sound/soc/codecs/twl4030.h

   1 /*
   2  * ALSA SoC TWL4030 codec driver
   3  *
   4  * Author: Steve Sakoman <steve@sakoman.com>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * version 2 as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  18  * 02110-1301 USA
  19  *
  20  */
  21
  22 #ifndef __TWL4030_AUDIO_H__
  23 #define __TWL4030_AUDIO_H__
  24
  25 /* Register descriptions are here */
  26 #include <linux/mfd/twl4030-codec.h>
  27
  28 /* Shadow register used by the audio driver */
  29 #define TWL4030_REG_SW_SHADOW           0x4A
  30 #define TWL4030_CACHEREGNUM     (TWL4030_REG_SW_SHADOW + 1)
  31
  32 /* TWL4030_REG_SW_SHADOW (0x4A) Fields */
  33 #define TWL4030_HFL_EN                  0x01
  34 #define TWL4030_HFR_EN                  0x02
  35
  36 #define TWL4030_DAI_HIFI                0
  37 #define TWL4030_DAI_VOICE               1
  38
  39 extern struct snd_soc_dai twl4030_dai[2];
  40 extern struct snd_soc_codec_device soc_codec_dev_twl4030;
  41
  42 struct twl4030_setup_data {
  43         unsigned int ramp_delay_value;
  44         unsigned int sysclk;
  45         unsigned int hs_extmute:1;
  46         void (*set_hs_extmute)(int mute);
  47 };
  48
  49 #endif  /* End of __TWL4030_AUDIO_H__ */
  50
  51