79 lines
1.8 KiB
YAML
79 lines
1.8 KiB
YAML
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# 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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$id: http://devicetree.org/schemas/sound/cirrus,cs35l45.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Cirrus Logic CS35L45 Speaker Amplifier
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maintainers:
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- Ricardo Rivera-Matos <rriveram@opensource.cirrus.com>
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- Richard Fitzgerald <rf@opensource.cirrus.com>
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description: |
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CS35L45 is a Boosted Mono Class D Amplifier with DSP
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Speaker Protection and Adaptive Battery Management.
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allOf:
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- $ref: dai-common.yaml#
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properties:
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compatible:
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enum:
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- cirrus,cs35l45
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reg:
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maxItems: 1
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'#sound-dai-cells':
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const: 1
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reset-gpios:
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maxItems: 1
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vdd-a-supply:
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description: voltage regulator phandle for the VDD_A supply
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vdd-batt-supply:
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description: voltage regulator phandle for the VDD_BATT supply
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spi-max-frequency:
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maximum: 5000000
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cirrus,asp-sdout-hiz-ctrl:
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description:
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Audio serial port SDOUT Hi-Z control. Sets the Hi-Z
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configuration for SDOUT pin of amplifier. Logical OR of
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CS35L45_ASP_TX_HIZ_xxx values.
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$ref: "/schemas/types.yaml#/definitions/uint32"
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minimum: 0
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maximum: 3
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default: 2
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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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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/sound/cs35l45.h>
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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cs35l45: cs35l45@2 {
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#sound-dai-cells = <1>;
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compatible = "cirrus,cs35l45";
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reg = <2>;
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spi-max-frequency = <5000000>;
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vdd-a-supply = <&dummy_vreg>;
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vdd-batt-supply = <&dummy_vreg>;
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reset-gpios = <&gpio 110 0>;
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cirrus,asp-sdout-hiz-ctrl = <(CS35L45_ASP_TX_HIZ_UNUSED |
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CS35L45_ASP_TX_HIZ_DISABLED)>;
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};
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};
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