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