90 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/sound/qcom,wsa883x.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Qualcomm WSA8830/WSA8832/WSA88358 smart speaker amplifier9 10maintainers:11 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>12 13description: |14 WSA883X is the Qualcomm Aqstic smart speaker amplifier15 Their primary operating mode uses a SoundWire digital audio16 interface. This binding is for SoundWire interface.17 18allOf:19 - $ref: dai-common.yaml#20 21properties:22 compatible:23 const: sdw1021702020024 25 reg:26 maxItems: 127 28 powerdown-gpios:29 description: GPIO spec for Powerdown/Shutdown line to use (pin SD_N)30 maxItems: 131 32 vdd-supply:33 description: VDD Supply for the Codec34 35 qcom,port-mapping:36 description: |37 Specifies static port mapping between slave and master ports.38 In the order of slave port index.39 $ref: /schemas/types.yaml#/definitions/uint32-array40 minItems: 441 maxItems: 442 43 '#thermal-sensor-cells':44 const: 045 46 '#sound-dai-cells':47 const: 048 49required:50 - compatible51 - reg52 - vdd-supply53 - powerdown-gpios54 - "#thermal-sensor-cells"55 - "#sound-dai-cells"56 57unevaluatedProperties: false58 59examples:60 - |61 #include <dt-bindings/gpio/gpio.h>62 63 soundwire@3250000 {64 #address-cells = <2>;65 #size-cells = <0>;66 reg = <0x3250000 0x2000>;67 68 speaker@0,1 {69 compatible = "sdw10217020200";70 reg = <0 1>;71 powerdown-gpios = <&tlmm 1 GPIO_ACTIVE_LOW>;72 vdd-supply = <&vreg_s10b_1p8>;73 #thermal-sensor-cells = <0>;74 #sound-dai-cells = <0>;75 sound-name-prefix = "SpkrLeft";76 };77 78 speaker@0,2 {79 compatible = "sdw10217020200";80 reg = <0 2>;81 powerdown-gpios = <&tlmm 89 GPIO_ACTIVE_LOW>;82 vdd-supply = <&vreg_s10b_1p8>;83 #thermal-sensor-cells = <0>;84 #sound-dai-cells = <0>;85 sound-name-prefix = "SpkrRight";86 };87 };88 89...90