src/mainboard/asus/p5qc/variants/p5q/devicetree.cb

# SPDX-License-Identifier: GPL-2.0-or-later

chip northbridge/intel/x4x		# Northbridge
	device cpu_cluster 0 on
		ops x4x_cpu_bus_ops		# APIC cluster
		chip cpu/intel/socket_LGA775
			device lapic 0 on end
		end
	end
	device domain 0 on
		ops x4x_pci_domain_ops		# PCI domain
		device pci 0.0 on  end		# Host Bridge
		device pci 1.0 on  end		# PEG
		device pci 6.0 off end		# PEG 2
		chip southbridge/intel/i82801jx	# Southbridge
			register "gpe0_en" = "0x40"

			# Enable all six SATA ports.
			register "sata_port_map"	= "0x3f"

			# Enable PCIe ports 0,2,3 as slots.
			register "pcie_slot_implemented"	= "0x31"

			register "gen1_dec" = "0x00000295"
			register "gen2_dec" = "0x001c4701"

			device pci 19.0 off end		# GBE
			device pci 1a.0 on  end		# USB
			device pci 1a.1 on  end		# USB
			device pci 1a.2 on  end		# USB
			device pci 1a.7 on  end		# USB
			device pci 1b.0 on  end		# Audio
			device pci 1c.0 on  end		# PCIe 1: PCIEX1_1 slot
			device pci 1c.1 on  end		# PCIe 2: PCIEX1_2 slot
			device pci 1c.2 off end		# PCIe 3: Unconnected
			device pci 1c.3 off end		# PCIe 4: Unconnected
			device pci 1c.4 on  end		# PCIe 5: Marvell 88SE6121 IDE/SATA controller
			device pci 1c.5 on  end		# PCIe 6: Atheros AR8121 Ethernet NIC
			device pci 1d.0 on  end		# USB
			device pci 1d.1 on  end		# USB
			device pci 1d.2 on  end		# USB
			device pci 1d.7 on  end		# USB
			device pci 1e.0 on  end		# PCI bridge
			device pci 1f.0 on		# LPC bridge
				chip superio/winbond/w83667hg-a	# Super I/O
					device pnp 2e.0 on		# FDC
						# Global registers
						irq 0x2a = 0x00
						irq 0x2c = 0x22
						irq 0x2d = 0x00
						# Floppy
						io 0x60  = 0x3f0
						irq 0xf0 = 0x0e
					end
					device pnp 2e.1 off end		# LPT1
					device pnp 2e.2 on		# COM1
						io 0x60 = 0x3f8
						irq 0x70 = 4
					end
					device pnp 2e.3 off end		# COM2
					device pnp 2e.5 on		# PS/2 keyboard & mouse
						io 0x60 = 0x60
						io 0x62 = 0x64
						irq 0x70 = 1
						irq 0x72 = 12
					end
					device pnp 2e.106 off end	# SPI1
					device pnp 2e.107 off end	# GPIO6
					device pnp 2e.207 off end	# GPIO7
					device pnp 2e.307 on		# GPIO8
						irq 0xe4 = 0xfb
					end
					device pnp 2e.407 off end	# GPIO9
					device pnp 2e.8   off end	# WDT
					device pnp 2e.108 off end	# GPIO1
					device pnp 2e.9   off end	# GPIO2
					device pnp 2e.109 on  end	# GPIO3
					device pnp 2e.209 on		# GPIO4
						irq 0xf0 = 0x7f
						irq 0xfe = 0x07
					end
					device pnp 2e.309 on end	# GPIO5
					device pnp 2e.a   on		# ACPI
						irq 0xe4 = 0x10 # 3VSBSW# enable
						irq 0xe5 = 0x02
						irq 0xf2 = 0xfc
					end
					device pnp 2e.b on		# HW Monitor
						io 0x60 = 0x290
						irq 0x70 = 0
						# IRQ purposefully not assigned to prevent lockups
					end
					device pnp 2e.c on end		# PECI
					device pnp 2e.d on end		# VID_BUSSEL
					device pnp 2e.f on end		# GPIO_PP_OD
				end
			end
			device pci 1f.2 on  end		# SATA
			device pci 1f.3 on  end		# SMbus
			device pci 1f.4 off end
			device pci 1f.5 off end		# SATA (legacy mode)
			device pci 1f.6 off end
		end
	end
end