Re: [Gumstix-users] Ethernet gadget on Overo Earth?

[Dave H. <dhy...@gm...>]

Hi Frank,

> > Does the Linux kernel that ships with Overo Earth include support for
> > usb ethernet gadget?  I'm trying to decide if I have a kernel config
> > problem, or a cable problem...
>
> The kernel that came with my Overo does include support for usb ethernet
> gadget.  Here's the message from the kernel on my board:
>
>   pegasus 1-1.3.4:1.0: eth0, ADMtek ADM8511 "Pegasus II" USB Ethernet,
> 00:14:d1:12
>
> I'm connecting the USB ethernet dongle (a Trendnet TU-ET100C) to a hub,
> then from the hub to the USB OTG connector on the Overo. The USB cable
> that connects from the hub to the Overo has pin 4 (id) shorted to pin 5
> (gnd).

So this is using the Overo as a USB host. When used as a USB gadget,
the Overo would be plugged into a PC and would look like an ethernet
adapter. This is different from using an ethernet adapter.

USB gadgets are used to make the linux machine look like a USB device,
as opposed to the USB host which uses USB devices.

--
Dave Hylands
Shuswap, BC, Canada
http://www.DaveHylands.com/