linux-kernel - Re: [PATCH 4/9] ASoC: dt-bindings: meson: convert axg tdm formatters to schema

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Message-ID: <e7ad1251-12b5-4161-8b51-f51ee77d0eb2@linaro.org>
Date:   Fri, 3 Feb 2023 08:47:40 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Jerome Brunet <jbrunet@...libre.com>,
        Mark Brown <broonie@...nel.org>, alsa-devel@...a-project.org,
        devicetree@...r.kernel.org
Cc:     linux-amlogic@...ts.infradead.org,
        Kevin Hilman <khilman@...libre.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/9] ASoC: dt-bindings: meson: convert axg tdm formatters
 to schema

On 02/02/2023 19:36, Jerome Brunet wrote:
> Convert the DT binding documentation for the Amlogic tdm formatters to
> schema.
> 
> Signed-off-by: Jerome Brunet <jbrunet@...libre.com>
> ---
>  .../sound/amlogic,axg-tdm-formatters.txt      | 36 --------
>  .../sound/amlogic,axg-tdm-formatters.yaml     | 90 +++++++++++++++++++
>  2 files changed, 90 insertions(+), 36 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/sound/amlogic,axg-tdm-formatters.txt
>  create mode 100644 Documentation/devicetree/bindings/sound/amlogic,axg-tdm-formatters.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-tdm-formatters.txt b/Documentation/devicetree/bindings/sound/amlogic,axg-tdm-formatters.txt
> deleted file mode 100644
> index 5996c0cd89c2..000000000000
> --- a/Documentation/devicetree/bindings/sound/amlogic,axg-tdm-formatters.txt
> +++ /dev/null
> @@ -1,36 +0,0 @@
> -* Amlogic Audio TDM formatters
> -
> -Required properties:
> -- compatible: 'amlogic,axg-tdmin' or
> -	      'amlogic,axg-tdmout' or
> -	      'amlogic,g12a-tdmin' or
> -	      'amlogic,g12a-tdmout' or
> -	      'amlogic,sm1-tdmin' or
> -	      'amlogic,sm1-tdmout
> -- reg: physical base address of the controller and length of memory
> -       mapped region.
> -- clocks: list of clock phandle, one for each entry clock-names.
> -- clock-names: should contain the following:
> -  * "pclk"     : peripheral clock.
> -  * "sclk"     : bit clock.
> -  * "sclk_sel" : bit clock input multiplexer.
> -  * "lrclk"    : sample clock
> -  * "lrclk_sel": sample clock input multiplexer
> -
> -Optional property:
> -- resets: phandle to the dedicated reset line of the tdm formatter.
> -
> -Example of TDMOUT_A on the S905X2 SoC:
> -
> -tdmout_a: audio-controller@500 {
> -	compatible = "amlogic,axg-tdmout";
> -	reg = <0x0 0x500 0x0 0x40>;
> -	resets = <&clkc_audio AUD_RESET_TDMOUT_A>;
> -	clocks = <&clkc_audio AUD_CLKID_TDMOUT_A>,
> -		 <&clkc_audio AUD_CLKID_TDMOUT_A_SCLK>,
> -		 <&clkc_audio AUD_CLKID_TDMOUT_A_SCLK_SEL>,
> -		 <&clkc_audio AUD_CLKID_TDMOUT_A_LRCLK>,
> -		 <&clkc_audio AUD_CLKID_TDMOUT_A_LRCLK>;
> -	clock-names = "pclk", "sclk", "sclk_sel",
> -		      "lrclk", "lrclk_sel";
> -};
> diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-tdm-formatters.yaml b/Documentation/devicetree/bindings/sound/amlogic,axg-tdm-formatters.yaml
> new file mode 100644
> index 000000000000..f618724411de
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/amlogic,axg-tdm-formatters.yaml
> @@ -0,0 +1,90 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/amlogic,axg-tdm-formatters.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Amlogic Audio AXG TDM formatters
> +
> +maintainers:
> +  - Jerome Brunet <jbrunet@...libre.com>
> +
> +allOf:
> +  - $ref: component-common.yaml#
> +
> +properties:
> +  $nodename:
> +    pattern: "^audio-controller@.*"

Drop.

> +
> +  compatible:
> +    oneOf:

Drop oneOf.

> +      - enum:
> +          - amlogic,g12a-tdmout
> +          - amlogic,sm1-tdmout
> +          - amlogic,axg-tdmout
> +          - amlogic,g12a-tdmin
> +          - amlogic,sm1-tdmin
> +          - amlogic,axg-tdmin
> +
> +  clocks:
> +    items:
> +      - description: Peripheral clock
> +      - description: Bit clock
> +      - description: Bit clock input multiplexer
> +      - description: Sample clock
> +      - description: Sample clock input multiplexer
> +
> +  clock-names:
> +    items:
> +      - const: pclk
> +      - const: sclk
> +      - const: sclk_sel
> +      - const: lrclk
> +      - const: lrclk_sel
> +
> +  reg:
> +    maxItems: 1

Missing property resets

> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - clock-names
> +
> +if:

Put it under allOf.

> +  properties:
> +    compatible:
> +      contains:
> +        enum:
> +          - amlogic,g12a-tdmin
> +          - amlogic,sm1-tdmin
> +          - amlogic,g12a-tdmout
> +          - amlogic,sm1-tdmout
> +then:
> +  properties:
> +    resets:

Properties are defined in top-level. You can disallow it for other variants.

> +      items:
> +        - description: Dedicated device reset line
> +
> +  required:
> +    - resets
Best regards,
Krzysztof