Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
dt-bindings: iio: dac: ad5449: Add missing binding document.
Documenting existing binding, so little flexibility available.
2 channel devices that require separate reference voltages.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-7-jic23@kernel.org
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Documentation/devicetree/bindings/iio/dac/adi,ad5449.yaml
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Documentation/devicetree/bindings/iio/dac/adi,ad5449.yaml
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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/iio/dac/adi,ad5449.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Analog Devices AD5449 and similar DACs
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maintainers:
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- Lars-Peter Clausen <lars@metafoo.de>
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- Jonathan Cameron <jic23@kernel.org>
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description:
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Family of multiplying DACs from Analog Devices
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properties:
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compatible:
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enum:
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- adi,ad5415
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- adi,ad5426
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- adi,ad5429
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- adi,ad5432
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- adi,ad5439
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- adi,ad5443
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- adi,ad5449
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reg:
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maxItems: 1
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spi-max-frequency: true
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VREF-supply: true
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VREFA-supply: true
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VREFB-supply: true
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additionalProperties: false
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required:
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- compatible
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- reg
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allOf:
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- if:
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properties:
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compatible:
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contains:
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enum:
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- adi,ad5415
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- adi,ad5426
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- adi,ad5432
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then:
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properties:
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VREF-supply: true
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VREFA-supply: false
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VREFB-supply: false
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required:
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- VREF-supply
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- if:
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properties:
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compatible:
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contains:
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enum:
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- adi,ad5429
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- adi,ad5439
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- adi,ad5449
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then:
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properties:
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VREF-supply: false
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VREFA-supply: true
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VREFB-supply: true
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required:
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- VREFA-supply
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- VREFB-supply
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examples:
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- |
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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dac@0 {
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reg = <0>;
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compatible = "adi,ad5415";
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VREF-supply = <&dac_ref>;
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};
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};
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- |
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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dac@0 {
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reg = <0>;
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compatible = "adi,ad5429";
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VREFA-supply = <&dac_refA>;
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VREFB-supply = <&dac_refB>;
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};
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};
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...