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Some devices can operate in an extended temperature mode. Therefore add a boolean ti,extended-range-enable to be able to select this feature in the device tree node. Also make sure that this feature can only be enabled for the devices supporting this feature. Signed-off-by: Holger Brunck <holger.brunck@hitachienergy.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20220517135614.8185-1-holger.brunck@hitachienergy.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
97 lines
1.9 KiB
YAML
97 lines
1.9 KiB
YAML
# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/hwmon/national,lm90.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: LM90 series thermometer
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maintainers:
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- Jean Delvare <jdelvare@suse.com>
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- Guenter Roeck <linux@roeck-us.net>
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properties:
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compatible:
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enum:
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- adi,adm1032
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- adi,adt7461
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- adi,adt7461a
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- dallas,max6646
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- dallas,max6647
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- dallas,max6649
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- dallas,max6657
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- dallas,max6658
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- dallas,max6659
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- dallas,max6680
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- dallas,max6681
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- dallas,max6695
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- dallas,max6696
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- gmt,g781
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- national,lm86
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- national,lm89
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- national,lm90
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- national,lm99
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- nxp,sa56004
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- onnn,nct1008
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- ti,tmp451
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- ti,tmp461
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- winbond,w83l771
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interrupts:
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items:
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- description: |
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Single interrupt specifier which describes the LM90 "-ALERT" pin
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output.
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reg:
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maxItems: 1
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"#thermal-sensor-cells":
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const: 1
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vcc-supply:
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description: phandle to the regulator that provides the +VCC supply
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ti,extended-range-enable:
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description: Set to enable extended range temperature.
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type: boolean
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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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not:
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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,adt7461
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- adi,adt7461a
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- ti,tmp451
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- ti,tmp461
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then:
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properties:
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ti,extended-range-enable: false
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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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 = "onnn,nct1008";
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reg = <0x4c>;
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vcc-supply = <&palmas_ldo6_reg>;
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interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
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#thermal-sensor-cells = <1>;
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};
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};
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