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
30