This binding is for LPASS has internal codec VA macro which is for connecting with DMICs.
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@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@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@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>; + };