[PATCH v1 4/6] ASoC: qcom: dt-bindings: add bindings for lpass va macro codec
Srinivas Kandagatla
srinivas.kandagatla at linaro.org
Mon Oct 26 15:19:43 CET 2020
This binding is for LPASS has internal codec VA macro which is
for connecting with DMICs.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
---
bindings depend on gfm headers from "clk: qcom : add sm8250 LPASS GFM drivers"
patches posted at
https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg2352255.html
.../bindings/sound/qcom,lpass-va-macro.yaml | 68 +++++++++++++++++++
1 file changed, 68 insertions(+)
create mode 100644 Documentation/devicetree/bindings/sound/qcom,lpass-va-macro.yaml
diff --git a/Documentation/devicetree/bindings/sound/qcom,lpass-va-macro.yaml b/Documentation/devicetree/bindings/sound/qcom,lpass-va-macro.yaml
new file mode 100644
index 000000000000..214b4b117d39
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/qcom,lpass-va-macro.yaml
@@ -0,0 +1,68 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/qcom,lpass-va-macro.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: LPASS(Low Power Audio Subsystem) VA Macro audio codec DT bindings
+
+maintainers:
+ - Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
+
+properties:
+ compatible:
+ const: qcom,sm8250-lpass-va-macro
+
+ reg:
+ maxItems: 1
+
+ "#sound-dai-cells":
+ const: 1
+
+ '#clock-cells':
+ const: 0
+
+ clocks:
+ maxItems: 3
+
+ clock-names:
+ items:
+ - const: mclk
+ - const: core
+ - const: dcodec
+
+ clock-output-names:
+ items:
+ - const: fsgen
+
+ qcom,dmic-sample-rate:
+ description: dmic sample rate
+ $ref: /schemas/types.yaml#/definitions/uint32
+
+ vdd-micb-supply:
+ description: phandle to voltage regulator of MIC Bias
+
+required:
+ - compatible
+ - reg
+ - "#sound-dai-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,sm8250-lpass-aoncc.h>
+ #include <dt-bindings/sound/qcom,q6afe.h>
+ codec at 3370000 {
+ compatible = "qcom,sm8250-lpass-va-macro";
+ reg = <0x3370000 0x1000>;
+ #sound-dai-cells = <1>;
+ #clock-cells = <0>;
+ clocks = <&aoncc LPASS_CDC_VA_MCLK>,
+ <&q6afecc LPASS_HW_MACRO_VOTE LPASS_CLK_ATTRIBUTE_COUPLE_NO>,
+ <&q6afecc LPASS_HW_DCODEC_VOTE LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
+ clock-names = "mclk", "core", "dcodec";
+ clock-output-names = "fsgen";
+ qcom,dmic-sample-rate = <600000>;
+ vdd-micb-supply = <&vreg_s4a_1p8>;
+ };
--
2.21.0
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