tas2562.yaml

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    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 
    8 title: Texas Instruments TAS2562 Smart PA
    9 
   10 maintainers:
   11   - Andrew Davis <afd@ti.com>
   12 
   13 description: |
   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/tas2563
   22     https://www.ti.com/lit/gpn/tas2564
   23     https://www.ti.com/lit/gpn/tas2110
   24 
   25 properties:
   26   compatible:
   27     enum:
   28       - ti,tas2562
   29       - ti,tas2563
   30       - ti,tas2564
   31       - ti,tas2110
   32 
   33   reg:
   34     maxItems: 1
   35     description: |
   36        I2C address of the device can be one of these 0x4c, 0x4d, 0x4e or 0x4f
   37 
   38   shut-down-gpios:
   39     maxItems: 1
   40     description: GPIO used to control the state of the device.
   41     deprecated: true
   42 
   43   shutdown-gpios:
   44     maxItems: 1
   45     description: GPIO used to control the state of the device.
   46 
   47   interrupts:
   48     maxItems: 1
   49 
   50   ti,imon-slot-no:
   51     $ref: /schemas/types.yaml#/definitions/uint32
   52     description: TDM TX current sense time slot.
   53 
   54   '#sound-dai-cells':
   55     const: 1
   56 
   57 required:
   58   - compatible
   59   - reg
   60 
   61 additionalProperties: false
   62 
   63 examples:
   64   - |
   65    #include <dt-bindings/gpio/gpio.h>
   66    i2c0 {
   67      #address-cells = <1>;
   68      #size-cells = <0>;
   69      codec: codec@4c {
   70        compatible = "ti,tas2562";
   71        reg = <0x4c>;
   72        #sound-dai-cells = <1>;
   73        interrupt-parent = <&gpio1>;
   74        interrupts = <14>;
   75        shutdown-gpios = <&gpio1 15 0>;
   76        ti,imon-slot-no = <0>;
   77      };
   78    };

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