release/src-rt-6.x.4708/linux/linux-2.6.36/include/sound/wm9090.h

   1 /*
   2  * linux/sound/wm9090.h -- Platform data for WM9090
   3  *
   4  * Copyright 2009, 2010 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_WM9090_H
  12 #define __LINUX_SND_WM9090_H
  13
  14 struct wm9090_platform_data {
  15         /* Line inputs 1 & 2 can optionally be differential */
  16         unsigned int lin1_diff:1;
  17         unsigned int lin2_diff:1;
  18
  19         /* AGC configuration.  This is intended to protect the speaker
  20          * against overdriving and will therefore depend on the
  21          * hardware setup with incorrect runtime configuration
  22          * potentially causing hardware damage.
  23          */
  24         unsigned int agc_ena:1;
  25         u16 agc[3];
  26 };
  27
  28 #endif