| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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 | |
| 7 | title: STMicroelectronics STM32 S/PDIF receiver (SPDIFRX) |
| 8 | |
| 9 | maintainers: |
| 10 | - Olivier Moysan <olivier.moysan@foss.st.com> |
| 11 | |
| 12 | description: | |
| 13 | The SPDIFRX peripheral, is designed to receive an S/PDIF flow compliant with |
| 14 | IEC-60958 and IEC-61937. |
| 15 | |
| 16 | allOf: |
| 17 | - $ref: dai-common.yaml# |
| 18 | |
| 19 | properties: |
| 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 | required: |
| 54 | - compatible |
| 55 | - "#sound-dai-cells" |
| 56 | - reg |
| 57 | - clocks |
| 58 | - clock-names |
| 59 | - interrupts |
| 60 | - dmas |
| 61 | - dma-names |
| 62 | |
| 63 | unevaluatedProperties: false |
| 64 | |
| 65 | examples: |
| 66 | - | |
| 67 | #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 68 | #include <dt-bindings/clock/stm32mp1-clks.h> |
| 69 | spdifrx: spdifrx@40004000 { |
| 70 | compatible = "st,stm32h7-spdifrx"; |
| 71 | #sound-dai-cells = <0>; |
| 72 | reg = <0x40004000 0x400>; |
| 73 | clocks = <&rcc SPDIF_K>; |
| 74 | clock-names = "kclk"; |
| 75 | interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; |
| 76 | dmas = <&dmamux1 2 93 0x400 0x0>, |
| 77 | <&dmamux1 3 94 0x400 0x0>; |
| 78 | dma-names = "rx", "rx-ctrl"; |
| 79 | pinctrl-0 = <&spdifrx_pins>; |
| 80 | pinctrl-names = "default"; |
| 81 | }; |
| 82 | |
| 83 | ... |