include/sound/da9055.h

   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
  19 enum 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
  26 struct 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