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path: root/src/mainboard/google/samus/devicetree.cb
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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"

	# Enable DDI2 Hotplug with 6ms pulse
	register "gpu_dp_c_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

	register "pirqa_routing" = "0x8b"
	register "pirqb_routing" = "0x8a"
	register "pirqc_routing" = "0x8b"
	register "pirqd_routing" = "0x8b"
	register "pirqe_routing" = "0x80"
	register "pirqf_routing" = "0x80"
	register "pirqg_routing" = "0x80"
	register "pirqh_routing" = "0x80"

	# EC range is 0x800-0x9ff
	register "gen1_dec" = "0x00fc0801"
	register "gen2_dec" = "0x00fc0901"

	# EC_SMI is GPIO34
	register "alt_gp_smi_en" = "0x0004"
	register "gpe0_en_1" = "0x00000000"
	# EC_SCI is GPIO36
	register "gpe0_en_2" = "0x00000010"
	register "gpe0_en_3" = "0x00000000"
	register "gpe0_en_4" = "0x00000000"

	register "sata_port_map" = "0x1"
	register "sata_port0_gen3_tx" = "0x72"
	register "sio_acpi_mode" = "1"

	# Set I2C0 to 1.8V
	register "sio_i2c0_voltage" = "1"

	# Force enable ASPM for PCIe Port 3
	register "pcie_port_force_aspm" = "0x04"
	register "pcie_port_coalesce" = "1"

	# Disable PCIe CLKOUT 1-5 and CLKOUT_XDP
	register "icc_clock_disable" = "0x013b0000"

	# Disable S0ix for now
	register "s0ix_enable" = "0"

	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 on  end # Smart Sound Audio DSP
		device pci 14.0 on  end # USB3 XHCI
		device pci 15.0 on  end # Serial I/O DMA
		device pci 15.1 on  end # I2C0
		device pci 15.2 on  end # I2C1
		device pci 15.3 on  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 off end # High Definition Audio
		device pci 1c.0 off end # PCIe Port #1
		device pci 1c.1 off end # PCIe Port #2
		device pci 1c.2 on  end # PCIe Port #3
		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 1d.0 off end # USB2 EHCI
		device pci 1e.0 off end # PCI bridge
		device pci 1f.0 on
			chip ec/google/chromeec
				# We only have one init function that
				# we need to call to initialize the
				# keyboard part of the EC.
				device pnp ff.1 on # dummy address
				end
			end
		end # LPC bridge
		device pci 1f.2 on  end # SATA Controller
		device pci 1f.3 off end # SMBus
		device pci 1f.6 on  end # Thermal
	end
end