1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/sound/st,stm32-spdifrx.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: STMicroelectronics STM32 S/PDIF receiver (SPDIFRX) 8 9maintainers: 10 - Olivier Moysan <olivier.moysan@foss.st.com> 11 12description: | 13 The SPDIFRX peripheral, is designed to receive an S/PDIF flow compliant with 14 IEC-60958 and IEC-61937. 15 16allOf: 17 - $ref: dai-common.yaml# 18 19properties: 20 compatible: 21 enum: 22 - st,stm32h7-spdifrx 23 24 "#sound-dai-cells": 25 const: 0 26 27 reg: 28 maxItems: 1 29 30 clocks: 31 maxItems: 1 32 33 clock-names: 34 items: 35 - const: kclk 36 37 interrupts: 38 maxItems: 1 39 40 dmas: 41 items: 42 - description: audio data capture DMA 43 - description: IEC status bits capture DMA 44 45 dma-names: 46 items: 47 - const: rx 48 - const: rx-ctrl 49 50 resets: 51 maxItems: 1 52 53 port: 54 $ref: audio-graph-port.yaml# 55 unevaluatedProperties: false 56 57 access-controllers: 58 minItems: 1 59 maxItems: 2 60 61required: 62 - compatible 63 - "#sound-dai-cells" 64 - reg 65 - clocks 66 - clock-names 67 - interrupts 68 - dmas 69 - dma-names 70 71unevaluatedProperties: false 72 73examples: 74 - | 75 #include <dt-bindings/interrupt-controller/arm-gic.h> 76 #include <dt-bindings/clock/stm32mp1-clks.h> 77 spdifrx: spdifrx@40004000 { 78 compatible = "st,stm32h7-spdifrx"; 79 #sound-dai-cells = <0>; 80 reg = <0x40004000 0x400>; 81 clocks = <&rcc SPDIF_K>; 82 clock-names = "kclk"; 83 interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; 84 dmas = <&dmamux1 2 93 0x400 0x0>, 85 <&dmamux1 3 94 0x400 0x0>; 86 dma-names = "rx", "rx-ctrl"; 87 pinctrl-0 = <&spdifrx_pins>; 88 pinctrl-names = "default"; 89 }; 90 91... 92