src/mainboard/intel/emeraldlake2/devicetree.cb

chip northbridge/intel/sandybridge
	# IGD Displays
	register "gfx" = "GMA_STATIC_DISPLAYS(0)"

	# Enable DisplayPort 1 Hotplug with 6ms pulse
	register "gpu_dp_d_hotplug" = "0x06"

	# Enable DisplayPort 0 Hotplug with 6ms pulse
	register "gpu_dp_c_hotplug" = "0x06"

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


	chip cpu/intel/model_206ax
		device cpu_cluster 0 on end

		register "acpi_c1" = "CPU_ACPI_C3"
		register "acpi_c2" = "CPU_ACPI_C6"
	end

	device domain 0 on
		device ref host_bridge on  end	# host bridge
		device ref igd on  end	# vga controller

		chip southbridge/intel/bd82x6x	# Intel Series 6 Cougar Point PCH
			# GPI routing
			#  0 No effect (default)
			#  1 SMI# (if corresponding ALT_GPI_SMI_EN bit is also set)
			#  2 SCI (if corresponding GPIO_EN bit is also set)
			register "gpi1_routing"  = "1"
			register "gpi14_routing" = "2"
			register "alt_gp_smi_en" = "0x0002"
			register "gpe0_en" = "0x4000"

			register "sata_port_map" = "0x3f"

			register "gen1_dec" = "0x00fc1601"
			# runtime_port registers
			register "gen2_dec" = "0x000c0181"
			# SuperIO range is 0x700-0x73f
			register "gen3_dec" = "0x003c0701"

			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 off end	# Intel Gigabit Ethernet
			device ref ehci2 on  end	# USB2 EHCI #2
			device ref hda on  end	# High Definition Audio
			device ref pcie_rp1 on  end	# PCIe Port #1 (WLAN)
			device ref pcie_rp2 off end	# PCIe Port #2
			device ref pcie_rp3 on  end	# PCIe Port #3 (Debug)
			device ref pcie_rp4 on  end	# PCIe Port #4 (LAN)
			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  end	# LPC bridge
			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 on  end	# Thermal
		end
	end
end