[PATCH 1/2] ASoC: Add ADAU7002 Stereo PDM-to-I2S/TDM Converter DT bindings
From: Lars-Peter Clausen <hidden>
Date: 2016-06-02 12:19:41
Also in:
alsa-devel
Subsystem:
analog devices inc asoc codec drivers, open firmware and flattened device tree bindings, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
Lars-Peter Clausen, Nuno Sá, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Liam Girdwood, Mark Brown, Linus Torvalds
The ADAU7002 takes a stereo PDM signal (e.g. from two digital microphones) and converts it into a I2S/TDM PCM stream. The chip does not have a control interface and has a single power supply that is modeled in the devicetree. Signed-off-by: Lars-Peter Clausen <lars-Qo5EllUWu/uELgA04lAiVw@public.gmane.org> --- .../devicetree/bindings/sound/adi,adau7002.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/adi,adau7002.txt
diff --git a/Documentation/devicetree/bindings/sound/adi,adau7002.txt b/Documentation/devicetree/bindings/sound/adi,adau7002.txt
new file mode 100644
index 0000000..f144ee1
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/adi,adau7002.txt@@ -0,0 +1,19 @@ +Analog Devices ADAU7002 Stereo PDM-to-I2S/TDM Converter + +Required properties: + + - compatible: Must be "adi,adau7002" + +Optional properties: + + - IOVDD-supply: Phandle and specifier for the power supply providing the IOVDD + supply as covered in Documentation/devicetree/bindings/regulator/regulator.txt + + If this property is not present it is assumed that the supply pin is + hardwired to always on. + +Example: + adau7002: pdm-to-i2s { + compatible = "adi,adau7002"; + IOVDD-supply = <&supply>; + };
--
2.1.4
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