svn commit: r298274 - head/sys/dev/spibus

[Mori Hiroki]

Hi.

I add SD card socket to my WZR-HP-G300NH(AR9132).

https://flic.kr/p/MAuUBf


I am looking forward to support mmcspi.

Regards

Hiroki Mori


----- Original Message -----
> From: Adrian Chadd <adrian at freebsd.org>
> To: Patrick Kelsey <pkelsey at freebsd.org>
> Cc: "freebsd-arm at freebsd.org" <freebsd-arm at freebsd.org>; Ruslan Bukin <br at freebsd.org>; "freebsd-mips at freebsd.org" <freebsd-mips at freebsd.org>
> Date: 2016/5/26, Thu 14:00
> Subject: Re: svn commit: r298274 - head/sys/dev/spibus
> 
> On 25 May 2016 at 18:57, Patrick Kelsey <pkelsey at freebsd.org> wrote:
>> 
>>  On Fri, May 20, 2016 at 2:35 AM, Adrian Chadd <adrian at freebsd.org> 
> wrote:
>>> 
>>>  I've reviewed the patches from luiz, and these look fine. but 
> indeed,
>>>  this patchset does set/release the bus each transaction so we can do
>>>  multiple transactions whilst holding the bus.
>>> 
>>>  Which is fine, but it means I have to undo ruslan's removal in the 
> below
>>>  commit.
>>> 
>>>  I'm happy to run through and do each of the spi bus drivers (as 
> there
>>>  are more now than the two you patched) but it's a bit close to the
>>>  11.0-release cycle to go and churn the spibus code.
>>> 
>>>  But, if people think it's worth doing it so we can try to get 
> mmcspi
>>>  into the tree before 11.0-rel is cut, I'm happy to run through and 
> do
>>>  it. I actually have some AR9331 stuff now that could use mmcspi. :)
>>> 
>>>  What do people think?
>>> 
>> 
>>  Thanks, Adrian.  My opinion is that the changes to the spi bus interface 
> and
>>  the corresponding changes to the spi bus drivers you are talking about are
>>  very straightforward and low risk.  There is non-zero other interest out
>>  there in using the mmcspi driver, based on the couple of emails I've
>>  received seeking help on the subject in the last six months or so, so I
>>  don't think this would be just a commit for the sake of getting some
>>  interesting new code in.
> 
> loos and i are thinking about it. I may start landing some of the
> spibus changes tonight just to lay the foundation.
> 
> 
> 
> -adrian
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