linux-kernel - Re: [EXTERNAL] Re: [PATCH v4 1/4] ASoC: dt-bindings: move tas2563 from tas2562.yaml to tas2781.yaml

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Date: Wed, 3 Jan 2024 17:09:29 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: "Ding, Shenghao" <shenghao-ding@...com>,
 "broonie@...nel.org" <broonie@...nel.org>,
 "conor+dt@...nel.org" <conor+dt@...nel.org>
Cc: "robh+dt@...nel.org" <robh+dt@...nel.org>,
 "andriy.shevchenko@...ux.intel.com" <andriy.shevchenko@...ux.intel.com>,
 "Lu, Kevin" <kevin-lu@...com>, "Xu, Baojun" <baojun.xu@...com>,
 "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
 "lgirdwood@...il.com" <lgirdwood@...il.com>, "perex@...ex.cz"
 <perex@...ex.cz>,
 "pierre-louis.bossart@...ux.intel.com"
 <pierre-louis.bossart@...ux.intel.com>,
 "13916275206@....com" <13916275206@....com>,
 "linux-sound@...r.kernel.org" <linux-sound@...r.kernel.org>,
 "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
 "liam.r.girdwood@...el.com" <liam.r.girdwood@...el.com>,
 "soyer@....hu" <soyer@....hu>, "tiwai@...e.de" <tiwai@...e.de>,
 "Gupta, Peeyush" <peeyush@...com>, "Navada Kanyana, Mukund" <navada@...com>
Subject: Re: [EXTERNAL] Re: [PATCH v4 1/4] ASoC: dt-bindings: move tas2563
 from tas2562.yaml to tas2781.yaml

On 03/01/2024 16:10, Ding, Shenghao wrote:
>>> -  reg:
>>> -    description:
>>> -      I2C address, in multiple tas2781s case, all the i2c address
>>> -      aggregate as one Audio Device to support multiple audio slots.
>>> -    maxItems: 8
>>> -    minItems: 1
>>> -    items:
>>> -      minimum: 0x38
>>> -      maximum: 0x3f
>>> +    description: |
>>> +      ti,tas2563: 6.1-W Boosted Class-D Audio Amplifier With Integrated
>>> +      DSP and IV Sense, 16/20/24/32bit stereo I2S or multichannel TDM.
>>> +
>>> +      ti,tas2781: 24-V Class-D Amplifier with Real Time Integrated Speaker
>>> +      Protection and Audio Processing, 16/20/24/32bit stereo I2S or
>>> +      multichannel TDM.
>>> +    oneOf:
>>> +      - items:
>>> +          - enum:
>>> +              - ti,tas2563
>>> +          - const: ti,tas2781
>>> +      - enum:
>>> +          - ti,tas2781
>>> +
>>> +  reg: true
>>
>> min/maxItems must stay here
>>
>> I already reminded this in v3.
> How to express maxItems is 4 for tas2563 on the same i2c bus(only 4 different i2c addresses) 
> and maxItems is 8 for tas2781 on the same i2c bus (8 different i2c addresses) here.

Here you have only the widest constraints. In allOf:if:then you
customize them.

Best regards,
Krzysztof