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@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 16properties: 17 compatible: 18 enum: 19 - st,stm32h7-spdifrx 20 21 "#sound-dai-cells": 22 const: 0 23 24 reg: 25 maxItems: 1 26 27 clocks: 28 maxItems: 1 29 30 clock-names: 31 items: 32 - const: kclk 33 34 interrupts: 35 maxItems: 1 36 37 dmas: 38 items: 39 - description: audio data capture DMA 40 - description: IEC status bits capture DMA 41 42 dma-names: 43 items: 44 - const: rx 45 - const: rx-ctrl 46 47 resets: 48 maxItems: 1 49 50required: 51 - compatible 52 - "#sound-dai-cells" 53 - reg 54 - clocks 55 - clock-names 56 - interrupts 57 - dmas 58 - dma-names 59 60additionalProperties: false 61 62examples: 63 - | 64 #include <dt-bindings/interrupt-controller/arm-gic.h> 65 #include <dt-bindings/clock/stm32mp1-clks.h> 66 spdifrx: spdifrx@40004000 { 67 compatible = "st,stm32h7-spdifrx"; 68 #sound-dai-cells = <0>; 69 reg = <0x40004000 0x400>; 70 clocks = <&rcc SPDIF_K>; 71 clock-names = "kclk"; 72 interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; 73 dmas = <&dmamux1 2 93 0x400 0x0>, 74 <&dmamux1 3 94 0x400 0x0>; 75 dma-names = "rx", "rx-ctrl"; 76 pinctrl-0 = <&spdifrx_pins>; 77 pinctrl-names = "default"; 78 }; 79 80... 81