57 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/iio/temperature/maxim,max31856.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Maxim MAX31856 thermocouple support8 9maintainers:10 - Jonathan Cameron <jic23@kernel.org>11 12description: |13 https://datasheets.maximintegrated.com/en/ds/MAX31856.pdf14 15properties:16 compatible:17 const: maxim,max3185618 19 reg:20 maxItems: 121 22 spi-cpha: true23 24 thermocouple-type:25 $ref: /schemas/types.yaml#/definitions/uint3226 description:27 Type of thermocouple (THERMOCOUPLE_TYPE_K if omitted).28 Use defines in dt-bindings/iio/temperature/thermocouple.h.29 Supported types are B, E, J, K, N, R, S, T.30 31required:32 - compatible33 - reg34 - spi-cpha35 36allOf:37 - $ref: /schemas/spi/spi-peripheral-props.yaml#38 39unevaluatedProperties: false40 41examples:42 - |43 #include <dt-bindings/iio/temperature/thermocouple.h>44 spi {45 #address-cells = <1>;46 #size-cells = <0>;47 48 temp-sensor@0 {49 compatible = "maxim,max31856";50 reg = <0>;51 spi-max-frequency = <5000000>;52 spi-cpha;53 thermocouple-type = <THERMOCOUPLE_TYPE_K>;54 };55 };56...57