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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/sound/nvidia,tegra-audio-common.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: Common properties for NVIDIA Tegra audio complexes
maintainers:
- Jon Hunter <jonathanh@nvidia.com>
- Thierry Reding <thierry.reding@gmail.com>
properties:
clocks:
items:
- description: PLL A clock
- description: PLL A OUT0 clock
- description: The Tegra cdev1/extern1 clock, which feeds the card's mclk
clock-names:
items:
- const: pll_a
- const: pll_a_out0
- const: mclk
nvidia,model:
$ref: /schemas/types.yaml#/definitions/string
description: The user-visible name of this sound complex.
nvidia,audio-routing:
$ref: /schemas/types.yaml#/definitions/non-unique-string-array
description: |
A list of the connections between audio components.
Each entry is a pair of strings, the first being the connection's sink,
the second being the connection's source. Valid names for sources and
sinks are the pins (documented in the binding document),
and the jacks on the board.
nvidia,ac97-controller:
$ref: /schemas/types.yaml#/definitions/phandle
description: The phandle of the AC97 controller
nvidia,i2s-controller:
$ref: /schemas/types.yaml#/definitions/phandle
description: The phandle of the Tegra I2S controller
nvidia,audio-codec:
$ref: /schemas/types.yaml#/definitions/phandle
description: The phandle of audio codec
nvidia,spkr-en-gpios:
maxItems: 1
description: The GPIO that enables the speakers
nvidia,hp-mute-gpios:
maxItems: 1
description: The GPIO that mutes the headphones
nvidia,hp-det-gpios:
maxItems: 1
description: The GPIO that detect headphones are plugged in
nvidia,mic-det-gpios:
maxItems: 1
description: The GPIO that detect microphone is plugged in
nvidia,ear-sel-gpios:
maxItems: 1
description: The GPIO that switch between the microphones
nvidia,int-mic-en-gpios:
maxItems: 1
description: The GPIO that enables the internal microphone
nvidia,ext-mic-en-gpios:
maxItems: 1
description: The GPIO that enables the external microphone
nvidia,headset:
type: boolean
description: The Mic Jack represents state of the headset microphone pin
nvidia,coupled-mic-hp-det:
type: boolean
description: The Mic detect GPIO is viable only if HP detect GPIO is active
additionalProperties: true
|
