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