| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/sound/amlogic,aiu.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Amlogic AIU audio output controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Jerome Brunet <jbrunet@baylibre.com> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: dai-common.yaml# |
| 14 | |
| 15 | properties: |
| 16 | $nodename: |
| 17 | pattern: "^audio-controller@.*" |
| 18 | |
| 19 | "#sound-dai-cells": |
| 20 | const: 2 |
| 21 | |
| 22 | compatible: |
| 23 | items: |
| 24 | - enum: |
| 25 | - amlogic,aiu-gxbb |
| 26 | - amlogic,aiu-gxl |
| 27 | - amlogic,aiu-meson8 |
| 28 | - amlogic,aiu-meson8b |
| 29 | - const: amlogic,aiu |
| 30 | |
| 31 | clocks: |
| 32 | items: |
| 33 | - description: AIU peripheral clock |
| 34 | - description: I2S peripheral clock |
| 35 | - description: I2S output clock |
| 36 | - description: I2S master clock |
| 37 | - description: I2S mixer clock |
| 38 | - description: SPDIF peripheral clock |
| 39 | - description: SPDIF output clock |
| 40 | - description: SPDIF master clock |
| 41 | - description: SPDIF master clock multiplexer |
| 42 | |
| 43 | clock-names: |
| 44 | items: |
| 45 | - const: pclk |
| 46 | - const: i2s_pclk |
| 47 | - const: i2s_aoclk |
| 48 | - const: i2s_mclk |
| 49 | - const: i2s_mixer |
| 50 | - const: spdif_pclk |
| 51 | - const: spdif_aoclk |
| 52 | - const: spdif_mclk |
| 53 | - const: spdif_mclk_sel |
| 54 | |
| 55 | interrupts: |
| 56 | items: |
| 57 | - description: I2S interrupt line |
| 58 | - description: SPDIF interrupt line |
| 59 | |
| 60 | interrupt-names: |
| 61 | items: |
| 62 | - const: i2s |
| 63 | - const: spdif |
| 64 | |
| 65 | reg: |
| 66 | maxItems: 1 |
| 67 | |
| 68 | resets: |
| 69 | maxItems: 1 |
| 70 | |
| 71 | sound-name-prefix: true |
| 72 | |
| 73 | required: |
| 74 | - "#sound-dai-cells" |
| 75 | - compatible |
| 76 | - clocks |
| 77 | - clock-names |
| 78 | - interrupts |
| 79 | - interrupt-names |
| 80 | - reg |
| 81 | - resets |
| 82 | |
| 83 | additionalProperties: false |
| 84 | |
| 85 | examples: |
| 86 | - | |
| 87 | #include <dt-bindings/clock/gxbb-clkc.h> |
| 88 | #include <dt-bindings/interrupt-controller/irq.h> |
| 89 | #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 90 | #include <dt-bindings/reset/amlogic,meson-gxbb-reset.h> |
| 91 | |
| 92 | aiu: audio-controller@5400 { |
| 93 | compatible = "amlogic,aiu-gxl", "amlogic,aiu"; |
| 94 | #sound-dai-cells = <2>; |
| 95 | reg = <0x5400 0x2ac>; |
| 96 | interrupts = <GIC_SPI 48 IRQ_TYPE_EDGE_RISING>, |
| 97 | <GIC_SPI 50 IRQ_TYPE_EDGE_RISING>; |
| 98 | interrupt-names = "i2s", "spdif"; |
| 99 | clocks = <&clkc CLKID_AIU_GLUE>, |
| 100 | <&clkc CLKID_I2S_OUT>, |
| 101 | <&clkc CLKID_AOCLK_GATE>, |
| 102 | <&clkc CLKID_CTS_AMCLK>, |
| 103 | <&clkc CLKID_MIXER_IFACE>, |
| 104 | <&clkc CLKID_IEC958>, |
| 105 | <&clkc CLKID_IEC958_GATE>, |
| 106 | <&clkc CLKID_CTS_MCLK_I958>, |
| 107 | <&clkc CLKID_CTS_I958>; |
| 108 | clock-names = "pclk", |
| 109 | "i2s_pclk", |
| 110 | "i2s_aoclk", |
| 111 | "i2s_mclk", |
| 112 | "i2s_mixer", |
| 113 | "spdif_pclk", |
| 114 | "spdif_aoclk", |
| 115 | "spdif_mclk", |
| 116 | "spdif_mclk_sel"; |
| 117 | resets = <&reset RESET_AIU>; |
| 118 | }; |