Based on kernel version 6.11
. Page generated on 2024-09-24 08:21 EST
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause %YAML 1.2 --- $id: http://devicetree.org/schemas/sound/maxim,max98504.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Maxim Integrated MAX98504 class D mono speaker amplifier maintainers: - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> description: Maxim Integrated MAX98504 speaker amplifier supports I2C control interface with an IRQ output signal, PCM and PDM digital audio interface (DAI) and a differential analog input. properties: compatible: const: maxim,max98504 reg: maxItems: 1 interrupts: maxItems: 1 DIOVDD-supply: true DVDD-supply: true PVDD-supply: true maxim,brownout-threshold: $ref: /schemas/types.yaml#/definitions/uint32 maximum: 21 default: 0 description: PVDD brownout threshold, where values correspond to 2.6V, 2.65V...3.65V voltage range. Property also enables the PVDD brownout protection. maxim,brownout-attenuation: $ref: /schemas/types.yaml#/definitions/uint32 maximum: 6 default: 0 description: Brownout attenuation to the speaker gain applied during the "attack hold" and "timed hold" phase, the value must be from 0...6 (dB) range. maxim,brownout-attack-hold-ms: maximum: 255 default: 0 description: Brownout attack hold phase time in ms, VBATBROWN_ATTK_HOLD, register 0x0018. maxim,brownout-timed-hold-ms: maximum: 255 default: 0 description: Brownout timed hold phase time in ms, VBATBROWN_TIME_HOLD, register 0x0019. maxim,brownout-release-rate-ms: maximum: 255 default: 0 description: Brownout release phase step time in ms, VBATBROWN_RELEASE, register 0x001A. required: - compatible - reg additionalProperties: false examples: - | #include <dt-bindings/gpio/gpio.h> i2c { #address-cells = <1>; #size-cells = <0>; amplifier@31 { compatible = "maxim,max98504"; reg = <0x31>; DIOVDD-supply = <&ldo3_reg>; DVDD-supply = <&ldo3_reg>; }; }; |