| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/sound/st,stm32-spdifrx.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: STMicroelectronics STM32 S/PDIF receiver (SPDIFRX) |
| |
| maintainers: |
| - Olivier Moysan <olivier.moysan@st.com> |
| |
| description: | |
| The SPDIFRX peripheral, is designed to receive an S/PDIF flow compliant with |
| IEC-60958 and IEC-61937. |
| |
| properties: |
| compatible: |
| enum: |
| - st,stm32h7-spdifrx |
| |
| "#sound-dai-cells": |
| const: 0 |
| |
| reg: |
| maxItems: 1 |
| |
| clocks: |
| maxItems: 1 |
| |
| clock-names: |
| items: |
| - const: kclk |
| |
| interrupts: |
| maxItems: 1 |
| |
| dmas: |
| items: |
| - description: audio data capture DMA |
| - description: IEC status bits capture DMA |
| |
| dma-names: |
| items: |
| - const: rx |
| - const: rx-ctrl |
| |
| resets: |
| maxItems: 1 |
| |
| required: |
| - compatible |
| - "#sound-dai-cells" |
| - reg |
| - clocks |
| - clock-names |
| - interrupts |
| - dmas |
| - dma-names |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| #include <dt-bindings/clock/stm32mp1-clks.h> |
| spdifrx: spdifrx@40004000 { |
| compatible = "st,stm32h7-spdifrx"; |
| #sound-dai-cells = <0>; |
| reg = <0x40004000 0x400>; |
| clocks = <&rcc SPDIF_K>; |
| clock-names = "kclk"; |
| interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; |
| dmas = <&dmamux1 2 93 0x400 0x0>, |
| <&dmamux1 3 94 0x400 0x0>; |
| dma-names = "rx", "rx-ctrl"; |
| pinctrl-0 = <&spdifrx_pins>; |
| pinctrl-names = "default"; |
| }; |
| |
| ... |
