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-rw-r--r--src/mainboard/lenovo/t430s/variants/t431s/overridetree.cb75
1 files changed, 75 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/t430s/variants/t431s/overridetree.cb b/src/mainboard/lenovo/t430s/variants/t431s/overridetree.cb
new file mode 100644
index 0000000000..e69f727f07
--- /dev/null
+++ b/src/mainboard/lenovo/t430s/variants/t431s/overridetree.cb
@@ -0,0 +1,75 @@
+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" = "1" # eDP
+ 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
+ device pci 00.0 on
+ subsystemid 0x17aa 0x2208
+ end # host bridge
+ device pci 01.0 off end # PCIe Bridge for discrete graphics
+ device pci 02.0 on
+ subsystemid 0x17aa 0x2208
+ end # Integrated Graphics Controller
+ 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 14.0 on
+ subsystemid 0x17aa 0x2208
+ end # USB 3.0 Controller
+ device pci 1a.0 on
+ subsystemid 0x17aa 0x2208
+ end # USB Enhanced Host Controller #2
+ device pci 1b.0 on
+ subsystemid 0x17aa 0x2208
+ end # High Definition Audio Controller
+ device pci 1c.0 on # PCIe Port #1
+ subsystemid 0x17aa 0x2208
+ chip drivers/ricoh/rce822 # Ricoh cardreader
+ register "disable_mask" = "0x87"
+ register "sdwppol" = "0"
+ device pci 00.0 on # Ricoh SD card reader
+ subsystemid 0x17aa 0x2208
+ end
+ end
+ end
+ device pci 1c.1 on
+ subsystemid 0x17aa 0x2208
+ end # PCIe Port #2 Integrated Wireless LAN
+ device pci 1c.2 off end # PCIe Port #3
+ device pci 1d.0 on
+ subsystemid 0x17aa 0x2208
+ end # USB Enhanced Host Controller #1
+ device pci 1e.0 off end # PCI bridge
+ device pci 1f.0 on
+ subsystemid 0x17aa 0x2208
+ chip ec/lenovo/h8
+ 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.2 on
+ subsystemid 0x17aa 0x2208
+ end # 6 port SATA AHCI Controller
+ device pci 1f.3 on
+ subsystemid 0x17aa 0x2208
+ end # SMBus Controller
+ device pci 1f.6 off end # Thermal
+ end
+ end
+end