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 |
53 | |