Re: [PATCH v2 6/7] ASoC: dt-bindings: loongson,ls-audio-card: Add ATK-DL2K0300B compatible

[Rob Herring <robh@kernel.org>]

On Thu, Jun 04, 2026 at 10:11:46AM +0800, Binbin Zhou wrote:
> Add new compatible for the ATK-DL2K0300B development board based on
> Loongson-2K0300.
> 
> Unlike others, this board features GPIO-controlled headphone detection,
> headphone mute, and speaker enable.
> 
> Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
> ---
>  .../sound/loongson,ls-audio-card.yaml         | 37 +++++++++++++++++++
>  1 file changed, 37 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml b/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml
> index 8c214e5d04b1..e9b248e8246c 100644
> --- a/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml
> +++ b/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml
> @@ -23,6 +23,7 @@ properties:
>      enum:
>        - loongson,ls-audio-card  # Loongson-2K1000/Loongson-2K2000/LS7A
>        - loongson,ls2k0300-forever-pi-audio-card # CTCISZ Forever Pi
> +      - loongson,ls2k0300-dl2k0300b-audio-card # ATK-DL2K0300B
>  
>    mclk-fs:
>      $ref: simple-card.yaml#/definitions/mclk-fs
> @@ -47,6 +48,18 @@ properties:
>      required:
>        - sound-dai
>  
> +  loongson,spkr-en-gpios:
> +    maxItems: 1
> +    description: The GPIO that enables the speakers
> +
> +  loongson,hp-mute-gpios:
> +    maxItems: 1
> +    description: The GPIO that mutes the headphones
> +
> +  loongson,hp-det-gpios:
> +    maxItems: 1
> +    description: The GPIO that detect headphones are plugged in

We have standard properties for at least this one. If you see multiple 
$vendor,foo-bar properties, don't add yet another vendor foo-bar 
property.

Rob