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Mark Brownc93993a2011-02-08 14:09:41 +00001/*
2 * linux/sound/wm8915.h -- Platform data for WM8915
3 *
4 * Copyright 2011 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.
9 */
10
11#ifndef __LINUX_SND_WM8903_H
12#define __LINUX_SND_WM8903_H
13
14enum wm8915_inmode {
15 WM8915_DIFFERRENTIAL_1 = 0, /* IN1xP - IN1xN */
16 WM8915_INVERTING = 1, /* IN1xN */
17 WM8915_NON_INVERTING = 2, /* IN1xP */
18 WM8915_DIFFERENTIAL_2 = 3, /* IN2xP - IN2xP */
19};
20
21/**
22 * ReTune Mobile configurations are specified with a label, sample
23 * rate and set of values to write (the enable bits will be ignored).
24 *
25 * Configurations are expected to be generated using the ReTune Mobile
26 * control panel in WISCE - see http://www.wolfsonmicro.com/wisce/
27 */
28struct wm8915_retune_mobile_config {
29 const char *name;
30 int rate;
31 u16 regs[20];
32};
33
34#define WM8915_SET_DEFAULT 0x10000
35
36struct wm8915_pdata {
37 int irq_flags; /** Set IRQ trigger flags; default active low */
38
39 int ldo_ena; /** GPIO for LDO1; -1 for none */
40
41 int micdet_def; /** Default MICDET_SRC/HP1FB_SRC/MICD_BIAS */
42
43 enum wm8915_inmode inl_mode;
44 enum wm8915_inmode inr_mode;
45
46 u32 spkmute_seq; /** Value for register 0x802 */
47
48 int gpio_base;
49 u32 gpio_default[5];
50
51 int num_retune_mobile_cfgs;
52 struct wm8915_retune_mobile_config *retune_mobile_cfgs;
53};
54
55#endif