81 lines
1.6 KiB
YAML
81 lines
1.6 KiB
YAML
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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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$id: http://devicetree.org/schemas/sound/st,stm32-spdifrx.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: STMicroelectronics STM32 S/PDIF receiver (SPDIFRX)
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maintainers:
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- Olivier Moysan <olivier.moysan@foss.st.com>
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description: |
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The SPDIFRX peripheral, is designed to receive an S/PDIF flow compliant with
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IEC-60958 and IEC-61937.
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properties:
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compatible:
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enum:
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- st,stm32h7-spdifrx
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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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clocks:
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maxItems: 1
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clock-names:
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items:
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- const: kclk
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interrupts:
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maxItems: 1
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dmas:
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items:
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- description: audio data capture DMA
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- description: IEC status bits capture DMA
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dma-names:
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items:
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- const: rx
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- const: rx-ctrl
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resets:
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maxItems: 1
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required:
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- compatible
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- "#sound-dai-cells"
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- reg
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- clocks
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- clock-names
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- interrupts
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- dmas
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- dma-names
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/clock/stm32mp1-clks.h>
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spdifrx: spdifrx@40004000 {
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compatible = "st,stm32h7-spdifrx";
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#sound-dai-cells = <0>;
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reg = <0x40004000 0x400>;
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clocks = <&rcc SPDIF_K>;
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clock-names = "kclk";
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interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
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dmas = <&dmamux1 2 93 0x400 0x0>,
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<&dmamux1 3 94 0x400 0x0>;
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dma-names = "rx", "rx-ctrl";
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pinctrl-0 = <&spdifrx_pins>;
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pinctrl-names = "default";
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};
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...
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