/sys/devices/platform/soc/1c19400.phy/usb_role/usb0-role-switch/power/control
/sys/devices/platform/soc/1c19000.usb/musb-hdrc.4.auto/gadget/net/usb0/power/control
/sys/devices/platform/usb0-vbus/regulator/regulator.1/power/control
/sys/devices/platform/usb0-vbus/power/control
Perhaps one of these? Guess not, all = auto and are not modifiable.
/sys/devices/platform/soc/1c19000.usb/musb-hdrc.4.auto/gadget/net/usb0/power/control
/sys/devices/platform/usb0-vbus/regulator/regulator.1/power/control
/sys/devices/platform/usb0-vbus/power/control
Perhaps one of these? Guess not, all = auto and are not modifiable.