| 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/ingenic,aic.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Ingenic SoCs AC97 / I2S Controller (AIC) |
| 8 | |
| 9 | maintainers: |
| 10 | - Paul Cercueil <paul@crapouillou.net> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: dai-common.yaml# |
| 14 | |
| 15 | properties: |
| 16 | $nodename: |
| 17 | pattern: '^audio-controller@' |
| 18 | |
| 19 | compatible: |
| 20 | oneOf: |
| 21 | - enum: |
| 22 | - ingenic,jz4740-i2s |
| 23 | - ingenic,jz4760-i2s |
| 24 | - ingenic,jz4770-i2s |
| 25 | - ingenic,jz4780-i2s |
| 26 | - ingenic,x1000-i2s |
| 27 | - items: |
| 28 | - const: ingenic,jz4725b-i2s |
| 29 | - const: ingenic,jz4740-i2s |
| 30 | |
| 31 | '#sound-dai-cells': |
| 32 | const: 0 |
| 33 | |
| 34 | reg: |
| 35 | maxItems: 1 |
| 36 | |
| 37 | interrupts: |
| 38 | maxItems: 1 |
| 39 | |
| 40 | clocks: |
| 41 | items: |
| 42 | - description: AIC clock |
| 43 | - description: I2S clock |
| 44 | |
| 45 | clock-names: |
| 46 | items: |
| 47 | - const: aic |
| 48 | - const: i2s |
| 49 | |
| 50 | dmas: |
| 51 | items: |
| 52 | - description: DMA controller phandle and request line for I2S RX |
| 53 | - description: DMA controller phandle and request line for I2S TX |
| 54 | |
| 55 | dma-names: |
| 56 | items: |
| 57 | - const: rx |
| 58 | - const: tx |
| 59 | |
| 60 | unevaluatedProperties: false |
| 61 | |
| 62 | required: |
| 63 | - compatible |
| 64 | - reg |
| 65 | - interrupts |
| 66 | - clocks |
| 67 | - clock-names |
| 68 | - dmas |
| 69 | - dma-names |
| 70 | - '#sound-dai-cells' |
| 71 | |
| 72 | examples: |
| 73 | - | |
| 74 | #include <dt-bindings/clock/ingenic,jz4740-cgu.h> |
| 75 | aic: audio-controller@10020000 { |
| 76 | compatible = "ingenic,jz4740-i2s"; |
| 77 | reg = <0x10020000 0x38>; |
| 78 | |
| 79 | #sound-dai-cells = <0>; |
| 80 | |
| 81 | interrupt-parent = <&intc>; |
| 82 | interrupts = <18>; |
| 83 | |
| 84 | clocks = <&cgu JZ4740_CLK_AIC>, |
| 85 | <&cgu JZ4740_CLK_I2S>; |
| 86 | clock-names = "aic", "i2s"; |
| 87 | |
| 88 | dmas = <&dmac 25 0xffffffff>, <&dmac 24 0xffffffff>; |
| 89 | dma-names = "rx", "tx"; |
| 90 | }; |