On Thu, Apr 26, 2018 at 10:45:46AM +0100, [email protected] wrote: > From: Srinivas Kandagatla <[email protected]> > > This patch add DT bindings for AFE (Audio Frontend) DSP module. > > Signed-off-by: Srinivas Kandagatla <[email protected]> > Reviewed-and-tested-by: Rohit kumar <[email protected]> > --- > .../devicetree/bindings/sound/qcom,q6afe.txt | 88 > ++++++++++++++++++++++ > include/dt-bindings/sound/qcom,q6afe.h | 31 ++++++++ > 2 files changed, 119 insertions(+) > create mode 100644 Documentation/devicetree/bindings/sound/qcom,q6afe.txt > create mode 100644 include/dt-bindings/sound/qcom,q6afe.h > > diff --git a/Documentation/devicetree/bindings/sound/qcom,q6afe.txt > b/Documentation/devicetree/bindings/sound/qcom,q6afe.txt > new file mode 100644 > index 000000000000..05208a63dd3c > --- /dev/null > +++ b/Documentation/devicetree/bindings/sound/qcom,q6afe.txt > @@ -0,0 +1,88 @@ > +Qualcomm Audio Front End (Q6AFE) binding > + > +AFE is one of the APR audio service on Q6DSP > +Please refer to qcom,apr.txt for details of the common apr service bindings > +used by all apr services. > + > +- but must contain the following property: > + > +- compatible: > + Usage: required > + Value type: <stringlist> > + Definition: must be "qcom,q6afe-v<MAJOR-NUMBER>.<MINOR-NUMBER>" > + Or "qcom,q6afe" where the version number can be queried > + from DSP. > + example "qcom,q6afe"
reg too. > + > += AFE DAIs (Digial Audio Interface) > +"dais" subnode of the AFE node represents dai specific configuration > + > +- #sound-dai-cells > + Usage: required > + Value type: <u32> > + Definition: Must be 1 > + > +- reg It's not clear here these are in a grandchild node. > + Usage: required > + Value type: <u32> > + Definition: Must be dai id > + > +- qcom,sd-lines > + Usage: required for mi2s interface > + Value type: <prop-encoded-array> > + Definition: Must be list of serial data lines used by this dai. > + should be one or more of the 1-4 sd lines.
