1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2# Copyright (C) 2020-2022 Texas Instruments Incorporated 3%YAML 1.2 4--- 5$id: http://devicetree.org/schemas/sound/tas27xx.yaml# 6$schema: http://devicetree.org/meta-schemas/core.yaml# 7 8title: Texas Instruments TAS2764/TAS2780 Smart PA 9 10maintainers: 11 - Shenghao Ding <shenghao-ding@ti.com> 12 13description: | 14 The TAS2764/TAS2780 is a mono, digital input Class-D audio amplifier 15 optimized for efficiently driving high peak power into small 16 loudspeakers. Integrated speaker voltage and current sense provides 17 for real time monitoring of loudspeaker behavior. 18 19allOf: 20 - $ref: dai-common.yaml# 21 22properties: 23 compatible: 24 enum: 25 - ti,tas2764 26 - ti,tas2780 27 28 reg: 29 maxItems: 1 30 description: | 31 I2C address of the device can be between 0x38 to 0x45. 32 33 reset-gpios: 34 maxItems: 1 35 description: GPIO used to reset the device. 36 37 shutdown-gpios: 38 maxItems: 1 39 description: GPIO used to control the state of the device. 40 41 interrupts: 42 maxItems: 1 43 44 ti,imon-slot-no: 45 $ref: /schemas/types.yaml#/definitions/uint32 46 description: TDM TX current sense time slot. 47 48 ti,vmon-slot-no: 49 $ref: /schemas/types.yaml#/definitions/uint32 50 description: TDM TX voltage sense time slot. 51 52 '#sound-dai-cells': 53 # The codec has a single DAI, the #sound-dai-cells=<1>; case is left in for backward 54 # compatibility but is deprecated. 55 enum: [0, 1] 56 57required: 58 - compatible 59 - reg 60 61unevaluatedProperties: false 62 63examples: 64 - | 65 #include <dt-bindings/gpio/gpio.h> 66 i2c { 67 #address-cells = <1>; 68 #size-cells = <0>; 69 codec: codec@38 { 70 compatible = "ti,tas2764"; 71 reg = <0x38>; 72 #sound-dai-cells = <0>; 73 interrupt-parent = <&gpio1>; 74 interrupts = <14>; 75 reset-gpios = <&gpio1 15 0>; 76 shutdown-gpios = <&gpio1 15 0>; 77 ti,imon-slot-no = <0>; 78 ti,vmon-slot-no = <2>; 79 }; 80 }; 81 82... 83