projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| ad0ddbb9 DM |
1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | # Copyright (C) 2019-20 Texas Instruments Incorporated | |
| 3 | %YAML 1.2 | |
| 4 | --- | |
| 5 | $id: "http://devicetree.org/schemas/sound/tas2770.yaml#" | |
| 6 | $schema: "http://devicetree.org/meta-schemas/core.yaml#" | |
| 7 | ||
| 8 | title: Texas Instruments TAS2770 Smart PA | |
| 9 | ||
| 10 | maintainers: | |
| 11 | - Shi Fu <shifu0704@thundersoft.com> | |
| 12 | ||
| 13 | description: | | |
| 14 | The TAS2770 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 | ||
| 58ae9a2a KK |
19 | allOf: |
| 20 | - $ref: dai-common.yaml# | |
| 21 | ||
| ad0ddbb9 DM |
22 | properties: |
| 23 | compatible: | |
| 24 | enum: | |
| 25 | - ti,tas2770 | |
| 26 | ||
| 27 | reg: | |
| 28 | maxItems: 1 | |
| 29 | description: | | |
| b23d9eb8 | 30 | I2C address of the device can be between 0x41 to 0x48. |
| ad0ddbb9 DM |
31 | |
| 32 | reset-gpio: | |
| 0499220d | 33 | maxItems: 1 |
| ad0ddbb9 DM |
34 | description: GPIO used to reset the device. |
| 35 | ||
| 29d7b36c | 36 | shutdown-gpios: |
| 0499220d | 37 | maxItems: 1 |
| 29d7b36c DM |
38 | description: GPIO used to control the state of the device. |
| 39 | ||
| ad0ddbb9 DM |
40 | interrupts: |
| 41 | maxItems: 1 | |
| 42 | ||
| 43 | ti,imon-slot-no: | |
| 44 | $ref: /schemas/types.yaml#/definitions/uint32 | |
| 45 | description: TDM TX current sense time slot. | |
| 46 | ||
| 47 | ti,vmon-slot-no: | |
| 48 | $ref: /schemas/types.yaml#/definitions/uint32 | |
| 49 | description: TDM TX voltage sense time slot. | |
| 50 | ||
| 51 | ti,asi-format: | |
| ff1d9ff4 | 52 | deprecated: true |
| ad0ddbb9 DM |
53 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 54 | description: Sets TDM RX capture edge. | |
| 55 | enum: | |
| f516fb70 RH |
56 | - 0 # Rising edge |
| 57 | - 1 # Falling edge | |
| ad0ddbb9 DM |
58 | |
| 59 | '#sound-dai-cells': | |
| efb2bfd7 MP |
60 | # The codec has a single DAI, the #sound-dai-cells=<1>; case is left in for backward |
| 61 | # compatibility but is deprecated. | |
| 62 | enum: [0, 1] | |
| ad0ddbb9 DM |
63 | |
| 64 | required: | |
| 65 | - compatible | |
| 66 | - reg | |
| 67 | ||
| 58ae9a2a | 68 | unevaluatedProperties: false |
| ad0ddbb9 DM |
69 | |
| 70 | examples: | |
| 71 | - | | |
| 72 | #include <dt-bindings/gpio/gpio.h> | |
| 20a72af1 | 73 | i2c { |
| ad0ddbb9 DM |
74 | #address-cells = <1>; |
| 75 | #size-cells = <0>; | |
| b23d9eb8 | 76 | codec: codec@41 { |
| ad0ddbb9 | 77 | compatible = "ti,tas2770"; |
| b23d9eb8 | 78 | reg = <0x41>; |
| efb2bfd7 | 79 | #sound-dai-cells = <0>; |
| ad0ddbb9 DM |
80 | interrupt-parent = <&gpio1>; |
| 81 | interrupts = <14>; | |
| 82 | reset-gpio = <&gpio1 15 0>; | |
| 29d7b36c | 83 | shutdown-gpios = <&gpio1 14 0>; |
| ad0ddbb9 DM |
84 | ti,imon-slot-no = <0>; |
| 85 | ti,vmon-slot-no = <2>; | |
| 86 | }; | |
| 87 | }; |