[BUG] usb/at91: usb hub does not work

Alan Stern stern at rowland.harvard.edu
Thu Jun 11 06:53:54 PDT 2015

On Thu, 11 Jun 2015, Jiří Prchal wrote:

> Hi all,
> I discovered some bug when I change kernel from 3.18.13 to 3.18.14. I have board with usb hub CY7C65632 on it.
> In .13 it works fine but in .14 it repeats this message:
> [   19.170000] usb 2-3: new full-speed USB device number 56 using at91_ohci
> and devices connected to usb through hub doesn't appear at all.

> Any idea?

Try using git bisect to find the commit which caused this problem to 

Alan Stern

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