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tlv320aic3x.txt

tlv320aic3x.txt 1.1 KB
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  1. Texas Instruments - tlv320aic3x Codec module
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  2. 

  3. The tlv320aic3x serial control bus communicates through I2C protocols
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  4. 

  5. Required properties:
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  6. 

  7. - compatible - "string" - One of:
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  8.     "ti,tlv320aic3x" - Generic TLV320AIC3x device
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  9.     "ti,tlv320aic33" - TLV320AIC33
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  10.     "ti,tlv320aic3007" - TLV320AIC3007
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  11.     "ti,tlv320aic3106" - TLV320AIC3106
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  12. 

  13. 

  14. - reg - <int> -  I2C slave address
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  15. 

  16. 

  17. Optional properties:
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  18. 

  19. - gpio-reset - gpio pin number used for codec reset
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  20. - ai3x-gpio-func - <array of 2 int> - AIC3X_GPIO1 & AIC3X_GPIO2 Functionality
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  21. - ai3x-micbias-vg - MicBias Voltage required.
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  22. 	1 - MICBIAS output is powered to 2.0V,
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  23. 	2 - MICBIAS output is powered to 2.5V,
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  24. 	3 - MICBIAS output is connected to AVDD,
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  25. 	If this node is not mentioned or if the value is incorrect, then MicBias
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  26. 	is powered down.
    27. 

  27. - AVDD-supply, IOVDD-supply, DRVDD-supply, DVDD-supply : power supplies for the
    28. 

  28.   device as covered in Documentation/devicetree/bindings/regulator/regulator.txt
    29. 

  29. 

  30. Example:
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  31. 

  32. tlv320aic3x: tlv320aic3x@1b {
    33. 

  33. 	compatible = "ti,tlv320aic3x";
    34. 

  34. 	reg = <0x1b>;
    35. 

  35. 

  36. 	AVDD-supply = <&regulator>;
    37. 

  37. 	IOVDD-supply = <&regulator>;
    38. 

  38. 	DRVDD-supply = <&regulator>;
    39. 

  39. 	DVDD-supply = <&regulator>;
    40. 

  40. };
    41.