1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 # Copyright (C) 2019-20 Texas Instruments Inco 2 # Copyright (C) 2019-20 Texas Instruments Incorporated
3 %YAML 1.2 3 %YAML 1.2
4 --- 4 ---
5 $id: http://devicetree.org/schemas/sound/ti,ta 5 $id: http://devicetree.org/schemas/sound/ti,tas2770.yaml#
6 $schema: http://devicetree.org/meta-schemas/co 6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 7
8 title: Texas Instruments TAS2770 Smart PA 8 title: Texas Instruments TAS2770 Smart PA
9 9
10 maintainers: 10 maintainers:
11 - Shi Fu <shifu0704@thundersoft.com> 11 - Shi Fu <shifu0704@thundersoft.com>
12 12
13 description: | 13 description: |
14 The TAS2770 is a mono, digital input Class-D 14 The TAS2770 is a mono, digital input Class-D audio amplifier optimized for
15 efficiently driving high peak power into sma 15 efficiently driving high peak power into small loudspeakers.
16 Integrated speaker voltage and current sense 16 Integrated speaker voltage and current sense provides for
17 real time monitoring of loudspeaker behavior 17 real time monitoring of loudspeaker behavior.
18 18
19 allOf: 19 allOf:
20 - $ref: dai-common.yaml# 20 - $ref: dai-common.yaml#
21 21
22 properties: 22 properties:
23 compatible: 23 compatible:
24 enum: 24 enum:
25 - ti,tas2770 25 - ti,tas2770
26 26
27 reg: 27 reg:
28 maxItems: 1 28 maxItems: 1
29 description: | 29 description: |
30 I2C address of the device can be betwee 30 I2C address of the device can be between 0x41 to 0x48.
31 31
32 reset-gpio: 32 reset-gpio:
33 maxItems: 1 33 maxItems: 1
34 description: GPIO used to reset the device 34 description: GPIO used to reset the device.
35 35
36 shutdown-gpios: 36 shutdown-gpios:
37 maxItems: 1 37 maxItems: 1
38 description: GPIO used to control the stat 38 description: GPIO used to control the state of the device.
39 39
40 interrupts: 40 interrupts:
41 maxItems: 1 41 maxItems: 1
42 42
43 ti,imon-slot-no: 43 ti,imon-slot-no:
44 $ref: /schemas/types.yaml#/definitions/uin 44 $ref: /schemas/types.yaml#/definitions/uint32
45 description: TDM TX current sense time slo 45 description: TDM TX current sense time slot.
46 46
47 ti,vmon-slot-no: 47 ti,vmon-slot-no:
48 $ref: /schemas/types.yaml#/definitions/uin 48 $ref: /schemas/types.yaml#/definitions/uint32
49 description: TDM TX voltage sense time slo 49 description: TDM TX voltage sense time slot.
50 50
51 ti,asi-format: 51 ti,asi-format:
52 deprecated: true 52 deprecated: true
53 $ref: /schemas/types.yaml#/definitions/uin 53 $ref: /schemas/types.yaml#/definitions/uint32
54 description: Sets TDM RX capture edge. 54 description: Sets TDM RX capture edge.
55 enum: 55 enum:
56 - 0 # Rising edge 56 - 0 # Rising edge
57 - 1 # Falling edge 57 - 1 # Falling edge
58 58
59 '#sound-dai-cells': 59 '#sound-dai-cells':
60 # The codec has a single DAI, the #sound-d 60 # The codec has a single DAI, the #sound-dai-cells=<1>; case is left in for backward
61 # compatibility but is deprecated. 61 # compatibility but is deprecated.
62 enum: [0, 1] 62 enum: [0, 1]
63 63
64 required: 64 required:
65 - compatible 65 - compatible
66 - reg 66 - reg
67 67
68 unevaluatedProperties: false 68 unevaluatedProperties: false
69 69
70 examples: 70 examples:
71 - | 71 - |
72 #include <dt-bindings/gpio/gpio.h> 72 #include <dt-bindings/gpio/gpio.h>
73 i2c { 73 i2c {
74 #address-cells = <1>; 74 #address-cells = <1>;
75 #size-cells = <0>; 75 #size-cells = <0>;
76 codec: codec@41 { 76 codec: codec@41 {
77 compatible = "ti,tas2770"; 77 compatible = "ti,tas2770";
78 reg = <0x41>; 78 reg = <0x41>;
79 #sound-dai-cells = <0>; 79 #sound-dai-cells = <0>;
80 interrupt-parent = <&gpio1>; 80 interrupt-parent = <&gpio1>;
81 interrupts = <14>; 81 interrupts = <14>;
82 reset-gpio = <&gpio1 15 0>; 82 reset-gpio = <&gpio1 15 0>;
83 shutdown-gpios = <&gpio1 14 0>; 83 shutdown-gpios = <&gpio1 14 0>;
84 ti,imon-slot-no = <0>; 84 ti,imon-slot-no = <0>;
85 ti,vmon-slot-no = <2>; 85 ti,vmon-slot-no = <2>;
86 }; 86 };
87 }; 87 };
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