[U-Boot] [RFC 00/10] New board-specific USB initialization interface

Mateusz Zalega m.zalega at samsung.com
Wed Aug 7 18:59:00 CEST 2013


> On 08/06/13 13:40, Wolfgang Denk wrote:
>> Dear Mateusz Zalega,
>>
>> In message <1375786242-11734-1-git-send-email-m.zalega at samsung.com> you wrote:
>>> Current implementation of do_dfu() and do_usb_mass_storage() requires
>>> board-specific board_usb_init() which performs USB hardware initialization.
>>>
>>> I noticed that several boards have such a function defined, named either
>>> usb_board_init() (which binds to ohci-hcd.c driver and had been used solely
>>> by it) or board_usb_init() (as in ehci-omap.c). I _assumed_ that these functions
>>> do what's required by do_*() and renamed the earlier in order to unify the naming
>>> convention.
>>
>> I appreciate your efforts, but this whole area clearly falls into the
>> domain of the device model rework.  Is your suggested implementation
>> in any way synchronized with what has been discussed about this topic
>> before?
> 
> I've caught up with driver model discussion. The changes I submitted are
> related to sharing of board-specific hardware initialization functions
> between drivers, therefore my patches, if I don't miss anything, do not
> collide with driver model rework - these changes would have to be done
> anyway.

If new USB driver model would use some other API to deal with
board-specific functions, please correct me. I didn't manage to find
related information, maybe I didn't look for it carefully enough.

-- 
Mateusz Zalega
Samsung R&D Institute Poland (SRPOL) | Kernel and System Framework group


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