src/mainboard/apple/macbook21/devicetree.cb

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

chip northbridge/intel/i945
	# IGD Displays
	register "gfx" = "GMA_STATIC_DISPLAYS(0)"

	register "gpu_hotplug" = "0x00000220"
	register "gpu_lvds_use_spread_spectrum_clock" = "1"
	register "pwm_freq" = "180"
	register "gpu_panel_power_up_delay" = "250"
	register "gpu_panel_power_backlight_on_delay" = "2380"
	register "gpu_panel_power_down_delay" = "250"
	register "gpu_panel_power_backlight_off_delay" = "2380"
	register "gpu_panel_power_cycle_delay" = "2"

	device cpu_cluster 0 on
		ops i945_cpu_bus_ops
		chip cpu/intel/socket_m
			device lapic 0 on end
		end
	end

	register "pci_mmio_size" = "768"

	device domain 0 on
		ops i945_pci_domain_ops
		device pci 00.0 on # Host bridge
			subsystemid 0x8086 0x7270
		end
		device pci 02.0 on # VGA controller
			subsystemid 0x8086 0x7270
		end
		device pci 02.1 on # display controller
			subsystemid 0x17aa 0x201a
		end
		chip southbridge/intel/i82801gx
			register "pirqa_routing" = "0x0b"
			register "pirqb_routing" = "0x0b"
			register "pirqc_routing" = "0x0b"
			register "pirqd_routing" = "0x0b"
			register "pirqe_routing" = "0x0b"
			register "pirqf_routing" = "0x0b"
			register "pirqg_routing" = "0x0b"
			register "pirqh_routing" = "0x0b"

			# GPI routing
			#  0 No effect (default)
			#  1 SMI# (if corresponding ALT_GPI_SMI_EN bit is also set)
			#  2 SCI (if corresponding GPIO_EN bit is also set)
			register "gpi1_routing" = "2"
			register "gpi7_routing" = "2"

			register "sata_ports_implemented" = "0x04"

			register "gpe0_en" = "0x11000006"
			register "alt_gp_smi_en" = "0x1000"

			register "ide_enable_primary" = "true"
			register "ide_enable_secondary" = "true"

			register "c4onc3_enable" = "1"

			register "c3_latency" = "0x23"
			register "p_cnt_throttling_supported" = "1"

			register "gen1_dec" = "0x000c0681"
			register "gen2_dec" = "0x000c1641"
			register "gen4_dec" = "0x001c0301"

			device pci 1b.0 on # Audio Controller
				subsystemid 0x8384 0x7680
			end
			device pci 1c.0 on end # Ethernet
			device pci 1c.1 on end # Atheros WLAN
			device pci 1c.2 off end # PCIe #3
			device pci 1c.3 off end # PCIe #4
			device pci 1c.4 off end # PCIe #5
			device pci 1c.5 off end # PCIe #6

			device pci 1d.0 on # USB UHCI
				subsystemid 0x8086 0x7270
			end
			device pci 1d.1 on # USB UHCI
				subsystemid 0x8086 0x7270
			end
			device pci 1d.2 on # USB UHCI
				subsystemid 0x8086 0x7270
			end
			device pci 1d.3 on # USB UHCI
				subsystemid 0x8086 0x7270
			end
			device pci 1d.7 on # USB2 EHCI
				subsystemid 0x8086 0x7270
			end
			device pci 1e.0 on end # PCI bridge
			device pci 1e.2 off end # AC'97 Audio
			device pci 1e.3 off end # AC'97 Modem
			device pci 1f.0 on # PCI-LPC bridge
				subsystemid 0x8086 0x7270
			end
			device pci 1f.1 on # IDE
				subsystemid 0x8086 0x7270
			end
			device pci 1f.2 on # SATA
				subsystemid 0x8086 0x7270
			end
			device pci 1f.3 on # SMBUS
				subsystemid 0x8086 0x7270
			end
		end
	end
end