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| author | Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | 2022-06-29 12:06:41 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-06-29 13:58:40 +0300 |
| commit | 16e2f8a4e9d5e4c7653ee774d9377d602070b16e (patch) | |
| tree | 0120fdaf0631513b6b6c03f86da0c64e62920253 | |
| parent | 5f78e1fb7a3ed1acc355145536ddd54f183b635d (diff) | |
| download | linux-16e2f8a4e9d5e4c7653ee774d9377d602070b16e.tar.xz | |
ASoC: dt-bindings: Add WSA883x bindings
This patch adds bindings for WSA883x Smart Speaker Amplifier.
This Amplifier also has a simple thermal sensor for temperature
measurments with speaker protection.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20220629090644.67982-2-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | Documentation/devicetree/bindings/sound/qcom,wsa883x.yaml | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/qcom,wsa883x.yaml b/Documentation/devicetree/bindings/sound/qcom,wsa883x.yaml new file mode 100644 index 000000000000..6113f65f2990 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/qcom,wsa883x.yaml @@ -0,0 +1,74 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/qcom,wsa883x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Bindings for The Qualcomm WSA8830/WSA8832/WSA8835 + smart speaker amplifier + +maintainers: + - Srinivas Kandagatla <srinivas.kandagatla@linaro.org> + +description: | + WSA883X is the Qualcomm Aqstic smart speaker amplifier + Their primary operating mode uses a SoundWire digital audio + interface. This binding is for SoundWire interface. + +properties: + compatible: + const: sdw10217020200 + + reg: + maxItems: 1 + + powerdown-gpios: + description: GPIO spec for Powerdown/Shutdown line to use + maxItems: 1 + + vdd-supply: + description: VDD Supply for the Codec + + '#thermal-sensor-cells': + const: 0 + + '#sound-dai-cells': + const: 0 + +required: + - compatible + - reg + - vdd-supply + - powerdown-gpios + - "#thermal-sensor-cells" + - "#sound-dai-cells" + +additionalProperties: false + +examples: + - | + soundwire-controller@3250000 { + #address-cells = <2>; + #size-cells = <0>; + reg = <0x3250000 0x2000>; + + speaker@0,1 { + compatible = "sdw10217020200"; + reg = <0 1>; + powerdown-gpios = <&tlmm 1 0>; + vdd-supply = <&vreg_s10b_1p8>; + #thermal-sensor-cells = <0>; + #sound-dai-cells = <0>; + }; + + speaker@0,2 { + compatible = "sdw10217020200"; + reg = <0 2>; + powerdown-gpios = <&tlmm 89 0>; + vdd-supply = <&vreg_s10b_1p8>; + #thermal-sensor-cells = <0>; + #sound-dai-cells = <0>; + }; + }; + +... |