From 35f607bc7da71b302fd6bf3d6d48d7ea66df1195 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Tue, 11 Sep 2018 08:26:30 +0200 Subject: dts: update to v4.19-rc1 Signed-off-by: Sascha Hauer --- dts/Bindings/sound/qcom,sdm845.txt | 80 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 dts/Bindings/sound/qcom,sdm845.txt (limited to 'dts/Bindings/sound/qcom,sdm845.txt') diff --git a/dts/Bindings/sound/qcom,sdm845.txt b/dts/Bindings/sound/qcom,sdm845.txt new file mode 100644 index 0000000000..408c4837e6 --- /dev/null +++ b/dts/Bindings/sound/qcom,sdm845.txt @@ -0,0 +1,80 @@ +* Qualcomm Technologies Inc. SDM845 ASoC sound card driver + +This binding describes the SDM845 sound card, which uses qdsp for audio. + +- compatible: + Usage: required + Value type: + Definition: must be "qcom,sdm845-sndcard" + +- audio-routing: + Usage: Optional + Value type: + Definition: A list of the connections between audio components. + Each entry is a pair of strings, the first being the + connection's sink, the second being the connection's + source. Valid names could be power supplies, MicBias + of codec and the jacks on the board. + +- model: + Usage: required + Value type: + Definition: The user-visible name of this sound card. + += dailinks +Each subnode of sndcard represents either a dailink, and subnodes of each +dailinks would be cpu/codec/platform dais. + +- link-name: + Usage: required + Value type: + Definition: User friendly name for dai link + += CPU, PLATFORM, CODEC dais subnodes +- cpu: + Usage: required + Value type: + Definition: cpu dai sub-node + +- codec: + Usage: required + Value type: + Definition: codec dai sub-node + +- platform: + Usage: Optional + Value type: + Definition: platform dai sub-node + +- sound-dai: + Usage: required + Value type: + Definition: dai phandle/s and port of CPU/CODEC/PLATFORM node. + +Example: + +audio { + compatible = "qcom,sdm845-sndcard"; + model = "sdm845-snd-card"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pri_mi2s_active &pri_mi2s_ws_active>; + pinctrl-1 = <&pri_mi2s_sleep &pri_mi2s_ws_sleep>; + + mm1-dai-link { + link-name = "MultiMedia1"; + cpu { + sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA1>; + }; + }; + + pri-mi2s-dai-link { + link-name = "PRI MI2S Playback"; + cpu { + sound-dai = <&q6afedai PRIMARY_MI2S_RX>; + }; + + platform { + sound-dai = <&q6routing>; + }; + }; +}; -- cgit v1.2.3