Subject: Re: [PATCH 1/3] dt-bindings: power: Add power-domains-child-ids property

From: Kevin Hilman <[email-masked]>
Date: Wed, 11 Mar 2026 14:34:07 -0700

"Rob Herring (Arm)" <[email-masked]> writes:

> On Tue, 10 Mar 2026 17:19:23 -0700, Kevin Hilman (TI) wrote:
>> Add binding documentation for the new power-domains-child-ids property,
>> which works in conjunction with the existing power-domains property to
>> establish parent-child relationships between a multi-domain power domain
>> provider and external parent domains.
>> 
>> Each element in the uint32 array identifies the child domain
>> ID (index) within the provider that should be made a child domain of
>> the corresponding phandle entry in power-domains. The two arrays must
>> have the same number of elements.
>> 
>> Signed-off-by: Kevin Hilman (TI) <[email-masked]>
>> ---
>>  Documentation/devicetree/bindings/power/power-domain.yaml | 35 +++++++++++++++++++++++++++++++++++
>>  1 file changed, 35 insertions(+)
>> 
>
> My bot found errors running 'make dt_binding_check' on your patch:
>
> yamllint warnings/errors:
>
> dtschema/dtc warnings/errors:
> Documentation/devicetree/bindings/power/power-domain.example.dts:136.13-26: Warning (reg_format): /example-3/protocol@11:reg: property has invalid length (4 bytes) (#address-cells == 1, #size-cells == 1)
> Documentation/devicetree/bindings/power/power-domain.example.dtb: Warning (pci_device_reg): Failed prerequisite 'reg_format'
> Documentation/devicetree/bindings/power/power-domain.example.dtb: Warning (pci_device_bus_num): Failed prerequisite 'reg_format'
> Documentation/devicetree/bindings/power/power-domain.example.dtb: Warning (simple_bus_reg): Failed prerequisite 'reg_format'
> Documentation/devicetree/bindings/power/power-domain.example.dtb: Warning (i2c_bus_reg): Failed prerequisite 'reg_format'
> Documentation/devicetree/bindings/power/power-domain.example.dtb: Warning (spi_bus_reg): Failed prerequisite 'reg_format'

Noted, and fix will be included in next rev.

Kevin