LXR linux/include/sound/wm8993.h

   1/*
   2 * linux/sound/wm8993.h -- Platform data for WM8993
   3 *
   4 * Copyright 2009 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_WM8993_H
  12#define __LINUX_SND_WM8993_H
  13
  14/* Note that EQ1 only contains the enable/disable bit so will be
  15   ignored but is included for simplicity.
  16 */
  17struct wm8993_retune_mobile_setting {
  18        const char *name;
  19        unsigned int rate;
  20        u16 config[24];
  21};
  22
  23struct wm8993_platform_data {
  24        struct wm8993_retune_mobile_setting *retune_configs;
  25        int num_retune_configs;
  26
  27        /* LINEOUT can be differential or single ended */
  28        unsigned int lineout1_diff:1;
  29        unsigned int lineout2_diff:1;
  30
  31        /* Common mode feedback */
  32        unsigned int lineout1fb:1;
  33        unsigned int lineout2fb:1;
  34
  35        /* Delay to add for microphones to stabalise after power up */
  36        int micbias1_delay;
  37        int micbias2_delay;
  38
  39        /* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */
  40        unsigned int micbias1_lvl:1;
  41        unsigned int micbias2_lvl:1;
  42
  43        /* Jack detect threshold levels, see datasheet for values */
  44        unsigned int jd_scthr:2;
  45        unsigned int jd_thr:2;
  46};
  47
  48#endif
  49