RE: [EXTERNAL] Re: [PATCH v2 4/4] ASoc: dt-bindings: PCM6240: Add initial DT binding

["Ding, Shenghao" <shenghao-ding@xxxxxx>]

> -----Original Message-----
> From: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> Sent: Wednesday, January 31, 2024 12:18 AM
> To: Ding, Shenghao <shenghao-ding@xxxxxx>
> Cc: conor+dt@xxxxxxxxxx; robh+dt@xxxxxxxxxx;
> andriy.shevchenko@xxxxxxxxxxxxxxx; Lu, Kevin <kevin-lu@xxxxxx>; Xu, Baojun
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> Jonathan <jkhuang3@xxxxxx>; tiwai@xxxxxxx; Djuandi, Peter
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> Kanyana, Mukund <navada@xxxxxx>; Mark Brown <broonie@xxxxxxxxxx>
> Subject: Re: [EXTERNAL] Re: [PATCH v2 4/4] ASoc: dt-bindings: PCM6240:
> Add initial DT binding
> 
> On 29/01/2024 05: 43, Ding, Shenghao wrote: >> >> On Fri, Jan 26, 2024 at
> 09: 27: 47AM +0100, Krzysztof Kozlowski wrote: >>> On 26/01/2024 04: 58,
> Shenghao Ding wrote: >> >>>> + - if: >>>> + properties:
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> On 29/01/2024 05:43, Ding, Shenghao wrote:
> >>
> >> On Fri, Jan 26, 2024 at 09:27:47AM +0100, Krzysztof Kozlowski wrote:
> >>> On 26/01/2024 04:58, Shenghao Ding wrote:
> >>
> >>>> +  - if:
> >>>> +      properties:
> >>>> +        compatible:
> >>>> +          contains:
> >>>> +            enum:
> >>>> +              - ti,pcm1690
> >>>> +    then:
> >>>> +      properties:
> >>>> +        reg:
> >>>> +          items:
> >>>> +            minimum: 0x4c
> >>>> +            maximum: 0x4f
> >>
> >>> Nothing improved.
> >>
> >> Shenghao explained what what this is doing - I'm not sure what the
> >> actual problem is here?  It's an actual restriction on the values that are
> valid.
> >
> > Hi, Krzysztof. May I have the privilege to petition on behalf of my
> > customers? They want to keep these if branches and the i2c address in
> > yaml file. As you know, most of my customers used to make mistakes and
> > confuse with the i2c address. Listing them here can help them to get the
> information easily.
> 
> To which cases this exception will apply? Your patches, all TI?
> 
Some AI customers usually like to try some innovative projects, such as their multiple-slot TDM 
devices with serval different ADCs or DAC on different i2c buses. Traditional driver code really 
can't meet their requirements.
> Bindings are not supposed to be so detailed to create DTS out if it, because it
> makes them more difficult to maintain. Such amount of
> if:then: makes it trickier, for no real gain.
> 
Accept

 Best regards,
Shenghao Ding