Root/include/sound/wm8993.h

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 */
17struct wm8993_retune_mobile_setting {
18    const char *name;
19    unsigned int rate;
20    u16 config[24];
21};
22
23struct 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

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