[U-Boot] Testing u-boot-dm/next

Przemyslaw Marczak p.marczak at samsung.com
Mon Apr 13 17:26:19 CEST 2015


Hello Simon,

On 04/13/2015 04:31 PM, Simon Glass wrote:
> Hi Prazemyslaw,
>
> On 10 April 2015 at 12:08, Przemyslaw Marczak <p.marczak at samsung.com> wrote:
>> Hello,
>>
>>
>> On 04/10/2015 07:57 PM, Simon Glass wrote:
>>>
>>> Hi Przemyslaw,
>>>
>>> On 10 April 2015 at 11:50, Przemyslaw Marczak <p.marczak at samsung.com>
>>> wrote:
>>>>
>>>> Hello Simon,
>>>>
>>>>
>>>> On 04/10/2015 07:40 PM, Simon Glass wrote:
>>>>>
>>>>>
>>>>> Hi Przemyslaw,
>>>>>
>>>>> On 9 April 2015 at 01:55, Przemyslaw Marczak <p.marczak at samsung.com>
>>>>> wrote:
>>>>>>
>>>>>>
>>>>>> Hello Simon,
>>>>>>
>>>>>>
>>>>>> On 04/09/2015 05:07 AM, Simon Glass wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Hi,
>>>>>>>
>>>>>>> I have quite a few patches queued up in the next branch of u-boot-dm,
>>>>>>> ready
>>>>>>> for when the merge window options.
>>>>>>>
>>>>>>> If anyone has time and can give it a spin on their board, it would be
>>>>>>> much
>>>>>>> appreciated!
>>>>>>>
>>>>>>> Regards,
>>>>>>> Simon
>>>>>>>
>>>>>>
>>>>>> I tested this on Odroid U3.
>>>>>> It looks that everything works fine. I see that ehci_hcd_init() is not
>>>>>> used,
>>>>>> then where can we call the board_usb_init()?
>>>>>
>>>>>
>>>>>
>>>>> Thanks for testing.
>>>>>
>>>>> Can board_usb_init() be called from within the board_init() code
>>>>> instead? Or are you trying to avoid doing this init unless USB is
>>>>> actually used? If so, then I'll need to have a think about it.
>>>>>
>>>>> Regards,
>>>>> Simon
>>>>>
>>>>
>>>> I noticed, that after changes the USB command doesn't recognize the mass
>>>> storage device. I haven't too much time for checking it deeper.
>>>> I will check it on Monday and give you a response.
>>>
>>>
>>> OK thanks. You can also try removing CONFIG_DM_USB as a comparison.
>>> I'm happy to switch this back to not use driver model until any
>>> problems are resolved.
>>>
>>> Regards,
>>> Simon
>>>
>>
>> Ok, I will also check this. Or if find the time, I will fix the storage
>> issue for dm-usb.
>
> Thanks. Just a note on my testing. I used a power hub with 3 USB flash
> sticks and a USB Ethernet dongle. Also I plugged a unpowered hub into
> the powered hub, with its own USB stick. I tried this on snow/pit both
> with and without DM_USB.
>
> For mass storage the detection method is different (you now register
> drivers which can handle the various interface classes, etc.) but the
> effect is intended to be the same. But there may be an error
> somewhere.
>
> Regards,
> Simon
>

Sorry, I haven't time for this today.
I hope to check this tomorrow.

Best regards,
-- 
Przemyslaw Marczak
Samsung R&D Institute Poland
Samsung Electronics
p.marczak at samsung.com


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