Re: [PATCH v2 01/10] dt-bindings: mfd: common ROHM PMIC properties

[Rob Herring (Arm)]

On Tue, 04 Aug 2026 13:20:20 +0300, Matti Vaittinen wrote:
> From: Matti Vaittinen <mazziesaccount@xxxxxxxxx>
> 
> ROHM PMICs keep having similar functionalities from one generation to the
> next. Keeping the device-trees describing these functionalities similar
> helps users because:
>   1. They can re-use existing device-tree properties when switching from
>      one project, using a ROHM PMIC, to next project using newer
>      variant.
>   2. The users can find and re-use examples from old projects - even if
>      they never worked with ROHM PMICs before.
> Similarly, introducing new and different properties for same
> functionality previous variant had, will be adding confusion.
> 
> Sometimes the existing properties aren't 100% what reviewers would
> prefer. When issues are minor or just cosmetic, changing the existing
> properties is not feasible. Reviewers can't be expected to know which
> properties are new, and which are existing - and this can lead to
> unnecessary review discussion wasting time and energy from everyone.
> 
> Adding a common file for re-used ROHM PMIC properties should make it
> clearly visible that a property is re-used, when a new PMIC binding
> refers to this file instead of (re-)describing all the existing
> bindings. This will also help keeping the common properties identical
> across the variants.
> 
> Add new file listing commonly used ROHM PMIC properties.
> 
> Signed-off-by: Matti Vaittinen <mazziesaccount@xxxxxxxxx>
> 
> ---
> Revision history:
>  v2:
>   - New patch
> ---
>  .../bindings/mfd/rohm,pmic-pins.yaml          | 72 +++++++++++++++++++
>  1 file changed, 72 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mfd/rohm,pmic-pins.yaml
> 

Reviewed-by: Rob Herring (Arm) <robh@xxxxxxxxxx>