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