kernel_linux_of_openHarmony/include/sound/da9055.h

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2021-06-02 00:23:24 +08:00
/*
* DA9055 ALSA Soc codec driver
*
* Copyright (c) 2012 Dialog Semiconductor
*
* Tested on (Samsung SMDK6410 board + DA9055 EVB) using I2S and I2C
* Written by David Chen <david.chen@diasemi.com> and
* Ashish Chavan <ashish.chavan@kpitcummins.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __SOUND_DA9055_H__
#define __SOUND_DA9055_H__
enum da9055_micbias_voltage {
DA9055_MICBIAS_1_6V = 0,
DA9055_MICBIAS_1_8V = 1,
DA9055_MICBIAS_2_1V = 2,
DA9055_MICBIAS_2_2V = 3,
};
struct da9055_platform_data {
/* Selects which of the two MicBias pins acts as the bias source */
bool micbias_source;
/* Selects the micbias voltage */
enum da9055_micbias_voltage micbias;
};
#endif