src/mainboard/google/lars/devicetree.cb

chip soc/intel/skylake

	# Enable deep Sx states
	register "deep_s5_enable" = "1"
	register "deep_sx_config" = "DSX_EN_LAN_WAKE_PIN"

	# GPE configuration
	# Note that GPE events called out in ASL code rely on this
	# route. i.e. If this route changes then the affected GPE
	# offset bits also need to be changed.
	register "gpe0_dw0" = "GPP_B"
	register "gpe0_dw1" = "GPP_D"
	register "gpe0_dw2" = "GPP_E"

	# EC host command range is in 0x800-0x8ff
	register "gen1_dec" = "0x00fc0801"

	# Enable DPTF
	register "dptf_enable" = "1"

	# FSP Configuration
	register "EnableAzalia" = "1"
	register "DspEnable" = "1"
	register "IoBufferOwnership" = "3"
	register "SmbusEnable" = "1"
	register "ScsEmmcEnabled" = "1"
	register "ScsEmmcHs400Enabled" = "1"
	register "ScsSdCardEnabled" = "0"
	register "InternalGfx" = "1"
	register "SkipExtGfxScan" = "1"
	register "Device4Enable" = "1"
	register "HeciEnabled" = "0"
	register "SaGv" = "3"
	register "FspSkipMpInit" = "1"

	# Enabling SLP_S3#, SLP_S4#, SLP_SUS and SLP_A Stretch
	# SLP_S3 Minimum Assertion Width. Values 0: 60us, 1: 1ms, 2: 50ms, 3: 2s
	register "PmConfigSlpS3MinAssert" = "0x02"

	# SLP_S4 Minimum Assertion Width. Values 0: default, 1: 1s, 2: 2s, 3: 3s, 4: 4s
	register "PmConfigSlpS4MinAssert" = "0x04"

	# SLP_SUS Minimum Assertion Width. Values 0: 0ms, 1: 500ms, 2: 1s, 3: 4s
	register "PmConfigSlpSusMinAssert" = "0x03"

	# SLP_A Minimum Assertion Width. Values 0: 0ms, 1: 4s, 2: 98ms, 3: 2s
	register "PmConfigSlpAMinAssert" = "0x03"

	# Determines if enable Serial IRQ. Values 0: Disabled, 1: Enabled
	register "SerialIrqConfigSirqEnable" = "0x01"

	# VR Settings Configuration for 5 Domains
	#+----------------+-------+-------+-------------+-------------+-------+
	#| Domain/Setting |  SA   |  IA   | Ring Sliced | GT Unsliced |  GT   |
	#+----------------+-------+-------+-------------+-------------+-------+
	#| Psi1Threshold  | 20A   | 20A   | 20A         | 20A         | 20A   |
	#| Psi2Threshold  | 4A    | 5A    | 5A          | 5A          | 5A    |
	#| Psi3Threshold  | 1A    | 1A    | 1A          | 1A          | 1A    |
	#| Psi3Enable     | 1     | 1     | 1           | 1           | 1     |
	#| Psi4Enable     | 1     | 1     | 1           | 1           | 1     |
	#| ImonSlope      | 0     | 0     | 0           | 0           | 0     |
	#| ImonOffset     | 0     | 0     | 0           | 0           | 0     |
	#| IccMax         | 7A    | 34A   | 34A         | 35A         | 35A   |
	#| VrVoltageLimit | 1.52V | 1.52V | 1.52V       | 1.52V       | 1.52V |
	#+----------------+-------+-------+-------------+-------------+-------+
	register "domain_vr_config[VR_SYSTEM_AGENT]" = "{
		.vr_config_enable = 1, \
		.psi1threshold = 0x50, \
		.psi2threshold = 0x10, \
		.psi3threshold = 0x4, \
		.psi3enable = 1, \
		.psi4enable = 1, \
		.imon_slope = 0x0, \
		.imon_offset = 0x0, \
		.icc_max = 0x1C, \
		.voltage_limit = 0x5F0 \
	}"

	register "domain_vr_config[VR_IA_CORE]" = "{
		.vr_config_enable = 1, \
		.psi1threshold = 0x50, \
		.psi2threshold = 0x14, \
		.psi3threshold = 0x4, \
		.psi3enable = 1, \
		.psi4enable = 1, \
		.imon_slope = 0x0, \
		.imon_offset = 0x0, \
		.icc_max = 0x88, \
		.voltage_limit = 0x5F0 \
	}"
	register "domain_vr_config[VR_RING]" = "{
		.vr_config_enable = 1, \
		.psi1threshold = 0x50, \
		.psi2threshold = 0x14, \
		.psi3threshold = 0x4, \
		.psi3enable = 1, \
		.psi4enable = 1, \
		.imon_slope = 0x0, \
		.imon_offset = 0x0, \
		.icc_max = 0x88, \
		.voltage_limit = 0x5F0, \
	}"

	register "domain_vr_config[VR_GT_UNSLICED]" = "{
		.vr_config_enable = 1, \
		.psi1threshold = 0x50, \
		.psi2threshold = 0x14, \
		.psi3threshold = 0x4, \
		.psi3enable = 1, \
		.psi4enable = 1, \
		.imon_slope = 0x0, \
		.imon_offset = 0x0, \
		.icc_max = 0x8C ,\
		.voltage_limit = 0x5F0 \
	}"

	register "domain_vr_config[VR_GT_SLICED]" = "{
		.vr_config_enable = 1, \
		.psi1threshold = 0x50, \
		.psi2threshold = 0x14, \
		.psi3threshold = 0x4, \
		.psi3enable = 1, \
		.psi4enable = 1, \
		.imon_slope = 0x0, \
		.imon_offset = 0x0, \
		.icc_max = 0x8C, \
		.voltage_limit = 0x5F0 \
	}"

	# Enable Root port 1.
	register "PcieRpEnable[0]" = "1"
	# Enable CLKREQ#
	register "PcieRpClkReqSupport[0]" = "1"
	# RP 1 uses SRCCLKREQ1#
	register "PcieRpClkReqNumber[0]" = "1"

	register "usb2_ports[0]" = "USB2_PORT_TYPE_C"  # Type-C Port 1
	register "usb2_ports[1]" = "USB2_PORT_FLEX"    # Camera
	register "usb2_ports[2]" = "USB2_PORT_MID"     # Bluetooth
	register "usb2_ports[4]" = "USB2_PORT_MID"     # Type-A Port (card)
	register "usb2_ports[5]" = "USB2_PORT_MID"     # SD
	register "usb2_ports[8]" = "USB2_PORT_LONG"    # Type-A Port (board)

	register "usb3_ports[0]" = "USB3_PORT_DEFAULT" # Type-C Port 1
	register "usb3_ports[1]" = "USB3_PORT_DEFAULT" # SD
	register "usb3_ports[2]" = "USB3_PORT_DEFAULT" # Type-A Port (card)
	register "usb3_ports[3]" = "USB3_PORT_DEFAULT" # Type-A Port (board)

	# Must leave UART0 enabled or SD/eMMC will not work as PCI
	register "SerialIoDevMode" = "{ \
		[PchSerialIoIndexI2C0]  = PchSerialIoPci, \
		[PchSerialIoIndexI2C1]  = PchSerialIoPci, \
		[PchSerialIoIndexI2C2]  = PchSerialIoDisabled, \
		[PchSerialIoIndexI2C3]  = PchSerialIoDisabled, \
		[PchSerialIoIndexI2C4]  = PchSerialIoPci, \
		[PchSerialIoIndexI2C5]  = PchSerialIoDisabled, \
		[PchSerialIoIndexSpi0]  = PchSerialIoDisabled, \
		[PchSerialIoIndexSpi1]  = PchSerialIoDisabled, \
		[PchSerialIoIndexUart0] = PchSerialIoPci, \
		[PchSerialIoIndexUart1] = PchSerialIoDisabled, \
		[PchSerialIoIndexUart2] = PchSerialIoSkipInit, \
	}"

	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 # Integrated Graphics Device
		device pci 14.0 on  end # USB xHCI
		device pci 14.1 off end # USB xDCI (OTG)
		device pci 14.2 on  end # Thermal Subsystem
		device pci 15.0 on  end # I2C #0
		device pci 15.1 on  end # I2C #1
		device pci 15.2 off end # I2C #2
		device pci 15.3 off end # I2C #3
		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 Redirection
		device pci 16.4 off end # Management Engine Interface 3
		device pci 17.0 off end # SATA
		device pci 19.0 on  end # UART #2
		device pci 19.1 off end # I2C #5
		device pci 19.2 on  end # I2C #4
		device pci 1c.0 on  end # PCI Express Port 1
		device pci 1c.1 off end # PCI Express Port 2
		device pci 1c.2 off end # PCI Express Port 3
		device pci 1c.3 off end # PCI Express Port 4
		device pci 1c.4 off end # PCI Express Port 5
		device pci 1c.5 off end # PCI Express Port 6
		device pci 1c.6 off end # PCI Express Port 7
		device pci 1c.7 off end # PCI Express Port 8
		device pci 1d.0 off end # PCI Express Port 9
		device pci 1d.1 off end # PCI Express Port 10
		device pci 1d.2 off end # PCI Express Port 11
		device pci 1d.3 off end # PCI Express Port 12
		device pci 1e.0 on  end # UART #0
		device pci 1e.1 off end # UART #1
		device pci 1e.2 off end # GSPI #0
		device pci 1e.3 off end # GSPI #1
		device pci 1e.4 on  end # eMMC
		device pci 1e.5 off end # SDIO
		device pci 1e.6 off  end # SDCard
		device pci 1f.0 on
			chip drivers/pc80/tpm
				device pnp 0c31.0 on end
			end
			chip ec/google/chromeec
				device pnp 0c09.0 on end
			end
		end # LPC Interface
		device pci 1f.1 on  end # P2SB
		device pci 1f.2 on  end # Power Management Controller
		device pci 1f.3 on  end # Intel HDA
		device pci 1f.4 on  end # SMBus
		device pci 1f.5 on  end # PCH SPI
		device pci 1f.6 off end # GbE
	end
end