2023-08-30 17:31:07 +02:00
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/sound/ingenic,aic.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Ingenic SoCs AC97 / I2S Controller (AIC)
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maintainers:
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- Paul Cercueil <paul@crapouillou.net>
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allOf:
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- $ref: dai-common.yaml#
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properties:
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$nodename:
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pattern: '^audio-controller@'
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compatible:
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oneOf:
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- enum:
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- ingenic,jz4740-i2s
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- ingenic,jz4760-i2s
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- ingenic,jz4770-i2s
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- ingenic,jz4780-i2s
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2023-10-24 12:59:35 +02:00
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- ingenic,x1000-i2s
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2023-08-30 17:31:07 +02:00
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- items:
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- const: ingenic,jz4725b-i2s
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- const: ingenic,jz4740-i2s
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'#sound-dai-cells':
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const: 0
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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clocks:
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items:
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- description: AIC clock
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- description: I2S clock
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clock-names:
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items:
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- const: aic
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- const: i2s
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dmas:
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items:
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- description: DMA controller phandle and request line for I2S RX
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- description: DMA controller phandle and request line for I2S TX
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dma-names:
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items:
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- const: rx
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- const: tx
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unevaluatedProperties: false
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required:
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- compatible
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- reg
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- interrupts
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- clocks
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- clock-names
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- dmas
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- dma-names
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- '#sound-dai-cells'
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examples:
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- |
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#include <dt-bindings/clock/ingenic,jz4740-cgu.h>
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aic: audio-controller@10020000 {
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compatible = "ingenic,jz4740-i2s";
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reg = <0x10020000 0x38>;
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#sound-dai-cells = <0>;
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interrupt-parent = <&intc>;
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interrupts = <18>;
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clocks = <&cgu JZ4740_CLK_AIC>,
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<&cgu JZ4740_CLK_I2S>;
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clock-names = "aic", "i2s";
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dmas = <&dmac 25 0xffffffff>, <&dmac 24 0xffffffff>;
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dma-names = "rx", "tx";
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};
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