linux/include/sound/da9055.h
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   1/*
   2 * DA9055 ALSA Soc codec driver
   3 *
   4 * Copyright (c) 2012 Dialog Semiconductor
   5 *
   6 * Tested on (Samsung SMDK6410 board + DA9055 EVB) using I2S and I2C
   7 * Written by David Chen <david.chen@diasemi.com> and
   8 * Ashish Chavan <ashish.chavan@kpitcummins.com>
   9 *
  10 * This program is free software; you can redistribute it and/or modify it
  11 * under the terms of the GNU General Public License as published by the
  12 * Free Software Foundation; either version 2 of the License, or (at your
  13 * option) any later version.
  14 */
  15
  16#ifndef __SOUND_DA9055_H__
  17#define __SOUND_DA9055_H__
  18
  19enum da9055_micbias_voltage {
  20        DA9055_MICBIAS_1_6V = 0,
  21        DA9055_MICBIAS_1_8V = 1,
  22        DA9055_MICBIAS_2_1V = 2,
  23        DA9055_MICBIAS_2_2V = 3,
  24};
  25
  26struct da9055_platform_data {
  27        /* Selects which of the two MicBias pins acts as the bias source */
  28        bool micbias_source;
  29        /* Selects the micbias voltage */
  30        enum da9055_micbias_voltage micbias;
  31};
  32
  33#endif
  34
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