Unverified Commit 811944a7 authored by Laurentiu Mihalcea's avatar Laurentiu Mihalcea Committed by Mark Brown
Browse files

ASoC: dt-bindings: support imx95's CM7 core 



Add binding for imx95's CM7 core, used for audio processing.
Additionally, introduce a common binding for NXP audio processors with
Sound Open Firmware (SOF) support.

Signed-off-by: default avatarLaurentiu Mihalcea <laurentiu.mihalcea@nxp.com>
Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: default avatarIuliana Prodan <iuliana.prodan@nxp.com>
Link: https://patch.msgid.link/20250311163255.2664-2-laurentiumihalcea111@gmail.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 3cab1fc8

Documentation/devicetree/bindings/sound/fsl,imx95-cm7-sof.yaml

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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/sound/fsl,imx95-cm7-sof.yaml#

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



title: NXP imx95 CM7 core



maintainers:

  - Daniel Baluta <daniel.baluta@nxp.com>



description: NXP imx95 CM7 core used for audio processing



properties:

  compatible:

    const: fsl,imx95-cm7-sof



  reg:

    maxItems: 1



  reg-names:

    const: sram



  memory-region:

    maxItems: 1



  memory-region-names:

    const: dma



  port:

    description: SAI3 port

    $ref: audio-graph-port.yaml#

    unevaluatedProperties: false



required:

  - compatible

  - reg

  - reg-names

  - memory-region

  - memory-region-names

  - port



allOf:

  - $ref: fsl,sof-cpu.yaml#



unevaluatedProperties: false



examples:

  - |

    cm7-cpu@80000000 {

        compatible = "fsl,imx95-cm7-sof";

        reg = <0x80000000 0x6100000>;

        reg-names = "sram";

        mboxes = <&mu7 2 0>, <&mu7 2 1>, <&mu7 3 0>, <&mu7 3 1>;

        mbox-names = "txdb0", "txdb1", "rxdb0", "rxdb1";

        memory-region = <&adma_res>;

        memory-region-names = "dma";

        port {

            /* SAI3-WM8962 link */

            endpoint {

                remote-endpoint = <&wm8962_ep>;

            };

        };

    };

Documentation/devicetree/bindings/sound/fsl,sof-cpu.yaml

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/sound/fsl,sof-cpu.yaml#

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



title: NXP audio processor common properties



maintainers:

  - Daniel Baluta <daniel.baluta@nxp.com>



properties:

  mboxes:

    maxItems: 4



  mbox-names:

    items:

      - const: txdb0

      - const: txdb1

      - const: rxdb0

      - const: rxdb1



required:

  - mboxes

  - mbox-names



additionalProperties: true