root/include/sound/ac97/regs.h

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   1 /* SPDX-License-Identifier: GPL-2.0+
   2  *
   3  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   4  *  Universal interface for Audio Codec '97
   5  *
   6  *  For more details look to AC '97 component specification revision 2.1
   7  *  by Intel Corporation (http://developer.intel.com).
   8  */
   9 /*
  10  *  AC'97 codec registers
  11  */
  12 
  13 #define AC97_RESET              0x00    /* Reset */
  14 #define AC97_MASTER             0x02    /* Master Volume */
  15 #define AC97_HEADPHONE          0x04    /* Headphone Volume (optional) */
  16 #define AC97_MASTER_MONO        0x06    /* Master Volume Mono (optional) */
  17 #define AC97_MASTER_TONE        0x08    /* Master Tone (Bass & Treble) (optional) */
  18 #define AC97_PC_BEEP            0x0a    /* PC Beep Volume (optional) */
  19 #define AC97_PHONE              0x0c    /* Phone Volume (optional) */
  20 #define AC97_MIC                0x0e    /* MIC Volume */
  21 #define AC97_LINE               0x10    /* Line In Volume */
  22 #define AC97_CD                 0x12    /* CD Volume */
  23 #define AC97_VIDEO              0x14    /* Video Volume (optional) */
  24 #define AC97_AUX                0x16    /* AUX Volume (optional) */
  25 #define AC97_PCM                0x18    /* PCM Volume */
  26 #define AC97_REC_SEL            0x1a    /* Record Select */
  27 #define AC97_REC_GAIN           0x1c    /* Record Gain */
  28 #define AC97_REC_GAIN_MIC       0x1e    /* Record Gain MIC (optional) */
  29 #define AC97_GENERAL_PURPOSE    0x20    /* General Purpose (optional) */
  30 #define AC97_3D_CONTROL         0x22    /* 3D Control (optional) */
  31 #define AC97_INT_PAGING         0x24    /* Audio Interrupt & Paging (AC'97 2.3) */
  32 #define AC97_POWERDOWN          0x26    /* Powerdown control / status */
  33 /* range 0x28-0x3a - AUDIO AC'97 2.0 extensions */
  34 #define AC97_EXTENDED_ID        0x28    /* Extended Audio ID */
  35 #define AC97_EXTENDED_STATUS    0x2a    /* Extended Audio Status and Control */
  36 #define AC97_PCM_FRONT_DAC_RATE 0x2c    /* PCM Front DAC Rate */
  37 #define AC97_PCM_SURR_DAC_RATE  0x2e    /* PCM Surround DAC Rate */
  38 #define AC97_PCM_LFE_DAC_RATE   0x30    /* PCM LFE DAC Rate */
  39 #define AC97_PCM_LR_ADC_RATE    0x32    /* PCM LR ADC Rate */
  40 #define AC97_PCM_MIC_ADC_RATE   0x34    /* PCM MIC ADC Rate */
  41 #define AC97_CENTER_LFE_MASTER  0x36    /* Center + LFE Master Volume */
  42 #define AC97_SURROUND_MASTER    0x38    /* Surround (Rear) Master Volume */
  43 #define AC97_SPDIF              0x3a    /* S/PDIF control */
  44 /* range 0x3c-0x58 - MODEM */
  45 #define AC97_EXTENDED_MID       0x3c    /* Extended Modem ID */
  46 #define AC97_EXTENDED_MSTATUS   0x3e    /* Extended Modem Status and Control */
  47 #define AC97_LINE1_RATE         0x40    /* Line1 DAC/ADC Rate */
  48 #define AC97_LINE2_RATE         0x42    /* Line2 DAC/ADC Rate */
  49 #define AC97_HANDSET_RATE       0x44    /* Handset DAC/ADC Rate */
  50 #define AC97_LINE1_LEVEL        0x46    /* Line1 DAC/ADC Level */
  51 #define AC97_LINE2_LEVEL        0x48    /* Line2 DAC/ADC Level */
  52 #define AC97_HANDSET_LEVEL      0x4a    /* Handset DAC/ADC Level */
  53 #define AC97_GPIO_CFG           0x4c    /* GPIO Configuration */
  54 #define AC97_GPIO_POLARITY      0x4e    /* GPIO Pin Polarity/Type, 0=low, 1=high active */
  55 #define AC97_GPIO_STICKY        0x50    /* GPIO Pin Sticky, 0=not, 1=sticky */
  56 #define AC97_GPIO_WAKEUP        0x52    /* GPIO Pin Wakeup, 0=no int, 1=yes int */
  57 #define AC97_GPIO_STATUS        0x54    /* GPIO Pin Status, slot 12 */
  58 #define AC97_MISC_AFE           0x56    /* Miscellaneous Modem AFE Status and Control */
  59 /* range 0x5a-0x7b - Vendor Specific */
  60 #define AC97_VENDOR_ID1         0x7c    /* Vendor ID1 */
  61 #define AC97_VENDOR_ID2         0x7e    /* Vendor ID2 / revision */
  62 /* range 0x60-0x6f (page 1) - extended codec registers */
  63 #define AC97_CODEC_CLASS_REV    0x60    /* Codec Class/Revision */
  64 #define AC97_PCI_SVID           0x62    /* PCI Subsystem Vendor ID */
  65 #define AC97_PCI_SID            0x64    /* PCI Subsystem ID */
  66 #define AC97_FUNC_SELECT        0x66    /* Function Select */
  67 #define AC97_FUNC_INFO          0x68    /* Function Information */
  68 #define AC97_SENSE_INFO         0x6a    /* Sense Details */
  69 
  70 /* volume controls */
  71 #define AC97_MUTE_MASK_MONO     0x8000
  72 #define AC97_MUTE_MASK_STEREO   0x8080
  73 
  74 /* slot allocation */
  75 #define AC97_SLOT_TAG           0
  76 #define AC97_SLOT_CMD_ADDR      1
  77 #define AC97_SLOT_CMD_DATA      2
  78 #define AC97_SLOT_PCM_LEFT      3
  79 #define AC97_SLOT_PCM_RIGHT     4
  80 #define AC97_SLOT_MODEM_LINE1   5
  81 #define AC97_SLOT_PCM_CENTER    6
  82 #define AC97_SLOT_MIC           6       /* input */
  83 #define AC97_SLOT_SPDIF_LEFT1   6
  84 #define AC97_SLOT_PCM_SLEFT     7       /* surround left */
  85 #define AC97_SLOT_PCM_LEFT_0    7       /* double rate operation */
  86 #define AC97_SLOT_SPDIF_LEFT    7
  87 #define AC97_SLOT_PCM_SRIGHT    8       /* surround right */
  88 #define AC97_SLOT_PCM_RIGHT_0   8       /* double rate operation */
  89 #define AC97_SLOT_SPDIF_RIGHT   8
  90 #define AC97_SLOT_LFE           9
  91 #define AC97_SLOT_SPDIF_RIGHT1  9
  92 #define AC97_SLOT_MODEM_LINE2   10
  93 #define AC97_SLOT_PCM_LEFT_1    10      /* double rate operation */
  94 #define AC97_SLOT_SPDIF_LEFT2   10
  95 #define AC97_SLOT_HANDSET       11      /* output */
  96 #define AC97_SLOT_PCM_RIGHT_1   11      /* double rate operation */
  97 #define AC97_SLOT_SPDIF_RIGHT2  11
  98 #define AC97_SLOT_MODEM_GPIO    12      /* modem GPIO */
  99 #define AC97_SLOT_PCM_CENTER_1  12      /* double rate operation */
 100 
 101 /* basic capabilities (reset register) */
 102 #define AC97_BC_DEDICATED_MIC   0x0001  /* Dedicated Mic PCM In Channel */
 103 #define AC97_BC_RESERVED1       0x0002  /* Reserved (was Modem Line Codec support) */
 104 #define AC97_BC_BASS_TREBLE     0x0004  /* Bass & Treble Control */
 105 #define AC97_BC_SIM_STEREO      0x0008  /* Simulated stereo */
 106 #define AC97_BC_HEADPHONE       0x0010  /* Headphone Out Support */
 107 #define AC97_BC_LOUDNESS        0x0020  /* Loudness (bass boost) Support */
 108 #define AC97_BC_16BIT_DAC       0x0000  /* 16-bit DAC resolution */
 109 #define AC97_BC_18BIT_DAC       0x0040  /* 18-bit DAC resolution */
 110 #define AC97_BC_20BIT_DAC       0x0080  /* 20-bit DAC resolution */
 111 #define AC97_BC_DAC_MASK        0x00c0
 112 #define AC97_BC_16BIT_ADC       0x0000  /* 16-bit ADC resolution */
 113 #define AC97_BC_18BIT_ADC       0x0100  /* 18-bit ADC resolution */
 114 #define AC97_BC_20BIT_ADC       0x0200  /* 20-bit ADC resolution */
 115 #define AC97_BC_ADC_MASK        0x0300
 116 #define AC97_BC_3D_TECH_ID_MASK 0x7c00  /* Per-vendor ID of 3D enhancement */
 117 
 118 /* general purpose */
 119 #define AC97_GP_DRSS_MASK       0x0c00  /* double rate slot select */
 120 #define AC97_GP_DRSS_1011       0x0000  /* LR(C) 10+11(+12) */
 121 #define AC97_GP_DRSS_78         0x0400  /* LR 7+8 */
 122 
 123 /* powerdown bits */
 124 #define AC97_PD_ADC_STATUS      0x0001  /* ADC status (RO) */
 125 #define AC97_PD_DAC_STATUS      0x0002  /* DAC status (RO) */
 126 #define AC97_PD_MIXER_STATUS    0x0004  /* Analog mixer status (RO) */
 127 #define AC97_PD_VREF_STATUS     0x0008  /* Vref status (RO) */
 128 #define AC97_PD_PR0             0x0100  /* Power down PCM ADCs and input MUX */
 129 #define AC97_PD_PR1             0x0200  /* Power down PCM front DAC */
 130 #define AC97_PD_PR2             0x0400  /* Power down Mixer (Vref still on) */
 131 #define AC97_PD_PR3             0x0800  /* Power down Mixer (Vref off) */
 132 #define AC97_PD_PR4             0x1000  /* Power down AC-Link */
 133 #define AC97_PD_PR5             0x2000  /* Disable internal clock usage */
 134 #define AC97_PD_PR6             0x4000  /* Headphone amplifier */
 135 #define AC97_PD_EAPD            0x8000  /* External Amplifer Power Down (EAPD) */
 136 
 137 /* extended audio ID bit defines */
 138 #define AC97_EI_VRA             0x0001  /* Variable bit rate supported */
 139 #define AC97_EI_DRA             0x0002  /* Double rate supported */
 140 #define AC97_EI_SPDIF           0x0004  /* S/PDIF out supported */
 141 #define AC97_EI_VRM             0x0008  /* Variable bit rate supported for MIC */
 142 #define AC97_EI_DACS_SLOT_MASK  0x0030  /* DACs slot assignment */
 143 #define AC97_EI_DACS_SLOT_SHIFT 4
 144 #define AC97_EI_CDAC            0x0040  /* PCM Center DAC available */
 145 #define AC97_EI_SDAC            0x0080  /* PCM Surround DACs available */
 146 #define AC97_EI_LDAC            0x0100  /* PCM LFE DAC available */
 147 #define AC97_EI_AMAP            0x0200  /* indicates optional slot/DAC mapping based on codec ID */
 148 #define AC97_EI_REV_MASK        0x0c00  /* AC'97 revision mask */
 149 #define AC97_EI_REV_22          0x0400  /* AC'97 revision 2.2 */
 150 #define AC97_EI_REV_23          0x0800  /* AC'97 revision 2.3 */
 151 #define AC97_EI_REV_SHIFT       10
 152 #define AC97_EI_ADDR_MASK       0xc000  /* physical codec ID (address) */
 153 #define AC97_EI_ADDR_SHIFT      14
 154 
 155 /* extended audio status and control bit defines */
 156 #define AC97_EA_VRA             0x0001  /* Variable bit rate enable bit */
 157 #define AC97_EA_DRA             0x0002  /* Double-rate audio enable bit */
 158 #define AC97_EA_SPDIF           0x0004  /* S/PDIF out enable bit */
 159 #define AC97_EA_VRM             0x0008  /* Variable bit rate for MIC enable bit */
 160 #define AC97_EA_SPSA_SLOT_MASK  0x0030  /* Mask for slot assignment bits */
 161 #define AC97_EA_SPSA_SLOT_SHIFT 4
 162 #define AC97_EA_SPSA_3_4        0x0000  /* Slot assigned to 3 & 4 */
 163 #define AC97_EA_SPSA_7_8        0x0010  /* Slot assigned to 7 & 8 */
 164 #define AC97_EA_SPSA_6_9        0x0020  /* Slot assigned to 6 & 9 */
 165 #define AC97_EA_SPSA_10_11      0x0030  /* Slot assigned to 10 & 11 */
 166 #define AC97_EA_CDAC            0x0040  /* PCM Center DAC is ready (Read only) */
 167 #define AC97_EA_SDAC            0x0080  /* PCM Surround DACs are ready (Read only) */
 168 #define AC97_EA_LDAC            0x0100  /* PCM LFE DAC is ready (Read only) */
 169 #define AC97_EA_MDAC            0x0200  /* MIC ADC is ready (Read only) */
 170 #define AC97_EA_SPCV            0x0400  /* S/PDIF configuration valid (Read only) */
 171 #define AC97_EA_PRI             0x0800  /* Turns the PCM Center DAC off */
 172 #define AC97_EA_PRJ             0x1000  /* Turns the PCM Surround DACs off */
 173 #define AC97_EA_PRK             0x2000  /* Turns the PCM LFE DAC off */
 174 #define AC97_EA_PRL             0x4000  /* Turns the MIC ADC off */
 175 
 176 /* S/PDIF control bit defines */
 177 #define AC97_SC_PRO             0x0001  /* Professional status */
 178 #define AC97_SC_NAUDIO          0x0002  /* Non audio stream */
 179 #define AC97_SC_COPY            0x0004  /* Copyright status */
 180 #define AC97_SC_PRE             0x0008  /* Preemphasis status */
 181 #define AC97_SC_CC_MASK         0x07f0  /* Category Code mask */
 182 #define AC97_SC_CC_SHIFT        4
 183 #define AC97_SC_L               0x0800  /* Generation Level status */
 184 #define AC97_SC_SPSR_MASK       0x3000  /* S/PDIF Sample Rate bits */
 185 #define AC97_SC_SPSR_SHIFT      12
 186 #define AC97_SC_SPSR_44K        0x0000  /* Use 44.1kHz Sample rate */
 187 #define AC97_SC_SPSR_48K        0x2000  /* Use 48kHz Sample rate */
 188 #define AC97_SC_SPSR_32K        0x3000  /* Use 32kHz Sample rate */
 189 #define AC97_SC_DRS             0x4000  /* Double Rate S/PDIF */
 190 #define AC97_SC_V               0x8000  /* Validity status */
 191 
 192 /* Interrupt and Paging bit defines (AC'97 2.3) */
 193 #define AC97_PAGE_MASK          0x000f  /* Page Selector */
 194 #define AC97_PAGE_VENDOR        0       /* Vendor-specific registers */
 195 #define AC97_PAGE_1             1       /* Extended Codec Registers page 1 */
 196 #define AC97_INT_ENABLE         0x0800  /* Interrupt Enable */
 197 #define AC97_INT_SENSE          0x1000  /* Sense Cycle */
 198 #define AC97_INT_CAUSE_SENSE    0x2000  /* Sense Cycle Completed (RO) */
 199 #define AC97_INT_CAUSE_GPIO     0x4000  /* GPIO bits changed (RO) */
 200 #define AC97_INT_STATUS         0x8000  /* Interrupt Status */
 201 
 202 /* extended modem ID bit defines */
 203 #define AC97_MEI_LINE1          0x0001  /* Line1 present */
 204 #define AC97_MEI_LINE2          0x0002  /* Line2 present */
 205 #define AC97_MEI_HANDSET        0x0004  /* Handset present */
 206 #define AC97_MEI_CID1           0x0008  /* caller ID decode for Line1 is supported */
 207 #define AC97_MEI_CID2           0x0010  /* caller ID decode for Line2 is supported */
 208 #define AC97_MEI_ADDR_MASK      0xc000  /* physical codec ID (address) */
 209 #define AC97_MEI_ADDR_SHIFT     14
 210 
 211 /* extended modem status and control bit defines */
 212 #define AC97_MEA_GPIO           0x0001  /* GPIO is ready (ro) */
 213 #define AC97_MEA_MREF           0x0002  /* Vref is up to nominal level (ro) */
 214 #define AC97_MEA_ADC1           0x0004  /* ADC1 operational (ro) */
 215 #define AC97_MEA_DAC1           0x0008  /* DAC1 operational (ro) */
 216 #define AC97_MEA_ADC2           0x0010  /* ADC2 operational (ro) */
 217 #define AC97_MEA_DAC2           0x0020  /* DAC2 operational (ro) */
 218 #define AC97_MEA_HADC           0x0040  /* HADC operational (ro) */
 219 #define AC97_MEA_HDAC           0x0080  /* HDAC operational (ro) */
 220 #define AC97_MEA_PRA            0x0100  /* GPIO power down (high) */
 221 #define AC97_MEA_PRB            0x0200  /* reserved */
 222 #define AC97_MEA_PRC            0x0400  /* ADC1 power down (high) */
 223 #define AC97_MEA_PRD            0x0800  /* DAC1 power down (high) */
 224 #define AC97_MEA_PRE            0x1000  /* ADC2 power down (high) */
 225 #define AC97_MEA_PRF            0x2000  /* DAC2 power down (high) */
 226 #define AC97_MEA_PRG            0x4000  /* HADC power down (high) */
 227 #define AC97_MEA_PRH            0x8000  /* HDAC power down (high) */
 228 
 229 /* modem gpio status defines */
 230 #define AC97_GPIO_LINE1_OH      0x0001  /* Off Hook Line1 */
 231 #define AC97_GPIO_LINE1_RI      0x0002  /* Ring Detect Line1 */
 232 #define AC97_GPIO_LINE1_CID     0x0004  /* Caller ID path enable Line1 */
 233 #define AC97_GPIO_LINE1_LCS     0x0008  /* Loop Current Sense Line1 */
 234 #define AC97_GPIO_LINE1_PULSE   0x0010  /* Opt./ Pulse Dial Line1 (out) */
 235 #define AC97_GPIO_LINE1_HL1R    0x0020  /* Opt./ Handset to Line1 relay control (out) */
 236 #define AC97_GPIO_LINE1_HOHD    0x0040  /* Opt./ Handset off hook detect Line1 (in) */
 237 #define AC97_GPIO_LINE12_AC     0x0080  /* Opt./ Int.bit 1 / Line1/2 AC (out) */
 238 #define AC97_GPIO_LINE12_DC     0x0100  /* Opt./ Int.bit 2 / Line1/2 DC (out) */
 239 #define AC97_GPIO_LINE12_RS     0x0200  /* Opt./ Int.bit 3 / Line1/2 RS (out) */
 240 #define AC97_GPIO_LINE2_OH      0x0400  /* Off Hook Line2 */
 241 #define AC97_GPIO_LINE2_RI      0x0800  /* Ring Detect Line2 */
 242 #define AC97_GPIO_LINE2_CID     0x1000  /* Caller ID path enable Line2 */
 243 #define AC97_GPIO_LINE2_LCS     0x2000  /* Loop Current Sense Line2 */
 244 #define AC97_GPIO_LINE2_PULSE   0x4000  /* Opt./ Pulse Dial Line2 (out) */
 245 #define AC97_GPIO_LINE2_HL1R    0x8000  /* Opt./ Handset to Line2 relay control (out) */
 246 

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