Re: dwc3 udc driver

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On Tue, May 02, 2017 at 08:14:10PM -0500, Bin Liu wrote:
> On Tue, May 02, 2017 at 05:05:32PM -0400, Ed Lizard wrote:
> > I'm having trouble seeing the udc driver for dwc3 in /sys/class/udc.
> > 
> > We are moving platforms from musb on 2.6.37 to dwc3 on 4.6. Whew, a
> > lot has changed since we were stuck on the old kernel.
> > 
> > It looks like libusbgx and udc is the current method for a complex
> > video/web gadget ( uvc and a couple of uac gadgets).
> > 
> > Is UDC missing from 4.6?   If so then what kernel should support it?
> 
> Yup, dwc3 udc was added since v3.1, I believe.

I meant nope :)

> 
> Regards,
> -Bin.
> 
> > 
> > I'm going to the latest on linux-next to see if it was not in 4.6 or
> > it's something I'm doing.

dwc3 udc should present in v4.6. I guess either your kernel wasn't
configured correctly, or your platform (dwc3 glue) wasn't supported in
kernel.

Regards,
-Bin.

> > 
> > Much Thanks,
> > 
> > Brett Bolen ( ak Wing Ed Lizard).
> > 
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