On Wednesday 10 September 2014 17:59:41 Alban Bedel wrote:
> On Wed, 10 Sep 2014 17:51:36 +0200
> Arnd Bergmann <a...@arndb.de> wrote:
>
> > On Wednesday 10 September 2014 17:43:42 Alban Bedel wrote:
> > > +- #pwm-cells: should be 3. See pwm.txt in this directory for a
> > > description of
> > > + the cells format. The only third cell flag supported by this binding is
> > > + PWM_POLARITY_INVERTED.
> >
> > If you don't have multiple pwm outputs or programmable period, I would say
> > it
> > should use #pwm-cells=<1> and only pass the polarity.
>
> There is 3 channel, so 3 PWM from the API POV, and the period is
> independently programmable for each one.
Then you should put the channel number into the first cell and the period
length into the second cell, as the pwm.txt document says.
Arnd
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