Re: [PATCH] dt-bindings: iio: dac: Add missing ad5686 compatible strings

From: Rob Herring
Date: Tue Feb 02 2021 - 16:11:36 EST


On Tue, Feb 02, 2021 at 09:55:56PM +0100, Lars-Peter Clausen wrote:
> On 2/2/21 7:14 PM, Rob Herring wrote:
> > The example uses 'adi,ad5686', but the schema fails to document it. Given
> > the filename and there is a similar part AD5686, let's just add the
> > compatible strings including the 'r' variant.
>
> There are two variants of this chip. One with a SPI interface and one with a
> I2C interface. This binding document only describes the I2C variants. But
> the ad5686 is a SPI variant.

Right, I should have noticed that.

> I think this is a typo and we should replace ad5686 with ad5696, including
> the document name.

Though we do frequently document both I2C and SPI variants in the same
binding, given there's no existing SPI support and the example is wrong
I agree.

> >
> > Cc: Lars-Peter Clausen <lars@xxxxxxxxxx>
> > Cc: Michael Hennerich <Michael.Hennerich@xxxxxxxxxx>
> > Cc: Jonathan Cameron <jic23@xxxxxxxxxx>
> > Cc: Peter Meerwald-Stadler <pmeerw@xxxxxxxxxx>
> > Cc: Michael Auchter <michael.auchter@xxxxxx>
> > Cc: linux-iio@xxxxxxxxxxxxxxx
> > Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
> > ---
> > Documentation/devicetree/bindings/iio/dac/adi,ad5686.yaml | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad5686.yaml b/Documentation/devicetree/bindings/iio/dac/adi,ad5686.yaml
> > index 8065228e5df8..190919291828 100644
> > --- a/Documentation/devicetree/bindings/iio/dac/adi,ad5686.yaml
> > +++ b/Documentation/devicetree/bindings/iio/dac/adi,ad5686.yaml
> > @@ -19,6 +19,8 @@ properties:
> > - adi,ad5338r
> > - adi,ad5671r
> > - adi,ad5675r
> > + - adi,ad5686
> > + - adi,ad5686r
> > - adi,ad5691r
> > - adi,ad5692r
> > - adi,ad5693
>
>