Re: [PATCH 2/3] dt-bindings: Add CTF2301 devicetree bindings

[Rob Herring <robh@kernel.org>]

On Tue, Sep 16, 2025 at 12:46:45PM +0800, Troy Mitchell wrote:
> Add dt-binding for the hwmon driver of Sensylink's CTF2301 chip.
> 
> Signed-off-by: Troy Mitchell <troy.mitchell@linux.dev>
> ---
>  .../bindings/hwmon/sensylink,ctf2301.yaml          | 49 ++++++++++++++++++++++
>  1 file changed, 49 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/hwmon/sensylink,ctf2301.yaml b/Documentation/devicetree/bindings/hwmon/sensylink,ctf2301.yaml
> new file mode 100644
> index 0000000000000000000000000000000000000000..fe98f5b578320bc1b43ff88f76667990821a88f7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/sensylink,ctf2301.yaml
> @@ -0,0 +1,49 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/hwmon/sensylink,ctf2301.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sensylink CTF2301 system-level thermal management solution chip
> +
> +maintainers:
> +  - Troy Mitchell <troy.mitchell@linux.dev>
> +
> +allOf:
> +  - $ref: hwmon-common.yaml#
> +
> +description: |
> +  The CTF2301B is an I2C/SMBus compatible device featuring:
> +    - One local temperature sensor with ±0.5°C accuracy and 0.0625°C resolution.
> +    - One remote temperature sensor for external diode-connected transistors, offering ±1°C accuracy and 0.125°C resolution (temperature range: -40°C to +125°C).

Wrap at 80 chars.

> +    - An integrated PWM fan controller.
> +    - A 1-channel fan speed monitor (TACH input) for RPM measurement.
> +
> +  Datasheets:
> +    https://www.sensylink.com/upload/1/net.sensylink.portal/1689557281035.pdf
> +
> +properties:
> +  compatible:
> +    const:
> +      - sensylink,ctf2301
> +
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        ctf2301@4c {
> +            compatible = "sensylink,ctf2301";
> +            reg = <0x4c>;
> +        };
> +    };
> 
> -- 
> 2.51.0
>