include/sound/wm2200.h

   1 /*
   2  * linux/sound/wm2200.h -- Platform data for WM2200
   3  *
   4  * Copyright 2012 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_WM2200_H
  12 #define __LINUX_SND_WM2200_H
  13
  14 #define WM2200_GPIO_SET 0x10000
  15
  16 enum wm2200_in_mode {
  17         WM2200_IN_SE = 0,
  18         WM2200_IN_DIFF = 1,
  19         WM2200_IN_DMIC = 2,
  20 };
  21
  22 enum wm2200_dmic_sup {
  23         WM2200_DMIC_SUP_MICVDD = 0,
  24         WM2200_DMIC_SUP_MICBIAS1 = 1,
  25         WM2200_DMIC_SUP_MICBIAS2 = 2,
  26 };
  27
  28 struct wm2200_pdata {
  29         int reset;      /** GPIO controlling /RESET, if any */
  30         int ldo_ena;    /** GPIO controlling LODENA, if any */
  31         int irq_flags;
  32
  33         int gpio_defaults[4];
  34
  35         enum wm2200_in_mode in_mode[3];
  36         enum wm2200_dmic_sup dmic_sup[3];
  37
  38         int micbias_cfg[2];  /** Register value to configure MICBIAS */
  39 };
  40
  41 #endif