Commit fbcdf32f authored by Srinivas Kandagatla's avatar Srinivas Kandagatla Committed by Mark Brown

dt-bindings: ASoC: Add WSA881x bindings

This patch adds bindings for WSA8810/WSA8815 Class-D Smart Speaker
Amplifier. This Amplifier also has a simple thermal sensor for
over temperature and speaker protection.
Signed-off-by: default avatarSrinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200107135929.3267-2-srinivas.kandagatla@linaro.orgSigned-off-by: default avatarMark Brown <broonie@kernel.org>
parent 2dc98af6
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/qcom,wsa881x.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Bindings for Qualcomm WSA8810/WSA8815 Class-D Smart Speaker Amplifier
maintainers:
- Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
description: |
WSA8810 is a class-D smart speaker amplifier and WSA8815
is a high-output power class-D smart speaker amplifier.
Their primary operating mode uses a SoundWire digital audio
interface. This binding is for SoundWire interface.
properties:
compatible:
const: sdw10217201000
reg:
maxItems: 1
powerdown-gpios:
description: GPIO spec for Powerdown/Shutdown line to use
maxItems: 1
'#thermal-sensor-cells':
const: 0
'#sound-dai-cells':
const: 0
required:
- compatible
- reg
- powerdown-gpios
- "#thermal-sensor-cells"
- "#sound-dai-cells"
additionalProperties: false
examples:
- |
soundwire@c2d0000 {
#address-cells = <2>;
#size-cells = <0>;
reg = <0x0c2d0000 0x2000>;
speaker@0,1 {
compatible = "sdw10217201000";
reg = <0 1>;
powerdown-gpios = <&wcdpinctrl 2 0>;
#thermal-sensor-cells = <0>;
#sound-dai-cells = <0>;
};
speaker@0,2 {
compatible = "sdw10217201000";
reg = <0 2>;
powerdown-gpios = <&wcdpinctrl 2 0>;
#thermal-sensor-cells = <0>;
#sound-dai-cells = <0>;
};
};
...
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