linux-kernel - Re: [PATCH] ASoC: dt-bindings: mt6358: Convert to dtschema

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Message-ID: <dc50ee9a-1fd3-429c-9b4c-5a8b8824ae1b@linaro.org>
Date: Thu, 23 May 2024 08:04:12 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Kartik Agarwala <agarwala.kartik@...il.com>, 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 22/05/2024 23:04, Kartik Agarwala wrote:
> 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

No. I want these to be in sync and correct. dtbs_check must pass, which
requires either changing binding or DTS, whichever is the correct action
to do.

https://social.kernel.org/notice/Ai9hYRUKo8suzX3zNY

Best regards,
Krzysztof