1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/sound/wlf,arizona.yaml# 5$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 range 14 of analogue I/O. 15 16 This document lists sound specific bindings, see the primary binding 17 document ../mfd/arizona.yaml 18 19allOf: 20 - $ref: dai-common.yaml# 21 22properties: 23 '#sound-dai-cells': 24 description: 25 The first cell indicating the audio interface. 26 const: 1 27 28 wlf,inmode: 29 description: 30 A list of INn_MODE register values, where n is the number of input 31 signals. Valid values are 0 (Differential), 1 (Single-ended) and 32 2 (Digital Microphone). If absent, INn_MODE registers set to 0 by 33 default. If present, values must be specified less than or equal 34 to the number of input signals. If values less than the number of 35 input signals, elements that have not been specified are set to 0 by 36 default. Entries are <IN1, IN2, IN3, IN4> (wm5102, wm5110, wm8280, 37 wm8997) and <IN1A, IN2A, IN1B, IN2B> (wm8998, wm1814) 38 $ref: /schemas/types.yaml#/definitions/uint32-array 39 minItems: 1 40 maxItems: 4 41 items: 42 minimum: 0 43 maximum: 2 44 default: 0 45 46 wlf,out-mono: 47 description: 48 A list of boolean values indicating whether each output is mono 49 or stereo. Position within the list indicates the output affected 50 (eg. First entry in the list corresponds to output 1). A non-zero 51 value indicates a mono output. If present, the number of values 52 should be less than or equal to the number of outputs, if less values 53 are supplied the additional outputs will be treated as stereo. 54 $ref: /schemas/types.yaml#/definitions/uint32-array 55 minItems: 1 56 maxItems: 6 57 items: 58 minimum: 0 59 maximum: 1 60 default: 0 61 62 wlf,dmic-ref: 63 description: 64 DMIC reference voltage source for each input, can be selected from 65 either MICVDD or one of the MICBIAS's, defines (ARIZONA_DMIC_xxxx) 66 are provided in dt-bindings/mfd/arizona.h. If present, the number 67 of values should be less than or equal to the number of inputs, 68 unspecified inputs will use the chip default. 69 $ref: /schemas/types.yaml#/definitions/uint32-array 70 minItems: 1 71 maxItems: 4 72 items: 73 minimum: 0 74 maximum: 3 75 default: 0 76 77 wlf,max-channels-clocked: 78 description: 79 The maximum number of channels to be clocked on each AIF, useful for 80 I2S systems with multiple data lines being mastered. Specify one 81 cell for each AIF to be configured, specify zero for AIFs that should 82 be handled normally. If present, number of cells must be less than 83 or equal to the number of AIFs. If less than the number of AIFs, for 84 cells that have not been specified the corresponding AIFs will be 85 treated as default setting. 86 $ref: /schemas/types.yaml#/definitions/uint32-array 87 minItems: 1 88 maxItems: 3 89 items: 90 default: 0 91 92 wlf,spk-fmt: 93 description: 94 PDM speaker data format, must contain 2 cells (OUT5 and OUT6). See 95 the datasheet for values. The second cell is ignored for codecs that 96 do not have OUT6 (wm5102, wm8997, wm8998, wm1814) 97 $ref: /schemas/types.yaml#/definitions/uint32-array 98 minItems: 2 99 maxItems: 2 100 101 wlf,spk-mute: 102 description: 103 PDM speaker mute setting, must contain 2 cells (OUT5 and OUT6). See 104 the datasheet for values. The second cell is ignored for codecs that 105 do not have OUT6 (wm5102, wm8997, wm8998, wm1814) 106 $ref: /schemas/types.yaml#/definitions/uint32-array 107 minItems: 2 108 maxItems: 2 109 110 wlf,out-volume-limit: 111 description: 112 The volume limit value that should be applied to each output 113 channel. See the datasheet for exact values. Channels are specified 114 in the order OUT1L, OUT1R, OUT2L, OUT2R, etc. 115 $ref: /schemas/types.yaml#/definitions/uint32-array 116 minItems: 1 117 maxItems: 12 118 119additionalProperties: true 120