linux-kernel - Re: [PATCH v3 2/2] dt-bindings: soc: ti: pruss: Add documentation for PA

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Date: Thu, 27 Jun 2024 09:45:38 -0500
From: Nishanth Menon <nm@...com>
To: MD Danish Anwar <danishanwar@...com>
CC: Suman Anna <s-anna@...com>, Conor Dooley <conor+dt@...nel.org>,
        Krzysztof
 Kozlowski <krzk+dt@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Santosh
 Shilimkar <ssantosh@...nel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        <srk@...com>, Vignesh Raghavendra <vigneshr@...com>,
        Roger Quadros
	<rogerq@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v3 2/2] dt-bindings: soc: ti: pruss: Add documentation
 for PA_STATS support

On 21:03-20240625, MD Danish Anwar wrote:
> Add documentation for pa-stats node which is syscon regmap for
> PA_STATS registers. This will be used to dump statistics maintained by
> ICSSG firmware.
> 
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Signed-off-by: MD Danish Anwar <danishanwar@...com>
> ---
>  .../devicetree/bindings/soc/ti/ti,pruss.yaml  | 20 +++++++++++++++++++
>  1 file changed, 20 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/soc/ti/ti,pruss.yaml b/Documentation/devicetree/bindings/soc/ti/ti,pruss.yaml
> index c402cb2928e8..3cb1471cc6b6 100644
> --- a/Documentation/devicetree/bindings/soc/ti/ti,pruss.yaml
> +++ b/Documentation/devicetree/bindings/soc/ti/ti,pruss.yaml
> @@ -278,6 +278,26 @@ patternProperties:
>  
>      additionalProperties: false
>  
> +  ^pa-stats@[a-f0-9]+$:
> +    description: |
> +      PA-STATS sub-module represented as a SysCon. PA_STATS is a set of
> +      registers where different statistics related to ICSSG, are dumped by
> +      ICSSG firmware. This syscon sub-module will help the device to
> +      access/read/write those statistics.
> +
> +    type: object
> +
> +    additionalProperties: false
> +
> +    properties:
> +      compatible:
> +        items:
> +          - const: ti,pruss-pa-st
> +          - const: syscon
> +
> +      reg:
> +        maxItems: 1
> +

Is this a patch in a driver series? I do not see the driver part..
if this is a memory map, why doesn't bus model work?


>    interrupt-controller@[a-f0-9]+$:
>      description: |
>        PRUSS INTC Node. Each PRUSS has a single interrupt controller instance
> -- 
> 2.34.1
> 

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D