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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/rohm,bd28623.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: ROHM BD28623MUV Class D speaker amplifier for digital input
description:
This codec does not have any control buses such as I2C, it detect
format and rate of I2S signal automatically. It has two signals
that can be connected to GPIOs reset and mute.
maintainers:
- Katsuhiro Suzuki <katsuhiro@katsuster.net>
properties:
compatible:
const: rohm,bd28623
"#sound-dai-cells":
const: 0
VCCA-supply:
description:
regulator phandle for the VCCA (for analog) power supply
VCCP1-supply:
description:
regulator phandle for the VCCP1 (for ch1) power supply
VCCP2-supply:
description:
regulator phandle for the VCCP2 (for ch2) power supply
reset-gpios:
maxItems: 1
description:
GPIO specifier for the active low reset line
mute-gpios:
maxItems: 1
description:
GPIO specifier for the active low mute line
required:
- compatible
- VCCA-supply
- VCCP1-supply
- VCCP2-supply
- "#sound-dai-cells"
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
codec {
compatible = "rohm,bd28623";
#sound-dai-cells = <0>;
VCCA-supply = <&vcc_reg>;
VCCP1-supply = <&vcc_reg>;
VCCP2-supply = <&vcc_reg>;
reset-gpios = <&gpio 0 GPIO_ACTIVE_LOW>;
mute-gpios = <&gpio 1 GPIO_ACTIVE_LOW>;
};
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