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

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Date:   Tue, 13 Jun 2023 10:36:33 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     YingKun Meng <mengyingkun@...ngson.cn>,
        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 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.



Best regards,
Krzysztof