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lenovo/x230: Set xhci_switchable_ports and superspeed_capable_ports. 

Fixes USB3 ports degraded to USB2 speeds.

Change-Id: Ie71c9fb6e52a3e72bb1e61351ad1cc0492d93cbc
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/8313
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Tested-by: build bot (Jenkins)
This commit is contained in:
Vladimir Serbinenko 2015-01-31 17:46:29 +01:00
parent b26156ec65
commit ac1b6def75
1 changed files with 3 additions and 0 deletions
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3
src/mainboard/lenovo/x230/devicetree.cb
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@ -67,6 +67,9 @@ chip northbridge/intel/sandybridge
register "pcie_hotplug_map" = "{ 0, 0, 1, 0, 0, 0, 0, 0 }"
register "xhci_switchable_ports" = "0xf"
register "superspeed_capable_ports" = "0xf"
# Enable zero-based linear PCIe root port functions
register "pcie_port_coalesce" = "1"
register "c2_latency" = "101" # c2 not supported