Re: [PATCH 2/9] dt-bindings: iio: dac: adi-axi-adc: Add ad7606 variant

[Conor Dooley]

On Thu, Nov 21, 2024 at 10:57:44AM -0600, David Lechner wrote:
> On 11/21/24 4:18 AM, Guillaume Stols wrote:
> > A new compatible is added to reflect the specialized version of the HDL
> > that is not covered by the IIO backend paradigm: We use the parallel
> 
> It still is being used as an IIO backend, so I would leave out the
> phrase "that is not covered by the IIO backend paradigm".
> 
> > interface to write the ADC's registers, and accessing this interface
> > requires to use ADI_AXI_REG_CONFIG_RD,ADI_AXI_REG_CONFIG_WR and
> > ADI_AXI_REG_CONFIG_CTRL in a custom fashion.
> > 
> > Signed-off-by: Guillaume Stols <gstols@xxxxxxxxxxxx>
> > ---
> >  Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml | 7 +++++++
> >  1 file changed, 7 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml b/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml
> > index e1f450b80db2..43bc0440c678 100644
> > --- a/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml
> > +++ b/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml
> > @@ -17,13 +17,20 @@ description: |
> >    interface for the actual ADC, while this IP core will interface
> >    to the data-lines of the ADC and handle the streaming of data into
> >    memory via DMA.
> > +  In some cases, the AXI ADC interface is used to perform specialized
> > +  operation to a particular ADC, e.g access the physical bus through
> > +  some special register to write ADC registers.
> > +  In this case, a different compatible is used, and the driver behaves
> 
> Quick, delete the word "driver" before Krzysztof sees it. :-p

And also perhaps worth mentioning under the --- line that the x in the
compatible is not a wildcard, for similar reasons ;)

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