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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/amlogic,aiu.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Amlogic AIU audio output controller
maintainers:
- Jerome Brunet <jbrunet@baylibre.com>
allOf:
- $ref: name-prefix.yaml#
properties:
$nodename:
pattern: "^audio-controller@.*"
"#sound-dai-cells":
const: 2
compatible:
items:
- enum:
- amlogic,aiu-gxbb
- amlogic,aiu-gxl
- amlogic,aiu-meson8
- amlogic,aiu-meson8b
- const: amlogic,aiu
clocks:
items:
- description: AIU peripheral clock
- description: I2S peripheral clock
- description: I2S output clock
- description: I2S master clock
- description: I2S mixer clock
- description: SPDIF peripheral clock
- description: SPDIF output clock
- description: SPDIF master clock
- description: SPDIF master clock multiplexer
clock-names:
items:
- const: pclk
- const: i2s_pclk
- const: i2s_aoclk
- const: i2s_mclk
- const: i2s_mixer
- const: spdif_pclk
- const: spdif_aoclk
- const: spdif_mclk
- const: spdif_mclk_sel
interrupts:
items:
- description: I2S interrupt line
- description: SPDIF interrupt line
interrupt-names:
items:
- const: i2s
- const: spdif
reg:
maxItems: 1
resets:
maxItems: 1
sound-name-prefix: true
required:
- "#sound-dai-cells"
- compatible
- clocks
- clock-names
- interrupts
- interrupt-names
- reg
- resets
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/gxbb-clkc.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/reset/amlogic,meson-gxbb-reset.h>
aiu: audio-controller@5400 {
compatible = "amlogic,aiu-gxl", "amlogic,aiu";
#sound-dai-cells = <2>;
reg = <0x5400 0x2ac>;
interrupts = <GIC_SPI 48 IRQ_TYPE_EDGE_RISING>,
<GIC_SPI 50 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "i2s", "spdif";
clocks = <&clkc CLKID_AIU_GLUE>,
<&clkc CLKID_I2S_OUT>,
<&clkc CLKID_AOCLK_GATE>,
<&clkc CLKID_CTS_AMCLK>,
<&clkc CLKID_MIXER_IFACE>,
<&clkc CLKID_IEC958>,
<&clkc CLKID_IEC958_GATE>,
<&clkc CLKID_CTS_MCLK_I958>,
<&clkc CLKID_CTS_I958>;
clock-names = "pclk",
"i2s_pclk",
"i2s_aoclk",
"i2s_mclk",
"i2s_mixer",
"spdif_pclk",
"spdif_aoclk",
"spdif_mclk",
"spdif_mclk_sel";
resets = <&reset RESET_AIU>;
};
|
