linux-kernel - Re: [PATCH net-next 1/2] dt-bindings: dpll: Add clock ID property

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Message-ID: <47cf42a2-bc8e-4ed8-8619-79975b95230f@lunn.ch>
Date: Tue, 5 Aug 2025 17:31:53 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Ivan Vecera <ivecera@...hat.com>
Cc: Krzysztof Kozlowski <krzk@...nel.org>, netdev@...r.kernel.org,
	Vadim Fedorenko <vadim.fedorenko@...ux.dev>,
	Arkadiusz Kubalewski <arkadiusz.kubalewski@...el.com>,
	Jiri Pirko <jiri@...nulli.us>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Prathosh Satish <Prathosh.Satish@...rochip.com>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	Michal Schmidt <mschmidt@...hat.com>, Petr Oros <poros@...hat.com>
Subject: Re: [PATCH net-next 1/2] dt-bindings: dpll: Add clock ID property

> Like this?
> 
> diff --git a/Documentation/devicetree/bindings/dpll/dpll-device.yaml
> b/Documentation/devicetree/bindings/dpll/dpll-device.yaml
> index fb8d7a9a3693f..798c5484657cf 100644
> --- a/Documentation/devicetree/bindings/dpll/dpll-device.yaml
> +++ b/Documentation/devicetree/bindings/dpll/dpll-device.yaml
> @@ -27,11 +27,41 @@ properties:
>    "#size-cells":
>      const: 0
> 
> -  dpll-types:
> -    description: List of DPLL channel types, one per DPLL instance.
> -    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
> -    items:
> -      enum: [pps, eec]
> +  channels:
> +    type: object
> +    description: DPLL channels
> +    unevaluatedProperties: false
> +
> +    properties:
> +      "#address-cells":
> +        const: 1
> +      "#size-cells":
> +        const: 0
> +
> +    patternProperties:
> +      "^channel@[0-9a-f]+$":
> +        type: object
> +        description: DPLL channel
> +        unevaluatedProperties: false
> +
> +        properties:
> +          reg:
> +            description: Hardware index of the DPLL channel
> +            maxItems: 1
> +
> +          dpll-type:
> +            description: DPLL channel type
> +            $ref: /schemas/types.yaml#/definitions/string
> +            enum: [pps, eec]
> +
> +          ethernet-handle:
> +            description:
> +              Specifies a reference to a node representing an Ethernet
> device
> +              that uses this channel to synchronize its hardware clock.
> +            $ref: /schemas/types.yaml#/definitions/phandle
> +
> +        required:
> +          - reg

Yes, but i will leave the DT Maintainers to give it a deeper review,
but this what i meant. And it makes your dpll-type much easier to
handle.

	Andrew