Slow/broken USB and Ethernet on Snowballs/Origen boards?

Jannis Pohlmann jannis.pohlmann at codethink.co.uk
Fri Mar 16 16:20:18 UTC 2012


On 03/16/2012 03:35 PM, Sangwook Lee wrote:
> On 16 March 2012 14:55, Mans Rullgard <mans.rullgard at linaro.org> wrote:
> 
>> On 16 March 2012 12:36, Sangwook Lee <sangwook.lee at linaro.org> wrote:
>>> Hi Mans
>>>
>>> On 16 March 2012 11:50, Mans Rullgard <mans.rullgard at linaro.org> wrote:
>>>>
>>>> On 16 March 2012 04:14, Sachin Kamat <sachin.kamat at linaro.org> wrote:
>>>>> Hi,
>>>>>
>>>>> On 15/03/2012, Mans Rullgard <mans.rullgard at linaro.org> wrote:
>>>>>>
>>>>>> Which kernel version are you using on the Origen?  I noticed the same
>>>>>> problem
>>>>>> a while back, but it appears to have been fixed in the Samsung
>> landing
>>>>>> team
>>>>>> tree.  There is still another bug present in the Origen kernel
>>>>>> preventing
>>>>>> USB-ethernet working with EHCI.  Some patches have been posted, but
>>>>>> they
>>>>>> have not made it into the trees yet.
>>>>>
>>>>> These patches have been added to Samsung LT tree [1].
>>>>>
>>>>> [1] git://git.linaro.org/landing-teams/working/samsung/kernel.git
>>>>> (branch: tracking)
>>>>
>>>> That branch still needs one more patch (attached).
>>>>
>>> Thanks for looking at this git.
>>>
>>> Initially I submitted patches with the call-back function
>>> http://www.spinics.net/lists/linux-usb/msg59212.html
>>>
>>> But maintainers  don't like to use call-back function, and it was
>> rejected.
>>> So Now LT doesn't to use this call-back function
>>
>> Yes, I saw that, but the tracking branch in git still has the incomplete
>> callback version.
>>
>>
> You're right.
> 
> @Tushar, we need to apply Mans's patch as well.

Thanks a lot for the responses and updates on the kernel patches, I will
try to give the LT kernel from git a shot next week.

  - Jannis



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