How to enable USB2_EN_OC on TX2?

The USB2_EN_OC(pin A19) can be used to enable USB Vbus on TX1.But on TX2, it sill in “0” status. How to use it?

You can find in OEM DG of TX1/TX2 that it is not recommended to use this pin as it is unconnected in module.

Thanks.
And how to enable the “USB_SS#2" on USB_SS1 pin? I have change the ODMDATA to 0x7090000

Please read

https://developer.nvidia.com/embedded/dlc/l4t-documentation-28-1

Start_L4T_Docs.html --> PDF Documents --> Platform Adaptation and Bring-Up Guide: Tegra Linux Driver Package for Jetson TX2 (PDF) -> USB Lane Mapping

And ensure device tree, ODMDATA, and cfg files are correct.