On Tue, 6 Jun 2006, Alex Zeffertt wrote:

> Hi list,
> 
> I've got a PowerPC based SBC and I've bought a USB 2.0 PCI card for it.
> 
> When I use the ehci-hcd driver the driver doesn't see any external devices
> attached to the root hub in /proc/bus/usb/devices.
> 
> When I use the usb-ohci driver everything works fine, but of course, only
> at USB 1.1 speeds.
> 
> I had a look on the web and I found a changelog for linux-2.6.8
> (at http://www.ussg.iu.edu/hypermail/linux/kernel/0406.2/0779.html) which
> says
> 
>       Rick Sewill:
>       o USB: usb on big endian, ehci needs a byteswap
> 
> Could it be that I need to backport this change to my kernel, linux-2.4.25?

Actually this means that you need to upgrade your kernel to 2.6.16 or 
later.  2.4.25 is very old.

Alan Stern



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