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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/ti,pcm3168a.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Texas Instruments PCM3168A Audio Codec
maintainers:
- Damien Horsley <Damien.Horsley@imgtec.com>
- Geert Uytterhoeven <geert+renesas@glider.be>
- Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
description:
The Texas Instruments PCM3168A is a 24-bit Multi-channel Audio CODEC with
96/192kHz sampling rate, supporting both SPI and I2C bus access.
properties:
compatible:
const: ti,pcm3168a
reg:
maxItems: 1
clocks:
items:
- description: System clock input
clock-names:
items:
- const: scki
reset-gpios:
items:
- description: |
GPIO line connected to the active-low RST pin of the codec.
RST = low: device power-down
RST = high: device is enabled
"#sound-dai-cells":
enum: [0, 1]
VDD1-supply:
description: Digital power supply regulator 1 (+3.3V)
VDD2-supply:
description: Digital power supply regulator 2 (+3.3V)
VCCAD1-supply:
description: ADC power supply regulator 1 (+5V)
VCCAD2-supply:
description: ADC power supply regulator 2 (+5V)
VCCDA1-supply:
description: DAC power supply regulator 1 (+5V)
VCCDA2-supply:
description: DAC power supply regulator 2 (+5V)
ports:
$ref: audio-graph-port.yaml#/definitions/port-base
unevaluatedProperties: false
properties:
port@0:
$ref: audio-graph-port.yaml#
description: Audio input port.
port@1:
$ref: audio-graph-port.yaml#
description: Audio output port.
required:
- compatible
- reg
- clocks
- clock-names
- VDD1-supply
- VDD2-supply
- VCCAD1-supply
- VCCAD2-supply
- VCCDA1-supply
- VCCDA2-supply
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
pcm3168a: audio-codec@44 {
compatible = "ti,pcm3168a";
reg = <0x44>;
reset-gpios = <&gpio0 4 GPIO_ACTIVE_LOW>;
clocks = <&clk_core 42>;
clock-names = "scki";
VDD1-supply = <&supply3v3>;
VDD2-supply = <&supply3v3>;
VCCAD1-supply = <&supply5v0>;
VCCAD2-supply = <&supply5v0>;
VCCDA1-supply = <&supply5v0>;
VCCDA2-supply = <&supply5v0>;
};
};
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