1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/sound/samsung,aries-wm8994.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Samsung Aries audio complex with WM8994 codec 8 9maintainers: 10 - Jonathan Bakker <xc-racer2@live.ca> 11 12properties: 13 compatible: 14 enum: 15 # With FM radio and modem master 16 - samsung,aries-wm8994 17 # Without FM radio and modem slave 18 - samsung,fascinate4g-wm8994 19 20 model: 21 $ref: /schemas/types.yaml#/definitions/string 22 description: The user-visible name of this sound complex. 23 24 cpu: 25 type: object 26 properties: 27 sound-dai: 28 minItems: 2 29 maxItems: 2 30 items: 31 maxItems: 1 32 $ref: /schemas/types.yaml#/definitions/phandle-array 33 description: | 34 phandles to the I2S controller and bluetooth codec, 35 in that order 36 37 codec: 38 type: object 39 properties: 40 sound-dai: 41 $ref: /schemas/types.yaml#/definitions/phandle-array 42 description: phandle to the WM8994 CODEC 43 44 samsung,audio-routing: 45 $ref: /schemas/types.yaml#/definitions/non-unique-string-array 46 description: | 47 List of the connections between audio 48 components; each entry is a pair of strings, the first being the 49 connection's sink, the second being the connection's source; 50 valid names for sources and sinks are the WM8994's pins (as 51 documented in its binding), and the jacks on the board - 52 For samsung,aries-wm8994: HP, SPK, RCV, LINE, Main Mic, Headset Mic, 53 or FM In 54 For samsung,fascinate4g-wm8994: HP, SPK, RCV, LINE, Main Mic, 55 or HeadsetMic 56 57 extcon: 58 description: Extcon phandle for dock detection 59 60 main-micbias-supply: 61 description: Supply for the micbias on the main mic 62 63 headset-micbias-supply: 64 description: Supply for the micbias on the headset mic 65 66 earpath-sel-gpios: 67 maxItems: 1 68 description: GPIO for switching between tv-out and mic paths 69 70 headset-detect-gpios: 71 maxItems: 1 72 description: GPIO for detection of headset insertion 73 74 headset-key-gpios: 75 maxItems: 1 76 description: GPIO for detection of headset key press 77 78 io-channels: 79 maxItems: 1 80 description: IO channel to read micbias voltage for headset detection 81 82 io-channel-names: 83 const: headset-detect 84 85required: 86 - compatible 87 - model 88 - cpu 89 - codec 90 - samsung,audio-routing 91 - extcon 92 - main-micbias-supply 93 - headset-micbias-supply 94 - earpath-sel-gpios 95 - headset-detect-gpios 96 - headset-key-gpios 97 98additionalProperties: false 99 100examples: 101 - | 102 #include <dt-bindings/gpio/gpio.h> 103 104 sound { 105 compatible = "samsung,fascinate4g-wm8994"; 106 107 model = "Fascinate4G"; 108 109 extcon = <&fsa9480>; 110 111 main-micbias-supply = <&main_micbias_reg>; 112 headset-micbias-supply = <&headset_micbias_reg>; 113 114 earpath-sel-gpios = <&gpj2 6 GPIO_ACTIVE_HIGH>; 115 116 io-channels = <&adc 3>; 117 io-channel-names = "headset-detect"; 118 headset-detect-gpios = <&gph0 6 GPIO_ACTIVE_HIGH>; 119 headset-key-gpios = <&gph3 6 GPIO_ACTIVE_HIGH>; 120 121 samsung,audio-routing = 122 "HP", "HPOUT1L", 123 "HP", "HPOUT1R", 124 125 "SPK", "SPKOUTLN", 126 "SPK", "SPKOUTLP", 127 128 "RCV", "HPOUT2N", 129 "RCV", "HPOUT2P", 130 131 "LINE", "LINEOUT2N", 132 "LINE", "LINEOUT2P", 133 134 "IN1LP", "Main Mic", 135 "IN1LN", "Main Mic", 136 137 "IN1RP", "Headset Mic", 138 "IN1RN", "Headset Mic"; 139 140 pinctrl-names = "default"; 141 pinctrl-0 = <&headset_det &earpath_sel>; 142 143 cpu { 144 sound-dai = <&i2s0>, <&bt_codec>; 145 }; 146 147 codec { 148 sound-dai = <&wm8994>; 149 }; 150 }; 151 152