linux-kernel - Re: [PATCH v3 1/2] dt-bindings: hwmon: Add MAX6639

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Date:   Wed, 9 Aug 2023 21:01:19 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Naresh Solanki <naresh.solanki@...ements.com>
Cc:     krzysztof.kozlowski+dt@...aro.org,
        Jean Delvare <jdelvare@...e.com>,
        Rob Herring <robh+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Marcello Sylvester Bauer <sylv@...v.io>,
        linux-hwmon@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/2] dt-bindings: hwmon: Add MAX6639

On Thu, Aug 03, 2023 at 04:43:59PM +0200, Naresh Solanki wrote:
> From: Marcello Sylvester Bauer <sylv@...v.io>
> 
> Add binding documentation for Maxim MAX6639 fan-speed controller.
> 
> Signed-off-by: Marcello Sylvester Bauer <sylv@...v.io>
> Signed-off-by: Naresh Solanki <Naresh.Solanki@...ements.com>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Applied to hwmon-next.

Thanks,
Guenter

> ---
> Changes in V3:
> - Update title
> - Add pulses-per-revolution, supplies & interrupts
> Changes in V2:
> - Update subject
> - Drop blank lines
> ---
>  .../bindings/hwmon/maxim,max6639.yaml         | 60 +++++++++++++++++++
>  1 file changed, 60 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml
> 
> 
> base-commit: cb7022b8976e3c4d12cea2e7bb820a2944e2fd7b
> 
> diff --git a/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml b/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml
> new file mode 100644
> index 000000000000..b3292061ca58
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml
> @@ -0,0 +1,60 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/hwmon/maxim,max6639.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Maxim MAX6639 Fan Controller
> +
> +maintainers:
> +  - Naresh Solanki <Naresh.Solanki@...ements.com>
> +
> +description: |
> +  The MAX6639 is a 2-channel temperature monitor with dual, automatic, PWM
> +  fan-speed controller.  It monitors its own temperature and one external
> +  diode-connected transistor or the temperatures of two external diode-connected
> +  transistors, typically available in CPUs, FPGAs, or GPUs.
> +
> +  Datasheets:
> +    https://datasheets.maximintegrated.com/en/ds/MAX6639-MAX6639F.pdf
> +
> +properties:
> +  compatible:
> +    enum:
> +      - maxim,max6639
> +
> +  reg:
> +    maxItems: 1
> +
> +  fan-supply:
> +    description: Phandle to the regulator that provides power to the fan.
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  pulses-per-revolution:
> +    description:
> +      Define the number of pulses per fan revolution for each tachometer
> +      input as an integer.
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [1, 2, 3, 4]
> +    default: 2
> +
> +required:
> +  - compatible
> +  - reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    i2c {
> +      #address-cells = <1>;
> +      #size-cells = <0>;
> +
> +      fan-controller@10 {
> +        compatible = "maxim,max6639";
> +        reg = <0x10>;
> +      };
> +    };
> +...