88 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2# Copyright (C) 2019-20 Texas Instruments Incorporated3%YAML 1.24---5$id: http://devicetree.org/schemas/sound/ti,tas2770.yaml#6$schema: http://devicetree.org/meta-schemas/core.yaml#7 8title: Texas Instruments TAS2770 Smart PA9 10maintainers:11 - Shi Fu <shifu0704@thundersoft.com>12 13description: |14 The TAS2770 is a mono, digital input Class-D audio amplifier optimized for15 efficiently driving high peak power into small loudspeakers.16 Integrated speaker voltage and current sense provides for17 real time monitoring of loudspeaker behavior.18 19allOf:20 - $ref: dai-common.yaml#21 22properties:23 compatible:24 enum:25 - ti,tas277026 27 reg:28 maxItems: 129 description: |30 I2C address of the device can be between 0x41 to 0x48.31 32 reset-gpio:33 maxItems: 134 description: GPIO used to reset the device.35 36 shutdown-gpios:37 maxItems: 138 description: GPIO used to control the state of the device.39 40 interrupts:41 maxItems: 142 43 ti,imon-slot-no:44 $ref: /schemas/types.yaml#/definitions/uint3245 description: TDM TX current sense time slot.46 47 ti,vmon-slot-no:48 $ref: /schemas/types.yaml#/definitions/uint3249 description: TDM TX voltage sense time slot.50 51 ti,asi-format:52 deprecated: true53 $ref: /schemas/types.yaml#/definitions/uint3254 description: Sets TDM RX capture edge.55 enum:56 - 0 # Rising edge57 - 1 # Falling edge58 59 '#sound-dai-cells':60 # The codec has a single DAI, the #sound-dai-cells=<1>; case is left in for backward61 # compatibility but is deprecated.62 enum: [0, 1]63 64required:65 - compatible66 - reg67 68unevaluatedProperties: false69 70examples:71 - |72 #include <dt-bindings/gpio/gpio.h>73 i2c {74 #address-cells = <1>;75 #size-cells = <0>;76 codec: codec@41 {77 compatible = "ti,tas2770";78 reg = <0x41>;79 #sound-dai-cells = <0>;80 interrupt-parent = <&gpio1>;81 interrupts = <14>;82 reset-gpio = <&gpio1 15 0>;83 shutdown-gpios = <&gpio1 14 0>;84 ti,imon-slot-no = <0>;85 ti,vmon-slot-no = <2>;86 };87 };88