59 lines
1.2 KiB
YAML
59 lines
1.2 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/iio/adc/sigma-delta-modulator.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Sigma delta modulator
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maintainers:
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- Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
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properties:
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compatible:
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description: |
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"sd-modulator" can be used as a generic SD modulator,
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if the modulator is not specified in the compatible list.
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enum:
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- sd-modulator
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- ads1201
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'#io-backend-cells':
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const: 0
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'#io-channel-cells':
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const: 0
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vref-supply:
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description: Phandle to the vref input analog reference voltage.
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dependencies:
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vref-supply: [ '#io-backend-cells' ]
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required:
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- compatible
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anyOf:
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- required: ['#io-backend-cells']
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- required: ['#io-channel-cells']
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additionalProperties: false
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examples:
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- |
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// Backend binding example. SD modulator configured as an IIO backend device
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ads1201_0: adc {
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compatible = "sd-modulator";
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vref-supply = <&vdd_adc>;
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#io-backend-cells = <0>;
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};
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- |
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// Legacy binding example. SD modulator configured as an IIO channel provider
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ads1201_1: adc {
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compatible = "sd-modulator";
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#io-channel-cells = <0>;
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};
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...
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