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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/ingenic,aic.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Ingenic SoCs AC97 / I2S Controller (AIC) DT bindings
maintainers:
- Paul Cercueil <paul@crapouillou.net>
properties:
$nodename:
pattern: '^audio-controller@'
compatible:
oneOf:
- enum:
- ingenic,jz4740-i2s
- ingenic,jz4760-i2s
- ingenic,jz4770-i2s
- ingenic,jz4780-i2s
- items:
- const: ingenic,jz4725b-i2s
- const: ingenic,jz4740-i2s
'#sound-dai-cells':
const: 0
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
items:
- description: AIC clock
- description: I2S clock
- description: EXT clock
- description: PLL/2 clock
clock-names:
items:
- const: aic
- const: i2s
- const: ext
- const: pll half
dmas:
items:
- description: DMA controller phandle and request line for I2S RX
- description: DMA controller phandle and request line for I2S TX
dma-names:
items:
- const: rx
- const: tx
additionalProperties: false
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- dmas
- dma-names
- '#sound-dai-cells'
examples:
- |
#include <dt-bindings/clock/jz4740-cgu.h>
aic: audio-controller@10020000 {
compatible = "ingenic,jz4740-i2s";
reg = <0x10020000 0x38>;
#sound-dai-cells = <0>;
interrupt-parent = <&intc>;
interrupts = <18>;
clocks = <&cgu JZ4740_CLK_AIC>,
<&cgu JZ4740_CLK_I2S>,
<&cgu JZ4740_CLK_EXT>,
<&cgu JZ4740_CLK_PLL_HALF>;
clock-names = "aic", "i2s", "ext", "pll half";
dmas = <&dmac 25 0xffffffff>, <&dmac 24 0xffffffff>;
dma-names = "rx", "tx";
};
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