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

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Date: Mon, 26 Feb 2024 13:28:28 +0000
From: Cristian Marussi <cristian.marussi@....com>
To: "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc: sudeep.holla@....com, robh@...nel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, Peng Fan <peng.fan@....com>
Subject: Re: [PATCH] dt-bindings: firmware: arm,scmi: support system power
 protocol

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.

Thanks,
Cristian

> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
>  Documentation/devicetree/bindings/firmware/arm,scmi.yaml | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/firmware/arm,scmi.yaml b/Documentation/devicetree/bindings/firmware/arm,scmi.yaml
> index 4591523b51a0..d99f1577476e 100644
> --- a/Documentation/devicetree/bindings/firmware/arm,scmi.yaml
> +++ b/Documentation/devicetree/bindings/firmware/arm,scmi.yaml
> @@ -141,6 +141,14 @@ properties:
>      required:
>        - '#power-domain-cells'
>  
> +  protocol@12:
> +    $ref: '#/$defs/protocol-node'
> +    unevaluatedProperties: false
> +
> +    properties:
> +      reg:
> +        const: 0x12
> +
>    protocol@13:
>      $ref: '#/$defs/protocol-node'
>      unevaluatedProperties: false
> -- 
> 2.37.1
>