| Message ID | 20180426094606.4775-5-srinivas.kandagatla@linaro.org |
|---|---|
| State | New |
| Headers | show |
| Series | ASoC: qcom: Add support to QDSP based Audio | expand |
On Thu, Apr 26, 2018 at 10:45:46AM +0100, srinivas.kandagatla@linaro.org wrote: > From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> > > This patch add DT bindings for AFE (Audio Frontend) DSP module. > > Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> > Reviewed-and-tested-by: Rohit kumar <rohitkr@codeaurora.org> > --- > .../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. _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
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" + += 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 + 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. + += EXAMPLE + +q6afe@4 { + compatible = "qcom,q6afe"; + reg = <APR_SVC_AFE>; + + dais { + #sound-dai-cells = <1>; + hdmi@1 { + reg = <1>; + }; + + prim-mi2s-rx@16 { + reg = <16>; + qcom,sd-lines = <1 3>; + }; + + prim-mi2s-tx@17 { + reg = <17>; + qcom,sd-lines = <2>; + }; + + sec-mi2s-rx@18 { + reg = <18>; + qcom,sd-lines = <1 4>; + }; + + sec-mi2s-tx@19 { + reg = <19>; + qcom,sd-lines = <2>; + }; + + tert-mi2s-rx@20 { + reg = <20>; + qcom,sd-lines = <2 4>; + }; + + tert-mi2s-tx@21 { + reg = <21>; + qcom,sd-lines = <1>; + }; + + quat-mi2s-rx@22 { + reg = <22>; + qcom,sd-lines = <1>; + }; + + quat-mi2s-tx@23 { + reg = <23>; + qcom,sd-lines = <2>; + }; + }; +}; diff --git a/include/dt-bindings/sound/qcom,q6afe.h b/include/dt-bindings/sound/qcom,q6afe.h new file mode 100644 index 000000000000..e162045f5dc9 --- /dev/null +++ b/include/dt-bindings/sound/qcom,q6afe.h @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __DT_BINDINGS_Q6_AFE_H__ +#define __DT_BINDINGS_Q6_AFE_H__ + +/* Audio Front End (AFE) virtual ports IDs */ +#define HDMI_RX 1 +#define SLIMBUS_0_RX 2 +#define SLIMBUS_0_TX 3 +#define SLIMBUS_1_RX 4 +#define SLIMBUS_1_TX 5 +#define SLIMBUS_2_RX 6 +#define SLIMBUS_2_TX 7 +#define SLIMBUS_3_RX 8 +#define SLIMBUS_3_TX 9 +#define SLIMBUS_4_RX 10 +#define SLIMBUS_4_TX 11 +#define SLIMBUS_5_RX 12 +#define SLIMBUS_5_TX 13 +#define SLIMBUS_6_RX 14 +#define SLIMBUS_6_TX 15 +#define PRIMARY_MI2S_RX 16 +#define PRIMARY_MI2S_TX 17 +#define SECONDARY_MI2S_RX 18 +#define SECONDARY_MI2S_TX 19 +#define TERTIARY_MI2S_RX 20 +#define TERTIARY_MI2S_TX 21 +#define QUATERNARY_MI2S_RX 22 +#define QUATERNARY_MI2S_TX 23 + +#endif /* __DT_BINDINGS_Q6_AFE_H__ */ +