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Message-ID: <17fac295-5043-411e-8f1e-32f78ffe4027@linaro.org>
Date: Tue, 23 Jan 2024 16:04:18 +0100
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Subject: Re: [PATCH v1 4/4] ASoc: dt-bindings: Create yaml file for pcm6240
 codec driver
To: Mark Brown <broonie@kernel.org>
Cc: Shenghao Ding <shenghao-ding@ti.com>, conor+dt@kernel.org,
 robh+dt@kernel.org, andriy.shevchenko@linux.intel.com, kevin-lu@ti.com,
 baojun.xu@ti.com, devicetree@vger.kernel.org, lgirdwood@gmail.com,
 perex@perex.cz, pierre-louis.bossart@linux.intel.com, 13916275206@139.com,
 linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org,
 liam.r.girdwood@intel.com, soyer@irl.hu, jkhuang3@ti.com, tiwai@suse.de,
 pdjuandi@ti.com, j-mcpherson@ti.com, navada@ti.com
References: <20240123111411.850-1-shenghao-ding@ti.com>
 <20240123111411.850-4-shenghao-ding@ti.com>
 <92c1a3f3-6b3b-47cb-a4bf-0d20e4af95e5@linaro.org>
 <9ed437f8-e429-4694-bffc-15931d57a48b@sirena.org.uk>
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From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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In-Reply-To: <9ed437f8-e429-4694-bffc-15931d57a48b@sirena.org.uk>
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On 23/01/2024 16:01, Mark Brown wrote:
> On Tue, Jan 23, 2024 at 12:25:04PM +0100, Krzysztof Kozlowski wrote:
>> On 23/01/2024 12:14, Shenghao Ding wrote:
> 
>>> ---
>>> Change in v1:
>>>  - Create yaml file for pcm6240 codec driver
> 
>> I don't understand. v1 is the first version. Against what is this change?
> 
> This appears to be a perfectly clear description of the contents of the
> first version, it's a change against the tree before the patch is
> applied.  It's a bit unusual to include a per version changelog on the
> first version but not a problem.
> 
>>> +    enum:
>>> +      - ti,adc3120
>>> +      - ti,adc5120
>>> +      - ti,adc6120
>>> +      - ti,dix4192
>>> +      - ti,pcm1690
>>> +      - ti,pcm3120
>>> +      - ti,pcm3140
>>> +      - ti,pcm5120
>>> +      - ti,pcm5140
>>> +      - ti,pcm6120
>>> +      - ti,pcm6140
>>> +      - ti,pcm6240
>>> +      - ti,pcm6260
>>> +      - ti,pcm9211
>>> +      - ti,pcmd3140
>>> +      - ti,pcmd3180
>>> +      - ti,pcmd512x
>>> +      - ti,taa5212
>>> +      - ti,taa5412
>>> +      - ti,tad5212
>>> +      - ti,tad5412
> 
>> And none of them are compatible with something?
> 
> No idea about these specific chips but that would be entirely normal for
> CODECs, even where things are subsets there's often some tweaks needed
> to initialisation or whatever.

I want to double check with the author.

> 
>>> +     two: pcmdevice@48 {
> 
>> Node names should be generic. See also an explanation and list of
>> examples (not exhaustive) in DT specification:
>> https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation
> 
> Please be more specific about what you're looking to see there.
> pcmdevice doesn't seem particularly more specific than something like
> dsp, it certainly seems within what the text describes.

pcm, codec, audio-codec
"device" seems redundant, because almost everything is some sort of device.

Best regards,
Krzysztof