xref: /OK3568_Linux_fs/kernel/include/sound/da9055.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * DA9055 ALSA Soc codec driver
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (c) 2012 Dialog Semiconductor
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Tested on (Samsung SMDK6410 board + DA9055 EVB) using I2S and I2C
8*4882a593Smuzhiyun  * Written by David Chen <david.chen@diasemi.com> and
9*4882a593Smuzhiyun  * Ashish Chavan <ashish.chavan@kpitcummins.com>
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #ifndef __SOUND_DA9055_H__
13*4882a593Smuzhiyun #define __SOUND_DA9055_H__
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun enum da9055_micbias_voltage {
16*4882a593Smuzhiyun 	DA9055_MICBIAS_1_6V = 0,
17*4882a593Smuzhiyun 	DA9055_MICBIAS_1_8V = 1,
18*4882a593Smuzhiyun 	DA9055_MICBIAS_2_1V = 2,
19*4882a593Smuzhiyun 	DA9055_MICBIAS_2_2V = 3,
20*4882a593Smuzhiyun };
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun struct da9055_platform_data {
23*4882a593Smuzhiyun 	/* Selects which of the two MicBias pins acts as the bias source */
24*4882a593Smuzhiyun 	bool micbias_source;
25*4882a593Smuzhiyun 	/* Selects the micbias voltage */
26*4882a593Smuzhiyun 	enum da9055_micbias_voltage micbias;
27*4882a593Smuzhiyun };
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #endif
30