0001 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
0002 # Copyright (C) 2019 Texas Instruments Incorporated
0003 %YAML 1.2
0004 ---
0005 $id: "http://devicetree.org/schemas/sound/tas2562.yaml#"
0006 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
0007
0008 title: Texas Instruments TAS2562 Smart PA
0009
0010 maintainers:
0011 - Andrew Davis <afd@ti.com>
0012
0013 description: |
0014 The TAS2562 is a mono, digital input Class-D audio amplifier optimized for
0015 efficiently driving high peak power into small loudspeakers.
0016 Integrated speaker voltage and current sense provides for
0017 real time monitoring of loudspeaker behavior.
0018
0019 Specifications about the audio amplifier can be found at:
0020 https://www.ti.com/lit/gpn/tas2562
0021 https://www.ti.com/lit/gpn/tas2563
0022 https://www.ti.com/lit/gpn/tas2564
0023 https://www.ti.com/lit/gpn/tas2110
0024
0025 properties:
0026 compatible:
0027 enum:
0028 - ti,tas2562
0029 - ti,tas2563
0030 - ti,tas2564
0031 - ti,tas2110
0032
0033 reg:
0034 maxItems: 1
0035 description: |
0036 I2C address of the device can be one of these 0x4c, 0x4d, 0x4e or 0x4f
0037
0038 shut-down-gpios:
0039 maxItems: 1
0040 description: GPIO used to control the state of the device.
0041 deprecated: true
0042
0043 shutdown-gpios:
0044 maxItems: 1
0045 description: GPIO used to control the state of the device.
0046
0047 interrupts:
0048 maxItems: 1
0049
0050 ti,imon-slot-no:
0051 $ref: /schemas/types.yaml#/definitions/uint32
0052 description: TDM TX current sense time slot.
0053
0054 '#sound-dai-cells':
0055 const: 1
0056
0057 required:
0058 - compatible
0059 - reg
0060
0061 additionalProperties: false
0062
0063 examples:
0064 - |
0065 #include <dt-bindings/gpio/gpio.h>
0066 i2c0 {
0067 #address-cells = <1>;
0068 #size-cells = <0>;
0069 codec: codec@4c {
0070 compatible = "ti,tas2562";
0071 reg = <0x4c>;
0072 #sound-dai-cells = <1>;
0073 interrupt-parent = <&gpio1>;
0074 interrupts = <14>;
0075 shutdown-gpios = <&gpio1 15 0>;
0076 ti,imon-slot-no = <0>;
0077 };
0078 };
