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Message-ID: <dc8a05ee-ed84-4517-baad-a220d8702f07@gmail.com>
Date: Thu, 23 May 2024 02:34:20 +0530
From: Kartik Agarwala <agarwala.kartik@...il.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
 lgirdwood@...il.com, broonie@...nel.org, robh@...nel.org,
 krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
 matthias.bgg@...il.com, angelogioacchino.delregno@...labora.com
Cc: linux-sound@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH] ASoC: dt-bindings: mt6358: Convert to dtschema

On 5/20/24 12:39 PM, Krzysztof Kozlowski wrote:
> On 18/05/2024 10:16, Kartik Agarwala wrote:
>> Convert Mediatek MT6358 Audio Codec bindings from text to dtschema.
>>
>> Signed-off-by: Kartik Agarwala <agarwala.kartik@...il.com>
>> ---
>>  .../bindings/sound/mediatek,mt6358.yaml       | 47 +++++++++++++++++++
>>  .../devicetree/bindings/sound/mt6358.txt      | 26 ----------
>>  2 files changed, 47 insertions(+), 26 deletions(-)
>>  create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt6358.yaml
>>  delete mode 100644 Documentation/devicetree/bindings/sound/mt6358.txt
>>
>> diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt6358.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt6358.yaml
>> new file mode 100644
>> index 000000000..f57ef2aa5
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/sound/mediatek,mt6358.yaml
>> @@ -0,0 +1,47 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/sound/mediatek,mt6358.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Mediatek MT6358 Audio Codec
>> +
>> +maintainers:
>> +  - Kartik Agarwala <agarwala.kartik@...il.com>
>> +
>> +description: |
> 
> Do not need '|' unless you need to preserve formatting.

Noted

> 
>> +  The communication between MT6358 and SoC is through Mediatek PMIC wrapper.
>> +  For more detail, please visit Mediatek PMIC wrapper documentation.
>> +  Must be a child node of PMIC wrapper.
> 
> Did you update the PMIC wrapper binding with ref to this?

I am sorry but if I understand this comment, you are asking me to update this
file [1], correct?

1. https://www.kernel.org/doc/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt

> 
>> +
>> +properties:
>> +  compatible:
>> +    enum:
>> +      - mediatek,mt6358-sound
>> +      - mediatek,mt6366-sound
> 
> You did not test the DTS.
> 
> I think I raised the issue already: please make necessary fixes to the
> binding (with explanation) or to the DTS, when converting the binding.
>

Apologies again. Just to be sure, am I correct to assume that you want 
me to fix the dts file [1] as it has both these compatibles 
mentioned instead of only one and I should fix that by dropping one of 
the two compatibles?

[1] https://elixir.bootlin.com/linux/latest/source/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi#L1246

>> +
>> +  Avdd-supply:
>> +    description: power source of AVDD
>> +
>> +  mediatek,dmic-mode:
>> +    $ref: /schemas/types.yaml#/definitions/uint32
>> +    description: |
> 
> Do not need '|' unless you need to preserve formatting.
> 
>> +      Indicates how many data pins are used to transmit two channels of PDM
>> +      signal. 0 means two wires, 1 means one wire. Default value is 0.
>> +    enum:
>> +      - 0 # one wire
>> +      - 1 # two wires
>> +
>> +required:
>> +  - compatible
>> +  - Avdd-supply
>> +
>> +additionalProperties: false
>> +
>> +examples:
>> +  - |
>> +    mt6358_snd {
> 
> 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
> 
> Definitely no underscores. Probably this is "codec" or "audio-codec".

Noted

> 
> Best regards,
> Krzysztof
> 

Thanks for the review!

Regards,
Kartik Agarwala

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