From c7e79b2b2d2d7c13c6162ed8672357f4ad0fd8f5 Mon Sep 17 00:00:00 2001 From: Bard Liao Date: Fri, 14 Jul 2017 14:25:52 +0800 Subject: ASoC: rt274: add rt274 codec driver RT274 is a HD-A/SOC dual mode codec. This is the initial codec driver of SOC mode. Signed-off-by: Bard Liao Signed-off-by: Mark Brown --- Documentation/devicetree/bindings/sound/rt274.txt | 33 +++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/rt274.txt (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/sound/rt274.txt b/Documentation/devicetree/bindings/sound/rt274.txt new file mode 100644 index 000000000000..e9a6178c78cf --- /dev/null +++ b/Documentation/devicetree/bindings/sound/rt274.txt @@ -0,0 +1,33 @@ +RT274 audio CODEC + +This device supports I2C only. + +Required properties: + +- compatible : "realtek,rt274". + +- reg : The I2C address of the device. + +Optional properties: + +- interrupts : The CODEC's interrupt output. + + +Pins on the device (for linking into audio routes) for RT274: + + * DMIC1 Pin + * DMIC2 Pin + * MIC + * LINE1 + * LINE2 + * HPO Pin + * SPDIF + * LINE3 + +Example: + +codec: rt274@1c { + compatible = "realtek,rt274"; + reg = <0x1c>; + interrupts = <7 IRQ_TYPE_EDGE_FALLING>; +}; -- cgit v1.2.3