On Mon, Nov 02, 2020 at 04:19:59PM +0200, Cristian Pop wrote: > Optional attribute for better identification of the channels. > > Signed-off-by: Cristian Pop <cristian.pop@xxxxxxxxxx> > --- > Changes in v7: > - Add "additionalProperties: false" for channel child nodes. > - Fix "reg" spelling. > .../bindings/iio/adc/adi,ad7768-1.yaml | 32 +++++++++++++++++++ > 1 file changed, 32 insertions(+) Jonathan's common ADC schema should remove the need for some of this, but given it's v7: Reviewed-by: Rob Herring <robh@xxxxxxxxxx> > > diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml > index d3733ad8785a..6be43bf5c1e0 100644 > --- a/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml > +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml > @@ -29,6 +29,12 @@ properties: > interrupts: > maxItems: 1 > > + '#address-cells': > + const: 1 > + > + '#size-cells': > + const: 0 > + > vref-supply: > description: > ADC reference voltage supply > @@ -61,6 +67,24 @@ required: > - spi-cpha > - adi,sync-in-gpios > > +patternProperties: > + "^channel@([0-9]|1[0-5])$": > + type: object > + description: | > + Represents the external channels which are connected to the device. > + > + properties: > + reg: > + description: | > + The channel number. > + > + label: > + description: | > + Unique name to identify which channel this is. > + required: > + - reg > + additionalProperties: false > + > additionalProperties: false > > examples: > @@ -84,6 +108,14 @@ examples: > reset-gpios = <&gpio 27 GPIO_ACTIVE_LOW>; > clocks = <&ad7768_mclk>; > clock-names = "mclk"; > + > + #address-cells = <1>; > + #size-cells = <0>; > + > + channel@0 { > + reg = <0>; > + label = "channel_0"; > + }; > }; > }; > ... > -- > 2.17.1 >