Re: [PATCH v3] ASoC: dt-bindings: ak4458: Convert to dtschema

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On 27/03/2023 23:32, Saalim Quadri wrote:
> Convert the AK4458 audio DAC bindings to DT schema.
> 
> Signed-off-by: Saalim Quadri <danascape@xxxxxxxxx>
> ---
> Changes:
> V1 -> V2: Use the correct way for dsd-path property
>           Drop ak4458 label form example
> V2 -> V3: ak4458 is the only one that does not support dsd-path, so we
>           do not require to define an array
> 
>  .../devicetree/bindings/sound/ak4458.txt      | 28 --------
>  .../bindings/sound/asahi-kasei,ak4458.yaml    | 65 +++++++++++++++++++
>  2 files changed, 65 insertions(+), 28 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/sound/ak4458.txt
>  create mode 100644 Documentation/devicetree/bindings/sound/asahi-kasei,ak4458.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/ak4458.txt b/Documentation/devicetree/bindings/sound/ak4458.txt
> deleted file mode 100644
> index 0416c14895d6..000000000000
> --- a/Documentation/devicetree/bindings/sound/ak4458.txt
> +++ /dev/null
> @@ -1,28 +0,0 @@
> -AK4458 audio DAC
> -
> -This device supports I2C mode.
> -
> -Required properties:
> -
> -- compatible : "asahi-kasei,ak4458" or "asahi-kasei,ak4497"
> -- reg : The I2C address of the device for I2C
> -
> -Optional properties:
> -- reset-gpios: A GPIO specifier for the power down & reset pin
> -- mute-gpios: A GPIO specifier for the soft mute pin
> -- AVDD-supply: Analog power supply
> -- DVDD-supply: Digital power supply
> -- dsd-path: Select DSD input pins for ak4497
> -            0: select #16, #17, #19 pins
> -            1: select #3, #4, #5 pins
> -
> -Example:
> -
> -&i2c {
> -	ak4458: dac@10 {
> -		compatible = "asahi-kasei,ak4458";
> -		reg = <0x10>;
> -		reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>
> -		mute-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>
> -	};
> -};
> diff --git a/Documentation/devicetree/bindings/sound/asahi-kasei,ak4458.yaml b/Documentation/devicetree/bindings/sound/asahi-kasei,ak4458.yaml
> new file mode 100644
> index 000000000000..3842e75d9921
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/asahi-kasei,ak4458.yaml
> @@ -0,0 +1,65 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/asahi-kasei,ak4458.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: AK4458 audio DAC
> +
> +maintainers:
> +  - Shengjiu Wang <shengjiu.wang@xxxxxxx>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - asahi-kasei,ak4458
> +      - asahi-kasei,ak4497
> +
> +  reg:
> +    maxItems: 1
> +
> +  avdd-supply:
> +    description: Analog power supply
> +
> +  dvdd-supply:
> +    description: Digital power supply
> +
> +  reset-gpios:
> +    maxItems: 1
> +
> +  mute-gpios:
> +    maxItems: 1
> +    description:
> +      GPIO used to mute all the outputs

What happened to dsd-path? Do not remove properties from the bindings
without some valid reason.

> +
> +allOf:
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const:
> +              asahi-kasei,ak4458

This is one line - const: foo bar

> +
> +    then:
> +      properties:
> +        dsd-path: false
> +
Best regards,
Krzysztof




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