release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/plat-s3c24xx/include/plat/audio-simtec.h

   1 /* arch/arm/plat-s3c24xx/include/plat/audio-simtec.h
   2  *
   3  * Copyright 2008 Simtec Electronics
   4  *      http://armlinux.simtec.co.uk/
   5  *      Ben Dooks <ben@simtec.co.uk>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  *
  11  * Simtec Audio support.
  12 */
  13
  14 /**
  15  * struct s3c24xx_audio_simtec_pdata - platform data for simtec audio
  16  * @use_mpllin: Select codec clock from MPLLin
  17  * @output_cdclk: Need to output CDCLK to the codec
  18  * @have_mic: Set if we have a MIC socket
  19  * @have_lout: Set if we have a LineOut socket
  20  * @amp_gpio: GPIO pin to enable the AMP
  21  * @amp_gain: Option GPIO to control AMP gain
  22  */
  23 struct s3c24xx_audio_simtec_pdata {
  24         unsigned int    use_mpllin:1;
  25         unsigned int    output_cdclk:1;
  26
  27         unsigned int    have_mic:1;
  28         unsigned int    have_lout:1;
  29
  30         int             amp_gpio;
  31         int             amp_gain[2];
  32
  33         void    (*startup)(void);
  34 };
  35
  36 extern int simtec_audio_add(const char *codec_name, bool has_lr_routing,
  37                             struct s3c24xx_audio_simtec_pdata *pdata);