Root/include/sound/wm5100.h

1/*
2 * linux/sound/wm5100.h -- Platform data for WM5100
3 *
4 * Copyright 2011 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_WM5100_H
12#define __LINUX_SND_WM5100_H
13
14enum wm5100_in_mode {
15    WM5100_IN_SE = 0,
16    WM5100_IN_DIFF = 1,
17    WM5100_IN_DMIC = 2,
18};
19
20enum wm5100_dmic_sup {
21    WM5100_DMIC_SUP_MICVDD = 0,
22    WM5100_DMIC_SUP_MICBIAS1 = 1,
23    WM5100_DMIC_SUP_MICBIAS2 = 2,
24    WM5100_DMIC_SUP_MICBIAS3 = 3,
25};
26
27enum wm5100_micdet_bias {
28    WM5100_MICDET_MICBIAS1 = 0,
29    WM5100_MICDET_MICBIAS2 = 1,
30    WM5100_MICDET_MICBIAS3 = 2,
31};
32
33struct wm5100_jack_mode {
34    enum wm5100_micdet_bias bias;
35    int hp_pol;
36    int micd_src;
37};
38
39#define WM5100_GPIO_SET 0x10000
40
41struct wm5100_pdata {
42    int reset; /** GPIO controlling /RESET, if any */
43    int ldo_ena; /** GPIO controlling LODENA, if any */
44    int hp_pol; /** GPIO controlling headset polarity, if any */
45    int irq_flags;
46    int gpio_base;
47
48    struct wm5100_jack_mode jack_modes[2];
49
50    /* Input pin mode selection */
51    enum wm5100_in_mode in_mode[4];
52
53    /* DMIC supply selection */
54    enum wm5100_dmic_sup dmic_sup[4];
55
56    int gpio_defaults[6];
57};
58
59#endif
60

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