linux-kernel - Re: [PATCH] dt-bindings: firmware: arm,scmi: support system power protocol

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Date: Thu, 29 Feb 2024 13:59:36 +0000
From: Sudeep Holla <sudeep.holla@....com>
To: Peng Fan <peng.fan@....com>
Cc: Cristian Marussi <cristian.marussi@....com>,
	"Peng Fan (OSS)" <peng.fan@....nxp.com>,
	Sudeep Holla <sudeep.holla@....com>,
	"robh@...nel.org" <robh@...nel.org>,
	"krzysztof.kozlowski+dt@...aro.org" <krzysztof.kozlowski+dt@...aro.org>,
	"conor+dt@...nel.org" <conor+dt@...nel.org>,
	"linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] dt-bindings: firmware: arm,scmi: support system power
 protocol

On Tue, Feb 27, 2024 at 01:01:41AM +0000, Peng Fan wrote:
> > Subject: Re: [PATCH] dt-bindings: firmware: arm,scmi: support system power
> > protocol
> >
> > On Mon, Feb 26, 2024 at 01:28:31PM +0000, Cristian Marussi wrote:
> > > On Mon, Feb 26, 2024 at 09:02:43PM +0800, Peng Fan (OSS) wrote:
> > > > From: Peng Fan <peng.fan@....com>
> > > >
> > > > Add SCMI System Power Protocol bindings, and the protocol id is 0x12.
> > > >
> > > Hi,
> > >
> > > yes this is something I spotted in the past it was missing and I
> > > posted a similar patch but I was told that a protocol node without any
> > > specific additional properties is already being described by the
> > > general protocol node described above.
> 
> Without this patch, there is dtbs_check warning.
> 
> scmi: 'protocol@12' does not match any of the regexes: 'pinctrl-[0-9]+'
> from schema $id: http://devicetree.org/schemas/firmware/arm,scmi.yaml#
> 

Why are you adding protocol@12 to the device tree ? Does it have a
dedicated channel ? If not, you shouldn't need to add it.

-- 
Regards,
Sudeep