Messages in this thread Patch in this message | | | From | Adam Serbinski <> | Subject | [PATCH v3 6/6] ASoC: qdsp6: dt-bindings: Add q6afe pcm dt binding documentation | Date | Tue, 11 Feb 2020 20:52:22 -0500 |
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This patch adds documentation of bindings required for PCM ports on AFE.
Signed-off-by: Adam Serbinski <adam@serbinski.com> CC: Andy Gross <agross@kernel.org> CC: Mark Rutland <mark.rutland@arm.com> CC: Liam Girdwood <lgirdwood@gmail.com> CC: Patrick Lai <plai@codeaurora.org> CC: Banajit Goswami <bgoswami@codeaurora.org> CC: Jaroslav Kysela <perex@perex.cz> CC: Takashi Iwai <tiwai@suse.com> CC: alsa-devel@alsa-project.org CC: linux-arm-msm@vger.kernel.org CC: devicetree@vger.kernel.org CC: linux-kernel@vger.kernel.org --- .../devicetree/bindings/sound/qcom,q6afe.txt | 42 +++++++++++++++++++ 1 file changed, 42 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/qcom,q6afe.txt b/Documentation/devicetree/bindings/sound/qcom,q6afe.txt index d74888b9f1bb..6b1b17d31a2a 100644 --- a/Documentation/devicetree/bindings/sound/qcom,q6afe.txt +++ b/Documentation/devicetree/bindings/sound/qcom,q6afe.txt @@ -51,6 +51,24 @@ configuration of each dai. Must contain the following properties. Definition: Must be list of serial data lines used by this dai. should be one or more of the 0-3 sd lines. + - qcom,pcm-quantype + Usage: required for pcm interface + Value type: <u32> + Definition: PCM quantization type + 0 - ALAW, no padding + 1 - MULAW, no padding + 2 - Linear, no padding + 3 - ALAW, padding + 4 - MULAW, padding + 5 - Linear, padding + + - qcom,pcm-slot-mapping + Usage: required for pcm interface + Value type: <prop-encoded-array> + Definition: Slot mapping for audio channels. Array size is the number + of slots, minimum 1, maximum 4. The value is 0 for no mapping + to the slot, or the channel number from 1 to 32. + - qcom,tdm-sync-mode: Usage: required for tdm interface Value type: <prop-encoded-array> @@ -174,5 +192,29 @@ q6afe@4 { reg = <23>; qcom,sd-lines = <1>; }; + + pri-pcm-rx@105 { + reg = <105>; + qcom,pcm-quantype = <2>; + qcom,pcm-slot-mapping = <1>; + }; + + pri-pcm-tx@106 { + reg = <106>; + qcom,pcm-quantype = <2>; + qcom,pcm-slot-mapping = <1>; + }; + + quat-pcm-rx@111 { + reg = <111>; + qcom,pcm-quantype = <5>; + qcom,pcm-slot-mapping = <0 0 1>; + }; + + quat-pcm-tx@112 { + reg = <112>; + qcom,pcm-quantype = <5>; + qcom,pcm-slot-mapping = <0 0 1>; + }; }; }; -- 2.21.1
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