Unverified Commit 95592787 authored by Sameer Pujar's avatar Sameer Pujar Committed by Mark Brown
Browse files

ASoC: dt-bindings: Add sample format conversion 



Presently "convert-channels" and "convert-rate" DT bindings are available
for channel and rate fixups respectively.

Similarly add "convert-sample-format" binding to fixup DAI sample format
as well. This is added to audio-graph-card based bindings.

Signed-off-by: default avatarSameer Pujar <spujar@nvidia.com>
Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/1659936452-2254-3-git-send-email-spujar@nvidia.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent b79b6220

Documentation/devicetree/bindings/sound/audio-graph-port.yaml

+4 −0
Original line number Diff line number Diff line
@@ -22,6 +22,8 @@ properties: 
    $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-rate"

  convert-channels:

    $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-channels"

  convert-sample-format:

    $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-format"



patternProperties:

  "^endpoint(@[0-9a-f]+)?":
@@ -67,6 +69,8 @@ patternProperties: 
        $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-rate"

      convert-channels:

        $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-channels"

      convert-sample-format:

        $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-format"



      dai-tdm-slot-width-map:

        description: Mapping of sample widths to slot widths. For hardware

Documentation/devicetree/bindings/sound/audio-graph.yaml

+2 −0
Original line number Diff line number Diff line
@@ -30,6 +30,8 @@ properties: 
    $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-rate"

  convert-channels:

    $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-channels"

  convert-sample-format:

    $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-format"



  pa-gpios:

    maxItems: 1

Documentation/devicetree/bindings/sound/dai-params.yaml

+10 −0
Original line number Diff line number Diff line
@@ -19,6 +19,16 @@ $defs: 
    minimum: 1

    maximum: 32



  dai-sample-format:

    description: Audio sample format used by DAI

    $ref: /schemas/types.yaml#/definitions/string

    enum:

      - s8

      - s16_le

      - s24_le

      - s24_3le

      - s32_le



  dai-sample-rate:

    description: Audio sample rate used by DAI

    $ref: /schemas/types.yaml#/definitions/uint32