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c232495d28
Convert the legacy TXT binding for the OMAP TWL4030 sound card to the modern YAML DT schema format. This adds formal validation and improves documentation. Acked-by: Mark Brown <broonie@kernel.org> Signed-off-by: Jihed Chaibi <jihed.chaibi.dev@gmail.com> Reviewed-by: Rob Herring (Arm) <robh@kernel.org> Link: https://patch.msgid.link/20250819201302.80712-3-jihed.chaibi.dev@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org>
99 lines
2.3 KiB
YAML
99 lines
2.3 KiB
YAML
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/sound/ti,omap-twl4030.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Texas Instruments SoC with twl4030 based audio setups
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maintainers:
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- Peter Ujfalusi <peter.ujfalusi@gmail.com>
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description:
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Audio setups on TI OMAP SoCs using TWL4030-family
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audio codec connected via a McBSP port.
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properties:
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compatible:
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const: ti,omap-twl4030
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ti,model:
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$ref: /schemas/types.yaml#/definitions/string
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description: Name of the sound card (for example "omap3beagle").
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ti,mcbsp:
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$ref: /schemas/types.yaml#/definitions/phandle
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description: phandle for the McBSP node.
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ti,codec:
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$ref: /schemas/types.yaml#/definitions/phandle
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description: phandle for the twl4030 audio node.
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ti,mcbsp-voice:
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$ref: /schemas/types.yaml#/definitions/phandle
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description: phandle to the McBSP node connected to the voice port.
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ti,jack-det-gpio:
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description: GPIO specifier for jack detection.
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maxItems: 1
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ti,audio-routing:
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description: |
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A list of audio routing connections. Each entry is a pair of strings,
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with the first being the connection's sink and the second being the
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source. If not provided, all possible connections are available.
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$ref: /schemas/types.yaml#/definitions/non-unique-string-array
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items:
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enum:
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# Board Connectors
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- Headset Stereophone
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- Earpiece Spk
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- Handsfree Spk
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- Ext Spk
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- Main Mic
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- Sub Mic
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- Headset Mic
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- Carkit Mic
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- Digital0 Mic
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- Digital1 Mic
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- Line In
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# CODEC Pins
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- HSOL
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- HSOR
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- EARPIECE
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- HFL
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- HFR
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- PREDRIVEL
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- PREDRIVER
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- CARKITL
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- CARKITR
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- MAINMIC
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- SUBMIC
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- HSMIC
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- DIGIMIC0
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- DIGIMIC1
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- CARKITMIC
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- AUXL
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- AUXR
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# Headset Mic Bias
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- Mic Bias 1 # Used for Main Mic or Digimic0
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- Mic Bias 2 # Used for Sub Mic or Digimic1
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required:
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- compatible
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- ti,model
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- ti,mcbsp
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additionalProperties: false
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examples:
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- |
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sound {
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compatible = "ti,omap-twl4030";
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ti,model = "omap3beagle";
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ti,mcbsp = <&mcbsp2>;
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};
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