linux-kernel - Re: [PATCH v3 1/2] dt-bindings: crypto: ti,sa2ul: make power-domains conditional

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Date:   Mon, 19 Jun 2023 21:27:33 +0100
From:   Conor Dooley <conor@...nel.org>
To:     Kamlesh Gurudasani <kamlesh@...com>
Cc:     Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Jayesh Choudhary <j-choudhary@...com>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/2] dt-bindings: crypto: ti,sa2ul: make power-domains
 conditional

On Mon, Jun 19, 2023 at 06:58:47PM +0530, Kamlesh Gurudasani wrote:
> Devices specific to compatible ti,am62-sa3ul don't have control over
> power of SA3UL from main domain.
> 
> "power-domains" property in crypto node tries to access
> the SA3UL power, for which it gets NACK and hence, driver doesn't
> probe properly for those particular devices.
> 
> Make "power-domains" property as false for devices with
> compatible ti,am62-sa3ul.
> 
> Signed-off-by: Kamlesh Gurudasani <kamlesh@...com>
> ---
>  Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml | 14 +++++++++++++-
>  1 file changed, 13 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml b/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml
> index 77ec8bc70bf7..88c8ee8821d4 100644
> --- a/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml
> +++ b/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml
> @@ -66,10 +66,22 @@ patternProperties:
>  required:
>    - compatible
>    - reg
> -  - power-domains
>    - dmas
>    - dma-names
>  
> +allOf:
> +  - if:
> +      properties:
> +        compatible:
> +          items:

The usual pattern here is s/items/contains/. With that,
Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>

Cheers,
Conor.

> +            const: ti,am62-sa3ul
> +    then:
> +      properties:
> +        power-domains: false
> +    else:
> +      required:
> +        - power-domains
> +
>  additionalProperties: false
>  
>  examples:
> 
> -- 
> 2.34.1
> 

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