sound/aoa/codecs/onyx.h

   1 /*
   2  * Apple Onboard Audio driver for Onyx codec (header)
   3  *
   4  * Copyright 2006 Johannes Berg <johannes@sipsolutions.net>
   5  *
   6  * GPL v2, can be found in COPYING.
   7  */
   8 #ifndef __SND_AOA_CODEC_ONYX_H
   9 #define __SND_AOA_CODEC_ONYX_H
  10 #include <stddef.h>
  11 #include <linux/i2c.h>
  12 #include <asm/pmac_low_i2c.h>
  13 #include <asm/prom.h>
  14
  15 /* PCM3052 register definitions */
  16
  17 /* the attenuation registers take values from
  18  * -1 (0dB) to -127 (-63.0 dB) or others (muted) */
  19 #define ONYX_REG_DAC_ATTEN_LEFT         65
  20 #define FIRSTREGISTER                   ONYX_REG_DAC_ATTEN_LEFT
  21 #define ONYX_REG_DAC_ATTEN_RIGHT        66
  22
  23 #define ONYX_REG_CONTROL                67
  24 #       define ONYX_MRST                (1<<7)
  25 #       define ONYX_SRST                (1<<6)
  26 #       define ONYX_ADPSV               (1<<5)
  27 #       define ONYX_DAPSV               (1<<4)
  28 #       define ONYX_SILICONVERSION      (1<<0)
  29 /* all others reserved */
  30
  31 #define ONYX_REG_DAC_CONTROL            68
  32 #       define ONYX_OVR1                (1<<6)
  33 #       define ONYX_MUTE_RIGHT          (1<<1)
  34 #       define ONYX_MUTE_LEFT           (1<<0)
  35
  36 #define ONYX_REG_DAC_DEEMPH             69
  37 #       define ONYX_DIGDEEMPH_SHIFT     5
  38 #       define ONYX_DIGDEEMPH_MASK      (3<<ONYX_DIGDEEMPH_SHIFT)
  39 #       define ONYX_DIGDEEMPH_CTRL      (1<<4)
  40
  41 #define ONYX_REG_DAC_FILTER             70
  42 #       define ONYX_ROLLOFF_FAST        (1<<5)
  43 #       define ONYX_DAC_FILTER_ALWAYS   (1<<2)
  44
  45 #define ONYX_REG_DAC_OUTPHASE           71
  46 #       define ONYX_OUTPHASE_INVERTED   (1<<0)
  47
  48 #define ONYX_REG_ADC_CONTROL            72
  49 #       define ONYX_ADC_INPUT_MIC       (1<<5)
  50 /* 8 + input gain in dB, valid range for input gain is -4 .. 20 dB */
  51 #       define ONYX_ADC_PGA_GAIN_MASK   0x1f
  52
  53 #define ONYX_REG_ADC_HPF_BYPASS         75
  54 #       define ONYX_HPF_DISABLE         (1<<3)
  55 #       define ONYX_ADC_HPF_ALWAYS      (1<<2)
  56
  57 #define ONYX_REG_DIG_INFO1              77
  58 #       define ONYX_MASK_DIN_TO_BPZ     (1<<7)
  59 /* bits 1-5 control channel bits 1-5 */
  60 #       define ONYX_DIGOUT_DISABLE      (1<<0)
  61
  62 #define ONYX_REG_DIG_INFO2              78
  63 /* controls channel bits 8-15 */
  64
  65 #define ONYX_REG_DIG_INFO3              79
  66 /* control channel bits 24-29, high 2 bits reserved */
  67
  68 #define ONYX_REG_DIG_INFO4              80
  69 #       define ONYX_VALIDL              (1<<7)
  70 #       define ONYX_VALIDR              (1<<6)
  71 #       define ONYX_SPDIF_ENABLE        (1<<5)
  72 /* lower 4 bits control bits 32-35 of channel control and word length */
  73 #       define ONYX_WORDLEN_MASK        (0xF)
  74
  75 #endif /* __SND_AOA_CODEC_ONYX_H */