86 lines
2.0 KiB
YAML
86 lines
2.0 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
# Copyright (C) 2019-20 Texas Instruments Incorporated
|
|
%YAML 1.2
|
|
---
|
|
$id: "http://devicetree.org/schemas/sound/tas2770.yaml#"
|
|
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
|
|
|
|
title: Texas Instruments TAS2770 Smart PA
|
|
|
|
maintainers:
|
|
- Shi Fu <shifu0704@thundersoft.com>
|
|
|
|
description: |
|
|
The TAS2770 is a mono, digital input Class-D audio amplifier optimized for
|
|
efficiently driving high peak power into small loudspeakers.
|
|
Integrated speaker voltage and current sense provides for
|
|
real time monitoring of loudspeaker behavior.
|
|
|
|
properties:
|
|
compatible:
|
|
enum:
|
|
- ti,tas2770
|
|
|
|
reg:
|
|
maxItems: 1
|
|
description: |
|
|
I2C address of the device can be between 0x41 to 0x48.
|
|
|
|
reset-gpio:
|
|
maxItems: 1
|
|
description: GPIO used to reset the device.
|
|
|
|
shutdown-gpios:
|
|
maxItems: 1
|
|
description: GPIO used to control the state of the device.
|
|
|
|
interrupts:
|
|
maxItems: 1
|
|
|
|
ti,imon-slot-no:
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description: TDM TX current sense time slot.
|
|
|
|
ti,vmon-slot-no:
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description: TDM TX voltage sense time slot.
|
|
|
|
ti,asi-format:
|
|
deprecated: true
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description: Sets TDM RX capture edge.
|
|
enum:
|
|
- 0 # Rising edge
|
|
- 1 # Falling edge
|
|
|
|
'#sound-dai-cells':
|
|
# The codec has a single DAI, the #sound-dai-cells=<1>; case is left in for backward
|
|
# compatibility but is deprecated.
|
|
enum: [0, 1]
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
|
|
additionalProperties: false
|
|
|
|
examples:
|
|
- |
|
|
#include <dt-bindings/gpio/gpio.h>
|
|
i2c0 {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
codec: codec@41 {
|
|
compatible = "ti,tas2770";
|
|
reg = <0x41>;
|
|
#sound-dai-cells = <0>;
|
|
interrupt-parent = <&gpio1>;
|
|
interrupts = <14>;
|
|
reset-gpio = <&gpio1 15 0>;
|
|
shutdown-gpios = <&gpio1 14 0>;
|
|
ti,imon-slot-no = <0>;
|
|
ti,vmon-slot-no = <2>;
|
|
};
|
|
};
|
|
|