| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/sound/amlogic,axg-sound-card.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Amlogic AXG sound card |
| 8 | |
| 9 | maintainers: |
| 10 | - Jerome Brunet <jbrunet@baylibre.com> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: sound-card-common.yaml# |
| 14 | |
| 15 | properties: |
| 16 | compatible: |
| 17 | const: amlogic,axg-sound-card |
| 18 | |
| 19 | audio-aux-devs: |
| 20 | $ref: /schemas/types.yaml#/definitions/phandle-array |
| 21 | description: list of auxiliary devices |
| 22 | |
| 23 | audio-widgets: |
| 24 | $ref: /schemas/types.yaml#/definitions/non-unique-string-array |
| 25 | description: |
| 26 | A list off component DAPM widget. Each entry is a pair of strings, |
| 27 | the first being the widget type, the second being the widget name |
| 28 | |
| 29 | patternProperties: |
| 30 | "^dai-link-[0-9]+$": |
| 31 | type: object |
| 32 | additionalProperties: false |
| 33 | description: |
| 34 | Container for dai-link level properties and the CODEC sub-nodes. |
| 35 | There should be at least one (and probably more) subnode of this type |
| 36 | |
| 37 | properties: |
| 38 | dai-format: |
| 39 | $ref: /schemas/types.yaml#/definitions/string |
| 40 | enum: [ i2s, left-j, dsp_a ] |
| 41 | |
| 42 | dai-tdm-slot-num: |
| 43 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 44 | description: |
| 45 | Number of slots in use. If omitted, slot number is set to |
| 46 | accommodate the largest mask provided. |
| 47 | maximum: 32 |
| 48 | |
| 49 | dai-tdm-slot-width: |
| 50 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 51 | description: Width in bits for each slot |
| 52 | enum: [ 8, 16, 20, 24, 32 ] |
| 53 | default: 32 |
| 54 | |
| 55 | mclk-fs: |
| 56 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 57 | description: |
| 58 | Multiplication factor between the frame rate and master clock |
| 59 | rate |
| 60 | |
| 61 | sound-dai: |
| 62 | maxItems: 1 |
| 63 | description: phandle of the CPU DAI |
| 64 | |
| 65 | patternProperties: |
| 66 | "^dai-tdm-slot-(t|r)x-mask-[0-3]$": |
| 67 | $ref: /schemas/types.yaml#/definitions/uint32-array |
| 68 | minItems: 1 |
| 69 | maxItems: 32 |
| 70 | description: |
| 71 | Transmit and receive cpu slot masks of each TDM lane |
| 72 | When omitted, mask is assumed to have to no slots. A valid |
| 73 | interface must have at least one slot, so at least one these |
| 74 | mask should be provided with an enabled slot. |
| 75 | |
| 76 | "^codec(-[0-9]+)?$": |
| 77 | type: object |
| 78 | additionalProperties: false |
| 79 | description: |
| 80 | dai-link representing backend links should have at least one subnode. |
| 81 | One subnode for each codec of the dai-link. dai-link representing |
| 82 | frontend links have no codec, therefore have no subnodes |
| 83 | |
| 84 | properties: |
| 85 | sound-dai: |
| 86 | maxItems: 1 |
| 87 | description: phandle of the codec DAI |
| 88 | |
| 89 | patternProperties: |
| 90 | "^dai-tdm-slot-(t|r)x-mask$": |
| 91 | $ref: /schemas/types.yaml#/definitions/uint32-array |
| 92 | minItems: 1 |
| 93 | maxItems: 32 |
| 94 | description: Transmit and receive codec slot masks |
| 95 | |
| 96 | required: |
| 97 | - sound-dai |
| 98 | |
| 99 | required: |
| 100 | - sound-dai |
| 101 | |
| 102 | required: |
| 103 | - dai-link-0 |
| 104 | |
| 105 | unevaluatedProperties: false |
| 106 | |
| 107 | examples: |
| 108 | - | |
| 109 | sound { |
| 110 | compatible = "amlogic,axg-sound-card"; |
| 111 | model = "AXG-S420"; |
| 112 | audio-aux-devs = <&tdmin_a>, <&tdmout_c>; |
| 113 | audio-widgets = "Line", "Lineout", |
| 114 | "Line", "Linein", |
| 115 | "Speaker", "Speaker1 Left", |
| 116 | "Speaker", "Speaker1 Right", |
| 117 | "Speaker", "Speaker2 Left", |
| 118 | "Speaker", "Speaker2 Right"; |
| 119 | audio-routing = "TDMOUT_C IN 0", "FRDDR_A OUT 2", |
| 120 | "SPDIFOUT IN 0", "FRDDR_A OUT 3", |
| 121 | "TDM_C Playback", "TDMOUT_C OUT", |
| 122 | "TDMIN_A IN 2", "TDM_C Capture", |
| 123 | "TDMIN_A IN 5", "TDM_C Loopback", |
| 124 | "TODDR_A IN 0", "TDMIN_A OUT", |
| 125 | "Lineout", "Lineout AOUTL", |
| 126 | "Lineout", "Lineout AOUTR", |
| 127 | "Speaker1 Left", "SPK1 OUT_A", |
| 128 | "Speaker2 Left", "SPK2 OUT_A", |
| 129 | "Speaker1 Right", "SPK1 OUT_B", |
| 130 | "Speaker2 Right", "SPK2 OUT_B", |
| 131 | "Linein AINL", "Linein", |
| 132 | "Linein AINR", "Linein"; |
| 133 | |
| 134 | dai-link-0 { |
| 135 | sound-dai = <&frddr_a>; |
| 136 | }; |
| 137 | |
| 138 | dai-link-1 { |
| 139 | sound-dai = <&toddr_a>; |
| 140 | }; |
| 141 | |
| 142 | dai-link-2 { |
| 143 | sound-dai = <&tdmif_c>; |
| 144 | dai-format = "i2s"; |
| 145 | dai-tdm-slot-tx-mask-2 = <1 1>; |
| 146 | dai-tdm-slot-tx-mask-3 = <1 1>; |
| 147 | dai-tdm-slot-rx-mask-1 = <1 1>; |
| 148 | mclk-fs = <256>; |
| 149 | |
| 150 | codec-0 { |
| 151 | sound-dai = <&lineout>; |
| 152 | }; |
| 153 | |
| 154 | codec-1 { |
| 155 | sound-dai = <&speaker_amp1>; |
| 156 | }; |
| 157 | |
| 158 | codec-2 { |
| 159 | sound-dai = <&speaker_amp2>; |
| 160 | }; |
| 161 | |
| 162 | codec-3 { |
| 163 | sound-dai = <&linein>; |
| 164 | }; |
| 165 | }; |
| 166 | |
| 167 | dai-link-3 { |
| 168 | sound-dai = <&spdifout>; |
| 169 | |
| 170 | codec { |
| 171 | sound-dai = <&spdif_dit>; |
| 172 | }; |
| 173 | }; |
| 174 | }; |