| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/sound/ti,pcm3168a.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Texas Instruments PCM3168A Audio Codec |
| 8 | |
| 9 | maintainers: |
| 10 | - Damien Horsley <Damien.Horsley@imgtec.com> |
| 11 | - Geert Uytterhoeven <geert+renesas@glider.be> |
| 12 | - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> |
| 13 | |
| 14 | description: |
| 15 | The Texas Instruments PCM3168A is a 24-bit Multi-channel Audio CODEC with |
| 16 | 96/192kHz sampling rate, supporting both SPI and I2C bus access. |
| 17 | |
| 18 | properties: |
| 19 | compatible: |
| 20 | const: ti,pcm3168a |
| 21 | |
| 22 | reg: |
| 23 | maxItems: 1 |
| 24 | |
| 25 | clocks: |
| 26 | items: |
| 27 | - description: System clock input |
| 28 | |
| 29 | clock-names: |
| 30 | items: |
| 31 | - const: scki |
| 32 | |
| 33 | reset-gpios: |
| 34 | items: |
| 35 | - description: | |
| 36 | GPIO line connected to the active-low RST pin of the codec. |
| 37 | RST = low: device power-down |
| 38 | RST = high: device is enabled |
| 39 | |
| 40 | "#sound-dai-cells": |
| 41 | enum: [0, 1] |
| 42 | |
| 43 | VDD1-supply: |
| 44 | description: Digital power supply regulator 1 (+3.3V) |
| 45 | |
| 46 | VDD2-supply: |
| 47 | description: Digital power supply regulator 2 (+3.3V) |
| 48 | |
| 49 | VCCAD1-supply: |
| 50 | description: ADC power supply regulator 1 (+5V) |
| 51 | |
| 52 | VCCAD2-supply: |
| 53 | description: ADC power supply regulator 2 (+5V) |
| 54 | |
| 55 | VCCDA1-supply: |
| 56 | description: DAC power supply regulator 1 (+5V) |
| 57 | |
| 58 | VCCDA2-supply: |
| 59 | description: DAC power supply regulator 2 (+5V) |
| 60 | |
| 61 | ports: |
| 62 | $ref: audio-graph-port.yaml#/definitions/port-base |
| 63 | unevaluatedProperties: false |
| 64 | properties: |
| 65 | port@0: |
| 66 | $ref: audio-graph-port.yaml# |
| 67 | description: Audio input port. |
| 68 | |
| 69 | port@1: |
| 70 | $ref: audio-graph-port.yaml# |
| 71 | description: Audio output port. |
| 72 | |
| 73 | required: |
| 74 | - compatible |
| 75 | - reg |
| 76 | - clocks |
| 77 | - clock-names |
| 78 | - VDD1-supply |
| 79 | - VDD2-supply |
| 80 | - VCCAD1-supply |
| 81 | - VCCAD2-supply |
| 82 | - VCCDA1-supply |
| 83 | - VCCDA2-supply |
| 84 | |
| 85 | additionalProperties: false |
| 86 | |
| 87 | examples: |
| 88 | - | |
| 89 | #include <dt-bindings/gpio/gpio.h> |
| 90 | |
| 91 | i2c { |
| 92 | #address-cells = <1>; |
| 93 | #size-cells = <0>; |
| 94 | |
| 95 | pcm3168a: audio-codec@44 { |
| 96 | compatible = "ti,pcm3168a"; |
| 97 | reg = <0x44>; |
| 98 | reset-gpios = <&gpio0 4 GPIO_ACTIVE_LOW>; |
| 99 | clocks = <&clk_core 42>; |
| 100 | clock-names = "scki"; |
| 101 | VDD1-supply = <&supply3v3>; |
| 102 | VDD2-supply = <&supply3v3>; |
| 103 | VCCAD1-supply = <&supply5v0>; |
| 104 | VCCAD2-supply = <&supply5v0>; |
| 105 | VCCDA1-supply = <&supply5v0>; |
| 106 | VCCDA2-supply = <&supply5v0>; |
| 107 | }; |
| 108 | }; |