On AudioReach audio Framework, Audio Streams (PCM/Compressed) are managed by Q6APM(Audio Process Manager) service. This patch adds bindings for this DAIs exposed by the DSP. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- Hi Rob, You might see a dt_binding_check errors as QCOM SoC relevant non-audio patches in this series have been merged into the Qualcomm drivers-for-5.16 tree, as this series depends those patches an immutable tag is available at: https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux.git tags/20210927135559.738-6-srinivas.kandagatla@xxxxxxxxxx thanks, srini .../bindings/sound/qcom,q6apm-dai.yaml | 53 +++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/qcom,q6apm-dai.yaml diff --git a/Documentation/devicetree/bindings/sound/qcom,q6apm-dai.yaml b/Documentation/devicetree/bindings/sound/qcom,q6apm-dai.yaml new file mode 100644 index 000000000000..5d972784321d --- /dev/null +++ b/Documentation/devicetree/bindings/sound/qcom,q6apm-dai.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/sound/qcom,q6apm-dai.yaml#"; +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; + +title: Qualcomm Audio Process Manager Digital Audio Interfaces binding + +maintainers: + - Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> + +description: | + This binding describes the Qualcomm APM DAIs in DSP + +properties: + compatible: + const: qcom,q6apm-dais + + reg: + maxItems: 1 + + iommus: + maxItems: 1 + +required: + - compatible + - iommus + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/soc/qcom,gpr.h> + gpr { + compatible = "qcom,gpr"; + #address-cells = <1>; + #size-cells = <0>; + qcom,domain = <GPR_DOMAIN_ID_ADSP>; + service@1 { + compatible = "qcom,q6apm"; + reg = <1>; + + #address-cells = <1>; + #size-cells = <0>; + + apm-dai@1 { + compatible = "qcom,q6apm-dais"; + iommus = <&apps_smmu 0x1801 0x0>; + reg = <1>; + }; + }; + }; -- 2.21.0
