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1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * linux/sound/wm8993.h -- Platform data for WM8993
4 *
5 * Copyright 2009 Wolfson Microelectronics. PLC.
6 */
7
8#ifndef __LINUX_SND_WM8993_H
9#define __LINUX_SND_WM8993_H
10
11/* Note that EQ1 only contains the enable/disable bit so will be
12 ignored but is included for simplicity.
13 */
14struct wm8993_retune_mobile_setting {
15 const char *name;
16 unsigned int rate;
17 u16 config[24];
18};
19
20struct wm8993_platform_data {
21 struct wm8993_retune_mobile_setting *retune_configs;
22 int num_retune_configs;
23
24 /* LINEOUT can be differential or single ended */
25 unsigned int lineout1_diff:1;
26 unsigned int lineout2_diff:1;
27
28 /* Common mode feedback */
29 unsigned int lineout1fb:1;
30 unsigned int lineout2fb:1;
31
32 /* Delay to add for microphones to stabalise after power up */
33 int micbias1_delay;
34 int micbias2_delay;
35
36 /* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */
37 unsigned int micbias1_lvl:1;
38 unsigned int micbias2_lvl:1;
39
40 /* Jack detect threshold levels, see datasheet for values */
41 unsigned int jd_scthr:2;
42 unsigned int jd_thr:2;
43};
44
45#endif
46

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source code of linux/include/sound/wm8993.h