qcom,apq8096.txt (2678B)
1* Qualcomm Technologies APQ8096 ASoC sound card driver 2 3This binding describes the APQ8096 sound card, which uses qdsp for audio. 4 5- compatible: 6 Usage: required 7 Value type: <stringlist> 8 Definition: must be "qcom,apq8096-sndcard" 9 10- audio-routing: 11 Usage: Optional 12 Value type: <stringlist> 13 Definition: A list of the connections between audio components. 14 Each entry is a pair of strings, the first being the 15 connection's sink, the second being the connection's 16 source. Valid names could be power supplies, MicBias 17 of codec and the jacks on the board: 18 Valid names include: 19 20 Board Connectors: 21 "Headphone Left" 22 "Headphone Right" 23 "Earphone" 24 "Line Out1" 25 "Line Out2" 26 "Line Out3" 27 "Line Out4" 28 "Analog Mic1" 29 "Analog Mic2" 30 "Analog Mic3" 31 "Analog Mic4" 32 "Analog Mic5" 33 "Analog Mic6" 34 "Digital Mic2" 35 "Digital Mic3" 36 37 Audio pins and MicBias on WCD9335 Codec: 38 "MIC_BIAS1" 39 "MIC_BIAS2" 40 "MIC_BIAS3" 41 "MIC_BIAS4" 42 "AMIC1" 43 "AMIC2" 44 "AMIC3" 45 "AMIC4" 46 "AMIC5" 47 "AMIC6" 48 "AMIC6" 49 "DMIC1" 50 "DMIC2" 51 "DMIC3" 52 53- model: 54 Usage: required 55 Value type: <stringlist> 56 Definition: The user-visible name of this sound card. 57 58- aux-devs 59 Usage: optional 60 Value type: <array of phandles> 61 Definition: A list of phandles for auxiliary devices (e.g. analog 62 amplifiers) that do not appear directly within the DAI 63 links. Should be connected to another audio component 64 using "audio-routing". 65 66= dailinks 67Each subnode of sndcard represents either a dailink, and subnodes of each 68dailinks would be cpu/codec/platform dais. 69 70- link-name: 71 Usage: required 72 Value type: <string> 73 Definition: User friendly name for dai link 74 75= CPU, PLATFORM, CODEC dais subnodes 76- cpu: 77 Usage: required 78 Value type: <subnode> 79 Definition: cpu dai sub-node 80 81- codec: 82 Usage: Optional 83 Value type: <subnode> 84 Definition: codec dai sub-node 85 86- platform: 87 Usage: Optional 88 Value type: <subnode> 89 Definition: platform dai sub-node 90 91- sound-dai: 92 Usage: required 93 Value type: <phandle with arguments> 94 Definition: dai phandle/s and port of CPU/CODEC/PLATFORM node. 95 96Obsolete: 97 qcom,model: String for soundcard name (Use model instead) 98 qcom,audio-routing: A list of the connections between audio components. 99 (Use audio-routing instead) 100 101Example: 102 103audio { 104 compatible = "qcom,apq8096-sndcard"; 105 model = "DB820c"; 106 107 mm1-dai-link { 108 link-name = "MultiMedia1"; 109 cpu { 110 sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA1>; 111 }; 112 }; 113 114 hdmi-dai-link { 115 link-name = "HDMI Playback"; 116 cpu { 117 sound-dai = <&q6afe HDMI_RX>; 118 }; 119 120 platform { 121 sound-dai = <&q6adm>; 122 }; 123 124 codec { 125 sound-dai = <&hdmi 0>; 126 }; 127 }; 128};