release/src-rt-6.x.4708/linux/linux-2.6.36/sound/soc/codecs/ssm2602.h

   1 /*
   2  * File:         sound/soc/codecs/ssm2602.h
   3  * Author:       Cliff Cai <Cliff.Cai@analog.com>
   4  *
   5  * Created:      Tue June 06 2008
   6  *
   7  * Modified:
   8  *               Copyright 2008 Analog Devices Inc.
   9  *
  10  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, see the file COPYING, or write
  24  * to the Free Software Foundation, Inc.,
  25  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  26  */
  27
  28 #ifndef _SSM2602_H
  29 #define _SSM2602_H
  30
  31 /* SSM2602 Codec Register definitions */
  32
  33 #define SSM2602_LINVOL   0x00
  34 #define SSM2602_RINVOL   0x01
  35 #define SSM2602_LOUT1V   0x02
  36 #define SSM2602_ROUT1V   0x03
  37 #define SSM2602_APANA    0x04
  38 #define SSM2602_APDIGI   0x05
  39 #define SSM2602_PWR      0x06
  40 #define SSM2602_IFACE    0x07
  41 #define SSM2602_SRATE    0x08
  42 #define SSM2602_ACTIVE   0x09
  43 #define SSM2602_RESET    0x0f
  44
  45 /*SSM2602 Codec Register Field definitions
  46  *(Mask value to extract the corresponding Register field)
  47  */
  48
  49 /*Left ADC Volume Control (SSM2602_REG_LEFT_ADC_VOL)*/
  50 #define     LINVOL_LIN_VOL                0x01F   /* Left Channel PGA Volume control                      */
  51 #define     LINVOL_LIN_ENABLE_MUTE        0x080   /* Left Channel Input Mute                              */
  52 #define     LINVOL_LRIN_BOTH              0x100   /* Left Channel Line Input Volume update                */
  53
  54 /*Right ADC Volume Control (SSM2602_REG_RIGHT_ADC_VOL)*/
  55 #define     RINVOL_RIN_VOL                0x01F   /* Right Channel PGA Volume control                     */
  56 #define     RINVOL_RIN_ENABLE_MUTE        0x080   /* Right Channel Input Mute                             */
  57 #define     RINVOL_RLIN_BOTH              0x100   /* Right Channel Line Input Volume update               */
  58
  59 /*Left DAC Volume Control (SSM2602_REG_LEFT_DAC_VOL)*/
  60 #define     LOUT1V_LHP_VOL                0x07F   /* Left Channel Headphone volume control                */
  61 #define     LOUT1V_ENABLE_LZC             0x080   /* Left Channel Zero cross detect enable                */
  62 #define     LOUT1V_LRHP_BOTH              0x100   /* Left Channel Headphone volume update                 */
  63
  64 /*Right DAC Volume Control (SSM2602_REG_RIGHT_DAC_VOL)*/
  65 #define     ROUT1V_RHP_VOL                0x07F   /* Right Channel Headphone volume control               */
  66 #define     ROUT1V_ENABLE_RZC             0x080   /* Right Channel Zero cross detect enable               */
  67 #define     ROUT1V_RLHP_BOTH              0x100   /* Right Channel Headphone volume update                */
  68
  69 /*Analogue Audio Path Control (SSM2602_REG_ANALOGUE_PATH)*/
  70 #define     APANA_ENABLE_MIC_BOOST       0x001   /* Primary Microphone Amplifier gain booster control    */
  71 #define     APANA_ENABLE_MIC_MUTE        0x002   /* Microphone Mute Control                              */
  72 #define     APANA_ADC_IN_SELECT          0x004   /* Microphone/Line IN select to ADC (1=MIC, 0=Line In)  */
  73 #define     APANA_ENABLE_BYPASS          0x008   /* Line input bypass to line output                     */
  74 #define     APANA_SELECT_DAC             0x010   /* Select DAC (1=Select DAC, 0=Don't Select DAC)        */
  75 #define     APANA_ENABLE_SIDETONE        0x020   /* Enable/Disable Side Tone                             */
  76 #define     APANA_SIDETONE_ATTN          0x0C0   /* Side Tone Attenuation                                */
  77 #define     APANA_ENABLE_MIC_BOOST2      0x100   /* Secondary Microphone Amplifier gain booster control  */
  78
  79 /*Digital Audio Path Control (SSM2602_REG_DIGITAL_PATH)*/
  80 #define     APDIGI_ENABLE_ADC_HPF         0x001   /* Enable/Disable ADC Highpass Filter                   */
  81 #define     APDIGI_DE_EMPHASIS            0x006   /* De-Emphasis Control                                  */
  82 #define     APDIGI_ENABLE_DAC_MUTE        0x008   /* DAC Mute Control                                     */
  83 #define     APDIGI_STORE_OFFSET           0x010   /* Store/Clear DC offset when HPF is disabled           */
  84
  85 /*Power Down Control (SSM2602_REG_POWER)
  86  *(1=Enable PowerDown, 0=Disable PowerDown)
  87  */
  88 #define     PWR_LINE_IN_PDN            0x001   /* Line Input Power Down                                */
  89 #define     PWR_MIC_PDN                0x002   /* Microphone Input & Bias Power Down                   */
  90 #define     PWR_ADC_PDN                0x004   /* ADC Power Down                                       */
  91 #define     PWR_DAC_PDN                0x008   /* DAC Power Down                                       */
  92 #define     PWR_OUT_PDN                0x010   /* Outputs Power Down                                   */
  93 #define     PWR_OSC_PDN                0x020   /* Oscillator Power Down                                */
  94 #define     PWR_CLK_OUT_PDN            0x040   /* CLKOUT Power Down                                    */
  95 #define     PWR_POWER_OFF              0x080   /* POWEROFF Mode                                        */
  96
  97 /*Digital Audio Interface Format (SSM2602_REG_DIGITAL_IFACE)*/
  98 #define     IFACE_IFACE_FORMAT           0x003   /* Digital Audio input format control                   */
  99 #define     IFACE_AUDIO_DATA_LEN         0x00C   /* Audio Data word length control                       */
 100 #define     IFACE_DAC_LR_POLARITY        0x010   /* Polarity Control for clocks in RJ,LJ and I2S modes   */
 101 #define     IFACE_DAC_LR_SWAP            0x020   /* Swap DAC data control                                */
 102 #define     IFACE_ENABLE_MASTER          0x040   /* Enable/Disable Master Mode                           */
 103 #define     IFACE_BCLK_INVERT            0x080   /* Bit Clock Inversion control                          */
 104
 105 /*Sampling Control (SSM2602_REG_SAMPLING_CTRL)*/
 106 #define     SRATE_ENABLE_USB_MODE        0x001   /* Enable/Disable USB Mode                              */
 107 #define     SRATE_BOS_RATE               0x002   /* Base Over-Sampling rate                              */
 108 #define     SRATE_SAMPLE_RATE            0x03C   /* Clock setting condition (Sampling rate control)      */
 109 #define     SRATE_CORECLK_DIV2           0x040   /* Core Clock divider select                            */
 110 #define     SRATE_CLKOUT_DIV2            0x080   /* Clock Out divider select                             */
 111
 112 /*Active Control (SSM2602_REG_ACTIVE_CTRL)*/
 113 #define     ACTIVE_ACTIVATE_CODEC         0x001   /* Activate Codec Digital Audio Interface               */
 114
 115 /*********************************************************************/
 116
 117 #define SSM2602_CACHEREGNUM     10
 118
 119 #define SSM2602_SYSCLK  0
 120 #define SSM2602_DAI             0
 121
 122 struct ssm2602_setup_data {
 123         int i2c_bus;
 124         unsigned short i2c_address;
 125 };
 126
 127 extern struct snd_soc_dai ssm2602_dai;
 128 extern struct snd_soc_codec_device soc_codec_dev_ssm2602;
 129
 130 #endif