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chip northbridge/intel/sandybridge
# Enable DisplayPort Hotplug with 6ms pulse
register "gpu_dp_b_hotplug" = "4"
register "gpu_dp_c_hotplug" = "4"
register "gpu_dp_d_hotplug" = "4"
# Enable Panel as eDP and configure power delays
register "gpu_panel_port_select" = "PANEL_PORT_DP_A"
register "gpu_panel_power_up_delay" = "2000" # 200ms
register "gpu_panel_power_down_delay" = "500" # 50ms
register "gpu_panel_power_backlight_on_delay" = "1" # 0.1ms
register "gpu_panel_power_backlight_off_delay" = "1" # 0.1ms
register "gpu_cpu_backlight" = "0x03d2"
device domain 0 on
subsystemid 0x17aa 0x2208 inherit
device pci 01.0 off end # PCIe Bridge for discrete graphics
chip southbridge/intel/bd82x6x # Intel Series 7 Panther Point PCH
# Enable SATA ports 0 (HDD bay) & 1 (WWAN M.2 SATA) & 4 (dock)
register "sata_port_map" = "0x13"
# T431s has no Express Card slot.
register "pcie_hotplug_map" = "{ 0, 0, 0, 0, 0, 0, 0, 0 }"
device pci 1c.0 on # PCIe Port #1
chip drivers/ricoh/rce822 # Ricoh cardreader
register "disable_mask" = "0x87"
register "sdwppol" = "0"
device pci 00.0 on end # Ricoh SD card reader
end
end
device pci 1c.2 off end # PCIe Port #3
device pci 1f.0 on
chip ec/lenovo/h8
device pnp ff.2 on end # dummy
register "config0" = "0xa6"
register "config1" = "0x09"
register "config3" = "0xc0"
register "evente_enable" = "0x1d"
# T431s only has BT on wlan card
register "has_bdc_detection" = "0"
end
end # LPC Controller
device pci 1f.6 off end # Thermal
end
end
end
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