1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * linux/sound/wm8996.h -- Platform data for WM8996
4 *
5 * Copyright 2011 Wolfson Microelectronics. PLC.
6 */
7
8 #ifndef __LINUX_SND_WM8996_H
9 #define __LINUX_SND_WM8996_H
10
11 enum wm8996_inmode {
12 WM8996_DIFFERRENTIAL_1 = 0, /* IN1xP - IN1xN */
13 WM8996_INVERTING = 1, /* IN1xN */
14 WM8996_NON_INVERTING = 2, /* IN1xP */
15 WM8996_DIFFERENTIAL_2 = 3, /* IN2xP - IN2xP */
16 };
17
18 /**
19 * ReTune Mobile configurations are specified with a label, sample
20 * rate and set of values to write (the enable bits will be ignored).
21 *
22 * Configurations are expected to be generated using the ReTune Mobile
23 * control panel in WISCE - see http://www.wolfsonmicro.com/wisce/
24 */
25 struct wm8996_retune_mobile_config {
26 const char *name;
27 int rate;
28 u16 regs[20];
29 };
30
31 #define WM8996_SET_DEFAULT 0x10000
32
33 struct wm8996_pdata {
34 int irq_flags; /** Set IRQ trigger flags; default active low */
35
36 int ldo_ena; /** GPIO for LDO1; -1 for none */
37
38 int micdet_def; /** Default MICDET_SRC/HP1FB_SRC/MICD_BIAS */
39
40 enum wm8996_inmode inl_mode;
41 enum wm8996_inmode inr_mode;
42
43 u32 spkmute_seq; /** Value for register 0x802 */
44
45 int gpio_base;
46 u32 gpio_default[5];
47
48 int num_retune_mobile_cfgs;
49 struct wm8996_retune_mobile_config *retune_mobile_cfgs;
50 };
51
52 #endif