linux-kernel - Re: [PATCH 2/3] dt-bindings: mtd: ti,elm: Add support for AM64 ELM

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Date:   Thu, 24 Mar 2022 19:26:45 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Roger Quadros <rogerq@...nel.org>, miquel.raynal@...tlin.com,
        robh+dt@...nel.org
Cc:     richard@....at, vigneshr@...com, kishon@...com, nm@...com,
        linux-mtd@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] dt-bindings: mtd: ti,elm: Add support for AM64 ELM

On 23/03/2022 12:18, Roger Quadros wrote:
> TI's AM64 SoC has the Error Locator Module. Add compatible and
> related properties to support ELM on AM64 SoC.
> 
> Signed-off-by: Roger Quadros <rogerq@...nel.org>
> ---
>  .../devicetree/bindings/mtd/ti,elm.yaml       | 27 ++++++++++++++++++-
>  1 file changed, 26 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/mtd/ti,elm.yaml b/Documentation/devicetree/bindings/mtd/ti,elm.yaml
> index 24ed0fb84204..bc01d35ce605 100644
> --- a/Documentation/devicetree/bindings/mtd/ti,elm.yaml
> +++ b/Documentation/devicetree/bindings/mtd/ti,elm.yaml
> @@ -17,7 +17,9 @@ description:
>  properties:
>    compatible:
>      items:
> -      - const: ti,am3352-elm
> +      - enum:
> +          - ti,am3352-elm
> +          - ti,am64-elm
>  
>    reg:
>      maxItems: 1
> @@ -25,6 +27,17 @@ properties:
>    interrupts:
>      maxItems: 1
>  
> +  clocks:
> +    maxItems: 1
> +    description: Functional clock.
> +
> +  clock-names:
> +    items:
> +      - const: fck
> +
> +  power-domains:
> +    maxItems: 1
> +
>    ti,hwmods:
>      description:
>        Name of the HWMOD associated with ELM. This is for legacy
> @@ -37,6 +50,18 @@ required:
>    - reg
>    - interrupts
>  
> +allOf:
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: ti,am64-elm
> +    then:
> +      required:
> +        - clocks
> +        - clock-names
> +        - power-domains

Are these new properties also valid for am3352?

> +
>  additionalProperties: false
>  
>  examples:


Best regards,
Krzysztof