Re: [PATCH] ARM: mach-ux500|nomadik|u300: Align to common DT bindings for mmci

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On Mon, Mar 17, 2014 at 11:01 AM, Ulf Hansson <ulf.hansson@xxxxxxxxxx> wrote:
> On 14 March 2014 11:58, Linus Walleij <linus.walleij@xxxxxxxxxx> wrote:
>> On Fri, Mar 14, 2014 at 8:27 AM, Ulf Hansson <ulf.hansson@xxxxxxxxxx> wrote:
>>> On 13 March 2014 18:47, Russell King - ARM Linux <linux@xxxxxxxxxxxxxxxx> wrote:

>>>> NAK.  These bindings have been documented as being there since March
>>>> 14th 2012, and therefore need to be supported for ever by the driver.
>>>> You can _augment_ the bindings with the generic ones, and change the
>>>> DT files, but you can't remove the parsing of the old property names.
>>>
>>> I was kind of expecting this response. :-)
>>>
>>> So, since we made a mistake about adding these DT bindings we are now
>>> unable to remove them, is there really no way back?
>>>
>>> In this particular case, I am confident that it should be safe to
>>> remove them, but I guess this is more matter of principle, right?
>>
>> I can guarantee that there are no deployed U300, Nomadik or
>> Ux500 systems out there with DTBs deployed in them, and
>> for certain no products. At one point that was the criterion...
>> All setups actually use the appended device tree.
>
> It sure seems like it's safe to remove them.
>
> If you decide to accept the patch, could we queue it through ARM SOC
> with your help Linus? Maybe even for 3.15 as the sooner the better!?

Actually I think I would want some indication from the device tree
maintainers on this. After all they are safeguarding the DT
process.

I am however worried about the lack of response from that camp
at times, this is supposed to be a simple yes/no question :-/

DT folks??

Yours,
Linus Walleij
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