linux-kernel - Re: [PATCH 3/7] dt-bindings: i2c: document st,stm32mp25-i2c compatible

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Date:   Wed, 29 Nov 2023 14:23:32 +0000
From:   Conor Dooley <conor@...nel.org>
To:     Alain Volmat <alain.volmat@...s.st.com>
Cc:     Andi Shyti <andi.shyti@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Pierre-Yves MORDRET <pierre-yves.mordret@...s.st.com>,
        linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/7] dt-bindings: i2c: document st,stm32mp25-i2c
 compatible

On Wed, Nov 29, 2023 at 01:59:12PM +0100, Alain Volmat wrote:
> Add a new compatible st,stm32mp25-i2c for the STM32MP25 series which
> has only one interrupt line for both events and errors and differs in
> term of handling of FastModePlus.
> 
> Signed-off-by: Alain Volmat <alain.volmat@...s.st.com>
> ---
>  .../devicetree/bindings/i2c/st,stm32-i2c.yaml | 49 +++++++++++++++----
>  1 file changed, 39 insertions(+), 10 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml b/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml
> index 94b75d9f66cd..6a69bb6de23e 100644
> --- a/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml
> +++ b/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml
> @@ -19,6 +19,7 @@ allOf:
>                - st,stm32f7-i2c
>                - st,stm32mp13-i2c
>                - st,stm32mp15-i2c
> +              - st,stm32mp25-i2c
>      then:
>        properties:
>          i2c-scl-rising-time-ns:
> @@ -41,6 +42,43 @@ allOf:
>          clock-frequency:
>            enum: [100000, 400000]
>  
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - st,stm32f4-i2c
> +              - st,stm32f7-i2c
> +              - st,stm32mp13-i2c
> +              - st,stm32mp15-i2c
> +    then:
> +      properties:
> +        interrupts:
> +          items:
> +            - description: interrupt ID for I2C event
> +            - description: interrupt ID for I2C error
> +
> +        interrupt-names:
> +          items:
> +            - const: event
> +            - const: error
> +

> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - st,stm32mp25-i2c
> +    then:

Should this not just be "else:"?

> +      properties:
> +        interrupts:
> +          items:
> +            - description: common interrupt for events and errors
> +
> +        interrupt-names:
> +          items:
> +            - const: event
> +

Cheers,
Conor.

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