On Tue, Jun 25, 2024 at 06:55:03PM -0300, Marcelo Schmitt wrote: > Add device tree documentation for AD4000 series of ADC devices. > > Signed-off-by: Marcelo Schmitt <marcelo.schmitt@xxxxxxxxxx> > --- > .../bindings/iio/adc/adi,ad4000.yaml | 190 ++++++++++++++++++ > MAINTAINERS | 7 + > 2 files changed, 197 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,ad4000.yaml > > diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad4000.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad4000.yaml > new file mode 100644 > index 000000000000..76035dff5474 > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad4000.yaml > @@ -0,0 +1,190 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/iio/adc/adi,ad4000.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Analog Devices AD4000 and similar Analog to Digital Converters > + > +maintainers: > + - Marcelo Schmitt <marcelo.schmitt@xxxxxxxxxx> > + > +description: | > + Analog Devices AD4000 family of Analog to Digital Converters with SPI support. > + Specifications can be found at: > + https://www.analog.com/media/en/technical-documentation/data-sheets/ad4000-4004-4008.pdf > + https://www.analog.com/media/en/technical-documentation/data-sheets/ad4001-4005.pdf > + https://www.analog.com/media/en/technical-documentation/data-sheets/ad4002-4006-4010.pdf > + https://www.analog.com/media/en/technical-documentation/data-sheets/ad4003-4007-4011.pdf > + https://www.analog.com/media/en/technical-documentation/data-sheets/ad4020-4021-4022.pdf > + https://www.analog.com/media/en/technical-documentation/data-sheets/adaq4001.pdf > + https://www.analog.com/media/en/technical-documentation/data-sheets/adaq4003.pdf > + > +$ref: /schemas/spi/spi-peripheral-props.yaml# > + > +properties: > + compatible: > + oneOf: > + - const: adi,ad4000 > + - items: > + - enum: > + - adi,ad4004 > + - adi,ad4008 > + - const: adi,ad4000 > + - const: adi,ad4001 > + - items: > + - enum: > + - adi,ad4005 > + - const: adi,ad4001 > + - const: adi,ad4002 > + - items: > + - enum: > + - adi,ad4006 > + - adi,ad4010 > + - const: adi,ad4002 > + - const: adi,ad4003 > + - items: > + - enum: > + - adi,ad4007 > + - adi,ad4011 > + - const: adi,ad4003 > + - const: adi,ad4020 > + - items: > + - enum: > + - adi,ad4021 > + - adi,ad4022 > + - const: adi,ad4020 > + - const: adi,adaq4001 > + - const: adi,adaq4003 I think some blank lines, maybe like the above, would go a long way with this list of compatibles. > + > + reg: > + maxItems: 1 > + > + spi-max-frequency: > + maximum: 102040816 # for VIO > 2.7 V, 81300813 for VIO > 1.7 V > + > + adi,sdi-pin: > + $ref: /schemas/types.yaml#/definitions/string > + enum: [ high, low, cs ] enum: [ high, low, cs, sdi ] default: sdi I'd do this, so that the default is documented in the binding, not in the description text. Otherwise, this looks good to me.
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