src/mainboard/prodrive/atlas/devicetree.cb

chip soc/intel/alderlake

	# 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 "pmc_gpe0_dw0" = "GPP_B"
	register "pmc_gpe0_dw1" = "GPP_D"
	register "pmc_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"

	# SaGv Configuration
	register "sagv" = "CONFIG(ATLAS_ENABLE_SAGV) ? SaGv_Enabled : SaGv_Disabled"

	# Disable S0ix
	register "s0ix_enable" = "0"

	# Display configuration (4 DPs)
	register "ddi_ports_config" = "{
		[DDI_PORT_A] = DDI_ENABLE_HPD | DDI_ENABLE_DDC,
		[DDI_PORT_B] = DDI_ENABLE_HPD | DDI_ENABLE_DDC,
		[DDI_PORT_1] = DDI_ENABLE_HPD | DDI_ENABLE_DDC,
		[DDI_PORT_2] = DDI_ENABLE_HPD | DDI_ENABLE_DDC,
	}"

	# Acoustic settings
	register "acoustic_noise_mitigation" = "1"
	register "slow_slew_rate[VR_DOMAIN_IA]" = "SLEW_FAST_4"
	register "slow_slew_rate[VR_DOMAIN_GT]" = "SLEW_FAST_4"
	register "fast_pkg_c_ramp_disable[VR_DOMAIN_IA]" = "1"
	register "fast_pkg_c_ramp_disable[VR_DOMAIN_GT]" = "1"

	# USB configuration
	register "usb2_ports[0]" = "USB2_PORT_MID(OC0)"
	register "usb2_ports[1]" = "USB2_PORT_MID(OC0)"
	register "usb2_ports[2]" = "USB2_PORT_MID(OC1)"
	register "usb2_ports[3]" = "USB2_PORT_MID(OC1)"
	register "usb2_ports[4]" = "USB2_PORT_MID(OC2)"
	register "usb2_ports[5]" = "USB2_PORT_MID(OC2)"
	register "usb2_ports[6]" = "USB2_PORT_MID(OC3)"
	register "usb2_ports[7]" = "USB2_PORT_MID(OC3)"

	register "usb3_ports[0]" = "USB3_PORT_DEFAULT(OC0)"
	register "usb3_ports[1]" = "USB3_PORT_DEFAULT(OC0)"
	register "usb3_ports[2]" = "USB3_PORT_DEFAULT(OC1)"
	register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC1)"

	register "ibecc.enable" = "CONFIG(ATLAS_ENABLE_IBECC)"
	register "ibecc.mode" = "CONFIG(ATLAS_ENABLE_IBECC) ? IBECC_MODE_ALL : IBECC_MODE_NONE"

	register "sata_salp_support" = "1"

	register "sata_ports_enable" = "{
		[0] = 1,
		[1] = 1,
	}"

	register "sata_ports_dev_slp" = "{
		[0] = 1,
		[1] = 1,
	}"

	register "serial_io_uart_mode" = "{
		[PchSerialIoIndexUART0] = PchSerialIoSkipInit,
		[PchSerialIoIndexUART1] = PchSerialIoPci,
		[PchSerialIoIndexUART2] = PchSerialIoDisabled,
	}"

	# Enable PCH PCIE RP 5, 6, 7, 8, 9 using free running CLK (0x80)
	# Clock source is shared hence marked as free running.
	register "pch_pcie_rp[PCH_RP(5)]" = "{
		.flags = PCIE_RP_CLK_SRC_UNUSED,
	}"
	register "pch_pcie_rp[PCH_RP(6)]" = "{
		.flags = PCIE_RP_CLK_SRC_UNUSED,
	}"
	register "pch_pcie_rp[PCH_RP(7)]" = "{
		.flags = PCIE_RP_CLK_SRC_UNUSED,
	}"
	register "pch_pcie_rp[PCH_RP(8)]" = "{
		.flags = PCIE_RP_CLK_SRC_UNUSED,
	}"
	register "pch_pcie_rp[PCH_RP(9)]" = "{
		.flags = PCIE_RP_CLK_SRC_UNUSED,
	}"
	# Enable PCIe-to-i225 bridge using clk 1
	register "pch_pcie_rp[PCH_RP(10)]" = "{
		.clk_src = 1,
		.flags = PCIE_RP_LTR | PCIE_RP_AER | PCIE_RP_BUILT_IN,
		.pcie_rp_aspm = ASPM_DISABLE,
	}"
	register "pcie_clk_config_flag[0]" = "PCIE_CLK_FREE_RUNNING"

	# Enable CPU PCIE RP 1, 2, 3 using using free running CLK (0x80)
	# Clock source is shared hence marked as free running.
	register "cpu_pcie_rp[CPU_RP(1)]" = "{
		.flags = PCIE_RP_LTR | PCIE_RP_AER | PCIE_RP_CLK_SRC_UNUSED,
	}"
	register "cpu_pcie_rp[CPU_RP(2)]" = "{
		.flags = PCIE_RP_LTR | PCIE_RP_AER | PCIE_RP_CLK_SRC_UNUSED,
	}"
	register "cpu_pcie_rp[CPU_RP(3)]" = "{
		.flags = PCIE_RP_LTR | PCIE_RP_AER | PCIE_RP_CLK_SRC_UNUSED,
	}"

	device domain 0 on
		device ref pcie5_0 on end
		device ref igpu on end
		device ref dtt on end
		device ref pcie4_0 on end
		device ref pcie4_1 on end
		device ref crashlog off end
		device ref ish on end
		device ref ufs on end
		device ref tcss_xhci on end
		device ref xhci on end
		device ref heci1 on end
		device ref sata on end
		device ref pcie_rp5 on end
		device ref pcie_rp6 on end
		device ref pcie_rp7 on end
		device ref pcie_rp8 on end
		device ref pcie_rp9 on end
		device ref pcie_rp10 on end
		device ref uart0 on end
		device ref uart1 on end
		device ref pch_espi on
			chip drivers/pc80/tpm
				device pnp 0c31.0 on end
			end
		end
		device ref p2sb on end
		device ref hda on end
		device ref smbus on end
	end
end