src/mainboard/lenovo/x131e/devicetree.cb

chip northbridge/intel/sandybridge
	# IGD Displays
	register "gfx.ndid" = "3"
	register "gfx.did" = "{ 0x80000100, 0x80000240, 0x80000410 }"

	register "gpu_dp_d_hotplug" = "0x04"

	# Enable Panel as LVDS and configure power delays
	register "gpu_panel_port_select" = "0"
	register "gpu_panel_power_cycle_delay" = "4"
	register "gpu_panel_power_up_delay" = "100"
	register "gpu_panel_power_down_delay" = "100"
	register "gpu_panel_power_backlight_on_delay" = "3000"
	register "gpu_panel_power_backlight_off_delay" = "2000"
	register "gfx.use_spread_spectrum_clock" = "1"
	register "gfx.link_frequency_270_mhz" = "1"
	register "gpu_cpu_backlight" = "0x1155"
	register "gpu_pch_backlight" = "0x11551155"

	device cpu_cluster 0x0 on
		chip cpu/intel/model_206ax
			# Magic APIC ID to locate this chip
			device lapic 0x0 on end
			device lapic 0xacac off end

			register "c1_acpower" = "1"
			register "c2_acpower" = "3"
			register "c3_acpower" = "5"

			register "c1_battery" = "1"
			register "c2_battery" = "3"
			register "c3_battery" = "5"
		end
	end

	register "pci_mmio_size" = "1024"

	device domain 0x0 on
		subsystemid 0x17aa 0x21fe inherit

		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 pci 04.0 off end # Signal processing controller

		chip southbridge/intel/bd82x6x
			# GPI routing
			register "alt_gp_smi_en" = "0x0000"
			register "gpi6_routing" = "2"
			register "gpi13_routing" = "2"

			# Enable SATA ports
			register "sata_port_map" = "0x1"
			# Set max SATA speed to 6.0 Gb/s
			register "sata_interface_speed_support" = "0x3"

			register "gen1_dec" = "0x007c1611"
			register "gen2_dec" = "0x00040069"
			register "gen3_dec" = "0x000c0701"
			register "gen4_dec" = "0x000c06a1"

			register "xhci_switchable_ports" = "0xf"
			register "superspeed_capable_ports" = "0xf"
			register "xhci_overcurrent_mapping" = "0x00000c03"

			# Enable zero-based linear PCIe root port functions
			register "pcie_port_coalesce" = "1"
			register "c2_latency" = "0x0065"
			register "p_cnt_throttling_supported" = "1"

			register "spi_uvscc" = "0x2005"
			register "spi_lvscc" = "0x2005"

			device pci 14.0 on end # USB 3.0 Controller
			device pci 16.0 off 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 off end # Intel Gigabit Ethernet
			device pci 1a.0 on end # USB2 EHCI #2
			device pci 1b.0 on end # High Definition Audio Audio controller
			device pci 1c.0 on end # PCIe Port #1
			device pci 1c.1 on end # PCIe Port #2 (WLAN card)
			device pci 1c.2 on end # PCIe Port #3 (Card Reader)
			device pci 1c.3 off end # PCIe Port #4
			device pci 1c.4 off end # PCIe Port #5
			device pci 1c.5 on end # PCIe Port #6 (Ethernet controller)
			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 PCI-LPC bridge
				chip drivers/pc80/tpm
					device pnp 0c31.0 on end
				end

				chip ec/lenovo/h8
					device pnp ff.1 on # dummy
						io 0x60 = 0x62
						io 0x62 = 0x66
						io 0x64 = 0x1600
						io 0x66 = 0x1604
					end

					register "config0" = "0xa6"
					register "config1" = "0x04"
					register "config2" = "0xa0"
					register "config3" = "0x62"

					register "has_keyboard_backlight" = "0"

					register "beepmask0" = "0x00"
					register "beepmask1" = "0x87"
					register "has_power_management_beeps" = "0"

					register "event0_enable" = "0xff"
					register "event1_enable" = "0xff"
					register "event2_enable" = "0xff"
					register "event3_enable" = "0xff"
					register "event4_enable" = "0xff"
					register "event5_enable" = "0xff"
					register "event6_enable" = "0xff"
					register "event7_enable" = "0xff"
					register "event8_enable" = "0xff"
					register "event9_enable" = "0xff"
					register "eventa_enable" = "0xff"
					register "eventb_enable" = "0xff"
					register "eventc_enable" = "0xff"
					register "eventd_enable" = "0xff"
					register "evente_enable" = "0xff"
					register "eventf_enable" = "0xff"
				end
			end
			device pci 1f.2 on end # SATA Controller 1
			device pci 1f.3 on # SMBus
				# eeprom, 8 virtual devices, same chip
				chip drivers/i2c/at24rf08c
					device i2c 54 on end
					device i2c 55 on end
					device i2c 56 on end
					device i2c 57 on end
					device i2c 5c on end
					device i2c 5d on end
					device i2c 5e on end
					device i2c 5f on end
				end
			end
			device pci 1f.5 off end # SATA Controller 2
			device pci 1f.6 off end # Thermal
		end
	end
end