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Add the dt-binding documentation for the TI PCM186x 2ch and 4ch Audio ADCs With Universal Front End. Signed-off-by: Andrew F. Davis <afd@ti.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Mark Brown <broonie@kernel.org>
43 lines
896 B
Plaintext
43 lines
896 B
Plaintext
Texas Instruments PCM186x Universal Audio ADC
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These devices support both I2C and SPI (configured with pin strapping
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on the board).
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Required properties:
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- compatible : "ti,pcm1862",
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"ti,pcm1863",
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"ti,pcm1864",
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"ti,pcm1865"
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- reg : The I2C address of the device for I2C, the chip select
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number for SPI.
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- avdd-supply: Analog core power supply (3.3v)
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- dvdd-supply: Digital core power supply
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- iovdd-supply: Digital IO power supply
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See regulator/regulator.txt for more information
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CODEC input pins:
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* VINL1
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* VINR1
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* VINL2
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* VINR2
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* VINL3
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* VINR3
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* VINL4
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* VINR4
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The pins can be used in referring sound node's audio-routing property.
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Example:
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pcm186x: audio-codec@4a {
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compatible = "ti,pcm1865";
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reg = <0x4a>;
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avdd-supply = <®_3v3_analog>;
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dvdd-supply = <®_3v3>;
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iovdd-supply = <®_1v8>;
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};
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