help with USB on mpc8313e

Anton Vorontsov avorontsov at ru.mvista.com
Sat May 24 05:20:49 EST 2008


On Fri, May 23, 2008 at 02:32:22PM -0400, Suvidh Kankariya wrote:
> Hi,
> I am trying to use the mpc8313e internal usb phy with internal  
> oscillator frequency of  24 Mz. in host mode on a custom board.
> Whenever I plugin any low/fast speed device the device gets detected but  
> then always get an error
> "cannot read descriptor 64  error 71".Also I get address error after that .
>
> Can somebody point me what this error can be related to ?Can it be a  
> problem with ehci drivers or some configuration. (I get a valid clock  
> bit set in the status register).

This reminds me: http://patchwork.ozlabs.org/linuxppc/patch?id=17782
Was getting exactly same symptoms.

Try similar changes, should help.

> Also can someone point me how I include support for mmc on spi. I am  
> using kernel 2.6.20 that comes along with mpc8313e bsp.
>
> Any pointers are highly appreciable.
>
> Thanks in advance
> Regards
>
> Suvidh

-- 
Anton Vorontsov
email: cbouatmailru at gmail.com
irc://irc.freenode.net/bd2



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