src/mainboard/purism/librem13/devicetree.cb

chip soc/intel/broadwell

	# Enable eDP Hotplug with 6ms pulse
	register "gpu_dp_d_hotplug" = "0x06"

	# Enable DDI1 Hotplug with 6ms pulse
	register "gpu_dp_b_hotplug" = "0x06"

	# Set backlight PWM values for eDP
	register "gpu_cpu_backlight" = "0x00000200"
	register "gpu_pch_backlight" = "0x04000200"

	# Enable Panel and configure power delays
	register "gpu_panel_port_select" = "1"			# eDP
	register "gpu_panel_power_cycle_delay" = "6"		# 500ms
	register "gpu_panel_power_up_delay" = "2000"		# 200ms
	register "gpu_panel_power_down_delay" = "500"		# 50ms
	register "gpu_panel_power_backlight_on_delay" = "2000"	# 200ms
	register "gpu_panel_power_backlight_off_delay" = "2000"	# 200ms

	# Port 0 is HDD
	# Port 3 is M.2 NGFF
	register "sata_port_map" = "0x9"

	# Port 0 tuning for link stability
	register "sata_port0_gen3_dtle" = "9"
	register "sata_port3_gen3_dtle" = "9"

	device cpu_cluster 0 on
		device lapic 0 on end
	end
	device domain 0 on
		device pci 00.0 on  end # host bridge
		device pci 02.0 on  end # vga controller
		device pci 03.0 on  end # mini-hd audio
		device pci 13.0 off end # Smart Sound Audio DSP
		device pci 14.0 on  end # USB3 XHCI
		device pci 15.0 off end # Serial I/O DMA
		device pci 15.1 off end # I2C0
		device pci 15.2 off end # I2C1
		device pci 15.3 off end # GSPI0
		device pci 15.4 off end # GSPI1
		device pci 15.5 off end # UART0
		device pci 15.6 off end # UART1
		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 17.0 off end # SDIO
		device pci 19.0 off end # GbE
		device pci 1b.0 on  end # High Definition Audio
		device pci 1c.0 on  end # PCIe Port #1
		device pci 1c.1 on  end # PCIe Port #2
		device pci 1c.2 on  end # PCIe Port #3 - LAN
		device pci 1c.3 on  end # PCIe Port #4 - WiFi
		device pci 1c.4 off end # PCIe Port #5
		device pci 1c.5 off end # PCIe Port #6
		device pci 1d.0 off end # USB2 EHCI
		device pci 1e.0 off end # PCI bridge
		device pci 1f.0 on
			chip ec/purism/librem
				device pnp 0c09.0 on end
			end
		end # LPC bridge
		device pci 1f.2 on  end # SATA Controller
		device pci 1f.3 on  end # SMBus
		device pci 1f.6 off end # Thermal
	end
end