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[1/2] ASoC: dt-bindings: qcom,wsa8840: Add WSA884x family of speakers

Message ID 20230608085023.141745-1-krzysztof.kozlowski@linaro.org
State Superseded
Headers show
Series [1/2] ASoC: dt-bindings: qcom,wsa8840: Add WSA884x family of speakers | expand

Commit Message

Krzysztof Kozlowski June 8, 2023, 8:50 a.m. UTC 
Add binding for WSA8840/WSA8845/WSA8845H smart speaker amplifiers used
in Qualcomm QRD8550 board with SM8550 SoC.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 .../bindings/sound/qcom,wsa8840.yaml          | 66 +++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/qcom,wsa8840.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/sound/qcom,wsa8840.yaml b/Documentation/devicetree/bindings/sound/qcom,wsa8840.yaml
new file mode 100644
index 000000000000..a999f787aa4d
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/qcom,wsa8840.yaml
@@ -0,0 +1,66 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/qcom,wsa8840.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm WSA8840/WSA8845/WSA8845H smart speaker amplifier
+
+maintainers:
+  - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
+  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
+
+description:
+  WSA884X is a family of Qualcomm Aqstic smart speaker amplifiers using
+  SoundWire digital audio interface.
+
+allOf:
+  - $ref: dai-common.yaml#
+
+properties:
+  compatible:
+    const: sdw10217020400
+
+  reg:
+    maxItems: 1
+
+  powerdown-gpios:
+    description: Powerdown/Shutdown line to use (pin SD_N)
+    maxItems: 1
+
+  '#sound-dai-cells':
+    const: 0
+
+  vdd-1p8-supply: true
+  vdd-io-supply: true
+
+required:
+  - compatible
+  - reg
+  - powerdown-gpios
+  - '#sound-dai-cells'
+  - vdd-1p8-supply
+  - vdd-io-supply
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    soundwire-controller {
+        #address-cells = <2>;
+        #size-cells = <0>;
+
+        speaker@0,1 {
+            compatible = "sdw10217020400";
+            reg = <0 1>;
+            pinctrl-names = "default";
+            pinctrl-0 = <&spkr_2_sd_n_active>;
+            powerdown-gpios = <&lpass_tlmm 18 GPIO_ACTIVE_LOW>;
+            #sound-dai-cells = <0>;
+            sound-name-prefix = "SpkrRight";
+            vdd-1p8-supply = <&vreg_l15b_1p8>;
+            vdd-io-supply = <&vreg_l3g_1p2>;
+        };
+    };