linux-kernel - Re: [ PATCH v2 3/3] ASoC: dt-bindings: Add support for Loongson audio card

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Date:   Wed, 14 Jun 2023 17:25:47 +0800
From:   Yingkun Meng <mengyingkun@...ngson.cn>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        krzysztof.kozlowski+dt@...aro.org, robh+dt@...nel.org,
        conor+dt@...nel.org
Cc:     broonie@...nel.org, lgirdwood@...il.com,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        alsa-devel@...a-project.org, loongarch@...ts.linux.dev,
        loongson-kernel@...ts.loongnix.cn
Subject: Re: [ PATCH v2 3/3] ASoC: dt-bindings: Add support for Loongson audio
 card


On 2023/6/13 16:36, Krzysztof Kozlowski wrote:
> On 12/06/2023 11:00, YingKun Meng wrote:
>> From: Yingkun Meng <mengyingkun@...ngson.cn>
>>
>> The audio card uses loongson I2S controller present in
>> 7axxx/2kxxx chips to transfer audio data.
>>
>> On loongson platform, the chip has only one I2S controller.
>>
>> Signed-off-by: Yingkun Meng <mengyingkun@...ngson.cn>
>> ---
>>   .../sound/loongson,ls-audio-card.yaml         | 70 +++++++++++++++++++
>>   1 file changed, 70 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml b/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml
>> new file mode 100644
>> index 000000000000..61e8babed402
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml
>> @@ -0,0 +1,70 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/sound/loongson,ls-audio-card.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Loongson 7axxx/2kxxx ASoC audio sound card driver
>> +
>> +maintainers:
>> +  - Yingkun Meng <mengyingkun@...ngson.cn>
>> +
>> +description:
>> +  The binding describes the sound card present in loongson
>> +  7axxx/2kxxx platform. The sound card is an ASoC component
>> +  which uses Loongson I2S controller to transfer the audio data.
>> +
>> +properties:
>> +  compatible:
>> +    const: loongson,ls-audio-card
> Generic compatible does not allow you to add any quirks or differences
> if one board is a bit different.
>

Yeah, i know. It's okay to use a generic compatible.

>
> Best regards,
> Krzysztof


Thanks,

Yingkun