Re: [PATCH v3 0/3] usb: ohci: introduce ohci-hcd driver for omap3

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Le 26 avril 2010 08:02:55 UTC+2, Gadiyar, Anand <gadiyar@xxxxxx> a écrit :
> Gregory CLEMENT wrote:
>>       This controller supports multiple interface modes. Only 2 of them
>>       (3-pin DAT/SE0 and 4-pin DP/DM PHY modes) have been tested with this
>>       driver. (However the only change for the other modes is one register
>>       setting for selecting the mode, and the padconf setting for the omap
>>       pads, so I expect it to work correctly).
>>       (Someone did offer to test the 6-pin mode. Still awaiting results...)
>>
>
>> I am the one who offer to test 6-pin mode. Unfortunally, I still have some problem.
>> The current version of our kernel is 2.6.33 so first I try to
>> back port your patch for our version, and so kernel crashes
>> during access to USB controller.
>> Then I try to port our kernel to the last version of Linux,
>> but now I can't see any traces on serial port after
>> "Uncompressing Linux... done, booting the kernel..".
>> I am still stuck to these problems which are not really
>> related to your patches.
>>
>
> Could you enable CONFIG_EARLY_PRINTK and add "earlyprintk" to your
> bootargs? This might throw up some messages on the console that
> can show where the problem is.

I already enable  CONFIG_EARLY_PRINTK but I didn't add "earlyprintk",I
though setting the config was enough, I will try this!

>
> Which debug console are you using? Is it an OMAP UART or something
> external like in some newer boards?

I use the same UART that beagle board: UART3


Thanks for your help

>
> - Anand
>



-- 
Gregory CLEMENT
Responsable Technique Linux embarqué - Europe
Embedded Linux Development Lead - EMEA

Adeneo Embedded - Adetel Group
2, chemin du Ruisseau
69134 ECULLY - FRANCE
Tél. : +33 (0)4 72 18 08 40 - Fax : +33 (0)4 72 18 08 41
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