110 lines
2.1 KiB
YAML
110 lines
2.1 KiB
YAML
# 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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$id: http://devicetree.org/schemas/hwmon/ti,tmp421.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: TMP42x/TMP44x temperature sensor
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maintainers:
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- Guenter Roeck <linux@roeck-us.net>
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description: |
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±1°C Remote and Local temperature sensor
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https://www.ti.com/lit/ds/symlink/tmp422.pdf
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properties:
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compatible:
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enum:
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- ti,tmp421
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- ti,tmp422
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- ti,tmp423
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- ti,tmp441
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- ti,tmp442
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reg:
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maxItems: 1
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'#address-cells':
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const: 1
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'#size-cells':
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const: 0
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required:
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- compatible
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- reg
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additionalProperties: false
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patternProperties:
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"^channel@([0-3])$":
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type: object
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description: |
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Represents channels of the device and their specific configuration.
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properties:
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reg:
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description: |
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The channel number. 0 is local channel, 1-3 are remote channels
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items:
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minimum: 0
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maximum: 3
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label:
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description: |
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A descriptive name for this channel, like "ambient" or "psu".
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ti,n-factor:
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description: |
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The value (two's complement) to be programmed in the channel specific N correction register.
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For remote channels only.
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$ref: /schemas/types.yaml#/definitions/int32
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minimum: -128
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maximum: 127
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required:
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- reg
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additionalProperties: false
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examples:
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- |
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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sensor@4c {
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compatible = "ti,tmp422";
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reg = <0x4c>;
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};
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};
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- |
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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sensor@4c {
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compatible = "ti,tmp422";
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reg = <0x4c>;
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#address-cells = <1>;
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#size-cells = <0>;
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channel@0 {
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reg = <0x0>;
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ti,n-factor = <0x1>;
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label = "local";
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};
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channel@1 {
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reg = <0x1>;
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ti,n-factor = <0x0>;
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label = "somelabel";
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};
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channel@2 {
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reg = <0x2>;
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status = "disabled";
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};
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};
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};
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