linux-kernel - Re: [PATCH v4 2/6] dt-bindings: arm: optee: add interrupt property

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Message-ID: <87a6lesjaj.wl-maz@kernel.org>
Date:   Wed, 18 Aug 2021 19:24:20 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     Jens Wiklander <jens.wiklander@...aro.org>
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        op-tee@...ts.trustedfirmware.org, devicetree@...r.kernel.org,
        linux-doc@...r.kernel.org, Jerome Forissier <jerome@...issier.org>,
        Etienne Carriere <etienne.carriere@...aro.org>,
        Sumit Garg <sumit.garg@...aro.org>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Jonathan Corbet <corbet@....net>,
        Ard Biesheuvel <ardb@...nel.org>
Subject: Re: [PATCH v4 2/6] dt-bindings: arm: optee: add interrupt property

On Wed, 18 Aug 2021 11:18:45 +0100,
Jens Wiklander <jens.wiklander@...aro.org> wrote:
> 
> Adds an optional interrupt property to the optee binding.
> 
> Signed-off-by: Jens Wiklander <jens.wiklander@...aro.org>
> ---
>  .../devicetree/bindings/arm/firmware/linaro,optee-tz.yaml  | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml b/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml
> index c24047c1fdd5..40c9f1901e3f 100644
> --- a/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml
> +++ b/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml
> @@ -24,6 +24,12 @@ properties:
>    compatible:
>      const: linaro,optee-tz
>  
> +  interrupts:
> +    maxItems: 1
> +    description: |
> +      This interrupt which is used to signal an event by the secure world
> +      software is expected to be edge-triggered.
> +
>    method:
>      enum: [smc, hvc]
>      description: |
> @@ -46,6 +52,7 @@ examples:
>          optee  {
>              compatible = "linaro,optee-tz";
>              method = "smc";
> +            interrupts = <0 187 1>;
>          };
>      };
>  

Acked-by: Marc Zyngier <maz@...nel.org>

	M.

-- 
Without deviation from the norm, progress is not possible.