1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2# Copyright (C) 2019 Texas Instruments Incorporated 3%YAML 1.2 4--- 5$id: "http://devicetree.org/schemas/sound/tas2562.yaml#" 6$schema: "http://devicetree.org/meta-schemas/core.yaml#" 7 8title: Texas Instruments TAS2562 Smart PA 9 10maintainers: 11 - Andrew Davis <afd@ti.com> 12 13description: | 14 The TAS2562 is a mono, digital input Class-D audio amplifier optimized for 15 efficiently driving high peak power into small loudspeakers. 16 Integrated speaker voltage and current sense provides for 17 real time monitoring of loudspeaker behavior. 18 19 Specifications about the audio amplifier can be found at: 20 https://www.ti.com/lit/gpn/tas2562 21 https://www.ti.com/lit/gpn/tas2563 22 https://www.ti.com/lit/gpn/tas2564 23 https://www.ti.com/lit/gpn/tas2110 24 25properties: 26 compatible: 27 enum: 28 - ti,tas2562 29 - ti,tas2563 30 - ti,tas2564 31 - ti,tas2110 32 33 reg: 34 maxItems: 1 35 description: | 36 I2C address of the device can be one of these 0x4c, 0x4d, 0x4e or 0x4f 37 38 shut-down-gpios: 39 maxItems: 1 40 description: GPIO used to control the state of the device. 41 deprecated: true 42 43 shutdown-gpios: 44 maxItems: 1 45 description: GPIO used to control the state of the device. 46 47 interrupts: 48 maxItems: 1 49 50 ti,imon-slot-no: 51 $ref: /schemas/types.yaml#/definitions/uint32 52 description: TDM TX current sense time slot. 53 54 '#sound-dai-cells': 55 const: 1 56 57required: 58 - compatible 59 - reg 60 61additionalProperties: false 62 63examples: 64 - | 65 #include <dt-bindings/gpio/gpio.h> 66 i2c0 { 67 #address-cells = <1>; 68 #size-cells = <0>; 69 codec: codec@4c { 70 compatible = "ti,tas2562"; 71 reg = <0x4c>; 72 #sound-dai-cells = <1>; 73 interrupt-parent = <&gpio1>; 74 interrupts = <14>; 75 shutdown-gpios = <&gpio1 15 0>; 76 ti,imon-slot-no = <0>; 77 }; 78 }; 79