linux-kernel - Re: [PATCH v3 2/4] ASoC: dt-bindings: fsl,imx-asrc: update max interrupt numbers

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Date: Fri, 1 Mar 2024 07:30:45 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Frank Li <Frank.li@....com>
Cc: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
 Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
 Sascha Hauer <s.hauer@...gutronix.de>,
 Pengutronix Kernel Team <kernel@...gutronix.de>,
 Fabio Estevam <festevam@...il.com>, Shengjiu Wang <shengjiu.wang@....com>,
 linux-sound@...r.kernel.org, devicetree@...r.kernel.org,
 imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/4] ASoC: dt-bindings: fsl,imx-asrc: update max
 interrupt numbers

On 01/03/2024 05:03, Frank Li wrote:
> On Thu, Feb 29, 2024 at 10:44:42AM +0100, Krzysztof Kozlowski wrote:
>> On 28/02/2024 20:14, Frank Li wrote:
>>> fsl,imx8qxp-spdif and fsl,imx8qm-spdif have 2 interrupts. Other platforms
>>> have 1 interrupt.
>>>
>>> Increase max interrupt number to 2 and add restriction for platforms except
>>> i.MX8QXP and i.MX8QM.
>>>
>>> Signed-off-by: Frank Li <Frank.Li@....com>
>>> ---
>>>  .../devicetree/bindings/sound/fsl,spdif.yaml         | 20 +++++++++++++++++++-
>>>  1 file changed, 19 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/Documentation/devicetree/bindings/sound/fsl,spdif.yaml b/Documentation/devicetree/bindings/sound/fsl,spdif.yaml
>>> index 82430f1d5e5a2..785f7997eea82 100644
>>> --- a/Documentation/devicetree/bindings/sound/fsl,spdif.yaml
>>> +++ b/Documentation/devicetree/bindings/sound/fsl,spdif.yaml
>>> @@ -31,7 +31,8 @@ properties:
>>>      maxItems: 1
>>>  
>>>    interrupts:
>>> -    maxItems: 1
>>> +    minItems: 1
>>> +    maxItems: 2
>>>  
>>>    dmas:
>>>      items:
>>> @@ -100,6 +101,23 @@ required:
>>>  
>>>  additionalProperties: false
>>>  
>>> +allOf:
>>> +  - if:
>>> +      properties:
>>> +        compatible:
>>> +          enum:
>>> +            - fsl,imx35-spdif
>>> +            - fsl,vf610-spdif
>>> +            - fsl,imx6sx-spdif
>>> +            - fsl,imx8mq-spdif
>>> +            - fsl,imx8mm-spdif
>>> +            - fsl,imx8mn-spdif
>>> +            - fsl,imx8ulp-spdif
>>> +    then:
>>> +      properties:
>>> +        interrupts:
>>> +          maxItems: 1
>>
>> else:
>> minItems: 2
> 
> I think needn't 'else' here. Top have set to maxItems is 2. 

So explain why one item is correct here.


Best regards,
Krzysztof