linux-kernel - Re: [PATCH V2 1/2] dt-bindings: arm: arm,scmi: add smc/hvc transports

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Date:   Thu, 13 Feb 2020 10:54:13 +0000
From:   Sudeep Holla <sudeep.holla@....com>
To:     peng.fan@....com
Cc:     robh+dt@...nel.org, mark.rutland@....com, viresh.kumar@...aro.org,
        f.fainelli@...il.com, linux-imx@....com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, andre.przywara@....com,
        Sudeep Holla <sudeep.holla@....com>
Subject: Re: [PATCH V2 1/2] dt-bindings: arm: arm,scmi: add smc/hvc transports

On Thu, Feb 13, 2020 at 11:58:49AM +0800, peng.fan@....com wrote:
> From: Peng Fan <peng.fan@....com>
> 
> SCMI could use SMC/HVC as tranports. Since there is no
> standardized id, we need to use vendor specific id. So
> add into devicetree binding doc.
> 
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
>  Documentation/devicetree/bindings/arm/arm,scmi.txt | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/arm,scmi.txt b/Documentation/devicetree/bindings/arm/arm,scmi.txt
> index f493d69e6194..dacc62dc248b 100644
> --- a/Documentation/devicetree/bindings/arm/arm,scmi.txt
> +++ b/Documentation/devicetree/bindings/arm/arm,scmi.txt
> @@ -25,6 +25,7 @@ The scmi node with the following properties shall be under the /firmware/ node.
>  	  protocol identifier for a given sub-node.
>  - #size-cells : should be '0' as 'reg' property doesn't have any size
>  	  associated with it.
> +- smc-id : SMC id required when using smc or hvc transports

IIUC, "arm,smc-id" is preferred more.

Why did you drop "arm,scmi-smc" ?

--
Regards,
Sudeep