Re: [PATCH v3 2/2] dt-bindings: hwmon: pmbus: mps,mpq8785: add #thermal-sensor-cells

[Conor Dooley]

On Thu, Oct 01, 2026 at 11:47:40PM +0200, Vincent Jardin via B4 Relay wrote:
> From: Vincent Jardin <vjardin@xxxxxxx>
> 
> Each device of this binding has a single temperature sensor: the
> internal sensor of its die, which the device also uses for its
> over-temperature protection. It is read over PMBus with
> READ_TEMPERATURE_1 (8Dh). The sensor is internal, not an input:
> none of these devices has a pin for an external temperature sensor.
> 
> Allow a thermal zone to use the device as its sensor, to monitor the
> regulator's temperature. With a single sensor per device, no cell is
> needed.
> 
> The MPM82504 has four channels, each with its own PMBus address set by
> its own ADDR pin, so each channel is described by its own node.
> 
> Signed-off-by: Vincent Jardin <vjardin@xxxxxxx>

Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
pw-bot: not-applicable

> ---
>  Documentation/devicetree/bindings/hwmon/pmbus/mps,mpq8785.yaml | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/hwmon/pmbus/mps,mpq8785.yaml b/Documentation/devicetree/bindings/hwmon/pmbus/mps,mpq8785.yaml
> index d7a32fb3b7af..6257a8030e53 100644
> --- a/Documentation/devicetree/bindings/hwmon/pmbus/mps,mpq8785.yaml
> +++ b/Documentation/devicetree/bindings/hwmon/pmbus/mps,mpq8785.yaml
> @@ -34,6 +34,9 @@ properties:
>      maximum: 4095
>      default: 706
>  
> +  "#thermal-sensor-cells":
> +    const: 0
> +
>  required:
>    - compatible
>    - reg
> 
> -- 
> 2.43.0
> 
>

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