[U-Boot] [PATCH v6] h2200: Add USB CDC ethernet support

Marek Vasut marex at denx.de
Wed Oct 3 23:32:57 CEST 2012


Dear Łukasz Dałek,

> On 03.10.2012 22:02, Marek Vasut wrote:
> > Dear Łukasz Dałek,
> > 
> >> On 03.10.2012 21:40, Marek Vasut wrote:
> >>> Dear Łukasz Dałek,
> >>> 
> >>> [...]
> >>> 
> >>>>>> Why do I have to remove CONFIG_H2200_USBETH? If I do so, I'm not be
> >>>>>> able to disable USB ethernet support.
> >>>>> 
> >>>>> Why would you disable it?
> >>>> 
> >>>> Because of other gadgets, e.g. ttyACM
> >>> 
> >>> Can't these co-exist?
> >>> 
> >>> Best regards,
> >>> Marek Vasut
> >> 
> >> No they can't.
> > 
> > Not even with the composite driver ? What's ttyacm and where is it in
> > u-boot btw ?
> > 
> > Best regards,
> > Marek Vasut
> 
> As far as I know they can't exists on pxa25x. I don't know how about
> pxa27x.
> 
> ttyacm is a serial over usb.
> 
> Driver exists in u-boot for pxa27x (gadget/usb/pxa27x_udc.c) but I have
> my own
> for pxa25x not published.

Your own... what? Check the composite driver, add the ifdefs when you need them, 
not prematurely.

Best regards,
Marek Vasut


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