On Mon, 5 Feb 2018 15:25:59 +0800
Phil Reid <preid@xxxxxxxxxxxxxxxxx> wrote:
> On 5/02/2018 14:07, Rob Herring wrote:
> > On Mon, Jan 29, 2018 at 09:12:53PM +0800, Phil Reid wrote:
> >> Add binding documentation for Analog Devices AD5272 and AD5274 digital
> >> potentiometer devices.
> >>
> >> Signed-off-by: Phil Reid <preid@xxxxxxxxxxxxxxxxx>
> >> ---
> >> .../bindings/iio/potentiometer/ad5272.txt | 27 ++++++++++++++++++++++
> >> 1 file changed, 27 insertions(+)
> >> create mode 100644 Documentation/devicetree/bindings/iio/potentiometer/ad5272.txt
> >>
> >> diff --git a/Documentation/devicetree/bindings/iio/potentiometer/ad5272.txt b/Documentation/devicetree/bindings/iio/potentiometer/ad5272.txt
> >> new file mode 100644
> >> index 0000000..11e804c
> >> --- /dev/null
> >> +++ b/Documentation/devicetree/bindings/iio/potentiometer/ad5272.txt
> >> @@ -0,0 +1,27 @@
> >> +* Analog Devices AD5272 digital potentiometer driver
> >
> > Bindings describe h/w not drivers.
> ok
>
> >
> >> +
> >> +The node for this driver must be a child node of a I2C controller, hence
> >> +all mandatory properties for your controller must be specified. See directory:
> >> +
> >> + Documentation/devicetree/bindings/i2c
> >> +
> >> +for more details.
> >> +
> >> +Required properties:
> >> + - compatible: Must be one of the following, depending on the model:
> >> + adi,ad5272-020
> >> + adi,ad5272-050
> >> + adi,ad5272-100
> >> + adi,ad5274-020
> >> + adi,ad5274-100
> >> +
> >> +Optional properties:
> >> + - reset-gpios: GPIO specification for the RESET input. This is an
> >> + active low signal to the PCA953x.
> >> +
> >> +Example:
> >> +ad5272: ad5272@2f {
> >
> > potentiometer@2f
> ok
>
> >
> > Probably a node name we need to add to the spec.
> >
> >> + reg = <0x2F>;
> >> + compatible = "adi,ad5272-020";
> >> + reset-gpios = <&gpio3 6 GPIO_ACTIVE_HIGH>;
> >> +};
> >> --
> >> 1.8.3.1
> >>
> >
> >
> Jonathan,
>
> How would you like me to fix this as you've applied it to togreg already?
> A patch on top of this or a v5.
>
Do a v5, I'll drop v4 and pick it up if Rob is happy.
Jonathan
>
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