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Date: Wed, 7 Feb 2024 10:53:28 +0100
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Subject: Re: [EXTERNAL] Re: [PATCH v3 4/4] ASoc: dt-bindings: PCM6240: Add
 initial DT binding
To: "Ding, Shenghao" <shenghao-ding@ti.com>,
 "broonie@kernel.org" <broonie@kernel.org>,
 "conor+dt@kernel.org" <conor+dt@kernel.org>,
 "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
 "robh+dt@kernel.org" <robh+dt@kernel.org>,
 "andriy.shevchenko@linux.intel.com" <andriy.shevchenko@linux.intel.com>,
 "linux-sound@vger.kernel.org" <linux-sound@vger.kernel.org>,
 "liam.r.girdwood@intel.com" <liam.r.girdwood@intel.com>,
 "lgirdwood@gmail.com" <lgirdwood@gmail.com>,
 "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: "Lu, Kevin" <kevin-lu@ti.com>, "Xu, Baojun" <baojun.xu@ti.com>,
 "P O, Vijeth" <v-po@ti.com>, "Navada Kanyana, Mukund" <navada@ti.com>,
 "perex@perex.cz" <perex@perex.cz>, "McPherson, Jeff" <j-mcpherson@ti.com>,
 "pierre-louis.bossart@linux.intel.com"
 <pierre-louis.bossart@linux.intel.com>,
 "13916275206@139.com" <13916275206@139.com>,
 "Chawla, Mohit" <mohit.chawla@ti.com>, "soyer@irl.hu" <soyer@irl.hu>,
 "Huang, Jonathan" <jkhuang3@ti.com>, "tiwai@suse.de" <tiwai@suse.de>,
 "Djuandi, Peter" <pdjuandi@ti.com>, "Agrawal, Manisha"
 <manisha.agrawal@ti.com>, "Hari, Raj" <s-hari@ti.com>,
 "Yashar, Avi" <aviel@ti.com>, "Nagalla, Hari" <hnagalla@ti.com>,
 "Bajjuri, Praneeth" <praneeth@ti.com>
References: <20240203030504.1724-1-shenghao-ding@ti.com>
 <20240203030504.1724-4-shenghao-ding@ti.com>
 <ac4b73f6-0c2c-4586-98d6-e97c575b3df7@linaro.org>
 <8fe0b2d1990346efa056d6c2245412c3@ti.com>
Content-Language: en-US
From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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In-Reply-To: <8fe0b2d1990346efa056d6c2245412c3@ti.com>
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On 07/02/2024 10:47, Ding, Shenghao wrote:
> 
> 
>> -----Original Message-----
>> From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
>> Sent: Tuesday, February 6, 2024 9:53 PM
>> To: Ding, Shenghao <shenghao-ding@ti.com>; broonie@kernel.org;
>> conor+dt@kernel.org; devicetree@vger.kernel.org; robh+dt@kernel.org;
>> andriy.shevchenko@linux.intel.com; linux-sound@vger.kernel.org;
>> liam.r.girdwood@intel.com; lgirdwood@gmail.com; linux-
>> kernel@vger.kernel.org
>> Cc: Lu, Kevin <kevin-lu@ti.com>; Xu, Baojun <baojun.xu@ti.com>; P O, Vijeth
>> <v-po@ti.com>; Navada Kanyana, Mukund <navada@ti.com>;
>> perex@perex.cz; McPherson, Jeff <j-mcpherson@ti.com>; pierre-
>> louis.bossart@linux.intel.com; 13916275206@139.com; Chawla, Mohit
>> <mohit.chawla@ti.com>; soyer@irl.hu; Huang, Jonathan
>> <jkhuang3@ti.com>; tiwai@suse.de; Djuandi, Peter <pdjuandi@ti.com>;
>> Agrawal, Manisha <manisha.agrawal@ti.com>; Hari, Raj <s-hari@ti.com>;
>> Yashar, Avi <aviel@ti.com>; Nagalla, Hari <hnagalla@ti.com>; Bajjuri,
>> Praneeth <praneeth@ti.com>
>> Subject: [EXTERNAL] Re: [PATCH v3 4/4] ASoc: dt-bindings: PCM6240: Add
>> initial DT binding
>>
>> On 03/02/2024 04: 05, Shenghao Ding wrote: > + > + ti,tad5212: Low-power
>> stereo audio DAC with 120-dB dynamic range. > + oneOf: > + - items: > + -
>> enum: > + - ti,adc3120 > + - ti,adc5120 > + - ti,pcm3120 > + - ti,pcm5120
>> ZjQcmQRYFpfptBannerStart This message was sent from outside of Texas
>> Instruments.
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>> ZjQcmQRYFpfptBannerEnd
>> On 03/02/2024 04:05, Shenghao Ding wrote:
>>> +
>>> +      ti,tad5212: Low-power stereo audio DAC with 120-dB dynamic range.
>>> +    oneOf:
>>> +      - items:
>>> +          - enum:
>>> +              - ti,adc3120
>>> +              - ti,adc5120
>>> +              - ti,pcm3120
>>> +              - ti,pcm5120
>>> +              - ti,pcm6120
>>> +          - const: ti,adc6120
>>> +      - items:
>>> +          - enum:
>>> +              - ti,pcm6260
>>> +              - ti,pcm6140
>>> +              - ti,pcm3140
>>> +              - ti,pcm5140
>>> +          - const: ti,pcm6240
>>> +      - items:
>>> +          - const: ti,dix4192
>>> +          - const: ti,pcm6240
>>
>> Why dix4192 is not part of previous enum?
> 
> dix4192 is not traditional ADC or DAC, but an Integrated Digital Audio Interface 
> Receiver and Transmitter, like an audio bridge to connect different digital audio 
> protocol, compatible with the AES3, S/PDIF, IEC 60958, and EIAJ CP-1201 
> interface standards, Left-Justified, Right-Justified, and Philips I2S™ Data Formats. 
> So keep it alone for professional purpose. 

Hm, it is a bit surprising to see some PCM6240-compatible devices 100%
different from other PCM6240-compatible. PCM6240 is ADC. DIX4192 is not
ADC, not even DAC. How can it be compatible with PCM6240 in such case?

Best regards,
Krzysztof