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-rw-r--r--src/mainboard/asrock/b75pro3-m/devicetree.cb16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/mainboard/asrock/b75pro3-m/devicetree.cb b/src/mainboard/asrock/b75pro3-m/devicetree.cb
index e2c898d0b8..1cf501549e 100644
--- a/src/mainboard/asrock/b75pro3-m/devicetree.cb
+++ b/src/mainboard/asrock/b75pro3-m/devicetree.cb
@@ -39,6 +39,22 @@ chip northbridge/intel/sandybridge
register "xhci_switchable_ports" = "0x0000000f"
register "spi_uvscc" = "0x2005"
register "spi_lvscc" = "0x2005"
+ register "usb_port_config" = "{
+ { 1, 0, 0 },
+ { 1, 0, 0 },
+ { 1, 1, 1 },
+ { 1, 1, 1 },
+ { 1, 1, 2 },
+ { 1, 1, 2 },
+ { 1, 0, 3 },
+ { 1, 0, 3 },
+ { 1, 0, 4 },
+ { 1, 0, 4 },
+ { 1, 0, 6 },
+ { 1, 1, 5 },
+ { 1, 1, 5 },
+ { 1, 0, 6 }
+ }"
device ref xhci on # USB 3.0 Controller
subsystemid 0x1849 0x1e31