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SubjectRe: [PATCH v1 2/3] mfd: tps65086: Make interrupt line optional
On Wed, 14 Jul 2021, Rob Herring wrote:

> On Tue, Jul 13, 2021 at 10:18:01AM +0100, Lee Jones wrote:
> > On Sat, 26 Jun 2021, Emil Renner Berthing wrote:
> >
> > > The BeagleV Starlight v0.9 board[1] doesn't have the IRQB line routed to
> > > the SoC, but it is still useful to be able to reach the PMIC over I2C
> >
> > What is still useful?
> >
> > The GPIO and Regulator drivers?
> >
> > > for the other functionality it provides.
> > >
> > > [1] https://github.com/beagleboard/beaglev-starlight
> > >
> > > Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
> > > ---
> > > .../devicetree/bindings/mfd/ti,tps65086.yaml | 3 ---
> > > drivers/mfd/tps65086.c | 21 ++++++++++---------
> > > 2 files changed, 11 insertions(+), 13 deletions(-)
> > >
> > > diff --git a/Documentation/devicetree/bindings/mfd/ti,tps65086.yaml b/Documentation/devicetree/bindings/mfd/ti,tps65086.yaml
> > > index ba638bd10a58..4b629fcc0df9 100644
> > > --- a/Documentation/devicetree/bindings/mfd/ti,tps65086.yaml
> > > +++ b/Documentation/devicetree/bindings/mfd/ti,tps65086.yaml
> > > @@ -87,9 +87,6 @@ additionalProperties: false
> > > required:
> > > - compatible
> > > - reg
> > > - - interrupts
> > > - - interrupt-controller
> > > - - '#interrupt-cells'
> >
> > I can't say that I've been keeping up with the latest DT binding
> > changes, but shouldn't these lines be relocated into some kind of
> > optional listing?
> >
> > Or are optional properties omitted from documentation?
>
> Optional properties are the ones not listed in the 'required' list.

Ah, so they are already documented somewhere else in the file?

--
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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