blob: be2536e8c4403a84a67a02212dcb118ac489fabf (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
# 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.
allOf:
- $ref: dai-common.yaml#
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
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
i2c {
#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>;
};
};
|
