1 /* SPDX-License-Identifier: GPL-2.0-only */ <<
2 /* 1 /*
3 * linux/sound/wm2200.h -- Platform data for W 2 * linux/sound/wm2200.h -- Platform data for WM2200
4 * 3 *
5 * Copyright 2012 Wolfson Microelectronics. PL 4 * Copyright 2012 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.
6 */ 9 */
7 10
8 #ifndef __LINUX_SND_WM2200_H 11 #ifndef __LINUX_SND_WM2200_H
9 #define __LINUX_SND_WM2200_H 12 #define __LINUX_SND_WM2200_H
10 13
11 #define WM2200_GPIO_SET 0x10000 14 #define WM2200_GPIO_SET 0x10000
12 #define WM2200_MAX_MICBIAS 2 15 #define WM2200_MAX_MICBIAS 2
13 16
14 enum wm2200_in_mode { 17 enum wm2200_in_mode {
15 WM2200_IN_SE = 0, 18 WM2200_IN_SE = 0,
16 WM2200_IN_DIFF = 1, 19 WM2200_IN_DIFF = 1,
17 WM2200_IN_DMIC = 2, 20 WM2200_IN_DMIC = 2,
18 }; 21 };
19 22
20 enum wm2200_dmic_sup { 23 enum wm2200_dmic_sup {
21 WM2200_DMIC_SUP_MICVDD = 0, 24 WM2200_DMIC_SUP_MICVDD = 0,
22 WM2200_DMIC_SUP_MICBIAS1 = 1, 25 WM2200_DMIC_SUP_MICBIAS1 = 1,
23 WM2200_DMIC_SUP_MICBIAS2 = 2, 26 WM2200_DMIC_SUP_MICBIAS2 = 2,
24 }; 27 };
25 28
26 enum wm2200_mbias_lvl { 29 enum wm2200_mbias_lvl {
27 WM2200_MBIAS_LVL_1V5 = 1, 30 WM2200_MBIAS_LVL_1V5 = 1,
28 WM2200_MBIAS_LVL_1V8 = 2, 31 WM2200_MBIAS_LVL_1V8 = 2,
29 WM2200_MBIAS_LVL_1V9 = 3, 32 WM2200_MBIAS_LVL_1V9 = 3,
30 WM2200_MBIAS_LVL_2V0 = 4, 33 WM2200_MBIAS_LVL_2V0 = 4,
31 WM2200_MBIAS_LVL_2V2 = 5, 34 WM2200_MBIAS_LVL_2V2 = 5,
32 WM2200_MBIAS_LVL_2V4 = 6, 35 WM2200_MBIAS_LVL_2V4 = 6,
33 WM2200_MBIAS_LVL_2V5 = 7, 36 WM2200_MBIAS_LVL_2V5 = 7,
34 WM2200_MBIAS_LVL_2V6 = 8, 37 WM2200_MBIAS_LVL_2V6 = 8,
35 }; 38 };
36 39
37 struct wm2200_micbias { 40 struct wm2200_micbias {
38 enum wm2200_mbias_lvl mb_lvl; /** 41 enum wm2200_mbias_lvl mb_lvl; /** Regulated voltage */
39 unsigned int discharge:1; /** 42 unsigned int discharge:1; /** Actively discharge */
40 unsigned int fast_start:1; /** 43 unsigned int fast_start:1; /** Enable aggressive startup ramp rate */
41 unsigned int bypass:1; /** 44 unsigned int bypass:1; /** Use bypass mode */
42 }; 45 };
43 46
44 struct wm2200_pdata { 47 struct wm2200_pdata {
>> 48 int reset; /** GPIO controlling /RESET, if any */
>> 49 int ldo_ena; /** GPIO controlling LODENA, if any */
45 int irq_flags; 50 int irq_flags;
46 51
47 int gpio_defaults[4]; 52 int gpio_defaults[4];
48 53
49 enum wm2200_in_mode in_mode[3]; 54 enum wm2200_in_mode in_mode[3];
50 enum wm2200_dmic_sup dmic_sup[3]; 55 enum wm2200_dmic_sup dmic_sup[3];
51 56
52 /** MICBIAS configurations */ 57 /** MICBIAS configurations */
53 struct wm2200_micbias micbias[WM2200_M 58 struct wm2200_micbias micbias[WM2200_MAX_MICBIAS];
54 }; 59 };
55 60
56 #endif 61 #endif
57 62
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