linux-kernel - Re: [PATCH 1/3] ASoC: dt-bindings: fsl,xcvr: Adjust the number of interrupts

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Date: Wed, 26 Jun 2024 11:22:57 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Shengjiu Wang <shengjiu.wang@....com>, lgirdwood@...il.com,
 broonie@...nel.org, robh@...nel.org, krzk+dt@...nel.org,
 conor+dt@...nel.org, shengjiu.wang@...il.com, linux-sound@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
 festevam@...il.com, imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 1/3] ASoC: dt-bindings: fsl,xcvr: Adjust the number of
 interrupts

On 25/06/2024 06:56, Shengjiu Wang wrote:
> On i.MX8MP, there are 3 interrupts, the third interrupt is
> SPDIF wakeup interrupt from PHY
> 
> Add ref: dai-common.yaml for #sound-dai-cells is needed and
> XCVR is a DAI device.
> 
> Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>
> ---
>  Documentation/devicetree/bindings/sound/fsl,xcvr.yaml | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/sound/fsl,xcvr.yaml b/Documentation/devicetree/bindings/sound/fsl,xcvr.yaml
> index 197ae8ba9c30..7470866e11c6 100644
> --- a/Documentation/devicetree/bindings/sound/fsl,xcvr.yaml
> +++ b/Documentation/devicetree/bindings/sound/fsl,xcvr.yaml
> @@ -42,6 +42,7 @@ properties:
>      items:
>        - description: WAKEUPMIX Audio XCVR Interrupt 1
>        - description: WAKEUPMIX Audio XCVR Interrupt 2
> +      - description: SPDIF wakeup interrupt from PHY
>      minItems: 1
>  
>    clocks:
> @@ -88,6 +89,7 @@ required:
>    - dma-names
>  
>  allOf:
> +  - $ref: dai-common.yaml#
>    - if:
>        properties:
>          compatible:
> @@ -112,7 +114,7 @@ allOf:
>      else:
>        properties:
>          interrupts:
> -          maxItems: 1
> +          maxItems: 3

I have doubts this was tested. The existing example should fail,
although I did not see any reports. Not sure why.

Best regards,
Krzysztof