1*667ebcc1SChiYuan Huang# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2*667ebcc1SChiYuan Huang%YAML 1.2 3*667ebcc1SChiYuan Huang--- 4*667ebcc1SChiYuan Huang$id: http://devicetree.org/schemas/sound/richtek,rt9123.yaml# 5*667ebcc1SChiYuan Huang$schema: http://devicetree.org/meta-schemas/core.yaml# 6*667ebcc1SChiYuan Huang 7*667ebcc1SChiYuan Huangtitle: Richtek RT9123 Audio Amplifier 8*667ebcc1SChiYuan Huang 9*667ebcc1SChiYuan Huangmaintainers: 10*667ebcc1SChiYuan Huang - ChiYuan Huang <cy_huang@richtek.com> 11*667ebcc1SChiYuan Huang 12*667ebcc1SChiYuan Huangdescription: 13*667ebcc1SChiYuan Huang RT9123 is a 3.2W mono Class-D audio amplifier that features high efficiency 14*667ebcc1SChiYuan Huang and performance with ultra-low quiescent current. The digital audio interface 15*667ebcc1SChiYuan Huang support various formats, including I2S, left-justified, right-justified, and 16*667ebcc1SChiYuan Huang TDM formats. 17*667ebcc1SChiYuan Huang 18*667ebcc1SChiYuan HuangallOf: 19*667ebcc1SChiYuan Huang - $ref: dai-common.yaml# 20*667ebcc1SChiYuan Huang 21*667ebcc1SChiYuan Huangproperties: 22*667ebcc1SChiYuan Huang compatible: 23*667ebcc1SChiYuan Huang enum: 24*667ebcc1SChiYuan Huang - richtek,rt9123 25*667ebcc1SChiYuan Huang 26*667ebcc1SChiYuan Huang reg: 27*667ebcc1SChiYuan Huang maxItems: 1 28*667ebcc1SChiYuan Huang 29*667ebcc1SChiYuan Huang '#sound-dai-cells': 30*667ebcc1SChiYuan Huang const: 0 31*667ebcc1SChiYuan Huang 32*667ebcc1SChiYuan Huang enable-gpios: 33*667ebcc1SChiYuan Huang maxItems: 1 34*667ebcc1SChiYuan Huang 35*667ebcc1SChiYuan Huangrequired: 36*667ebcc1SChiYuan Huang - compatible 37*667ebcc1SChiYuan Huang - reg 38*667ebcc1SChiYuan Huang - '#sound-dai-cells' 39*667ebcc1SChiYuan Huang 40*667ebcc1SChiYuan HuangunevaluatedProperties: false 41*667ebcc1SChiYuan Huang 42*667ebcc1SChiYuan Huangexamples: 43*667ebcc1SChiYuan Huang - | 44*667ebcc1SChiYuan Huang #include <dt-bindings/gpio/gpio.h> 45*667ebcc1SChiYuan Huang 46*667ebcc1SChiYuan Huang i2c { 47*667ebcc1SChiYuan Huang #address-cells = <1>; 48*667ebcc1SChiYuan Huang #size-cells = <0>; 49*667ebcc1SChiYuan Huang 50*667ebcc1SChiYuan Huang amplifier@5e { 51*667ebcc1SChiYuan Huang compatible = "richtek,rt9123"; 52*667ebcc1SChiYuan Huang reg = <0x5e>; 53*667ebcc1SChiYuan Huang enable-gpios = <&gpio 26 GPIO_ACTIVE_HIGH>; 54*667ebcc1SChiYuan Huang #sound-dai-cells = <0>; 55*667ebcc1SChiYuan Huang }; 56*667ebcc1SChiYuan Huang }; 57