74 lines
1.3 KiB
YAML
74 lines
1.3 KiB
YAML
# 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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$id: http://devicetree.org/schemas/sound/nxp,lpc3220-i2s.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: NXP LPC32XX I2S Controller
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description:
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The I2S controller in LPC32XX SoCs, ASoC DAI.
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maintainers:
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- J.M.B. Downing <jonathan.downing@nautel.com>
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- Piotr Wojtaszczyk <piotr.wojtaszczyk@timesys.com>
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allOf:
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- $ref: dai-common.yaml#
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properties:
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compatible:
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enum:
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- nxp,lpc3220-i2s
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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: input clock of the peripheral.
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dmas:
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items:
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- description: RX DMA Channel
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- description: TX DMA Channel
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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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"#sound-dai-cells":
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const: 0
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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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- dmas
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- dma-names
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- '#sound-dai-cells'
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/lpc32xx-clock.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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i2s@20094000 {
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compatible = "nxp,lpc3220-i2s";
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reg = <0x20094000 0x1000>;
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interrupts = <22 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&clk LPC32XX_CLK_I2S0>;
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dmas = <&dma 0 1>, <&dma 13 1>;
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dma-names = "rx", "tx";
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#sound-dai-cells = <0>;
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};
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...
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