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