src/mainboard/google/poppy/variants/nami/devicetree.cb

chip soc/intel/skylake

	# Deep Sx states
	register "deep_s3_enable_ac" = "0"
	register "deep_s3_enable_dc" = "1"
	register "deep_s5_enable_ac" = "1"
	register "deep_s5_enable_dc" = "1"
	register "deep_sx_config" = "DSX_EN_LAN_WAKE_PIN | DSX_DIS_AC_PRESENT_PD"

	# 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 ranges are in 0x800-0x8ff & 0x200-0x20f
	register "gen1_dec" = "0x00fc0801"
	register "gen2_dec" = "0x000c0201"
	# EC memory map range is 0x900-0x9ff
	register "gen3_dec" = "0x00fc0901"

	# Enable S0ix
	register "s0ix_enable" = "1"

	# FSP Configuration
	register "ProbelessTrace" = "0"
	register "EnableLan" = "0"
	register "EnableSata" = "0"
	register "SataSalpSupport" = "0"
	register "SataMode" = "0"
	register "EnableAzalia" = "1"
	register "DspEnable" = "1"
	register "IoBufferOwnership" = "3"
	register "EnableTraceHub" = "0"
	register "XdciEnable" = "0"
	register "SsicPortEnable" = "0"
	register "SmbusEnable" = "1"
	register "Cio2Enable" = "0"
	register "SaImguEnable" = "0"
	register "ScsEmmcEnabled" = "1"
	register "ScsEmmcHs400Enabled" = "1"
	register "ScsSdCardEnabled" = "0"
	register "IshEnable" = "0"
	register "PttSwitch" = "0"
	register "InternalGfx" = "1"
	register "SkipExtGfxScan" = "1"
	register "Device4Enable" = "1"
	register "HeciEnabled" = "0"
	register "FspSkipMpInit" = "1"
	register "SaGv" = "3"
	register "SerialIrqConfigSirqEnable" = "1"
	register "PmConfigSlpS3MinAssert" = "2"        # 50ms
	register "PmConfigSlpS4MinAssert" = "1"        # 1s
	register "PmConfigSlpSusMinAssert" = "1"       # 500ms
	register "PmConfigSlpAMinAssert" = "3"         # 2s
	register "PmTimerDisabled" = "1"

	register "pirqa_routing" = "PCH_IRQ11"
	register "pirqb_routing" = "PCH_IRQ10"
	register "pirqc_routing" = "PCH_IRQ11"
	register "pirqd_routing" = "PCH_IRQ11"
	register "pirqe_routing" = "PCH_IRQ11"
	register "pirqf_routing" = "PCH_IRQ11"
	register "pirqg_routing" = "PCH_IRQ11"
	register "pirqh_routing" = "PCH_IRQ11"

	# VR Settings Configuration for 4 Domains
	#+----------------+-------+-------+-------+-------+
	#| Domain/Setting |  SA   |  IA   | GTUS  |  GTS  |
	#+----------------+-------+-------+-------+-------+
	#| Psi1Threshold  | 20A   | 20A   | 20A   | 20A   |
	#| Psi2Threshold  | 2A    | 2A    | 2A    | 2A    |
	#| Psi3Threshold  | 1A    | 1A    | 1A    | 1A    |
	#| Psi3Enable     | 1     | 1     | 1     | 1     |
	#| Psi4Enable     | 1     | 1     | 1     | 1     |
	#| ImonSlope      | 0     | 0     | 0     | 0     |
	#| ImonOffset     | 0     | 0     | 0     | 0     |
	#| VrVoltageLimit | 1.52V | 1.52V | 1.52V | 1.52V |
	#| AcLoadline     | 11    | 2.4   | 3.1   | 3.1   |
	#| DcLoadline     | 10    | 2.46  | 3.1   | 3.1   |
	#+----------------+-------+-------+-------+-------+
	register "domain_vr_config[VR_SYSTEM_AGENT]" = "{
		.vr_config_enable = 1,
		.psi1threshold = VR_CFG_AMP(20),
		.psi2threshold = VR_CFG_AMP(2),
		.psi3threshold = VR_CFG_AMP(1),
		.psi3enable = 1,
		.psi4enable = 1,
		.imon_slope = 0x0,
		.imon_offset = 0x0,
		.voltage_limit = 1520,
		.ac_loadline = 1100,
		.dc_loadline = 1000,
	}"

	register "domain_vr_config[VR_IA_CORE]" = "{
		.vr_config_enable = 1,
		.psi1threshold = VR_CFG_AMP(20),
		.psi2threshold = VR_CFG_AMP(2),
		.psi3threshold = VR_CFG_AMP(1),
		.psi3enable = 1,
		.psi4enable = 1,
		.imon_slope = 0x0,
		.imon_offset = 0x0,
		.voltage_limit = 1520,
		.ac_loadline = 240,
		.dc_loadline = 246,
	}"

	register "domain_vr_config[VR_GT_UNSLICED]" = "{
		.vr_config_enable = 1,
		.psi1threshold = VR_CFG_AMP(20),
		.psi2threshold = VR_CFG_AMP(2),
		.psi3threshold = VR_CFG_AMP(1),
		.psi3enable = 1,
		.psi4enable = 1,
		.imon_slope = 0x0,
		.imon_offset = 0x0,
		.voltage_limit = 1520,
		.ac_loadline = 310,
		.dc_loadline = 310,
	}"

	register "domain_vr_config[VR_GT_SLICED]" = "{
		.vr_config_enable = 1,
		.psi1threshold = VR_CFG_AMP(20),
		.psi2threshold = VR_CFG_AMP(2),
		.psi3threshold = VR_CFG_AMP(1),
		.psi3enable = 1,
		.psi4enable = 1,
		.imon_slope = 0x0,
		.imon_offset = 0x0,
		.voltage_limit = 1520,
		.ac_loadline = 310,
		.dc_loadline = 310,
	}"

	# Root port 4 (x1)
	#  PcieRpEnable:                 Enable root port
	#  PcieRpClkReqSupport:          Enable CLKREQ#
	#  PcieRpClkReqNumber:           Uses SRCCLKREQ1#
	#  PcieRpClkSrcNumber:           Uses 1
	#  PcieRpAdvancedErrorReporting: Enable Advanced Error Reporting
	#  PcieRpLtrEnable:              Enable Latency Tolerance Reporting Mechanism
	register "PcieRpEnable[3]" = "1"
	register "PcieRpClkReqSupport[3]" = "1"
	register "PcieRpClkReqNumber[3]" = "1"
	register "PcieRpClkSrcNumber[3]" = "1"
	register "PcieRpAdvancedErrorReporting[3]" = "1"
	register "PcieRpLtrEnable[3]" = "1"

	# Root port 5 (x4)
	#  PcieRpEnable:                 Enable root port
	#  PcieRpClkReqSupport:          Enable CLKREQ#
	#  PcieRpClkReqNumber:           Uses SRCCLKREQ3#
	#  PcieRpClkSrcNumber:           Uses 3
	#  PcieRpAdvancedErrorReporting: Enable Advanced Error Reporting
	#  PcieRpLtrEnable:              Enable Latency Tolerance Reporting Mechanism
	register "PcieRpEnable[4]" = "1"
	register "PcieRpClkReqSupport[4]" = "1"
	register "PcieRpClkReqNumber[4]" = "3"
	register "PcieRpClkSrcNumber[4]" = "3"
	register "PcieRpAdvancedErrorReporting[4]" = "1"
	register "PcieRpLtrEnable[4]" = "1"

	# Root port 9 (x2)
	#  PcieRpEnable:                 Enable root port
	#  PcieRpClkReqSupport:          Enable CLKREQ#
	#  PcieRpClkReqNumber:           Uses SRCCLKREQ2#
	#  PcieRpClkSrcNumber:           Uses 2
	#  PcieRpAdvancedErrorReporting: Enable Advanced Error Reporting
	#  PcieRpLtrEnable:              Enable Latency Tolerance Reporting Mechanism
	register "PcieRpEnable[8]" = "1"
	register "PcieRpClkReqSupport[8]" = "1"
	register "PcieRpClkReqNumber[8]" = "2"
	register "PcieRpClkSrcNumber[8]" = "2"
	register "PcieRpAdvancedErrorReporting[8]" = "1"
	register "PcieRpLtrEnable[8]" = "1"

	register "usb2_ports[0]" = "USB2_PORT_LONG(OC0)"	# Type-C Port 0
	register "usb2_ports[1]" = "USB2_PORT_LONG(OC1)"	# Type-C Port 1
	register "usb2_ports[2]" = "USB2_PORT_MID(OC2)"	# Type-A Port
	register "usb2_ports[3]" = "USB2_PORT_MID(OC_SKIP)"	# Card reader
	register "usb2_ports[4]" = "USB2_PORT_MID(OC_SKIP)"	# WiFi
	register "usb2_ports[5]" = "USB2_PORT_MID(OC_SKIP)"	# Rear camera
	register "usb2_ports[6]" = "USB2_PORT_MID(OC_SKIP)"	# Front camera

	register "usb3_ports[0]" = "USB3_PORT_DEFAULT(OC0)"	# Type-C Port 0
	register "usb3_ports[1]" = "USB3_PORT_DEFAULT(OC1)"	# Type-C Port 1
	register "usb3_ports[2]" = "USB3_PORT_DEFAULT(OC2)"	# Type-A Port
	register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC_SKIP)" # Card reader

	# Touchscreen
	register "i2c_voltage[0]" = "I2C_VOLTAGE_3V3"

	# Trackpad
	register "i2c_voltage[1]" = "I2C_VOLTAGE_3V3"

	# Pen
	register "i2c_voltage[2]" = "I2C_VOLTAGE_1V8"

	# Audio
	register "i2c_voltage[3]" = "I2C_VOLTAGE_1V8"

	# Use GSPI0 for cr50 TPM. Early init is required to set up a BAR for TPM
	# communication before memory is up.
	register "gspi[0]" = "{
		 .speed_mhz = 1,
		 .early_init = 1,
	}"

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

	register "speed_shift_enable" = "1"

	register "tcc_offset" = "10"     # TCC of 90C
	register "psys_pmax" = "101"

	# Lock Down
	register "chipset_lockdown" = "CHIPSET_LOCKDOWN_COREBOOT"

	# PCH Trip Temperature in degree C
	register "pch_trip_temp" = "75"

	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
			chip drivers/i2c/generic
				register "hid" = ""ELAN0001""
				register "desc" = ""ELAN Touchscreen""
				register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E7_IRQ)"
				register "probed" = "1"
				register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_B3)"
				register "reset_delay_ms" = "20"
				register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C22)"
				register "enable_delay_ms" = "1"
				register "has_power_resource" = "1"
				device i2c 10 on end
			end
		end # I2C #0
		device pci 15.1 on
			chip drivers/i2c/generic
				register "hid" = ""ELAN0000""
				register "desc" = ""ELAN Touchpad""
				register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E3_IRQ)"
				register "wake" = "GPE0_DW2_16"
				device i2c 15 on end
			end
		end # I2C #1
		device pci 15.2 on
                        chip drivers/i2c/hid
                                register "generic.hid" = ""WCOM005C""
                                register "generic.desc" = ""WCOM Digitizer""
                                register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D1_IRQ)"
				register "generic.probed" = "1"
				register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D3)"
				register "generic.reset_delay_ms" = "20"
				register "generic.has_power_resource" = "1"
				register "generic.disable_gpio_export_in_crs" = "1"
                                register "hid_desc_reg_offset" = "0x1"
                                device i2c 0x9 on end
                        end
		end # I2C #2
		device pci 15.3 on
			chip drivers/generic/max98357a
				register "sdmode_gpio" =  "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_A23)"
				register "sdmode_delay" = "5"
				device generic 0 on end
			end
			chip drivers/i2c/da7219
				register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D9_IRQ)"
				register "btn_cfg" = "50"
				register "mic_det_thr" = "500"
				register "jack_ins_deb" = "20"
				register "jack_det_rate" = ""32ms_64ms""
				register "jack_rem_deb" = "1"
				register "a_d_btn_thr" = "0xa"
				register "d_b_btn_thr" = "0x16"
				register "b_c_btn_thr" = "0x21"
				register "c_mic_btn_thr" = "0x3e"
				register "btn_avg" = "4"
				register "adc_1bit_rpt" = "1"
				register "micbias_lvl" = "2600"
				register "mic_amp_in_sel" = ""diff""
				device i2c 1A on end
			end
		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 off 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 on
			chip drivers/intel/wifi
				register "wake" = "GPE0_DW2_22" # Wake pin = GPP_E22
				device pci 00.0 on end
			end
		end # PCI Express Port 4
		device pci 1c.4 on 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 on  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 on
			chip drivers/spi/acpi
				register "hid" = "ACPI_DT_NAMESPACE_HID"
				register "compat_string" = ""google,cr50""
				register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E0_IRQ)"
				device spi 0 on end
			end
		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 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