linux-kernel - RE: [PATCH net-next 01/12] dt-bindings: ptp: add bindings for NETC Timer

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Message-ID:
 <PAXPR04MB85109EE6F29A1D80CF3F367A8854A@PAXPR04MB8510.eurprd04.prod.outlook.com>
Date: Mon, 14 Jul 2025 09:11:00 +0000
From: Wei Fang <wei.fang@....com>
To: Krzysztof Kozlowski <krzk@...nel.org>
CC: "F.S. Peng" <fushi.peng@....com>, "devicetree@...r.kernel.org"
	<devicetree@...r.kernel.org>, "netdev@...r.kernel.org"
	<netdev@...r.kernel.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "imx@...ts.linux.dev" <imx@...ts.linux.dev>,
	"robh@...nel.org" <robh@...nel.org>, "krzk+dt@...nel.org"
	<krzk+dt@...nel.org>, "conor+dt@...nel.org" <conor+dt@...nel.org>,
	"richardcochran@...il.com" <richardcochran@...il.com>, Claudiu Manoil
	<claudiu.manoil@....com>, Vladimir Oltean <vladimir.oltean@....com>, Clark
 Wang <xiaoning.wang@....com>, "andrew+netdev@...n.ch"
	<andrew+netdev@...n.ch>, "davem@...emloft.net" <davem@...emloft.net>,
	"edumazet@...gle.com" <edumazet@...gle.com>, "kuba@...nel.org"
	<kuba@...nel.org>, "pabeni@...hat.com" <pabeni@...hat.com>
Subject: RE: [PATCH net-next 01/12] dt-bindings: ptp: add bindings for NETC
 Timer

> >>> +  nxp,pps-channel:
> >>> +    $ref: /schemas/types.yaml#/definitions/uint8
> >>> +    default: 0
> >>> +    description:
> >>> +      Specifies to which fixed interval period pulse generator is
> >>> +      used to generate PPS signal.
> >>> +    enum: [0, 1, 2]
> >>
> >> Cell phandle tells that. Drop property.
> >
> > Sorry, I do not understand what you mean, could you explain it in more
> > detail?
> 
> Use phandle cells for that - look at other PTP bindings.

Sorry, I did not find a reference in other PTP bindings. If I understand
correctly, you mean I should add a specific cells property to this doc
as follows, correct?

"#nxp,pps-channel-cells":
    description: |
      Specifies to which fixed interval period pulse generator is
      used to generate PPS signal.
    $ref: /schemas/types.yaml#/definitions/uint32
    const: 1