Commit 247a80fd authored by Farouk Bouabid's avatar Farouk Bouabid Committed by Guenter Roeck
Browse files

dt-bindings: hwmon: add support for ti,amc6821



Add dt-bindings for amc6821 intelligent temperature monitor and
pulse-width modulation (PWM) fan controller.

Reviewed-by: default avatarRob Herring (Arm) <robh@kernel.org>
Signed-off-by: default avatarFarouk Bouabid <farouk.bouabid@cherry.de>
Message-ID: <20240906-dev-mule-i2c-mux-v8-3-dbd28a150e41@cherry.de>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent ff140456
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/hwmon/ti,amc6821.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: AMC6821 Intelligent Temperature Monitor and PWM Fan Controller

maintainers:
  - Farouk Bouabid <farouk.bouabid@cherry.de>
  - Quentin Schulz <quentin.schulz@cherry.de>

description:
  Intelligent temperature monitor and pulse-width modulation (PWM) fan
  controller.

properties:
  compatible:
    oneOf:
      - items:
          - const: tsd,mule
          - const: ti,amc6821
      - const: ti,amc6821

  reg:
    maxItems: 1

  i2c-mux:
    type: object

required:
  - compatible
  - reg

if:
  properties:
    compatible:
      contains:
        const: tsd,mule

then:
  required:
    - i2c-mux

additionalProperties: false

examples:
  - |
    i2c {
        #address-cells = <1>;
        #size-cells = <0>;

        fan@18 {
            compatible = "ti,amc6821";
            reg = <0x18>;
        };
    };

  - |
    i2c {
        #address-cells = <1>;
        #size-cells = <0>;

        fan@18 {
            compatible = "tsd,mule", "ti,amc6821";
            reg = <0x18>;

            i2c-mux {
                compatible = "tsd,mule-i2c-mux";
                #address-cells = <1>;
                #size-cells = <0>;

                i2c@0 {
                    reg = <0x0>;
                    #address-cells = <1>;
                    #size-cells = <0>;

                    rtc@6f {
                        compatible = "isil,isl1208";
                        reg = <0x6f>;
                    };
                };
            };
        };
    };
...
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@@ -357,8 +357,6 @@ properties:
          - swir,mangoh-iotport-spi
            # Ambient Light Sensor with SMBUS/Two Wire Serial Interface
          - taos,tsl2550
            # Temperature Monitoring and Fan Control
          - ti,amc6821
            # Temperature and humidity sensor with i2c interface
          - ti,hdc1000
            # Temperature and humidity sensor with i2c interface