[PATCH v2 2/4] dt-binding: Add sunxi S/PDIF machine driver
From: codekipper at gmail.com <hidden>
Date: 2015-09-30 17:51:12
Also in:
alsa-devel, lkml
Subsystem:
open firmware and flattened device tree bindings, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Liam Girdwood, Mark Brown, Linus Torvalds
From: Marcus Cooper <redacted> Add device tree bindings for the SPDIF machine driver for Allwinner SoC devices. Signed-off-by: Marcus Cooper <redacted> --- .../bindings/sound/sunxi-audio-spdif.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/sunxi-audio-spdif.txt
diff --git a/Documentation/devicetree/bindings/sound/sunxi-audio-spdif.txt b/Documentation/devicetree/bindings/sound/sunxi-audio-spdif.txt
new file mode 100644
index 0000000..b9e8152
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/sunxi-audio-spdif.txt@@ -0,0 +1,36 @@ +Allwinner audio complex with S/PDIF transceiver + +Required properties: + + - compatible : "Allwinner,sunxi-audio-spdif" + + - model : The user-visible name of this sound complex + + - spdif-controller : The phandle of the Allwinner S/PDIF controller + + +Optional properties: + + - spdif-out : This is a boolean property. If present, the + transmitting function of S/PDIF will be enabled, + indicating there's a physical S/PDIF out connector + or jack on the board or it's connecting to some + other IP block, such as an HDMI encoder or + display-controller. + + - spdif-in : This is a boolean property. If present, the receiving + function of S/PDIF will be enabled, indicating there + is a physical S/PDIF in connector/jack on the board. + +* Note: At least one of these two properties should be set in the DT binding. + + +Example: + +sound-spdif { + compatible = "allwinner,sunxi-audio-spdif"; + model = "sunxi-spdif"; + spdif-controller = <&spdif>; + spdif-out; + spdif-in; +};
--
1.9.1