linux_dsm_epyc7002/Documentation/devicetree/bindings/sound/amlogic,aiu.yaml
Martin Blumenstingl 62209c9ad2
ASoC: meson: aiu: Document Meson8 and Meson8b support in the dt-bindings
The AIU audio output controller on the Meson8 and Meson8b SoC families
is compatible with the one found in the GXBB family. Document the
compatible string for these two older SoCs.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: Jerome Brunet <jbrunet@baylibre.com>
Link: https://lore.kernel.org/r/20200220205711.77953-2-martin.blumenstingl@googlemail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-02-21 13:30:45 +00:00

114 lines
2.8 KiB
YAML

# 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>
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
required:
- "#sound-dai-cells"
- compatible
- clocks
- clock-names
- interrupts
- interrupt-names
- reg
- resets
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 = <0x0 0x5400 0x0 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>;
};