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Diffstat (limited to 'Documentation/devicetree/bindings/hwmon/ti,tmp421.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/hwmon/ti,tmp421.yaml | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/hwmon/ti,tmp421.yaml b/Documentation/devicetree/bindings/hwmon/ti,tmp421.yaml new file mode 100644 index 0000000000..a6f1fa75a6 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,tmp421.yaml @@ -0,0 +1,109 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/ti,tmp421.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TMP42x/TMP44x temperature sensor + +maintainers: + - Guenter Roeck <linux@roeck-us.net> + +description: | + ±1°C Remote and Local temperature sensor + https://www.ti.com/lit/ds/symlink/tmp422.pdf + +properties: + compatible: + enum: + - ti,tmp421 + - ti,tmp422 + - ti,tmp423 + - ti,tmp441 + - ti,tmp442 + reg: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + +required: + - compatible + - reg + +additionalProperties: false + +patternProperties: + "^channel@([0-3])$": + type: object + description: | + Represents channels of the device and their specific configuration. + + properties: + reg: + description: | + The channel number. 0 is local channel, 1-3 are remote channels + items: + minimum: 0 + maximum: 3 + + label: + description: | + A descriptive name for this channel, like "ambient" or "psu". + + ti,n-factor: + description: | + The value (two's complement) to be programmed in the channel specific N correction register. + For remote channels only. + $ref: /schemas/types.yaml#/definitions/int32 + minimum: -128 + maximum: 127 + + required: + - reg + + additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@4c { + compatible = "ti,tmp422"; + reg = <0x4c>; + }; + }; + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + sensor@4c { + compatible = "ti,tmp422"; + reg = <0x4c>; + #address-cells = <1>; + #size-cells = <0>; + + channel@0 { + reg = <0x0>; + ti,n-factor = <0x1>; + label = "local"; + }; + + channel@1 { + reg = <0x1>; + ti,n-factor = <0x0>; + label = "somelabel"; + }; + + channel@2 { + reg = <0x2>; + status = "disabled"; + }; + }; + }; |