include/sound/da9055.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * DA9055 ALSA Soc codec driver
   4  *
   5  * Copyright (c) 2012 Dialog Semiconductor
   6  *
   7  * Tested on (Samsung SMDK6410 board + DA9055 EVB) using I2S and I2C
   8  * Written by David Chen <david.chen@diasemi.com> and
   9  * Ashish Chavan <ashish.chavan@kpitcummins.com>
  10  */
  11
  12 #ifndef __SOUND_DA9055_H__
  13 #define __SOUND_DA9055_H__
  14
  15 enum da9055_micbias_voltage {
  16         DA9055_MICBIAS_1_6V = 0,
  17         DA9055_MICBIAS_1_8V = 1,
  18         DA9055_MICBIAS_2_1V = 2,
  19         DA9055_MICBIAS_2_2V = 3,
  20 };
  21
  22 struct da9055_platform_data {
  23         /* Selects which of the two MicBias pins acts as the bias source */
  24         bool micbias_source;
  25         /* Selects the micbias voltage */
  26         enum da9055_micbias_voltage micbias;
  27 };
  28
  29 #endif