Based on kernel version 6.11
. Page generated on 2024-09-24 08:21 EST
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/sound/apple,mca.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Apple MCA I2S transceiver description: | MCA is an I2S transceiver peripheral found on M1 and other Apple chips. It is composed of a number of identical clusters which can operate independently or in an interlinked fashion. Up to 6 clusters have been seen on an MCA. maintainers: - Martin PoviĊĦer <povik+lin@cutebit.org> allOf: - $ref: dai-common.yaml# properties: compatible: items: - enum: - apple,t6000-mca - apple,t8103-mca - apple,t8112-mca - const: apple,mca reg: items: - description: Register region of the MCA clusters proper - description: Register region of the DMA glue and its FIFOs interrupts: minItems: 4 maxItems: 6 description: One interrupt per each cluster '#address-cells': const: 1 '#size-cells': const: 0 dmas: minItems: 16 maxItems: 24 description: DMA channels corresponding to the SERDES units in the peripheral. They are listed in groups of four per cluster, and within the group they are given as associated to the TXA, RXA, TXB, RXB units. dma-names: minItems: 16 items: - const: tx0a - const: rx0a - const: tx0b - const: rx0b - const: tx1a - const: rx1a - const: tx1b - const: rx1b - const: tx2a - const: rx2a - const: tx2b - const: rx2b - const: tx3a - const: rx3a - const: tx3b - const: rx3b - const: tx4a - const: rx4a - const: tx4b - const: rx4b - const: tx5a - const: rx5a - const: tx5b - const: rx5b description: | Names for the DMA channels: 'tx'/'rx', then cluster number, then 'a'/'b' based on the associated SERDES unit. clocks: minItems: 4 maxItems: 6 description: Clusters' input reference clock. resets: maxItems: 1 power-domains: minItems: 5 maxItems: 7 description: First a general power domain for register access, then the power domains of individual clusters for their operation. '#sound-dai-cells': const: 1 required: - compatible - reg - dmas - dma-names - clocks - power-domains - '#sound-dai-cells' unevaluatedProperties: false examples: - | mca: i2s@9b600000 { compatible = "apple,t6000-mca", "apple,mca"; reg = <0x9b600000 0x10000>, <0x9b200000 0x20000>; clocks = <&nco 0>, <&nco 1>, <&nco 2>, <&nco 3>; power-domains = <&ps_audio_p>, <&ps_mca0>, <&ps_mca1>, <&ps_mca2>, <&ps_mca3>; dmas = <&admac 0>, <&admac 1>, <&admac 2>, <&admac 3>, <&admac 4>, <&admac 5>, <&admac 6>, <&admac 7>, <&admac 8>, <&admac 9>, <&admac 10>, <&admac 11>, <&admac 12>, <&admac 13>, <&admac 14>, <&admac 15>; dma-names = "tx0a", "rx0a", "tx0b", "rx0b", "tx1a", "rx1a", "tx1b", "rx1b", "tx2a", "rx2a", "tx2b", "rx2b", "tx3a", "rx3a", "tx3b", "rx3b"; #sound-dai-cells = <1>; }; |