src/mainboard/intel/saddlebrook/devicetree.cb

## SPDX-License-Identifier: GPL-2.0-only

chip soc/intel/skylake

	register "deep_s5_enable_ac" = "0"
	register "deep_s5_enable_dc" = "0"
	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"

	# FSP Configuration
	register "DspEnable" = "1"
	register "IoBufferOwnership" = "3"
	register "ScsEmmcHs400Enabled" = "0"
	register "SkipExtGfxScan" = "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"

	register "serirq_mode" = "SERIRQ_CONTINUOUS"

	# VR Settings Configuration for 4 Domains
	#+----------------+-----------+-----------+-------------+----------+
	#| Domain/Setting |     SA    |    IA     | GT Unsliced |    GT    |
	#+----------------+-----------+-----------+-------------+----------+
	#| Psi1Threshold  | 20A       | 20A       | 20A         | 20A      |
	#| Psi2Threshold  | 4A        | 5A        | 5A          | 5A       |
	#| 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        |
	#| IccMax         | 7A        | 34A       | 35A         | 35A      |
	#| VrVoltageLimit | 1.52V     | 1.52V     | 1.52V       | 1.52V    |
	#+----------------+-----------+-----------+-------------+----------+
	register "domain_vr_config[VR_SYSTEM_AGENT]" = "{
		.vr_config_enable = 1,
		.psi1threshold = VR_CFG_AMP(20),
		.psi2threshold = VR_CFG_AMP(4),
		.psi3threshold = VR_CFG_AMP(1),
		.psi3enable = 1,
		.psi4enable = 1,
		.imon_slope = 0x0,
		.imon_offset = 0x0,
		.icc_max = VR_CFG_AMP(7),
		.voltage_limit = 1520,
	}"

	register "domain_vr_config[VR_IA_CORE]" = "{
		.vr_config_enable = 1,
		.psi1threshold = VR_CFG_AMP(20),
		.psi2threshold = VR_CFG_AMP(5),
		.psi3threshold = VR_CFG_AMP(1),
		.psi3enable = 1,
		.psi4enable = 1,
		.imon_slope = 0x0,
		.imon_offset = 0x0,
		.icc_max = VR_CFG_AMP(34),
		.voltage_limit = 1520,
	}"

	register "domain_vr_config[VR_GT_UNSLICED]" = "{
		.vr_config_enable = 1,
		.psi1threshold = VR_CFG_AMP(20),
		.psi2threshold = VR_CFG_AMP(5),
		.psi3threshold = VR_CFG_AMP(1),
		.psi3enable = 1,
		.psi4enable = 1,
		.imon_slope = 0x0,
		.imon_offset = 0x0,
		.icc_max = VR_CFG_AMP(35),
		.voltage_limit = 1520,
	}"

	register "domain_vr_config[VR_GT_SLICED]" = "{
		.vr_config_enable = 1,
		.psi1threshold = VR_CFG_AMP(20),
		.psi2threshold = VR_CFG_AMP(5),
		.psi3threshold = VR_CFG_AMP(1),
		.psi3enable = 1,
		.psi4enable = 1,
		.imon_slope = 0x0,
		.imon_offset = 0x0,
		.icc_max = VR_CFG_AMP(35),
		.voltage_limit = 1520,
	}"

	# Enable x1 slot
	register "PcieRpEnable[7]" = "1"
	register "PcieRpClkReqSupport[7]" = "1"
	register "PcieRpClkReqNumber[7]" = "3" #uses SRCCLKREQ3

	# Enable x4 slot
	register "PcieRpEnable[8]" = "1"
	register "PcieRpClkReqSupport[8]" = "1"
	register "PcieRpClkReqNumber[8]" = "4" #uses SRCCLKREQ4

	# Enable Root port 6 and 13.
	register "PcieRpEnable[5]" = "1"
	register "PcieRpEnable[12]" = "1"

	# Enable CLKREQ#
	register "PcieRpClkReqSupport[5]" = "1"
	register "PcieRpClkReqSupport[12]" = "1"

	# RP 6 uses SRCCLKREQ1# while RP `3 uses SRCCLKREQ2#
	register "PcieRpClkReqNumber[5]" = "0"
	register "PcieRpClkReqNumber[12]" = "1"

	# USB related
	register "SsicPortEnable" = "1"

	register "usb2_ports" = "{
		[0] = USB2_PORT_MID(OC_SKIP),	/* OTG */
		[1] = USB2_PORT_MID(OC3),	/* Touch Pad */
		[2] = USB2_PORT_MID(OC_SKIP),	/* M.2 BT */
		[3] = USB2_PORT_MID(OC_SKIP),	/* Touch Panel */
		[4] = USB2_PORT_MID(OC_SKIP),	/* M.2 WWAN */
		[5] = USB2_PORT_MID(OC0),	/* Front Panel */
		[6] = USB2_PORT_MID(OC0),	/* Front Panel */
		[7] = USB2_PORT_MID(OC2),	/* Stacked conn (lan + usb) */
		[8] = USB2_PORT_MID(OC2),	/* Stacked conn (lan + usb) */
		[9] = USB2_PORT_MID(OC1),	/* LAN MAGJACK */
		[10] = USB2_PORT_MID(OC1),	/* LAN MAGJACK */
		[11] = USB2_PORT_MID(OC_SKIP),	/* Finger print sensor */
		[12] = USB2_PORT_MID(OC4),	/* USB 2 stack conn */
		[13] = USB2_PORT_MID(OC4),	/* USB 2 stack conn */
	}"

	register "usb3_ports" = "{
		[0] = USB3_PORT_DEFAULT(OC5),		/* OTG */
		[1] = USB3_PORT_DEFAULT(OC_SKIP),	/* M.2 WWAN */
		[2] = USB3_PORT_DEFAULT(OC3),		/* Flex */
		[3] = USB3_PORT_DEFAULT(OC_SKIP),	/* IVCAM */
		[4] = USB3_PORT_DEFAULT(OC1),		/* LAN MAGJACK */
		[5] = USB3_PORT_DEFAULT(OC0),		/* Front Panel */
		[6] = USB3_PORT_DEFAULT(OC0),		/* Front Panel */
		[7] = USB3_PORT_DEFAULT(OC2),		/* Stack Conn */
		[8] = USB3_PORT_DEFAULT(OC2),		/* Stack Conn */
		[9] = USB3_PORT_DEFAULT(OC1),		/* LAN MAGJACK */
	}"

	register "i2c_voltage[4]" = "I2C_VOLTAGE_1V8"  # I2C4 is 1.8V

	# Must leave UART0 enabled or SD/eMMC will not work as PCI

	register "SataSalpSupport" = "1"
	register "SataPortsEnable" = "{
		[0] = 1,
		[1] = 1,
		[2] = 1,
		[3] = 1,
		[4] = 1,
		[5] = 1,
		[6] = 1,
		[7] = 1,
	}"
	register "SerialIoDevMode" = "{
		[PchSerialIoIndexI2C0]	= PchSerialIoPci,
		[PchSerialIoIndexI2C1]	= PchSerialIoPci,
		[PchSerialIoIndexI2C2]	= PchSerialIoPci,
		[PchSerialIoIndexI2C3]	= PchSerialIoPci,
		[PchSerialIoIndexI2C4]	= PchSerialIoPci,
		[PchSerialIoIndexI2C5]	= PchSerialIoPci,
		[PchSerialIoIndexSpi0]	= PchSerialIoPci,
		[PchSerialIoIndexSpi1]	= PchSerialIoPci,
		[PchSerialIoIndexUart0]	= PchSerialIoPci,
		[PchSerialIoIndexUart1]	= PchSerialIoPci,
		[PchSerialIoIndexUart2]	= PchSerialIoSkipInit,
	}"

	# PL2 override 25W
	register "power_limits_config" = "{
		.tdp_pl2_override = 25,
	}"

	# Send an extra VR mailbox command for the PS4 exit issue
	register "SendVrMbxCmd" = "2"

	# Use default SD card detect GPIO configuration
	#register "sdcard_cd_gpio" = "GPP_A7"

	device cpu_cluster 0 on end
	device domain 0 on
		device pci 00.0 on  end # Host Bridge
		device pci 02.0 on  end # Integrated Graphics Device
		device pci 04.0 off end # SA thermal subsystem
		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 on  end # I2C #2
		device pci 15.3 on  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 on end # SATA
		device pci 19.0 on  end # UART #2
		device pci 19.1 on  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 on  end # UART #1
		device pci 1e.2 on  end # GSPI #0
		device pci 1e.3 on  end # GSPI #1
		device pci 1e.4 off  end # eMMC
		device pci 1e.5 off  end # SDIO
		device pci 1e.6 off  end # SDCard
		device pci 1f.0 on
		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 on end # GbE
	end
end