tegrakernel/kernel/kernel-4.9/Documentation/devicetree/bindings/sound/pcm179x.txt

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Texas Instruments pcm179x DT bindings
This driver supports both the I2C and SPI bus.
Required properties:
- compatible: "ti,pcm1792a"
For required properties on SPI, please consult
Documentation/devicetree/bindings/spi/spi-bus.txt
Required properties on I2C:
- reg: the I2C address
Examples:
codec_spi: 1792a@0 {
compatible = "ti,pcm1792a";
spi-max-frequency = <600000>;
};
codec_i2c: 1792a@4c {
compatible = "ti,pcm1792a";
reg = <0x4c>;
};