xref: /freebsd/sys/contrib/device-tree/Bindings/sound/tas2562.yaml (revision 96190b4fef3b4a0cc3ca0606b0c4e3e69a5e6717) 
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/tas2564
22    https://www.ti.com/lit/gpn/tas2110
23
24allOf:
25  - $ref: dai-common.yaml#
26
27properties:
28  compatible:
29    enum:
30      - ti,tas2562
31      - ti,tas2564
32      - ti,tas2110
33
34  reg:
35    maxItems: 1
36    description: |
37       I2C address of the device can be one of these 0x4c, 0x4d, 0x4e or 0x4f
38
39  shut-down-gpios:
40    maxItems: 1
41    description: GPIO used to control the state of the device.
42    deprecated: true
43
44  shutdown-gpios:
45    maxItems: 1
46    description: GPIO used to control the state of the device.
47
48  interrupts:
49    maxItems: 1
50
51  ti,imon-slot-no:
52    $ref: /schemas/types.yaml#/definitions/uint32
53    description: TDM TX current sense time slot.
54
55  '#sound-dai-cells':
56    # The codec has a single DAI, the #sound-dai-cells=<1>; case is left in for backward
57    # compatibility but is deprecated.
58    enum: [0, 1]
59
60required:
61  - compatible
62  - reg
63
64unevaluatedProperties: false
65
66examples:
67  - |
68   #include <dt-bindings/gpio/gpio.h>
69   i2c {
70     #address-cells = <1>;
71     #size-cells = <0>;
72     codec: codec@4c {
73       compatible = "ti,tas2562";
74       reg = <0x4c>;
75       #sound-dai-cells = <0>;
76       interrupt-parent = <&gpio1>;
77       interrupts = <14>;
78       shutdown-gpios = <&gpio1 15 0>;
79       ti,imon-slot-no = <0>;
80     };
81   };
82