xref: /linux/include/sound/wm8993.h (revision 827634added7f38b7d724cab1dccdb2b004c13c3)
1 /*
2  * linux/sound/wm8993.h -- Platform data for WM8993
3  *
4  * Copyright 2009 Wolfson Microelectronics. PLC.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  */
10 
11 #ifndef __LINUX_SND_WM8993_H
12 #define __LINUX_SND_WM8993_H
13 
14 /* Note that EQ1 only contains the enable/disable bit so will be
15    ignored but is included for simplicity.
16  */
17 struct wm8993_retune_mobile_setting {
18 	const char *name;
19 	unsigned int rate;
20 	u16 config[24];
21 };
22 
23 struct wm8993_platform_data {
24 	struct wm8993_retune_mobile_setting *retune_configs;
25 	int num_retune_configs;
26 
27 	/* LINEOUT can be differential or single ended */
28 	unsigned int lineout1_diff:1;
29 	unsigned int lineout2_diff:1;
30 
31 	/* Common mode feedback */
32 	unsigned int lineout1fb:1;
33 	unsigned int lineout2fb:1;
34 
35 	/* Delay to add for microphones to stabalise after power up */
36 	int micbias1_delay;
37 	int micbias2_delay;
38 
39 	/* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */
40 	unsigned int micbias1_lvl:1;
41 	unsigned int micbias2_lvl:1;
42 
43 	/* Jack detect threshold levels, see datasheet for values */
44 	unsigned int jd_scthr:2;
45 	unsigned int jd_thr:2;
46 };
47 
48 #endif
49