On Tue, 18 Jul 2017, Peter Chen wrote:
> The controller driver may be NULL if the controller device
> is the middle device between platform device and roothub.
> This middle device may not need a device driver due to all
> hardware control can be at platform device driver, this
> platform device
The controller driver may be NULL if the controller device
is the middle device between platform device and roothub.
This middle device may not need a device driver due to all
hardware control can be at platform device driver, this
platform device is usually a dual-role USB controller device.
The
