57 lines
1.2 KiB
YAML
57 lines
1.2 KiB
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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$id: http://devicetree.org/schemas/iio/temperature/maxim,max31856.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Maxim MAX31856 thermocouple support
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maintainers:
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- Jonathan Cameron <jic23@kernel.org>
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description: |
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https://datasheets.maximintegrated.com/en/ds/MAX31856.pdf
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properties:
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compatible:
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const: maxim,max31856
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reg:
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maxItems: 1
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spi-cpha: true
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thermocouple-type:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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Type of thermocouple (THERMOCOUPLE_TYPE_K if omitted).
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Use defines in dt-bindings/iio/temperature/thermocouple.h.
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Supported types are B, E, J, K, N, R, S, T.
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required:
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- compatible
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- reg
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- spi-cpha
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allOf:
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- $ref: /schemas/spi/spi-peripheral-props.yaml#
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/iio/temperature/thermocouple.h>
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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temp-sensor@0 {
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compatible = "maxim,max31856";
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reg = <0>;
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spi-max-frequency = <5000000>;
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spi-cpha;
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thermocouple-type = <THERMOCOUPLE_TYPE_K>;
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};
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};
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...
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