projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 129a5d48 PC |
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) DT bindings | |
| 8 | ||
| 9 | maintainers: | |
| 10 | - Paul Cercueil <paul@crapouillou.net> | |
| 11 | ||
| 12 | properties: | |
| 13 | $nodename: | |
| 14 | pattern: '^audio-controller@' | |
| 15 | ||
| 16 | compatible: | |
| 17 | oneOf: | |
| 18 | - enum: | |
| f516fb70 RH |
19 | - ingenic,jz4740-i2s |
| 20 | - ingenic,jz4760-i2s | |
| 21 | - ingenic,jz4770-i2s | |
| 22 | - ingenic,jz4780-i2s | |
| 129a5d48 | 23 | - items: |
| f516fb70 RH |
24 | - const: ingenic,jz4725b-i2s |
| 25 | - const: ingenic,jz4740-i2s | |
| 129a5d48 PC |
26 | |
| 27 | '#sound-dai-cells': | |
| 28 | const: 0 | |
| 29 | ||
| 30 | reg: | |
| 31 | maxItems: 1 | |
| 32 | ||
| 33 | interrupts: | |
| 34 | maxItems: 1 | |
| 35 | ||
| 36 | clocks: | |
| 37 | items: | |
| 38 | - description: AIC clock | |
| 39 | - description: I2S clock | |
| 40 | - description: EXT clock | |
| 41 | - description: PLL/2 clock | |
| 42 | ||
| 43 | clock-names: | |
| 44 | items: | |
| 45 | - const: aic | |
| 46 | - const: i2s | |
| 47 | - const: ext | |
| 48 | - const: pll half | |
| 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 | additionalProperties: 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/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 | <&cgu JZ4740_CLK_EXT>, | |
| 87 | <&cgu JZ4740_CLK_PLL_HALF>; | |
| 88 | clock-names = "aic", "i2s", "ext", "pll half"; | |
| 89 | ||
| 90 | dmas = <&dmac 25 0xffffffff>, <&dmac 24 0xffffffff>; | |
| 91 | dma-names = "rx", "tx"; | |
| 92 | }; |