[PATCH v6 5/7] dt-bindings: hwmon: max31790: Document address and size cells

Rob Herring robh at kernel.org
Fri Sep 19 09:01:29 AEST 2025


On Thu, Sep 18, 2025 at 01:04:00PM -0500, Eddie James wrote:
> Since fan properties can include reg, the fan controller should be
> able to specify address-cells and size-cells properties.
> 
> Signed-off-by: Eddie James <eajames at linux.ibm.com>
> ---
>  Documentation/devicetree/bindings/hwmon/maxim,max31790.yaml | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/hwmon/maxim,max31790.yaml b/Documentation/devicetree/bindings/hwmon/maxim,max31790.yaml
> index b2dc813b1ab44..42e7030360f1c 100644
> --- a/Documentation/devicetree/bindings/hwmon/maxim,max31790.yaml
> +++ b/Documentation/devicetree/bindings/hwmon/maxim,max31790.yaml
> @@ -35,6 +35,12 @@ properties:
>    resets:
>      maxItems: 1
>  
> +  '#address-cells':
> +    const: 1
> +
> +  '#size-cells':
> +    const: 0
> +

As I explained, this is wrong if the child nodes don't have an address 
and are named "fan-[0-9]" which they are.

>    "#pwm-cells":
>      const: 1
>  
> -- 
> 2.51.0
> 


More information about the Linux-aspeed mailing list