Re: [PATCH v4 1/2] ASoC: google: dt-bindings: Add sc7280-herobrine machine bindings
From: Stephen Boyd
Date: Fri Oct 29 2021 - 15:07:04 EST
Quoting Srinivasa Rao Mandadapu (2021-10-29 08:04:35)
> diff --git a/Documentation/devicetree/bindings/sound/google,sc7280-herobrine.yaml b/Documentation/devicetree/bindings/sound/google,sc7280-herobrine.yaml
> new file mode 100644
> index 0000000..3a781c8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/google,sc7280-herobrine.yaml
> @@ -0,0 +1,170 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/google,sc7280-herobrine.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Google SC7280-Herobrine ASoC sound card driver
> +
> +maintainers:
> + - Srinivasa Rao Mandadapu <srivasam@xxxxxxxxxxxxxx>
> + - Judy Hsiao <judyhsiao@xxxxxxxxxxxx>
> +
> +description:
> + This binding describes the SC7280 sound card which uses LPASS for audio.
> +
> +properties:
> + compatible:
> + enum:
> + - google,sc7280-herobrine
> +
> + audio-routing:
> + $ref: /schemas/types.yaml#/definitions/non-unique-string-array
> + description:
> + A list of the connections between audio components. Each entry is a
> + pair of strings, the first being the connection's sink, the second
> + being the connection's source.
> +
> + model:
> + $ref: /schemas/types.yaml#/definitions/string
> + description: User specified audio sound card name
> +
> + "#address-cells":
> + const: 1
> +
> + "#size-cells":
> + const: 0
> +
> +patternProperties:
> + "^dai-link@[0-9a-f]$":
> + description:
> + Each subnode represents a dai link. Subnodes of each dai links would be
> + cpu/codec dais.
> +
> + type: object
> +
> + properties:
> + link-name:
> + description: Indicates dai-link name and PCM stream name.
> + $ref: /schemas/types.yaml#/definitions/string
> + maxItems: 1
> +
> + reg:
> + maxItems: 1
> + description: dai link address.
> +
> + cpu:
> + description: Holds subnode which indicates cpu dai.
> + type: object
> + properties:
> + sound-dai: true
Is sound-dai required? And additionalProperties is false? I think we
need that yet again.
> +
> + codec:
> + description: Holds subnode which indicates codec dai.
> + type: object
> + properties:
> + sound-dai: true
> +
Same here.
> + required:
> + - link-name
> + - cpu
> + - codec
> + - reg
> +
> + additionalProperties: false
> +