b/src/mainboard/tyan/s2735/devicetree.cb
new file mode 100644
index 0000000000..d491f6c6eb
--- /dev/null
+++ b/src/mainboard/tyan/s2735/devicetree.cb
@@ -0,0 +1,91 @@
+chip northbridge/intel/e7501
+        device pci_domain 0 on
+		device pci 0.0 on end
+        	device pci 0.1 on end
+        	device pci 2.0 on
+        		chip southbridge/intel/i82870
+        	        	device pci 1c.0 on end
+		                device pci 1d.0 on 
+					chip drivers/pci/onboard
+                                        	device pci 1.0 on end # intel lan
+                                                device pci 1.1 on end
+                                        end
+				end
+        	                device pci 1e.0 on end
+        	                device pci 1f.0 on end
+        		end
+		end
+        	device pci 6.0 on end
+        	chip southbridge/intel/i82801er
+        		device pci 1d.0 on end
+		        device pci 1d.1 on end
+        	        device pci 1d.2 on end
+        	        device pci 1d.3 on end
+		        device pci 1d.7 on end
+		        device pci 1e.0 on 
+                        	chip drivers/pci/onboard
+                                	device pci 1.0 on end # intel lan 10/100
+                                end
+                                chip drivers/pci/onboard
+                                        device pci 2.0 on end # ati 
+                                end
+			end
+		        device pci 1f.0 on
+				chip superio/winbond/w83627hf
+                                	device pnp 2e.0 on #  Floppy
+                                        	io 0x60 = 0x3f0
+                                                irq 0x70 = 6
+                                                drq 0x74 = 2
+                                        end
+	                                device pnp 2e.1 off #  Parallel Port
+                                                io 0x60 = 0x378
+                                                irq 0x70 = 7
+                                        end
+                                        device pnp 2e.2 on #  Com1
+        	                                io 0x60 = 0x3f8
+                                                irq 0x70 = 4
+                                        end
+                                        device pnp 2e.3 on #  Com2
+                                                io 0x60 = 0x2f8
+                                                irq 0x70 = 3
+                                        end
+                                        device pnp 2e.5 on #  Keyboard
+                                                io 0x60 = 0x60
+                                                io 0x62 = 0x64
+                                                irq 0x70 = 1
+                                                irq 0x72 = 12
+                                        end
+                                        device pnp 2e.6 off #  CIR
+                                                io 0x60 = 0x100
+                                        end
+                                        device pnp 2e.7 off #  GAME_MIDI_GIPO1
+                                                io 0x60 = 0x220
+                                                io 0x62 = 0x300
+                                                irq 0x70 = 9
+                                        end                               
+                                        device pnp 2e.8 off end #  GPIO2
+                                        device pnp 2e.9 off end #  GPIO3
+                                        device pnp 2e.a off end #  ACPI
+                                        device pnp 2e.b on #  HW Monitor
+                                                io 0x60 = 0x290
+                                                irq 0x70 = 5
+                                        end
+				end
+		        end
+		        device pci 1f.1 off end
+        	        device pci 1f.2 on end
+        	        device pci 1f.3 on end
+        		device pci 1f.5 off end
+		        device pci 1f.6 off end
+		end # SB
+        end # PCI_DOMAIN
+        device apic_cluster 0 on
+                chip cpu/intel/socket_mPGA604
+                        device apic 0 on end
+                end
+                chip cpu/intel/socket_mPGA604
+                        device apic 6 on end
+                end
+        end
+end
+
diff --git a/src/mainboard/tyan/s2850/devicetree.cb b/src/mainboard/tyan/s2850/devicetree.cb
new file mode 100644
index 0000000000..ebb4fe60f8
--- /dev/null
+++ b/src/mainboard/tyan/s2850/devicetree.cb
@@ -0,0 +1,98 @@
+chip northbridge/amd/amdk8/root_complex
+        device apic_cluster 0 on                        
+                chip cpu/amd/socket_940                
+                        device apic 0 on end                    
+                end                                     
+        end 
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8
+			device pci 18.0 on # LDT0
+				#  devices on link 2, link 2 == LDT 2
+				chip southbridge/amd/amd8111
+					# this "device pci 0.0" is the parent the next one
+					# PCI bridge
+					device pci 0.0 on
+						device pci 0.0 on end
+						device pci 0.1 on end
+						device pci 0.2 off end
+						device pci 1.0 off end
+                                                #chip drivers/ati/ragexl
+						chip drivers/pci/onboard
+                                                        device pci b.0 on end
+							register "rom_address" = "0xfff80000"
+                                                end
+					end
+					device pci 1.0 on
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 on #  Floppy
+                	                 			io 0x60 = 0x3f0
+                	                			irq 0x70 = 6
+                	                			drq 0x74 = 2
+							end
+                	        			device pnp 2e.1 off #  Parallel Port
+                	                 			io 0x60 = 0x378
+                	                			irq 0x70 = 7
+							end
+                	        			device pnp 2e.2 on #  Com1
+                	                 			io 0x60 = 0x3f8
+                	                			irq 0x70 = 4
+							end
+                	        			device pnp 2e.3 off #  Com2
+                	                 			io 0x60 = 0x2f8
+                	                			irq 0x70 = 3
+							end
+                	        			device pnp 2e.5 on #  Keyboard
+                	                 			io 0x60 = 0x60
+                	                 			io 0x62 = 0x64
+                	                			irq 0x70 = 1
+								irq 0x72 = 12
+							end
+                	                               device pnp 2e.6 off #  CIR
+                	                                        io 0x60 = 0x100
+                	                                end
+                	                                device pnp 2e.7 off #  GAME_MIDI_GIPO1
+                	                                        io 0x60 = 0x220
+                	                                        io 0x62 = 0x300
+                	                                        irq 0x70 = 9
+                	                                end  
+                	                                device pnp 2e.8 off end #  GPIO2
+                	                                device pnp 2e.9 off end #  GPIO3
+                	                                device pnp 2e.a off end #  ACPI
+                	                                device pnp 2e.b on #  HW Monitor
+                	                                        io 0x60 = 0x290
+                	                                        irq 0x70 = 5
+                	                                end
+						end
+					end
+					device pci 1.1 on end
+					device pci 1.2 on end
+					device pci 1.3 on 
+                                                chip drivers/generic/generic #dimm 0-0-0
+                                                        device i2c 50 on end
+                                                end
+                                                chip drivers/generic/generic #dimm 0-0-1
+                                                        device i2c 51 on end
+                                                end
+                                                chip drivers/generic/generic #dimm 0-1-0
+                                                        device i2c 52 on end
+                                                end
+                                                chip drivers/generic/generic #dimm 0-1-1
+                                                        device i2c 53 on end
+                                                end
+					end
+					device pci 1.5 on end
+					device pci 1.6 off end
+                                        register "ide0_enable" = "1"
+                                        register "ide1_enable" = "1"
+				end
+			end #  device pci 18.0 
+                	device pci 18.0 on end
+                	device pci 18.0 on end
+			
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end
+	end 
+end
+
diff --git a/src/mainboard/tyan/s2875/devicetree.cb b/src/mainboard/tyan/s2875/devicetree.cb
new file mode 100644
index 0000000000..1b4bb28c38
--- /dev/null
+++ b/src/mainboard/tyan/s2875/devicetree.cb
@@ -0,0 +1,90 @@
+chip northbridge/amd/amdk8/root_complex
+        device apic_cluster 0 on
+                chip cpu/amd/socket_940
+                        device apic 0 on end
+                end
+        end
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8
+			device pci 18.0 on #  northbridge 
+				#  devices on link 0, link 0 == LDT 0
+				chip southbridge/amd/amd8151
+					# the on/off keyword is mandatory
+					device pci 0.0 on end
+					device pci 1.0 on end
+				end
+				chip southbridge/amd/amd8111
+					# this "device pci 0.0" is the parent the next one
+					# PCI bridge
+					device pci 0.0 on
+						device pci 0.0 on end
+						device pci 0.1 on end
+						device pci 0.2 off end
+						device pci 1.0 off end
+                                                chip drivers/pci/onboard
+                                                        device pci 5.0 on end
+                                                        register "rom_address" = "0xfff80000"
+                                                end
+					end
+					device pci 1.0 on
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 on #  Floppy
+								io 0x60 = 0x3f0
+								irq 0x70 = 6
+								drq 0x74 = 2
+							end
+							device pnp 2e.1 off #  Parallel Port
+								io 0x60 = 0x378
+								irq 0x70 = 7
+							end
+							device pnp 2e.2 on #  Com1
+								io 0x60 = 0x3f8
+								irq 0x70 = 4
+							end
+							device pnp 2e.3 off #  Com2
+								io 0x60 = 0x2f8
+								irq 0x70 = 3
+							end
+							device pnp 2e.5 on #  Keyboard
+								io 0x60 = 0x60
+								io 0x62 = 0x64
+								irq 0x70 = 1
+								irq 0x72 = 12
+							end
+							device pnp 2e.6 off #  CIR
+								io 0x60 = 0x100
+							end
+							device pnp 2e.7 off #  GAME_MIDI_GIPO1
+								io 0x60 = 0x220
+								io 0x62 = 0x300
+								irq 0x70 = 9
+							end  
+							device pnp 2e.8 off end #  GPIO2
+							device pnp 2e.9 off end #  GPIO3
+							device pnp 2e.a off end #  ACPI
+							device pnp 2e.b on #  HW Monitor
+								io 0x60 = 0x290
+								irq 0x70 = 5
+							end
+						end
+					end
+					device pci 1.1 on end
+					device pci 1.2 on end
+					device pci 1.3 on end
+					device pci 1.5 on end
+					device pci 1.6 off end
+                                        register "ide0_enable" = "1"
+                                        register "ide1_enable" = "1"
+				end
+			end #  device pci 18.0 
+			
+			device pci 18.0 on end
+			device pci 18.0 on end
+			
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end
+	end 
+end
+
diff --git a/src/mainboard/tyan/s2880/devicetree.cb b/src/mainboard/tyan/s2880/devicetree.cb
new file mode 100644
index 0000000000..9d1e44c974
--- /dev/null
+++ b/src/mainboard/tyan/s2880/devicetree.cb
@@ -0,0 +1,105 @@
+chip northbridge/amd/amdk8/root_complex
+        device apic_cluster 0 on
+                chip cpu/amd/socket_940
+                        device apic 0 on end
+                end
+        end
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8
+			device pci 18.0 on #  northbridge 
+				#  devices on link 0, link 0 == LDT 0
+				chip southbridge/amd/amd8131
+					# the on/off keyword is mandatory
+					device pci 0.0 on
+                                                chip drivers/pci/onboard
+                                                        device pci 9.0 on end #broadcom
+							device pci 9.1 on end 
+                                                end
+#                                                chip drivers/lsi/53c1030
+#                                                        device pci a.0 on end
+#                                                        device pci a.1 on end
+#                                                        register "fw_address" = "0xfff8c000"
+#                                                end
+					end
+					device pci 0.1 on end
+					device pci 1.0 on end
+					device pci 1.1 on end
+				end
+				chip southbridge/amd/amd8111
+					# this "device pci 0.0" is the parent the next one
+					# PCI bridge
+					device pci 0.0 on
+						device pci 0.0 on end
+						device pci 0.1 on end
+						device pci 0.2 off end
+						device pci 1.0 off end
+                                                chip drivers/pci/onboard
+                                                        device pci 5.0 on end #some sata
+                                                end
+                                                chip drivers/pci/onboard
+                                                        device pci 6.0 on end #adti
+                                                        register "rom_address" = "0xfff80000"
+                                                end
+					end
+					device pci 1.0 on
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 on #  Floppy
+                	                 			io 0x60 = 0x3f0
+                	                			irq 0x70 = 6
+                	                			drq 0x74 = 2
+							end
+                	        			device pnp 2e.1 off #  Parallel Port
+                	                 			io 0x60 = 0x378
+                	                			irq 0x70 = 7
+							end
+                	        			device pnp 2e.2 on #  Com1
+                	                 			io 0x60 = 0x3f8
+                	                			irq 0x70 = 4
+							end
+                	        			device pnp 2e.3 off #  Com2
+                	                 			io 0x60 = 0x2f8
+                	                			irq 0x70 = 3
+							end
+                	        			device pnp 2e.5 on #  Keyboard
+                	                 			io 0x60 = 0x60
+                	                 			io 0x62 = 0x64
+                	                			irq 0x70 = 1
+								irq 0x72 = 12
+							end
+                	                                device pnp 2e.6 off #  CIR
+                	                                        io 0x60 = 0x100
+                	                                end
+                	                                device pnp 2e.7 off #  GAME_MIDI_GIPO1
+                	                                        io 0x60 = 0x220
+                	                                        io 0x62 = 0x300
+                	                                        irq 0x70 = 9
+                	                                end  
+                	                                device pnp 2e.8 off end #  GPIO2
+                	                                device pnp 2e.9 off end #  GPIO3
+                	                                device pnp 2e.a off end #  ACPI
+                	                                device pnp 2e.b on #  HW Monitor
+                	                                        io 0x60 = 0x290
+                	                                        irq 0x70 = 5
+                	                                end
+						end
+					end
+					device pci 1.1 on end
+					device pci 1.2 on end
+					device pci 1.3 on end
+					device pci 1.5 off end
+					device pci 1.6 off end
+                                        register "ide0_enable" = "1"
+                                        register "ide1_enable" = "1"
+				end
+			end #  device pci 18.0 
+			
+                	device pci 18.0 on end
+                	device pci 18.0 on end
+			
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end
+	end 
+end
+
diff --git a/src/mainboard/tyan/s2881/devicetree.cb b/src/mainboard/tyan/s2881/devicetree.cb
new file mode 100644
index 0000000000..57673a9bea
--- /dev/null
+++ b/src/mainboard/tyan/s2881/devicetree.cb
@@ -0,0 +1,140 @@
+chip northbridge/amd/amdk8/root_complex
+        device apic_cluster 0 on
+                chip cpu/amd/socket_940
+                        device apic 0 on end
+                end
+        end
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8
+			device pci 18.0 on end # LDT0
+			device pci 18.0 on end # LDT1
+			device pci 18.0 on #  northbridge 
+				#  devices on link 2, link 2 == LDT 2
+				chip southbridge/amd/amd8131
+					# the on/off keyword is mandatory
+					device pci 0.0 on 
+                                                chip drivers/pci/onboard
+                                                        device pci 9.0 on end # Broadcom 5704
+                                                        device pci 9.1 on end
+                                                end
+                                                chip drivers/pci/onboard
+                                                        device pci a.0 on end # Adaptic
+                                                        device pci a.1 on end
+                                                end
+					end
+					device pci 0.1 on end
+					device pci 1.0 on end
+					device pci 1.1 on end
+				end
+				chip southbridge/amd/amd8111
+					# this "device pci 0.0" is the parent the next one
+					# PCI bridge
+					device pci 0.0 on
+						device pci 0.0 on end
+						device pci 0.1 on end
+						device pci 0.2 off end
+						device pci 1.0 off end
+                                                chip drivers/pci/onboard
+                                                        device pci 5.0 on end # SiI
+                                                end
+                                                chip drivers/pci/onboard
+                                                        device pci 6.0 on end
+							register "rom_address" = "0xfff80000"
+                                                end
+					end
+					device pci 1.0 on
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 on #  Floppy
+                	                 			io 0x60 = 0x3f0
+                	                			irq 0x70 = 6
+                	                			drq 0x74 = 2
+							end
+                	        			device pnp 2e.1 off #  Parallel Port
+                	                 			io 0x60 = 0x378
+                	                			irq 0x70 = 7
+							end
+                	        			device pnp 2e.2 on #  Com1
+                	                 			io 0x60 = 0x3f8
+                	                			irq 0x70 = 4
+							end
+                	        			device pnp 2e.3 off #  Com2
+                	                 			io 0x60 = 0x2f8
+                	                			irq 0x70 = 3
+							end
+                	        			device pnp 2e.5 on #  Keyboard
+                	                 			io 0x60 = 0x60
+                	                 			io 0x62 = 0x64
+                	                			irq 0x70 = 1
+								irq 0x72 = 12
+							end
+                	                                device pnp 2e.6 off #  CIR
+                	                                        io 0x60 = 0x100
+                	                                end
+                	                                device pnp 2e.7 off #  GAME_MIDI_GIPO1
+                	                                        io 0x60 = 0x220
+                	                                        io 0x62 = 0x300
+                	                                        irq 0x70 = 9
+                	                                end  
+                	                                device pnp 2e.8 off end #  GPIO2
+                	                                device pnp 2e.9 off end #  GPIO3
+                	                                device pnp 2e.a off end #  ACPI
+                	                                device pnp 2e.b on #  HW Monitor
+                	                                        io 0x60 = 0x290
+                	                                        irq 0x70 = 5
+                	                                end
+						end
+					end
+					device pci 1.1 on end
+					device pci 1.2 on end
+                                        device pci 1.3 on 
+                                                chip drivers/generic/generic #dimm 0-0-0
+                                                        device i2c 50 on end
+                                                end
+                                                chip drivers/generic/generic #dimm 0-0-1
+                                                        device i2c 51 on end
+                                                end     
+                                                chip drivers/generic/generic #dimm 0-1-0
+                                                        device i2c 52 on end
+                                                end
+                                                chip drivers/generic/generic #dimm 0-1-1
+                                                        device i2c 53 on end
+                                                end
+                                                chip drivers/generic/generic #dimm 1-0-0
+                                                        device i2c 54 on end
+                                                end
+                                                chip drivers/generic/generic #dimm 1-0-1
+                                                        device i2c 55 on end
+                                                end
+                                                chip drivers/generic/generic #dimm 1-1-0
+                                                        device i2c 56 on end
+                                                end
+                                                chip drivers/generic/generic #dimm 1-1-1
+                                                        device i2c 57 on end
+                                                end
+                                                chip drivers/i2c/adm1027 # ADT7463A CPU0/1 temp, CPU1 vid, SYS FAN 1/2/3
+                                                        device i2c 2d on end
+                                                end
+                                                chip drivers/generic/generic # Winbond HWM 0x54 CPU0/1 VRM temp, SYSFAN 4,CPU0 vid, CPU0/1 FAN
+                                                        device i2c 2a on end
+                                                end
+                                                chip drivers/generic/generic # Winbond HWM 0x92
+                                                        device i2c 49 on end
+                                                end
+                                                chip drivers/generic/generic # Winbond HWM 0x94
+                                                        device i2c 4a on end
+                                                end
+                                        end # acpi
+					device pci 1.5 off end
+					device pci 1.6 off end
+                                        register "ide0_enable" = "1"
+                                        register "ide1_enable" = "1"
+				end
+			end #  device pci 18.0 
+			
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end
+	end 
+end
+
diff --git a/src/mainboard/tyan/s2882/devicetree.cb b/src/mainboard/tyan/s2882/devicetree.cb
new file mode 100644
index 0000000000..3c18bb6fd2
--- /dev/null
+++ b/src/mainboard/tyan/s2882/devicetree.cb
@@ -0,0 +1,135 @@
+chip northbridge/amd/amdk8/root_complex
+        device apic_cluster 0 on
+                chip cpu/amd/socket_940
+                        device apic 0 on end
+                end
+        end
+
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8
+			device pci 18.0 on #  northbridge 
+				#  devices on link 0, link 0 == LDT 0
+				chip southbridge/amd/amd8131
+					# the on/off keyword is mandatory
+					device pci 0.0 on
+                                                chip drivers/pci/onboard 
+                                                        device pci 6.0 on end # adaptec
+                                                        device pci 6.1 on end
+                                                end 
+                                                chip drivers/pci/onboard
+                                                        device pci 9.0 on end # broadcom 5704
+                                                        device pci 9.1 on end
+                                                end
+					end
+					device pci 0.1 on end
+					device pci 1.0 on end
+					device pci 1.1 on end
+				end
+				chip southbridge/amd/amd8111
+					# this "device pci 0.0" is the parent the next one
+					# PCI bridge
+					device pci 0.0 on
+						device pci 0.0 on end
+						device pci 0.1 on end
+						device pci 0.2 off end
+						device pci 1.0 off end
+                                                chip drivers/pci/onboard  
+                                                        device pci 5.0 on end
+                                                end
+                                        #       chip drivers/ati/ragexl
+                                                chip drivers/pci/onboard
+                                                        device pci 6.0 on end
+                                                        register "rom_address" = "0xfff00000"
+                                                end
+                                                chip drivers/pci/onboard 
+                                                        device pci 8.0 on end #intel 10/100
+                                                end
+					end
+					device pci 1.0 on
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 on #  Floppy
+                	                 			io 0x60 = 0x3f0
+                	                			irq 0x70 = 6
+                	                			drq 0x74 = 2
+							end
+                	        			device pnp 2e.1 off #  Parallel Port
+                	                 			io 0x60 = 0x378
+                	                			irq 0x70 = 7
+							end
+                	        			device pnp 2e.2 on #  Com1
+                	                 			io 0x60 = 0x3f8
+                	                			irq 0x70 = 4
+							end
+                	        			device pnp 2e.3 off #  Com2
+                	                 			io 0x60 = 0x2f8
+                	                			irq 0x70 = 3
+							end
+                	        			device pnp 2e.5 on #  Keyboard
+                	                 			io 0x60 = 0x60
+                	                 			io 0x62 = 0x64
+                	                			irq 0x70 = 1
+								irq 0x72 = 12
+							end
+                	                                device pnp 2e.6 off #  CIR
+                	                                        io 0x60 = 0x100
+                	                                end
+                	                                device pnp 2e.7 off #  GAME_MIDI_GIPO1
+                	                                        io 0x60 = 0x220
+                	                                        io 0x62 = 0x300
+                	                                        irq 0x70 = 9
+                	                                end  
+                	                                device pnp 2e.8 off end #  GPIO2
+                	                                device pnp 2e.9 off end #  GPIO3
+                	                                device pnp 2e.a off end #  ACPI
+                	                                device pnp 2e.b on #  HW Monitor
+                	                                        io 0x60 = 0x290
+                	                                        irq 0x70 = 5
+                	                                end
+						end
+					end
+					device pci 1.1 on end
+					device pci 1.2 on end
+					device pci 1.3 on end
+					device pci 1.3 on 
+#						 chip drivers/generic/generic #dimm 0-0-0
+#							 device i2c 50 on end
+#						 end
+#						 chip drivers/generic/generic #dimm 0-0-1
+#							 device i2c 51 on end
+#						 end	 
+#						 chip drivers/generic/generic #dimm 0-1-0
+#							 device i2c 52 on end
+#						 end
+#						 chip drivers/generic/generic #dimm 0-1-1
+#							 device i2c 53 on end
+#						 end
+#						 chip drivers/generic/generic #dimm 1-0-0
+#							 device i2c 54 on end
+#						 end
+#						 chip drivers/generic/generic #dimm 1-0-1
+#							 device i2c 55 on end
+#						 end
+#						 chip drivers/generic/generic #dimm 1-1-0
+#							 device i2c 56 on end
+#						 end
+#						 chip drivers/generic/generic #dimm 1-1-1
+#							 device i2c 57 on end
+#						 end
+                                        end # acpi
+					device pci 1.5 off end
+					device pci 1.6 off end
+					register "ide0_enable" = "1"
+					register "ide1_enable" = "1"
+				end
+			end #  device pci 18.0 
+			
+                	device pci 18.0 on end
+                	device pci 18.0 on end
+			
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end # NB
+	end #pci_domain
+end
+
diff --git a/src/mainboard/tyan/s2885/devicetree.cb b/src/mainboard/tyan/s2885/devicetree.cb
new file mode 100644
index 0000000000..8a981500f1
--- /dev/null
+++ b/src/mainboard/tyan/s2885/devicetree.cb
@@ -0,0 +1,135 @@
+chip northbridge/amd/amdk8/root_complex
+        device apic_cluster 0 on
+                chip cpu/amd/socket_940
+                        device apic 0 on end
+                end
+        end
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8
+			device pci 18.0 on # LDT0
+				chip southbridge/amd/amd8151
+					# the on/off keyword is mandatory
+					device pci 0.0 on end
+					device pci 1.0 on end
+				end
+			end
+			device pci 18.0 on end # LDT1
+			device pci 18.0 on #  northbridge 
+				#  devices on link 2, link 2 == LDT 2
+				chip southbridge/amd/amd8131
+					# the on/off keyword is mandatory
+					device pci 0.0 on 
+                                                chip drivers/pci/onboard
+                                                        device pci 9.0 on end # broadcom 5703
+                                                end
+					end
+					device pci 0.1 on end
+					device pci 1.0 on end
+					device pci 1.1 on end
+				end
+				chip southbridge/amd/amd8111
+					# this "device pci 0.0" is the parent the next one
+					# PCI bridge
+					device pci 0.0 on
+						device pci 0.0 on end
+						device pci 0.1 on end
+						device pci 0.2 off end
+						device pci 1.0 off end
+                                                chip drivers/pci/onboard
+                                                        device pci b.0 on end # SiI 3114
+                                                end
+					end
+					device pci 1.0 on
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 on #  Floppy
+                	                 			io 0x60 = 0x3f0
+                	                			irq 0x70 = 6
+                	                			drq 0x74 = 2
+							end
+                	        			device pnp 2e.1 off #  Parallel Port
+                	                 			io 0x60 = 0x378
+                	                			irq 0x70 = 7
+							end
+                	        			device pnp 2e.2 on #  Com1
+                	                 			io 0x60 = 0x3f8
+                	                			irq 0x70 = 4
+							end
+                	        			device pnp 2e.3 on #  Com2
+                	                 			io 0x60 = 0x2f8
+                	                			irq 0x70 = 3
+							end
+                	        			device pnp 2e.5 on #  Keyboard
+                	                 			io 0x60 = 0x60
+                	                 			io 0x62 = 0x64
+                	                			irq 0x70 = 1
+								irq 0x72 = 12
+							end
+                	        			device pnp 2e.6 off #  CIR
+								io 0x60 = 0x100
+							end
+                	        			device pnp 2e.7 off #  GAME_MIDI_GIPO1
+								io 0x60 = 0x220
+								io 0x62 = 0x300
+								irq 0x70 = 9
+							end						
+                	        			device pnp 2e.8 off end #  GPIO2
+                	        			device pnp 2e.9 off end #  GPIO3
+                	        			device pnp 2e.a off end #  ACPI
+                	        			device pnp 2e.b on #  HW Monitor
+ 					 			io 0x60 = 0x290
+								irq 0x70 = 5
+                					end
+						end
+					end
+					device pci 1.1 on end
+					device pci 1.2 on end
+					device pci 1.3 on
+                                                chip drivers/generic/generic #dimm 0-0-0
+                                                        device i2c 50 on end
+                                                end              
+                                                chip drivers/generic/generic #dimm 0-0-1
+                                                        device i2c 51 on end
+                                                end     
+                                                chip drivers/generic/generic #dimm 0-1-0
+                                                        device i2c 52 on end
+                                                end             
+                                                chip drivers/generic/generic #dimm 0-1-1
+                                                        device i2c 53 on end
+                                                end              
+                                                chip drivers/generic/generic #dimm 1-0-0
+                                                        device i2c 54 on end
+                                                end     
+                                                chip drivers/generic/generic #dimm 1-0-1
+                                                        device i2c 55 on end
+                                                end
+                                                chip drivers/generic/generic #dimm 1-1-0
+                                                        device i2c 56 on end
+                                                end     
+                                                chip drivers/generic/generic #dimm 1-1-1
+                                                        device i2c 57 on end
+                                                end 
+					end # acpi
+					device pci 1.5 on end
+					device pci 1.6 off end
+                	                register "ide0_enable" = "1"
+                	                register "ide1_enable" = "1"
+				end
+			end #  device pci 18.0 
+			
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end
+
+	end #pci_domain
+
+#        chip drivers/generic/debug 
+#                device pnp 0.0 off end
+#                device pnp 0.1 off end 
+#                device pnp 0.2 off end
+#                device pnp 0.3 off end
+#		device pnp 0.4 off end
+#		device pnp 0.5 on end
+#        end
+end
+
diff --git a/src/mainboard/tyan/s2891/devicetree.cb b/src/mainboard/tyan/s2891/devicetree.cb
new file mode 100644
index 0000000000..6f04732028
--- /dev/null
+++ b/src/mainboard/tyan/s2891/devicetree.cb
@@ -0,0 +1,158 @@
+chip northbridge/amd/amdk8/root_complex
+	device apic_cluster 0 on
+		chip cpu/amd/socket_940
+			device apic 0 on end
+		end
+	end
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8 #mc0
+			device pci 18.0 on #  northbridge
+				#  devices on link 0, link 0 == LDT 0
+				chip southbridge/nvidia/ck804
+					device pci 0.0 on end   # HT
+					device pci 1.0 on # LPC
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 off #  Floppy
+								io 0x60 = 0x3f0
+								irq 0x70 = 6
+								drq 0x74 = 2
+							end
+							device pnp 2e.1 off #  Parallel Port
+								io 0x60 = 0x378
+								irq 0x70 = 7
+							end
+							device pnp 2e.2 on #  Com1
+								io 0x60 = 0x3f8
+								irq 0x70 = 4
+							end
+							device pnp 2e.3 off #  Com2
+								io 0x60 = 0x2f8
+								irq 0x70 = 3
+							end
+							device pnp 2e.5 on #  Keyboard
+								io 0x60 = 0x60
+								io 0x62 = 0x64
+								irq 0x70 = 1
+								irq 0x72 = 12
+							end
+							device pnp 2e.6 off #  CIR
+								io 0x60 = 0x100
+							end
+							device pnp 2e.7 off #  GAME_MIDI_GIPO1
+								io 0x60 = 0x220
+								io 0x62 = 0x300
+								irq 0x70 = 9
+							end
+							device pnp 2e.8 off end #  GPIO2
+							device pnp 2e.9 off end #  GPIO3
+							device pnp 2e.a off end #  ACPI
+							device pnp 2e.b off #  HW Monitor
+								io 0x60 = 0x290
+								irq 0x70 = 5
+							end
+						end
+					end
+					device pci 1.1 on # SM 0
+#						chip drivers/generic/generic #dimm 0-0-0
+#							device i2c 50 on end
+#						end
+#						chip drivers/generic/generic #dimm 0-0-1
+#							device i2c 51 on end
+#						end
+#						chip drivers/generic/generic #dimm 0-1-0
+#							device i2c 52 on end
+#						end
+#						chip drivers/generic/generic #dimm 0-1-1
+#							device i2c 53 on end
+#						end
+#						chip drivers/generic/generic #dimm 1-0-0
+#							device i2c 54 on end
+#						end
+#						chip drivers/generic/generic #dimm 1-0-1
+#							device i2c 55 on end
+#						end
+#						chip drivers/generic/generic #dimm 1-1-0
+#							device i2c 56 on end
+#						end
+#						chip drivers/generic/generic #dimm 1-1-1
+#							device i2c 57 on end
+#						end
+					end # SM
+#					device pci 1.1 on # SM 1
+#						chip drivers/i2c/adm1027 # ADT7463A CPU0 temp, SYS FAN 2/3/4
+#							device i2c 2d on end
+#						end
+#						chip drivers/i2c/adm1027 # ADT7463A CPU1 temp, CPU0/1 FAN , SYS FAN 1/5
+#							device i2c 2e on end
+#						end
+#						chip drivers/generic/generic # Winbond HWM 0x54 CPU0/1 VRM temp, SYSFAN 6/7, SB FAN
+#							device i2c 2a on end
+#						end
+#						chip drivers/generic/generic # Winbond HWM 0x92
+#							device i2c 49 on end
+#						end
+#						chip drivers/generic/generic # Winbond HWM 0x94
+#							device i2c 4a on end
+#						end
+#					end #SM
+					device pci 2.0 on end # USB 1.1
+					device pci 2.1 on end # USB 2
+					device pci 4.0 off end # ACI
+					device pci 4.1 off end # MCI
+					device pci 6.0 on end # IDE
+					device pci 7.0 on end # SATA 1
+					device pci 8.0 on end # SATA 0
+					device pci 9.0 on  # PCI
+					#	chip drivers/ati/ragexl
+						chip drivers/pci/onboard
+							device pci 7.0 on end
+							#register "rom_address" = "0xfff80000" #for 512K
+							register "rom_address" = "0xfff00000" #for 1M
+						end
+					end
+					device pci a.0 off end # NIC
+	       				device pci b.0 off end # PCI E 3
+					device pci c.0 off end # PCI E 2
+					device pci d.0 on end # PCI E 1
+					device pci e.0 on end # PCI E 0
+					register "ide0_enable" = "1"
+					register "ide1_enable" = "1"
+					register "sata0_enable" = "1"
+					register "sata1_enable" = "1"
+				end
+			end #  device pci 18.0
+			device pci 18.0 on end # Link 1
+			device pci 18.0 on
+			#  devices on link 2, link 2 == LDT 2
+				chip southbridge/amd/amd8131
+					# the on/off keyword is mandatory
+					device pci 0.0 on end
+					device pci 0.1 on end
+					device pci 1.0 on
+						chip drivers/pci/onboard
+							device pci 9.0 on end
+							device pci 9.1 on end
+						end
+					end
+					device pci 1.1 on end
+				end
+			end # device pci 18.0
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end #mc0
+
+	end # pci_domain
+
+#	chip drivers/generic/debug
+#		device pnp 0.0 off end # chip name
+#		device pnp 0.1 off end # pci_regs_all
+#		device pnp 0.2 off end # mem
+#		device pnp 0.3 off end # cpuid
+#		device pnp 0.4 off end # smbus_regs_all
+#		device pnp 0.5 off end # dual core msr
+#		device pnp 0.6 off end # cache size
+#		device pnp 0.7 off end # tsc
+#		device pnp 0.8 on  end # hard_reset
+#	end
+end # root_complex
diff --git a/src/mainboard/tyan/s2892/devicetree.cb b/src/mainboard/tyan/s2892/devicetree.cb
new file mode 100644
index 0000000000..b7b13b5a6f
--- /dev/null
+++ b/src/mainboard/tyan/s2892/devicetree.cb
@@ -0,0 +1,158 @@
+chip northbridge/amd/amdk8/root_complex
+	device apic_cluster 0 on
+		chip cpu/amd/socket_940
+			device apic 0 on end
+		end
+	end
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8 #mc0
+			device pci 18.0 on #  northbridge
+				#  devices on link 0, link 0 == LDT 0
+				chip southbridge/nvidia/ck804
+					device pci 0.0 on end   # HT
+					device pci 1.0 on # LPC
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 on #  Floppy
+								io 0x60 = 0x3f0
+								irq 0x70 = 6
+								drq 0x74 = 2
+							end
+							device pnp 2e.1 on #  Parallel Port
+								io 0x60 = 0x378
+								irq 0x70 = 7
+								drq 0x74 = 3
+							end
+							device pnp 2e.2 on #  Com1
+								io 0x60 = 0x3f8
+								irq 0x70 = 4
+							end
+							device pnp 2e.3 off #  Com2
+								io 0x60 = 0x2f8
+								irq 0x70 = 3
+							end
+							device pnp 2e.5 on #  Keyboard
+								io 0x60 = 0x60
+								io 0x62 = 0x64
+								irq 0x70 = 1
+								irq 0x72 = 12
+							end
+							device pnp 2e.6 off #  CIR
+								io 0x60 = 0x100
+							end
+							device pnp 2e.7 off #  GAME_MIDI_GIPO1
+								io 0x60 = 0x220
+								io 0x62 = 0x300
+								irq 0x70 = 9
+							end
+							device pnp 2e.8 off end #  GPIO2
+							device pnp 2e.9 off end #  GPIO3
+							device pnp 2e.a off end #  ACPI
+							device pnp 2e.b on #  HW Monitor
+								io 0x60 = 0x290
+								irq 0x70 = 5
+							end
+						end
+					end
+					device pci 1.1 on # SM 0
+						chip drivers/generic/generic #dimm 0-0-0
+							device i2c 50 on end
+						end
+						chip drivers/generic/generic #dimm 0-0-1
+							device i2c 51 on end
+						end
+						chip drivers/generic/generic #dimm 0-1-0
+							device i2c 52 on end
+						end
+						chip drivers/generic/generic #dimm 0-1-1
+							device i2c 53 on end
+						end
+						chip drivers/generic/generic #dimm 1-0-0
+							device i2c 54 on end
+						end
+						chip drivers/generic/generic #dimm 1-0-1
+							device i2c 55 on end
+						end
+						chip drivers/generic/generic #dimm 1-1-0
+							device i2c 56 on end
+						end
+						chip drivers/generic/generic #dimm 1-1-1
+							device i2c 57 on end
+						end
+					end # SM
+					device pci 1.1 on # SM 1
+						chip drivers/i2c/adm1027 # ADT7463A CPU0 temp, SYS FAN 2/3/4
+							device i2c 2d on end
+						end
+						chip drivers/i2c/adm1027 # ADT7463A CPU1 temp, CPU0/1 FAN , SYS FAN 1/5
+							device i2c 2e on end
+						end
+						chip drivers/generic/generic # Winbond HWM 0x54 CPU0/1 VRM temp, SYSFAN 6/7, SB FAN
+							device i2c 2a on end
+						end
+						chip drivers/generic/generic # Winbond HWM 0x92
+							device i2c 49 on end
+						end
+						chip drivers/generic/generic # Winbond HWM 0x94
+							device i2c 4a on end
+						end
+					end #SM
+					device pci 2.0 on end # USB 1.1
+					device pci 2.1 on end # USB 2
+					device pci 4.0 off end # ACI
+					device pci 4.1 off end # MCI
+					device pci 6.0 on end # IDE
+					device pci 7.0 on end # SATA 1
+					device pci 8.0 on end # SATA 0
+					device pci 9.0 on  # PCI
+					#	chip drivers/ati/ragexl
+						chip drivers/pci/onboard
+							device pci 6.0 on end
+							register "rom_address" = "0xfff80000"
+						end
+						chip drivers/pci/onboard
+							device pci 8.0 on end
+						end
+					end
+					device pci a.0 off end # NIC
+	       				device pci b.0 off end # PCI E 3
+					device pci c.0 off end # PCI E 2
+					device pci d.0 on end # PCI E 1
+					device pci e.0 on end # PCI E 0
+					register "ide0_enable" = "1"
+					register "ide1_enable" = "1"
+					register "sata0_enable" = "1"
+					register "sata1_enable" = "1"
+				end
+			end #  device pci 18.0
+			device pci 18.0 on end # Link 1
+			device pci 18.0 on
+			#  devices on link 2, link 2 == LDT 2
+				chip southbridge/amd/amd8131
+					# the on/off keyword is mandatory
+					device pci 0.0 on end
+					device pci 0.1 on end
+					device pci 1.0 on
+						chip drivers/pci/onboard
+							device pci 9.0 on end # broadcom 5704
+							device pci 9.1 on end
+						end
+					end
+					device pci 1.1 on end
+				end
+			end # device pci 18.0
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end #mc0
+
+	end # pci_domain
+
+#	chip drivers/generic/debug
+#		device pnp 0.0 off end
+#		device pnp 0.1 off end
+#		device pnp 0.2 off end
+#		device pnp 0.3 off end
+#		device pnp 0.4 off end
+#		device pnp 0.5 on end
+#	end
+end # root_complex
diff --git a/src/mainboard/tyan/s2895/devicetree.cb b/src/mainboard/tyan/s2895/devicetree.cb
new file mode 100644
index 0000000000..8ff77ee57e
--- /dev/null
+++ b/src/mainboard/tyan/s2895/devicetree.cb
@@ -0,0 +1,173 @@
+chip northbridge/amd/amdk8/root_complex
+	device apic_cluster 0 on
+		chip cpu/amd/socket_940
+			device apic 0 on end
+		end
+	end
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8 #mc0
+			device pci 18.0 on #  northbridge
+				#  devices on link 0, link 0 == LDT 0
+				chip southbridge/nvidia/ck804
+					device pci 0.0 on end   # HT
+					device pci 1.0 on # LPC
+						chip superio/smsc/lpc47b397
+							device pnp 2e.0 on #  Floppy
+								io 0x60 = 0x3f0
+								irq 0x70 = 6
+								drq 0x74 = 2
+							end
+							device pnp 2e.3 on #  Parallel Port
+								io 0x60 = 0x378
+								irq 0x70 = 7
+								drq 0x74 = 4
+							end
+							device pnp 2e.4 on #  Com1
+								io 0x60 = 0x3f8
+								irq 0x70 = 4
+							end
+							device pnp 2e.5 off #  Com2
+								io 0x60 = 0x2f8
+								irq 0x70 = 3
+							end
+							device pnp 2e.7 on #  Keyboard
+								io 0x60 = 0x60
+								io 0x62 = 0x64
+								irq 0x70 = 1
+								irq 0x72 = 12
+							end
+							device pnp 2e.8 on # HW Monitor
+								io 0x60 = 0x480
+								chip drivers/generic/generic # LM95221 CPU temp
+									device i2c 2b on end
+								end
+								chip drivers/generic/generic # EMCT03
+									device i2c 54 on end
+								end
+							end
+							device	pnp 2e.a on #  RT
+								io 0x60 = 0x400
+							end
+						end
+					end
+					device pci 1.1 on # SM 0
+						chip drivers/generic/generic #dimm 0-0-0
+							device i2c 50 on end
+						end
+						chip drivers/generic/generic #dimm 0-0-1
+							device i2c 51 on end
+						end
+						chip drivers/generic/generic #dimm 0-1-0
+							device i2c 52 on end
+						end
+						chip drivers/generic/generic #dimm 0-1-1
+							device i2c 53 on end
+						end
+						chip drivers/generic/generic #dimm 1-0-0
+							device i2c 54 on end
+						end
+						chip drivers/generic/generic #dimm 1-0-1
+							device i2c 55 on end
+						end
+						chip drivers/generic/generic #dimm 1-1-0
+							device i2c 56 on end
+						end
+						chip drivers/generic/generic #dimm 1-1-1
+							device i2c 57 on end
+						end
+					end # SM
+					device pci 1.1 on # SM 1
+						chip drivers/generic/generic #MAC EEPROM
+							device i2c 51 on end
+						end
+
+					end # SM
+					device pci 2.0 on end # USB 1.1
+					device pci 2.1 on end # USB 2
+					device pci 4.0 on end # ACI
+					device pci 4.1 off end # MCI
+					device pci 6.0 on end # IDE
+					device pci 7.0 on end # SATA 1
+					device pci 8.0 on end # SATA 0
+					device pci 9.0 on end # PCI
+					device pci a.0 on end # NIC
+		       			device pci b.0 off end # PCI E 3
+					device pci c.0 off end # PCI E 2
+					device pci d.0 off end # PCI E 1
+					device pci e.0 on end # PCI E 0
+					register "ide0_enable" = "1"
+					register "ide1_enable" = "1"
+					register "sata0_enable" = "1"
+					register "sata1_enable" = "1"
+#					register "nic_rom_address" = "0xfff80000" # 64k
+#					register "raid_rom_address" = "0xfff90000"
+					register "mac_eeprom_smbus" = "3" # 1: smbus under 2e.8, 2: SM0 3: SM1
+					register "mac_eeprom_addr" = "0x51"
+				end
+			end #  device pci 18.0
+			device pci 18.0 on end # Link 1
+			device pci 18.0 on
+			#  devices on link 2, link 2 == LDT 2
+				chip southbridge/amd/amd8131
+					# the on/off keyword is mandatory
+					device pci 0.0 on end
+					device pci 0.1 on end
+					device pci 1.0 on
+						chip drivers/pci/onboard
+							device pci 6.0 on end # lsi scsi
+							device pci 6.1 on end
+						end
+					end
+					device pci 1.1 on end
+				end
+			end # device pci 18.0
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end #mc0
+
+		chip northbridge/amd/amdk8
+			device pci 19.0 on #  northbridge
+				#  devices on link 0, link 0 == LDT 0
+				chip southbridge/nvidia/ck804
+					device pci 0.0 on end   # HT
+					device pci 1.0 on end   # LPC
+					device pci 1.1 off end # SM
+					device pci 2.0 off end # USB 1.1
+					device pci 2.1 off end # USB 2
+					device pci 4.0 off end # ACI
+					device pci 4.1 off end # MCI
+					device pci 6.0 off end # IDE
+					device pci 7.0 off end # SATA 1
+					device pci 8.0 off end # SATA 0
+					device pci 9.0 off end # PCI
+					device pci a.0 on end # NIC
+					device pci b.0 off end # PCI E 3
+					device pci c.0 off end # PCI E 2
+					device pci d.0 off end # PCI E 1
+					device pci e.0 on end # PCI E 0
+#					register "nic_rom_address" = "0xfff80000" # 64k
+					register "mac_eeprom_smbus" = "3"
+					register "mac_eeprom_addr" = "0x51"
+				end
+			end #  device pci 19.0
+
+			device pci 19.0 on end
+			device pci 19.0 on end
+			device pci 19.1 on end
+			device pci 19.2 on end
+			device pci 19.3 on end
+		end
+	end # PCI domain
+
+#	chip drivers/generic/debug
+#		device pnp 0.0 off end # chip name
+#		device pnp 0.1 off end # pci_regs_all
+#		device pnp 0.2 off end # mem
+#		device pnp 0.3 off end # cpuid
+#		device pnp 0.4 on  end # smbus_regs_all
+#		device pnp 0.5 off end # dual core msr
+#		device pnp 0.6 off end # cache size
+#		device pnp 0.7 off end # tsc
+#	end
+end # root_complex
diff --git a/src/mainboard/tyan/s2912/devicetree.cb b/src/mainboard/tyan/s2912/devicetree.cb
new file mode 100644
index 0000000000..530d06b107
--- /dev/null
+++ b/src/mainboard/tyan/s2912/devicetree.cb
@@ -0,0 +1,150 @@
+chip northbridge/amd/amdk8/root_complex
+	device apic_cluster 0 on
+		chip cpu/amd/socket_F
+			device apic 0 on end
+		end
+	end
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8 #mc0
+			device pci 18.0 on end
+			device pci 18.0 on end
+			device pci 18.0 on
+				#  devices on link 0, link 0 == LDT 0
+				chip southbridge/nvidia/mcp55
+					device pci 0.0 on end   # HT
+					device pci 1.0 on # LPC
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 off #  Floppy
+								io 0x60 = 0x3f0
+								irq 0x70 = 6
+								drq 0x74 = 2
+							end
+							device pnp 2e.1 off #  Parallel Port
+								io 0x60 = 0x378
+								irq 0x70 = 7
+							end
+							device pnp 2e.2 on #  Com1
+								io 0x60 = 0x3f8
+								irq 0x70 = 4
+							end
+							device pnp 2e.3 on #  Com2
+								io 0x60 = 0x2f8
+								irq 0x70 = 3
+							end
+							device pnp 2e.5 on #  Keyboard
+								io 0x60 = 0x60
+								io 0x62 = 0x64
+								irq 0x70 = 1
+								irq 0x72 = 12
+							end
+							device pnp 2e.6 off  # SFI
+								io 0x62 = 0x100
+							end
+							device pnp 2e.7 off #  GPIO_GAME_MIDI
+								io 0x60 = 0x220
+								io 0x62 = 0x300
+								irq 0x70 = 9
+							end
+							device pnp 2e.8 off end #  WDTO_PLED
+							device pnp 2e.9 off end #  GPIO_SUSLED
+							device pnp 2e.a off end #  ACPI
+							device pnp 2e.b on #  HW Monitor
+								io 0x60 = 0x290
+								irq 0x70 = 5
+							end
+						end
+					end
+					device pci 1.1 on # SM 0
+						chip drivers/generic/generic #dimm 0-0-0
+							device i2c 50 on end
+						end
+						chip drivers/generic/generic #dimm 0-0-1
+							device i2c 51 on end
+						end
+						chip drivers/generic/generic #dimm 0-1-0
+							device i2c 52 on end
+						end
+						chip drivers/generic/generic #dimm 0-1-1
+							device i2c 53 on end
+						end
+						chip drivers/generic/generic #dimm 1-0-0
+							device i2c 54 on end
+						end
+						chip drivers/generic/generic #dimm 1-0-1
+							device i2c 55 on end
+						end
+						chip drivers/generic/generic #dimm 1-1-0
+							device i2c 56 on end
+						end
+						chip drivers/generic/generic #dimm 1-1-1
+							device i2c 57 on end
+						end
+					end # SM
+					device pci 1.1 on # SM 1
+#PCI device smbus address will depend on addon pci device, do we need to scan_smbus_bus?
+#						chip drivers/generic/generic #PCIXA Slot1
+#							device i2c 50 on end
+#						end
+#						chip drivers/generic/generic #PCIXB Slot1
+#							device i2c 51 on end
+#						end
+#						chip drivers/generic/generic #PCIXB Slot2
+#							device i2c 52 on end
+#						end
+#						chip drivers/generic/generic #PCI Slot1
+#							device i2c 53 on end
+#						end
+#						chip drivers/generic/generic #Master MCP55 PCI-E
+#							device i2c 54 on end
+#						end
+#						chip drivers/generic/generic #Slave MCP55 PCI-E
+#							device i2c 55 on end
+#						end
+						chip drivers/generic/generic #MAC EEPROM
+							device i2c 51 on end
+						end
+
+					end # SM
+					device pci 2.0 on end # USB 1.1
+					device pci 2.1 on end # USB 2
+					device pci 4.0 on end # IDE
+					device pci 5.0 on end # SATA 0
+					device pci 5.1 on end # SATA 1
+					device pci 5.2 on end # SATA 2
+					device pci 6.0 on end # PCI
+					device pci 6.1 off end # AZA
+					device pci 8.0 on end # NIC
+					device pci 9.0 on end # NIC
+					device pci a.0 on end # PCI E 5
+					device pci b.0 off end # PCI E 4
+					device pci c.0 off end # PCI E 3
+					device pci d.0 on end # PCI E 2
+					device pci e.0 off end # PCI E 1
+					device pci f.0 on end # PCI E 0
+					register "ide0_enable" = "1"
+					register "sata0_enable" = "1"
+					register "sata1_enable" = "1"
+					register "mac_eeprom_smbus" = "3" # 1: smbus under 2e.8, 2: SM0 3: SM1
+					register "mac_eeprom_addr" = "0x51"
+				end
+			end #  device pci 18.0
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end # mc0
+
+	end # PCI domain
+
+#	chip drivers/generic/debug
+#		device pnp 0.0 off end # chip name
+#		device pnp 0.1 on end # pci_regs_all
+#		device pnp 0.2 on end # mem
+#		device pnp 0.3 off end # cpuid
+#		device pnp 0.4 on end # smbus_regs_all
+#		device pnp 0.5 off end # dual core msr
+#		device pnp 0.6 off end # cache size
+#		device pnp 0.7 off end # tsc
+#		device pnp 0.8 off  end # io
+#		device pnp 0.9 off end # io
+#	end
+end #root_complex
diff --git a/src/mainboard/tyan/s2912_fam10/devicetree.cb b/src/mainboard/tyan/s2912_fam10/devicetree.cb
new file mode 100644
index 0000000000..d02b81c2fd
--- /dev/null
+++ b/src/mainboard/tyan/s2912_fam10/devicetree.cb
@@ -0,0 +1,156 @@
+chip northbridge/amd/amdfam10/root_complex
+	device apic_cluster 0 on
+		chip cpu/amd/socket_F_1207
+			device apic 0 on end
+		end
+	end
+	device pci_domain 0 on
+		chip northbridge/amd/amdfam10 #mc0
+			device pci 18.0 on end
+			device pci 18.0 on end
+			device pci 18.0 on
+				#  SB on link 2.0.
+				chip southbridge/nvidia/mcp55
+					device pci 0.0 on end   # HT
+					device pci 1.0 on # LPC
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 off #  Floppy
+								io 0x60 = 0x3f0
+								irq 0x70 = 6
+								drq 0x74 = 2
+							end
+							device pnp 2e.1 off #  Parallel Port
+								io 0x60 = 0x378
+								irq 0x70 = 7
+							end
+							device pnp 2e.2 on #  Com1
+								io 0x60 = 0x3f8
+								irq 0x70 = 4
+							end
+							device pnp 2e.3 on #  Com2
+								io 0x60 = 0x2f8
+								irq 0x70 = 3
+							end
+							device pnp 2e.5 on #  Keyboard
+								io 0x60 = 0x60
+								io 0x62 = 0x64
+								irq 0x70 = 1
+								irq 0x72 = 12
+							end
+							device pnp 2e.6 off  # SFI
+								io 0x62 = 0x100
+							end
+							device pnp 2e.7 off #  GPIO_GAME_MIDI
+								io 0x60 = 0x220
+								io 0x62 = 0x300
+								irq 0x70 = 9
+							end
+							device pnp 2e.8 off end #  WDTO_PLED
+							device pnp 2e.9 off end #  GPIO_SUSLED
+							device pnp 2e.a off end #  ACPI
+							device pnp 2e.b on #  HW Monitor
+								io 0x60 = 0x290
+								irq 0x70 = 5
+							end
+						end
+					end
+					device pci 1.1 on # SM 0
+						chip drivers/generic/generic #dimm 0-0-0
+							device i2c 50 on end
+						end
+						chip drivers/generic/generic #dimm 0-0-1
+							device i2c 51 on end
+						end
+						chip drivers/generic/generic #dimm 0-1-0
+							device i2c 52 on end
+						end
+						chip drivers/generic/generic #dimm 0-1-1
+							device i2c 53 on end
+						end
+						chip drivers/generic/generic #dimm 1-0-0
+							device i2c 54 on end
+						end
+						chip drivers/generic/generic #dimm 1-0-1
+							device i2c 55 on end
+						end
+						chip drivers/generic/generic #dimm 1-1-0
+							device i2c 56 on end
+						end
+						chip drivers/generic/generic #dimm 1-1-1
+							device i2c 57 on end
+						end
+					end # SM
+					device pci 1.1 on # SM 1
+#PCI device smbus address will depend on addon pci device, do we need to scan_smbus_bus?
+#						chip drivers/generic/generic #PCIXA Slot1
+#							device i2c 50 on end
+#						end
+#						chip drivers/generic/generic #PCIXB Slot1
+#							device i2c 51 on end
+#						end
+#						chip drivers/generic/generic #PCIXB Slot2
+#							device i2c 52 on end
+#						end
+#						chip drivers/generic/generic #PCI Slot1
+#							device i2c 53 on end
+#						end
+#						chip drivers/generic/generic #Master MCP55 PCI-E
+#							device i2c 54 on end
+#						end
+#						chip drivers/generic/generic #Slave MCP55 PCI-E
+#							device i2c 55 on end
+#						end
+						chip drivers/generic/generic #MAC EEPROM
+							device i2c 51 on end
+						end
+
+					end # SM
+					device pci 2.0 on end # USB 1.1
+					device pci 2.1 on end # USB 2
+					device pci 4.0 on end # IDE
+					device pci 5.0 on end # SATA 0
+					device pci 5.1 on end # SATA 1
+					device pci 5.2 on end # SATA 2
+					device pci 6.0 on
+						chip drivers/pci/onboard
+							device pci 4.0 on end
+							register "rom_address" = "0xfff00000"
+						end
+					end # PCI
+					device pci 6.1 off end # AZA
+					device pci 8.0 on end # NIC
+					device pci 9.0 on end # NIC
+					device pci a.0 on end # PCI E 5
+					device pci b.0 off end # PCI E 4
+					device pci c.0 off end # PCI E 3
+					device pci d.0 on end # PCI E 2
+					device pci e.0 off end # PCI E 1
+					device pci f.0 on end # PCI E 0
+					register "ide0_enable" = "1"
+					register "sata0_enable" = "1"
+					register "sata1_enable" = "1"
+					register "mac_eeprom_smbus" = "3" # 1: smbus under 2e.8, 2: SM0 3: SM1
+					register "mac_eeprom_addr" = "0x51"
+				end
+			end #  device pci 18.0
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+			device pci 18.4 on end
+		end # mc0
+
+	end # PCI domain
+
+#	chip drivers/generic/debug
+#		device pnp 0.0 off end # chip name
+#		device pnp 0.1 on end # pci_regs_all
+#		device pnp 0.2 on end # mem
+#		device pnp 0.3 off end # cpuid
+#		device pnp 0.4 on end # smbus_regs_all
+#		device pnp 0.5 off end # dual core msr
+#		device pnp 0.6 off end # cache size
+#		device pnp 0.7 off end # tsc
+#		device pnp 0.8 off  end # io
+#		device pnp 0.9 off end # io
+#	end
+end #root_complex
diff --git a/src/mainboard/tyan/s4880/devicetree.cb b/src/mainboard/tyan/s4880/devicetree.cb
new file mode 100644
index 0000000000..7dec1bcd10
--- /dev/null
+++ b/src/mainboard/tyan/s4880/devicetree.cb
@@ -0,0 +1,103 @@
+chip northbridge/amd/amdk8/root_complex
+        device apic_cluster 0 on
+                chip cpu/amd/socket_940
+                        device apic 0 on end
+                end
+        end
+
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8
+			device pci 18.0 on end # LDT0
+			device pci 18.0 on end # LDT1
+			device pci 18.0 on #  northbridge 
+				#  devices on link 2, link 2 == LDT 2
+				chip southbridge/amd/amd8131
+					# the on/off keyword is mandatory
+                                        device pci 0.0 on
+#                                                chip drivers/lsi/53c1030
+#                                                        device pci 4.0 on end
+#                                                        device pci 4.1 on end
+#                                                        register "fw_address" = "0xfff8c000"
+#                                                end
+                                                chip drivers/pci/onboard
+                                                        device pci 9.0 on end
+                                                        device pci 9.1 on end
+                                                end
+					end
+					device pci 0.1 on end
+					device pci 1.0 on end
+					device pci 1.1 on end
+				end
+				chip southbridge/amd/amd8111
+					# this "device pci 0.0" is the parent the next one
+					# PCI bridge
+					device pci 0.0 on
+						device pci 0.0 on end
+						device pci 0.1 on end
+						device pci 0.2 off end
+						device pci 1.0 off end
+                                                chip drivers/pci/onboard
+                                                        device pci 6.0 on end
+                                                        register "rom_address" = "0xfff80000"
+                                                end
+					end
+					device pci 1.0 on
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 on #  Floppy
+                	                 			io 0x60 = 0x3f0
+                	                			irq 0x70 = 6
+                	                			drq 0x74 = 2
+							end
+                	        			device pnp 2e.1 off #  Parallel Port
+                	                 			io 0x60 = 0x378
+                	                			irq 0x70 = 7
+							end
+                	        			device pnp 2e.2 on #  Com1
+                	                 			io 0x60 = 0x3f8
+                	                			irq 0x70 = 4
+							end
+                	        			device pnp 2e.3 off #  Com2
+                	                 			io 0x60 = 0x2f8
+                	                			irq 0x70 = 3
+							end
+                	        			device pnp 2e.5 on #  Keyboard
+                	                 			io 0x60 = 0x60
+                	                 			io 0x62 = 0x64
+                	                			irq 0x70 = 1
+								irq 0x72 = 12
+							end
+                	                                device pnp 2e.6 off #  CIR
+                	                                        io 0x60 = 0x100
+                	                                end
+                	                                device pnp 2e.7 off #  GAME_MIDI_GIPO1
+                	                                        io 0x60 = 0x220
+                	                                        io 0x62 = 0x300
+                	                                        irq 0x70 = 9
+                	                                end  
+                	                                device pnp 2e.8 off end #  GPIO2
+                	                                device pnp 2e.9 off end #  GPIO3
+                	                                device pnp 2e.a off end #  ACPI
+                	                                device pnp 2e.b on #  HW Monitor
+                	                                        io 0x60 = 0x290
+                	                                        irq 0x70 = 5
+                	                                end
+						end
+					end
+					device pci 1.1 on end
+					device pci 1.2 on end
+					device pci 1.3 on end
+					device pci 1.5 off end
+					device pci 1.6 off end
+                                        register "ide0_enable" = "1"
+                                        register "ide1_enable" = "1"
+				end
+			end #  device pci 18.0 
+			
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end
+
+	end #pci_domain
+end
+
diff --git a/src/mainboard/tyan/s4882/devicetree.cb b/src/mainboard/tyan/s4882/devicetree.cb
new file mode 100644
index 0000000000..1524a845c1
--- /dev/null
+++ b/src/mainboard/tyan/s4882/devicetree.cb
@@ -0,0 +1,211 @@
+chip northbridge/amd/amdk8/root_complex
+        device apic_cluster 0 on
+                chip cpu/amd/socket_940
+                        device apic 0 on end
+                end
+        end
+	device pci_domain 0 on
+		chip northbridge/amd/amdk8
+			device pci 18.0 on end # LDT0
+			device pci 18.0 on #  northbridge 
+				#  devices on link 1, link 1 == LDT 1
+				chip southbridge/amd/amd8131
+					# the on/off keyword is mandatory
+					device pci 0.0 on 
+#						chip drivers/lsi/53c1030
+#							device pci 4.0 on end
+#							device pci 4.1 on end
+#							register "fw_address" = "0xfff8c000"
+#						end
+                                                chip drivers/pci/onboard
+                                                        device pci 9.0 on end #Broadcom
+                                                        device pci 9.1 on end
+                                                end 
+					end
+					device pci 0.1 on end
+					device pci 1.0 on end
+					device pci 1.1 on end
+				end
+				chip southbridge/amd/amd8111
+					# this "device pci 0.0" is the parent the next one
+					# PCI bridge
+					device pci 0.0 on
+						device pci 0.0 on end
+						device pci 0.1 on end
+						device pci 0.2 off end
+						device pci 1.0 off end
+                                                #chip drivers/ati/ragexl
+                                                chip drivers/pci/onboard
+                                                        device pci 6.0 on end
+                                                        register "rom_address" = "0xfff80000"
+                                                end
+                                                chip drivers/pci/onboard
+                                                        device pci 5.0 on end #SiI
+                                                end
+					end
+					device pci 1.0 on
+						chip superio/winbond/w83627hf
+							device pnp 2e.0 on #  Floppy
+                	                 			io 0x60 = 0x3f0
+                	                			irq 0x70 = 6
+                	                			drq 0x74 = 2
+							end
+                	        			device pnp 2e.1 off #  Parallel Port
+                	                 			io 0x60 = 0x378
+                	                			irq 0x70 = 7
+							end
+                	        			device pnp 2e.2 on #  Com1
+                	                 			io 0x60 = 0x3f8
+                	                			irq 0x70 = 4
+							end
+                	        			device pnp 2e.3 on #  Com2
+                	                 			io 0x60 = 0x2f8
+                	                			irq 0x70 = 3
+							end
+                	        			device pnp 2e.5 on #  Keyboard
+                	                 			io 0x60 = 0x60
+                	                 			io 0x62 = 0x64
+                	                			irq 0x70 = 1
+								irq 0x72 = 12
+							end
+                	                                device pnp 2e.6 off #  CIR
+                	                                        io 0x60 = 0x100
+                	                                end
+                	                                device pnp 2e.7 off #  GAME_MIDI_GIPO1
+                	                                        io 0x60 = 0x220
+                	                                        io 0x62 = 0x300
+                	                                        irq 0x70 = 9
+                	                                end  
+                	                                device pnp 2e.8 off end #  GPIO2
+                	                                device pnp 2e.9 off end #  GPIO3
+                	                                device pnp 2e.a off end #  ACPI
+                	                                device pnp 2e.b on #  HW Monitor
+                	                                        io 0x60 = 0x290
+                	                                        irq 0x70 = 5
+                	                                end
+						end
+					end
+					device pci 1.1 on end
+					device pci 1.2 on end
+                                        device pci 1.3 on 
+#                                                chip drivers/i2c/i2cmux # pca9556 smbus mux
+#                                                        device i2c 18 on #0 pca9516 2, 1
+#	  					                chip drivers/i2c/lm63 #cpu0 temp
+#                                                                        device i2c 4c on end
+#                                                                end 
+#							end
+#                                                        device i2c 18 on #1 pca9516 1, 1
+#                                                                chip drivers/generic/generic #dimm 1-0-0
+#                                                                        device i2c 50 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 1-0-1
+#                                                                        device i2c 51 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 1-1-0
+#                                                                        device i2c 52 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 1-1-1
+#	                                                                device i2c 53 on end
+#								end
+#                                                        end
+#                                                        device i2c 18 on #2 pca9516 1, 2
+#                                                                chip drivers/generic/generic #dimm 0-0-0
+#                                                                        device i2c 50 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 0-0-1
+#                                                                        device i2c 51 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 0-1-0
+#                                                                        device i2c 52 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 0-1-1
+#                                                                	device i2c 53 on end
+#								end
+#                                                        end
+#                                                        device i2c 18 on #3 pca9516 1, 3
+#                                                                chip drivers/generic/generic #dimm 3-0-0
+#                                                                        device i2c 50 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 3-0-1
+#                                                                        device i2c 51 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 3-1-0
+#                                                                        device i2c 52 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 3-1-1
+#                                                                	device i2c 53 on end
+#								end
+#                                                        end
+#                                                        device i2c 18 on #4 pca9516 1, 4
+#                                                                chip drivers/generic/generic #dimm 2-0-0
+#                                                                        device i2c 50 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 2-0-1
+#                                                                        device i2c 51 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 2-1-0
+#                                                                        device i2c 52 on end
+#                                                                end
+#                                                                chip drivers/generic/generic #dimm 2-1-1
+#                                                                	device i2c 53 on end
+#								end
+#                                                        end
+#                                                        device i2c 18 on #5 pca9516 2, 2
+#                                                                chip drivers/i2c/lm63 #cpu1 temp
+#                                                                       device i2c 4c on end
+#                                                                end
+#                                                        end
+#                                                        device i2c 18 on #6 pca9516 2, 3
+#                                                                chip drivers/i2c/lm63 #cpu2 temp
+#                                                                        device i2c 4c on end
+#                                                                end
+#                                                        end
+#                                                        device i2c 18 on #7 pca9516 2, 4
+#                                                                chip drivers/i2c/lm63 #cpu3 temp
+#                                                                        device i2c 4c on end
+#                                                                end
+#                                                        end
+#                                                end # i2cmux
+#                                                chip drivers/i2c/adm1027 # ADM1027 CPU1 vid and System FAN...
+#                                                        device i2c 2e on end
+#                                                end
+#                                                chip drivers/generic/generic # Winbond HWM 0x54 CPU0 vid 
+#                                                        device i2c 2a on end
+#                                                end
+#                                                chip drivers/generic/generic # Winbond HWM 0x92
+#                                                        device i2c 49 on end
+#                                                end
+#                                                chip drivers/generic/generic # Winbond HWM 0x94
+#                                                        device i2c 4a on end
+#                                                end
+#                                                chip drivers/generic/generic # ??
+#                                                        device i2c 69 on end
+#                                                end
+                                        end # acpi
+					device pci 1.5 off end
+					device pci 1.6 off end
+					register "ide0_enable" = "1"
+                                        register "ide1_enable" = "1"
+				end
+			end #  device pci 18.0 
+			
+                	device pci 18.0 on end
+			
+			device pci 18.1 on end
+			device pci 18.2 on end
+			device pci 18.3 on end
+		end
+
+	end 
+#        chip drivers/generic/debug
+#                device pnp 0.0 off end # chip name
+#                device pnp 0.1 off end # pci_regs_all
+#                device pnp 0.2 off end # mem
+#                device pnp 0.3 on end # cpuid
+#                device pnp 0.4 off end # smbus_regs_all
+#		device pnp 0.5 on end # dual core msr
+#		device pnp 0.6 on end # cache size
+#		device pnp 0.7 on end # tsc
+#        end
+end
+