linux-kernel - Re: [RESEND PATCH v4] dt-bindings: hwmon: Add MAX6639

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Message-ID: <20230912151316.GA809732-robh@kernel.org>
Date:   Tue, 12 Sep 2023 10:13:16 -0500
From:   Rob Herring <robh@...nel.org>
To:     Naresh Solanki <naresh.solanki@...ements.com>
Cc:     Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.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: [RESEND PATCH v4] dt-bindings: hwmon: Add MAX6639

On Thu, Aug 31, 2023 at 11:24:03AM +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>
> ---
> Changes in V4:
> - Drop property pulses-per-revolution
> Changes in V3:
> - Update title
> - Add pulses-per-revolution, supplies & interrupts
> Changes in V2:
> - Update subject
> - Drop blank lines
> ---
>  .../bindings/hwmon/maxim,max6639.yaml         | 52 +++++++++++++++++++
>  1 file changed, 52 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml
> 
> diff --git a/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml b/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml
> new file mode 100644
> index 000000000000..9c06a61d57c9
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml
> @@ -0,0 +1,52 @@
> +# 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.

Still a fan property, not a fan controller property. 

Please participate in the discussion with Billy on common fan binding.

Rob