1 /* SPDX-License-Identifier: GPL-2.0-only */ 1
2 /*
3 * linux/sound/wm2200.h -- Platform data for W
4 *
5 * Copyright 2012 Wolfson Microelectronics. PL
6 */
7
8 #ifndef __LINUX_SND_WM2200_H
9 #define __LINUX_SND_WM2200_H
10
11 #define WM2200_GPIO_SET 0x10000
12 #define WM2200_MAX_MICBIAS 2
13
14 enum wm2200_in_mode {
15 WM2200_IN_SE = 0,
16 WM2200_IN_DIFF = 1,
17 WM2200_IN_DMIC = 2,
18 };
19
20 enum wm2200_dmic_sup {
21 WM2200_DMIC_SUP_MICVDD = 0,
22 WM2200_DMIC_SUP_MICBIAS1 = 1,
23 WM2200_DMIC_SUP_MICBIAS2 = 2,
24 };
25
26 enum wm2200_mbias_lvl {
27 WM2200_MBIAS_LVL_1V5 = 1,
28 WM2200_MBIAS_LVL_1V8 = 2,
29 WM2200_MBIAS_LVL_1V9 = 3,
30 WM2200_MBIAS_LVL_2V0 = 4,
31 WM2200_MBIAS_LVL_2V2 = 5,
32 WM2200_MBIAS_LVL_2V4 = 6,
33 WM2200_MBIAS_LVL_2V5 = 7,
34 WM2200_MBIAS_LVL_2V6 = 8,
35 };
36
37 struct wm2200_micbias {
38 enum wm2200_mbias_lvl mb_lvl; /**
39 unsigned int discharge:1; /**
40 unsigned int fast_start:1; /**
41 unsigned int bypass:1; /**
42 };
43
44 struct wm2200_pdata {
45 int irq_flags;
46
47 int gpio_defaults[4];
48
49 enum wm2200_in_mode in_mode[3];
50 enum wm2200_dmic_sup dmic_sup[3];
51
52 /** MICBIAS configurations */
53 struct wm2200_micbias micbias[WM2200_M
54 };
55
56 #endif
57
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