[PATCH v2] i2c: rk3x: fix bug that cause measured high_ns doesn't meet I2C spec

Doug Anderson dianders at chromium.org
Fri Dec 5 11:31:47 PST 2014


Hi,

On Thu, Dec 4, 2014 at 11:03 AM, Wolfram Sang <wsa at the-dreams.de> wrote:
>
>> > New binding should have the "-ns" suffix, right? So, I'd vote to add the
>> > suffix to the new bindings and deprecate the ones used in the designware
>> > driver: "i2c-scl-rising-time-ns" and "i2c-scl-falling-time-ns"
>> >
>> > It might be a little more work now, but it will help us in the future,
>> > because it is the correct way to do it.
>>
>> OK, that sounds fair.  You're OK with my proposal otherwise?
>
> Yes.

OK, for simplicity I put my requested changes in
<https://chromium-review.googlesource.com/#/c/232774/3>


>> Are you looking for Addy or me to submit a patch supporting the "-ns"
>> suffix on the Designware i2c driver, or should we just use the "-ns"
>> suffix in the Rockchip driver and assume someone will later add
>> support for the new binding in the Designware i2c driver?
>
> I'd be really happy if you can do it. I'd love to have consistency right
> away.

Well that was easy.  https://patchwork.kernel.org/patch/5445231/

-Doug



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