1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/extcon/wlf,arizona.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Cirrus Logic/Wolfson Microelectronics Arizona class audio SoCs 8 9maintainers: 10 - patches@opensource.cirrus.com 11 12description: | 13 These devices are audio SoCs with extensive digital capabilities and a 14 range of analogue I/O. 15 16 This document lists Extcon specific bindings, see the primary binding 17 document ../mfd/arizona.yaml 18 19properties: 20 wlf,hpdet-channel: 21 description: 22 Headphone detection channel. ARIZONA_ACCDET_MODE_HPL/1 sets the 23 headphone detect mode to HPDETL, ARIZONA_ACCDET_MODE_HPR/2 sets it 24 to HPDETR. If this node is not included or if the value is unknown, 25 then headphone detection mode is set to HPDETL. 26 $ref: "/schemas/types.yaml#/definitions/uint32" 27 minimum: 1 28 maximum: 2 29 30 wlf,use-jd2: 31 description: 32 Use the additional JD input along with JD1 for dual pin jack detection. 33 type: boolean 34 35 wlf,use-jd2-nopull: 36 description: 37 Internal pull on JD2 is disabled when used for jack detection. 38 type: boolean 39 40 wlf,jd-invert: 41 description: 42 Invert the polarity of the jack detection switch. 43 type: boolean 44 45 wlf,micd-software-compare: 46 description: 47 Use a software comparison to determine mic presence. 48 type: boolean 49 50 wlf,micd-detect-debounce: 51 description: 52 Additional software microphone detection debounce specified in 53 milliseconds. 54 $ref: "/schemas/types.yaml#/definitions/uint32" 55 56 wlf,micd-pol-gpio: 57 description: 58 GPIO specifier for the GPIO controlling the headset polarity if one 59 exists. 60 maxItems: 1 61 62 wlf,micd-bias-start-time: 63 description: 64 Time allowed for MICBIAS to startup prior to performing microphone 65 detection, specified as per the ARIZONA_MICD_TIME_XXX defines. 66 $ref: "/schemas/types.yaml#/definitions/uint32" 67 minimum: 0 68 maximum: 12 69 70 wlf,micd-rate: 71 description: 72 Delay between successive microphone detection measurements, specified 73 as per the ARIZONA_MICD_TIME_XXX defines. 74 $ref: "/schemas/types.yaml#/definitions/uint32" 75 minimum: 0 76 maximum: 12 77 78 wlf,micd-dbtime: 79 description: 80 Microphone detection hardware debounces specified as the number of 81 measurements to take. 82 $ref: "/schemas/types.yaml#/definitions/uint32" 83 enum: [2, 4] 84 85 wlf,micd-timeout-ms: 86 description: 87 Timeout for microphone detection, specified in milliseconds. 88 89 wlf,micd-force-micbias: 90 description: 91 Force MICBIAS continuously on during microphone detection. 92 type: boolean 93 94 wlf,micd-configs: 95 description: 96 Headset polarity configurations (generally used for detection of 97 CTIA / OMTP headsets), the field can be of variable length but 98 should always be a multiple of 3 cells long, each three cell group 99 represents one polarity configuration. 100 $ref: "/schemas/types.yaml#/definitions/uint32-matrix" 101 items: 102 items: 103 - description: 104 The first cell defines the accessory detection pin, zero 105 will use MICDET1 and 0x2000 will use MICDET2. 106 enum: [ 0, 0x2000 ] 107 - description: 108 The second cell represents the MICBIAS to be used. Zero 109 will use MICVDD, 1-3 will use MICBIASx. 110 minimum: 0 111 maximum: 3 112 - description: 113 The third cell represents the value of the micd-pol-gpio 114 pin. 115 minimum: 0 116 maximum: 1 117 118 wlf,gpsw: 119 description: 120 Settings for the general purpose switch, set as one of the 121 ARIZONA_GPSW_XXX defines. 122 $ref: "/schemas/types.yaml#/definitions/uint32" 123 minimum: 0 124 maximum: 3 125 126additionalProperties: true 127