102 lines
2.3 KiB
YAML
102 lines
2.3 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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$id: http://devicetree.org/schemas/sound/foursemi,fs2105s.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: FourSemi FS2104/5S Digital Audio Amplifier
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maintainers:
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- Nick Li <nick.li@foursemi.com>
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description:
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The FS2104 is a 15W Inductor-Less, Stereo, Closed-Loop,
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Digital Input Class-D Power Amplifier with Enhanced Signal Processing.
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The FS2105S is a 30W Inductor-Less, Stereo, Closed-Loop,
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Digital Input Class-D Power Amplifier with Enhanced Signal Processing.
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- foursemi,fs2104
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- const: foursemi,fs2105s
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- enum:
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- foursemi,fs2105s
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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: The clock of I2S BCLK
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clock-names:
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items:
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- const: bclk
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interrupts:
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maxItems: 1
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'#sound-dai-cells':
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const: 0
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pvdd-supply:
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description:
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Regulator for power supply(PVDD in datasheet).
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dvdd-supply:
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description:
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Regulator for digital supply(DVDD in datasheet).
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reset-gpios:
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maxItems: 1
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description:
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It's the SDZ pin in datasheet, the pin is active low,
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it will power down and reset the chip to shut down state.
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firmware-name:
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maxItems: 1
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description: |
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The firmware(*.bin) contains:
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a. Register initialization settings
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b. DSP effect parameters
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c. Multi-scene sound effect configurations(optional)
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It's gernerated by FourSemi's tuning tool.
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required:
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- compatible
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- reg
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- '#sound-dai-cells'
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- pvdd-supply
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- dvdd-supply
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- reset-gpios
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- firmware-name
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allOf:
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- $ref: dai-common.yaml#
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unevaluatedProperties: 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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audio-codec@68 {
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compatible = "foursemi,fs2105s";
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reg = <0x68>;
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clocks = <&clocks 18>;
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clock-names = "bclk";
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#sound-dai-cells = <0>;
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pvdd-supply = <&pvdd_supply>;
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dvdd-supply = <&dvdd_supply>;
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reset-gpios = <&gpio 18 GPIO_ACTIVE_LOW>;
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firmware-name = "fs2105s-btl-2p0-0s.bin";
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pinctrl-names = "default";
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pinctrl-0 = <&fs210x_pins_default>;
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};
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};
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