Re: [PATCH v8 8/8] i2c: rk3x: support fast-mode plus for rk3399

From: Heiko Stuebner
Date: Thu May 12 2016 - 04:30:56 EST


Am Mittwoch, 11. Mai 2016, 16:41:54 schrieb Doug Anderson:
> Heiko,
>
> On Wed, May 11, 2016 at 2:09 PM, Heiko Stuebner <heiko@xxxxxxxxx> wrote:
> > Additionally, the i2c-noob in me would wish for a short sentence on
> > where
> > the timing values come from (measured, somewhere in the TRM I didn't
> > find or something completely different).
>
> If you search for "UM10204" you'll find the first link is
> <http://www.nxp.com/documents/user_manual/UM10204.pdf>. That appears
> to be the official standard. At least that's what
> <http://www.i2c-bus.org/fast-mode-plus/> says (though they have an old
> link).

I did find that document yesterday, but was to blind and somehow only saw the
separate table for highspeed-timings. On a closer look, I now also found the
timing-table for the other modes [due to the bigger font-size used there?
;-) ]