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SubjectRe: [EXTERNAL] Re: [PATCH v3 4/4] ASoc: dt-bindings: PCM6240: Add initial DT binding
From
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
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>> 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


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