include/asm-arm/arch-omap/aic23.h

   1 /*
   2  * linux/include/asm-arm/arch-omap/aic23.h
   3  *
   4  * Hardware definitions for TI TLV320AIC23 audio codec
   5  *
   6  * Copyright (C) 2002 RidgeRun, Inc.
   7  * Author: Steve Johnson
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU General Public License as published by the
  11  * Free Software Foundation; either version 2 of the License, or (at your
  12  * option) any later version.
  13  *
  14  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
  15  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  16  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
  17  * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  20  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  21  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  *
  25  * You should have received a copy of the  GNU General Public License along
  26  * with this program; if not, write  to the Free Software Foundation, Inc.,
  27  * 675 Mass Ave, Cambridge, MA 02139, USA.
  28  */
  29
  30 #ifndef __ASM_ARCH_AIC23_H
  31 #define __ASM_ARCH_AIC23_H
  32
  33 // Codec TLV320AIC23
  34 #define LEFT_LINE_VOLUME_ADDR           0x00
  35 #define RIGHT_LINE_VOLUME_ADDR          0x01
  36 #define LEFT_CHANNEL_VOLUME_ADDR        0x02
  37 #define RIGHT_CHANNEL_VOLUME_ADDR       0x03
  38 #define ANALOG_AUDIO_CONTROL_ADDR       0x04
  39 #define DIGITAL_AUDIO_CONTROL_ADDR      0x05
  40 #define POWER_DOWN_CONTROL_ADDR         0x06
  41 #define DIGITAL_AUDIO_FORMAT_ADDR       0x07
  42 #define SAMPLE_RATE_CONTROL_ADDR        0x08
  43 #define DIGITAL_INTERFACE_ACT_ADDR      0x09
  44 #define RESET_CONTROL_ADDR              0x0F
  45
  46 // Left (right) line input volume control register
  47 #define LRS_ENABLED                     0x0100
  48 #define LIM_MUTED                       0x0080
  49 #define LIV_DEFAULT                     0x0017
  50 #define LIV_MAX                         0x001f
  51 #define LIV_MIN                         0x0000
  52
  53 // Left (right) channel headphone volume control register
  54 #define LZC_ON                          0x0080
  55 #define LHV_DEFAULT                     0x0079
  56 #define LHV_MAX                         0x007f
  57 #define LHV_MIN                         0x0000
  58
  59 // Analog audio path control register
  60 #define STA_REG(x)                      ((x)<<6)
  61 #define STE_ENABLED                     0x0020
  62 #define DAC_SELECTED                    0x0010
  63 #define BYPASS_ON                       0x0008
  64 #define INSEL_MIC                       0x0004
  65 #define MICM_MUTED                      0x0002
  66 #define MICB_20DB                       0x0001
  67
  68 // Digital audio path control register
  69 #define DACM_MUTE                       0x0008
  70 #define DEEMP_32K                       0x0002
  71 #define DEEMP_44K                       0x0004
  72 #define DEEMP_48K                       0x0006
  73 #define ADCHP_ON                        0x0001
  74
  75 // Power control down register
  76 #define DEVICE_POWER_OFF                0x0080
  77 #define CLK_OFF                         0x0040
  78 #define OSC_OFF                         0x0020
  79 #define OUT_OFF                         0x0010
  80 #define DAC_OFF                         0x0008
  81 #define ADC_OFF                         0x0004
  82 #define MIC_OFF                         0x0002
  83 #define LINE_OFF                        0x0001
  84
  85 // Digital audio interface register
  86 #define MS_MASTER                       0x0040
  87 #define LRSWAP_ON                       0x0020
  88 #define LRP_ON                          0x0010
  89 #define IWL_16                          0x0000
  90 #define IWL_20                          0x0004
  91 #define IWL_24                          0x0008
  92 #define IWL_32                          0x000C
  93 #define FOR_I2S                         0x0002
  94 #define FOR_DSP                         0x0003
  95
  96 // Sample rate control register
  97 #define CLKOUT_HALF                     0x0080
  98 #define CLKIN_HALF                      0x0040
  99 #define BOSR_384fs                      0x0002 // BOSR_272fs when in USB mode
 100 #define USB_CLK_ON                      0x0001
 101 #define SR_MASK                         0xf
 102 #define CLKOUT_SHIFT                    7
 103 #define CLKIN_SHIFT                     6
 104 #define SR_SHIFT                        2
 105 #define BOSR_SHIFT                      1
 106
 107 // Digital interface register
 108 #define ACT_ON                          0x0001
 109
 110 #define TLV320AIC23ID1                  (0x1a)  // cs low
 111 #define TLV320AIC23ID2                  (0x1b)  // cs high
 112
 113 void tlv320aic23_power_up(void);
 114 void tlv320aic23_power_down(void);
 115
 116 #endif /* __ASM_ARCH_AIC23_H */