[U-Boot] Unable to power the USB Keyboard on u-boot

Marek Vasut
2012-07-24T19:44:44Z

Dear atulronu,

> On Friday 20 July 2012 07:10 PM, Marek Vasut wrote:
> Dear Marek,
> Thanks for your reply..
>
> > Dear Atul Kumar,
> >
> >> Dear All,
> >>
> >> I am trying to use "usb keyboard" on u-boot. I am using the
> >>
> >> u-boot stack which was shared by you. Can you help me to know where
> >> problem is going. I am sending some of debug prints which i found on my
> >> "Beagle board xM".
> >>
> >> I have connected usb mouse and usb keyboard on same side of port, here
> >> usb
> >>
> >> mouse lights up but the keyboard does not powers on. Both keyboard and
> >> Mouse are from logitech.
> >>
> >> Please help me to make this up as i have scheduled demo.
> >
> > [...]
> >
> > What version of uboot is that? Try with latest u-boot git head, it should
> > have the beagleboard/usb patches in there.
> >
> > Best regards,
> > Marek Vasut
>
> I am using "u-boot version 2011-12" shared by Mr. Govind (ti) which
> was 1st updated by him.. I have also tried with the latest git:
> "u-boot-2012.07-rc1" but it is poping with "error :
> v7_dcache_inval_range - start address is not aligned". Do we have any
> solution for this.

Yes, latest git (-rc2 and soon to be released .07) has a fix for that. Tom?

> As i have also tried with Externally powered usb hub
> but it does not even initializes with it. Although i can see the device
> Name in u"usb tree".
> Any suggestion or solutions are always welcome.
>
> Thanks & Regards
> Atul Kumar

Best regards,
Marek Vasut