[PATCH v9 3/7] dt-bindings: i3c: Add NXP P3H2x4x i3c-hub support

[Rob Herring (Arm)]

On Mon, 20 Apr 2026 16:22:18 +0530, Lakshay Piplani wrote:
> From: Aman Kumar Pandey <aman.kumarpandey at nxp.com>
> 
> Add bindings for the NXP P3H2x4x (P3H2440/P3H2441/P3H2840/P3H2841)
> multiport I3C hub family. These devices connect to a host via
> I3C/I2C/SMBus and allow communication with multiple downstream
> peripherals.
> 
> Signed-off-by: Aman Kumar Pandey <aman.kumarpandey at nxp.com>
> Signed-off-by: Vikash Bansal <vikash.bansal at nxp.com>
> Signed-off-by: Lakshay Piplani <lakshay.piplani at nxp.com>
> 
> ---
> Changes in v9:
>  - Referenced i3c.yaml and i2c-controller.yaml for child nodes
>  - Dropped unnecessary #address-cells and #size-cells from child nodes
> 
> Changes in v8:
>  - Add compatible in i3c example
> 
> Changes in v7:
>  - Fix schema validation issues
>  - Adjust required properties
>  - Add I2C example
> 
> Changes in v6:
>  - Use a vendor prefix for the attributes
> 
> Changes in v5:
>  - Removed SW properties: cp0-ldo-microvolt,cp1-ldo-microvolt,
>    tp0145-ldo-microvolt, tp2367-ldo-microvolt
>  - Changed supply entries and its descriptions
> 
> Changes in v4:
>  - Fixed DT binding check warning
>  - Removed SW properties: ibi-enable, local-dev, and always-enable
> 
> Changes in v3:
>  - Added MFD (Multi-Function Device) support for I3C hub and on-die regulator
>  - Added Regulator supply node
> 
> Changes in v2:
>  - Fixed DT binding check warning
>  - Revised logic for parsing DTS nodes
> ---
> ---
>  .../devicetree/bindings/i3c/nxp,p3h2840.yaml  | 291 ++++++++++++++++++
>  MAINTAINERS                                   |   9 +
>  2 files changed, 300 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/i3c/nxp,p3h2840.yaml
> 

Reviewed-by: Rob Herring (Arm) <robh at kernel.org>