Re: [PATCH v2] ASoC: dt-bindings: ssm2602: convert to dt schema

[Rob Herring <robh@kernel.org>]

On Sat, May 11, 2024 at 05:24:56PM -0700, Xiaxi Shen wrote:
> Convert adi,ssm2602 binding to DT schema
> 
> The original adi,ssm2602.txt contains bindings for 3 devices
> SSM2602, SSM2603 and SSM2604. Since they share something
> in common. So I created one single yaml and name it 260x instead.
> Let me know if you think it should be done in another way.
> 
> It passed dt_binding_check and dtbs_check.
> 
> Signed-off-by: Xiaxi Shen <shenxiaxi26@gmail.com>
> ---
> Changes in v2:
>  - Change '2602' to '260x' in the variable $id and
>  it passed dt_binding_check and dtbs_check now.
> 
>  .../devicetree/bindings/sound/adi,ssm2602.txt | 19 -------
>  .../bindings/sound/adi,ssm260x.yaml           | 50 +++++++++++++++++++
>  2 files changed, 50 insertions(+), 19 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/sound/adi,ssm2602.txt
>  create mode 100644 Documentation/devicetree/bindings/sound/adi,ssm260x.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/adi,ssm2602.txt b/Documentation/devicetree/bindings/sound/adi,ssm2602.txt
> deleted file mode 100644
> index 3b3302fe399b..000000000000
> --- a/Documentation/devicetree/bindings/sound/adi,ssm2602.txt
> +++ /dev/null
> @@ -1,19 +0,0 @@
> -Analog Devices SSM2602, SSM2603 and SSM2604 I2S audio CODEC devices
> -
> -SSM2602 support both I2C and SPI as the configuration interface,
> -the selection is made by the MODE strap-in pin.
> -SSM2603 and SSM2604 only support I2C as the configuration interface.
> -
> -Required properties:
> -
> -  - compatible : One of "adi,ssm2602", "adi,ssm2603" or "adi,ssm2604"
> -
> -  - reg : the I2C address of the device for I2C, the chip select
> -          number for SPI.
> -
> - Example:
> -
> -	ssm2602: ssm2602@1a {
> -		compatible = "adi,ssm2602";
> -		reg = <0x1a>;
> -	};
> diff --git a/Documentation/devicetree/bindings/sound/adi,ssm260x.yaml b/Documentation/devicetree/bindings/sound/adi,ssm260x.yaml
> new file mode 100644
> index 000000000000..f465f9168a0a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/adi,ssm260x.yaml
> @@ -0,0 +1,50 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/adi,ssm260x.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Analog Devices SSM2602, SSM2603 and SSM2604 I2S audio CODEC devices
> +
> +description:
> +  SSM2602 support both I2C and SPI as the configuration interface,
> +  

Why the blank line?

> +  the selection is made by the MODE strap-in pin.
> +
> +  SSM2603 and SSM2604 only support I2C as the configuration interface.
> +
> +maintainers:
> +  - Liam Girdwood <lgirdwood@gmail.com>
> +  - Mark Brown <broonie@kernel.org>
> +  - Rob Herring <robh@kernel.org>
> +  - Krzysztof Kozlowski <krzk+dt@kernel.org>
> +  - Conor Dooley <conor+dt@kernel.org>
> +
> +properties:
> +  compatible:
> +    description: One of "adi,ssm2602", "adi,ssm2603" or "adi,ssm2604"

Drop this. You say that with the schema below:

> +    enum:
> +      - adi,ssm2602
> +      - adi,ssm2603
> +      - adi,ssm2604
> +
> +  reg:
> +    description: the I2C address of the device for I2C, the chip select number for SPI.
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +   i2c {
> +     #address-cells = <1>;
> +     #size-cells = <0>;
> +     ssm2602@1a {
> +       compatible = "adi,ssm2602";
> +       reg = <0x1a>;
> +     };
> +   };
> -- 
> 2.34.1
>