linux-kernel - Re: [PATCH v2 1/5] dt-bindings: interrupt-controller: Update STM32 EXTI interrupt controller

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Date:   Thu, 16 Dec 2021 14:15:14 -0600
From:   Rob Herring <robh@...nel.org>
To:     Alexandre Torgue <alexandre.torgue@...s.st.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v2 1/5] dt-bindings: interrupt-controller: Update STM32
 EXTI interrupt controller

On Wed, Dec 15, 2021 at 11:58:43AM +0100, Alexandre Torgue wrote:
> Document new entry "st,exti-mapping" which links EXTI lines with GIC
> interrupt lines and add an include file to define EXTI interrupt type.
> 
> Signed-off-by: Alexandre Torgue <alexandre.torgue@...s.st.com>
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml b/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml
> index d19c881b4abc..e08bb51e97a8 100644
> --- a/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml
> +++ b/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml
> @@ -41,6 +41,17 @@ properties:
>      description:
>        Interrupts references to primary interrupt controller
>  
> +  st,exti-mapping:
> +    $ref: "/schemas/types.yaml#/definitions/uint32-matrix"
> +    description: |
> +            Define mapping between EXTI lines and GIC irq lines. Should be:
> +            st,exti-mapping = <EXTI_LINE GIC_IRQ EXTI_TYPE>, ...;
> +            With:
> +            - EXTI_LINE: EXTI line number.
> +            - GIC_IRQ: GIC IRQ associated to the EXTI line.
> +            - EXTI_TYPE: STM32_EXTI_TYPE_CONFIGURABLE or STM32_EXTI_TYPE_DIRECT.
> +              Defined in include/dt-bindings/interrupt-controller/stm32-exti.h

No custom properties for this. See[1][2][3].

Rob


[1] https://lore.kernel.org/all/20211122103032.517923-1-maz@kernel.org/
[2] https://lore.kernel.org/all/87k0g8jlmg.wl-maz@kernel.org/
[3] https://lore.kernel.org/all/CAL_JsqK2Shj6smam7HgNAmy3UG+vVQPkU3Q0OjyEHOEJB45n0A@mail.gmail.com/