ASoC: dt-bindings: Convert Allwinner A23 analog codec to a schema

# SPDX-License-Identifier: GPL-2.0

%YAML 1.2

---

$id: http://devicetree.org/schemas/sound/allwinner,sun8i-a23-codec-analog.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Allwinner A23 Analog Codec Device Tree Bindings

maintainers:

  - Chen-Yu Tsai <wens@csie.org>

  - Maxime Ripard <maxime.ripard@bootlin.com>

properties:

  compatible:

    enum:

      # FIXME: This is documented in the PRCM binding, but needs to be

      # migrated here at some point

      # - allwinner,sun8i-a23-codec-analog

      - allwinner,sun8i-h3-codec-analog

      - allwinner,sun8i-v3s-codec-analog

  reg:

    maxItems: 1

required:

  - compatible

  - reg

additionalProperties: false

examples:

  - |

    codec_analog: codec-analog@1f015c0 {

      compatible = "allwinner,sun8i-h3-codec-analog";

      reg = <0x01f015c0 0x4>;

    };

...

* Allwinner Codec Analog Controls

Required properties:

- compatible: must be one of the following compatibles:

		- "allwinner,sun8i-a23-codec-analog"

		- "allwinner,sun8i-h3-codec-analog"

		- "allwinner,sun8i-v3s-codec-analog"

Required properties if not a sub-node of the PRCM node:

- reg: must contain the registers location and length

Example:

prcm: prcm@1f01400 {

	codec_analog: codec-analog {

		compatible = "allwinner,sun8i-a23-codec-analog";

	};

};