LXR linux/include/sound/wm8996.h

   1/*
   2 * linux/sound/wm8996.h -- Platform data for WM8996
   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_WM8996_H
  12#define __LINUX_SND_WM8996_H
  13
  14enum wm8996_inmode {
  15        WM8996_DIFFERRENTIAL_1 = 0,   /* IN1xP - IN1xN */
  16        WM8996_INVERTING = 1,         /* IN1xN */
  17        WM8996_NON_INVERTING = 2,     /* IN1xP */
  18        WM8996_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 wm8996_retune_mobile_config {
  29        const char *name;
  30        int rate;
  31        u16 regs[20];
  32};
  33
  34#define WM8996_SET_DEFAULT 0x10000
  35
  36struct wm8996_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 wm8996_inmode inl_mode;
  44        enum wm8996_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 wm8996_retune_mobile_config *retune_mobile_cfgs;
  53};
  54
  55#endif
  56