tlv320adc3xxx.h 1.2 KB

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  1. /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
  2. /*
  3. * Devicetree bindings definitions for tlv320adc3xxx driver.
  4. *
  5. * Copyright (C) 2021 Axis Communications AB
  6. */
  7. #ifndef __DT_TLV320ADC3XXX_H
  8. #define __DT_TLV320ADC3XXX_H
  9. #define ADC3XXX_GPIO_DISABLED 0 /* I/O buffers powered down */
  10. #define ADC3XXX_GPIO_INPUT 1 /* Various non-GPIO inputs */
  11. #define ADC3XXX_GPIO_GPI 2 /* General purpose input */
  12. #define ADC3XXX_GPIO_GPO 3 /* General purpose output */
  13. #define ADC3XXX_GPIO_CLKOUT 4 /* Source set in reg. CLKOUT_MUX */
  14. #define ADC3XXX_GPIO_INT1 5 /* INT1 output */
  15. #define ADC3XXX_GPIO_INT2 6 /* INT2 output */
  16. /* value 7 is reserved */
  17. #define ADC3XXX_GPIO_SECONDARY_BCLK 8 /* Codec interface secondary BCLK */
  18. #define ADC3XXX_GPIO_SECONDARY_WCLK 9 /* Codec interface secondary WCLK */
  19. #define ADC3XXX_GPIO_ADC_MOD_CLK 10 /* Clock output for digital mics */
  20. /* values 11-15 reserved */
  21. #define ADC3XXX_MICBIAS_OFF 0 /* Micbias pin powered off */
  22. #define ADC3XXX_MICBIAS_2_0V 1 /* Micbias pin set to 2.0V */
  23. #define ADC3XXX_MICBIAS_2_5V 2 /* Micbias pin set to 2.5V */
  24. #define ADC3XXX_MICBIAS_AVDD 3 /* Use AVDD voltage for micbias pin */
  25. #endif /* __DT_TLV320ADC3XXX_H */