[U-Boot] [PATCH 00/22] Convert musb host mode code to the device-model

Hans de Goede hdegoede at redhat.com
Fri Jun 19 15:14:16 CEST 2015


Hi,

On 19-06-15 15:10, Simon Glass wrote:
> Hi Hans,
>
> On 17 June 2015 at 13:33, Hans de Goede <hdegoede at redhat.com> wrote:
>>
>> Hi Marek and Simon,
>>
>> This series started out with the idea that it would be a nice small project
>> for the weekend, but it turned out to be a bit more work...
>>
>> The main purpose of this series is to convert the musb host mode code to the
>> device-model this has also resulted in various usb fixes / cleanups /
>> reworking to make this possible, both in the generic usb code as well as in
>> the device model usb code.
>>
>> Given that this touches both, I think it is probably best to merge the
>> first 15 patches through Simon's tree like we did last time, then once those
>> are place I can merge the sunxi bits. Note this is intended for v2015.10
>> (ofcourse).
>>
>> Note that this series is useful for a bunch more boards then just the
>> single one the last patch updates to use musb + ehci + ohci, but that is
>> the one I've been testing with other defconfig-s will be updated with
>> followup patches.
>>
>> Please review.
>
> Thanks for putting this together. Actually I'm not sure what musb is.
> Can you explain what it is used for - it seems to be referred to as a
> new version of something else. Why do we have musb and non-musb? Is
> there a README somewhere I could read?

p.s.

As for there being both a drivers/usb/musb and a driver/usb/musb-new
directoyry, I believe that they both are drivers for the same hardware,
but not all boards have been ported to musb-new yet. musb-new is
derived from recent kernel code for the musb controller.

Regards,

Hans



>
> Regards,
> Simon
>


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