include/sound/cs4231-regs.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 #ifndef __SOUND_CS4231_REGS_H
   3 #define __SOUND_CS4231_REGS_H
   4
   5 /*
   6  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   7  *  Definitions for CS4231 & InterWave chips & compatible chips registers
   8  */
   9
  10 /* IO ports */
  11
  12 #define CS4231P(x)              (c_d_c_CS4231##x)
  13
  14 #define c_d_c_CS4231REGSEL      0
  15 #define c_d_c_CS4231REG         1
  16 #define c_d_c_CS4231STATUS      2
  17 #define c_d_c_CS4231PIO         3
  18
  19 /* codec registers */
  20
  21 #define CS4231_LEFT_INPUT       0x00    /* left input control */
  22 #define CS4231_RIGHT_INPUT      0x01    /* right input control */
  23 #define CS4231_AUX1_LEFT_INPUT  0x02    /* left AUX1 input control */
  24 #define CS4231_AUX1_RIGHT_INPUT 0x03    /* right AUX1 input control */
  25 #define CS4231_AUX2_LEFT_INPUT  0x04    /* left AUX2 input control */
  26 #define CS4231_AUX2_RIGHT_INPUT 0x05    /* right AUX2 input control */
  27 #define CS4231_LEFT_OUTPUT      0x06    /* left output control register */
  28 #define CS4231_RIGHT_OUTPUT     0x07    /* right output control register */
  29 #define CS4231_PLAYBK_FORMAT    0x08    /* clock and data format - playback - bits 7-0 MCE */
  30 #define CS4231_IFACE_CTRL       0x09    /* interface control - bits 7-2 MCE */
  31 #define CS4231_PIN_CTRL         0x0a    /* pin control */
  32 #define CS4231_TEST_INIT        0x0b    /* test and initialization */
  33 #define CS4231_MISC_INFO        0x0c    /* miscellaneous information */
  34 #define CS4231_LOOPBACK         0x0d    /* loopback control */
  35 #define CS4231_PLY_UPR_CNT      0x0e    /* playback upper base count */
  36 #define CS4231_PLY_LWR_CNT      0x0f    /* playback lower base count */
  37 #define CS4231_ALT_FEATURE_1    0x10    /* alternate #1 feature enable */
  38 #define AD1845_AF1_MIC_LEFT     0x10    /* alternate #1 feature + MIC left */
  39 #define CS4231_ALT_FEATURE_2    0x11    /* alternate #2 feature enable */
  40 #define AD1845_AF2_MIC_RIGHT    0x11    /* alternate #2 feature + MIC right */
  41 #define CS4231_LEFT_LINE_IN     0x12    /* left line input control */
  42 #define CS4231_RIGHT_LINE_IN    0x13    /* right line input control */
  43 #define CS4231_TIMER_LOW        0x14    /* timer low byte */
  44 #define CS4231_TIMER_HIGH       0x15    /* timer high byte */
  45 #define CS4231_LEFT_MIC_INPUT   0x16    /* left MIC input control register (InterWave only) */
  46 #define AD1845_UPR_FREQ_SEL     0x16    /* upper byte of frequency select */
  47 #define CS4231_RIGHT_MIC_INPUT  0x17    /* right MIC input control register (InterWave only) */
  48 #define AD1845_LWR_FREQ_SEL     0x17    /* lower byte of frequency select */
  49 #define CS4236_EXT_REG          0x17    /* extended register access */
  50 #define CS4231_IRQ_STATUS       0x18    /* irq status register */
  51 #define CS4231_LINE_LEFT_OUTPUT 0x19    /* left line output control register (InterWave only) */
  52 #define CS4231_VERSION          0x19    /* CS4231(A) - version values */
  53 #define CS4231_MONO_CTRL        0x1a    /* mono input/output control */
  54 #define CS4231_LINE_RIGHT_OUTPUT 0x1b   /* right line output control register (InterWave only) */
  55 #define AD1845_PWR_DOWN         0x1b    /* power down control */
  56 #define CS4235_LEFT_MASTER      0x1b    /* left master output control */
  57 #define CS4231_REC_FORMAT       0x1c    /* clock and data format - record - bits 7-0 MCE */
  58 #define AD1845_CLOCK            0x1d    /* crystal clock select and total power down */
  59 #define CS4235_RIGHT_MASTER     0x1d    /* right master output control */
  60 #define CS4231_REC_UPR_CNT      0x1e    /* record upper count */
  61 #define CS4231_REC_LWR_CNT      0x1f    /* record lower count */
  62
  63 /* definitions for codec register select port - CODECP( REGSEL ) */
  64
  65 #define CS4231_INIT             0x80    /* CODEC is initializing */
  66 #define CS4231_MCE              0x40    /* mode change enable */
  67 #define CS4231_TRD              0x20    /* transfer request disable */
  68
  69 /* definitions for codec status register - CODECP( STATUS ) */
  70
  71 #define CS4231_GLOBALIRQ        0x01    /* IRQ is active */
  72
  73 /* definitions for codec irq status */
  74
  75 #define CS4231_PLAYBACK_IRQ     0x10
  76 #define CS4231_RECORD_IRQ       0x20
  77 #define CS4231_TIMER_IRQ        0x40
  78 #define CS4231_ALL_IRQS         0x70
  79 #define CS4231_REC_UNDERRUN     0x08
  80 #define CS4231_REC_OVERRUN      0x04
  81 #define CS4231_PLY_OVERRUN      0x02
  82 #define CS4231_PLY_UNDERRUN     0x01
  83
  84 /* definitions for CS4231_LEFT_INPUT and CS4231_RIGHT_INPUT registers */
  85
  86 #define CS4231_ENABLE_MIC_GAIN  0x20
  87
  88 #define CS4231_MIXS_LINE        0x00
  89 #define CS4231_MIXS_AUX1        0x40
  90 #define CS4231_MIXS_MIC         0x80
  91 #define CS4231_MIXS_ALL         0xc0
  92
  93 /* definitions for clock and data format register - CS4231_PLAYBK_FORMAT */
  94
  95 #define CS4231_LINEAR_8         0x00    /* 8-bit unsigned data */
  96 #define CS4231_ALAW_8           0x60    /* 8-bit A-law companded */
  97 #define CS4231_ULAW_8           0x20    /* 8-bit U-law companded */
  98 #define CS4231_LINEAR_16        0x40    /* 16-bit twos complement data - little endian */
  99 #define CS4231_LINEAR_16_BIG    0xc0    /* 16-bit twos complement data - big endian */
 100 #define CS4231_ADPCM_16         0xa0    /* 16-bit ADPCM */
 101 #define CS4231_STEREO           0x10    /* stereo mode */
 102 /* bits 3-1 define frequency divisor */
 103 #define CS4231_XTAL1            0x00    /* 24.576 crystal */
 104 #define CS4231_XTAL2            0x01    /* 16.9344 crystal */
 105
 106 /* definitions for interface control register - CS4231_IFACE_CTRL */
 107
 108 #define CS4231_RECORD_PIO       0x80    /* record PIO enable */
 109 #define CS4231_PLAYBACK_PIO     0x40    /* playback PIO enable */
 110 #define CS4231_CALIB_MODE       0x18    /* calibration mode bits */
 111 #define CS4231_AUTOCALIB        0x08    /* auto calibrate */
 112 #define CS4231_SINGLE_DMA       0x04    /* use single DMA channel */
 113 #define CS4231_RECORD_ENABLE    0x02    /* record enable */
 114 #define CS4231_PLAYBACK_ENABLE  0x01    /* playback enable */
 115
 116 /* definitions for pin control register - CS4231_PIN_CTRL */
 117
 118 #define CS4231_IRQ_ENABLE       0x02    /* enable IRQ */
 119 #define CS4231_XCTL1            0x40    /* external control #1 */
 120 #define CS4231_XCTL0            0x80    /* external control #0 */
 121
 122 /* definitions for test and init register - CS4231_TEST_INIT */
 123
 124 #define CS4231_CALIB_IN_PROGRESS 0x20   /* auto calibrate in progress */
 125 #define CS4231_DMA_REQUEST      0x10    /* DMA request in progress */
 126
 127 /* definitions for misc control register - CS4231_MISC_INFO */
 128
 129 #define CS4231_MODE2            0x40    /* MODE 2 */
 130 #define CS4231_IW_MODE3         0x6c    /* MODE 3 - InterWave enhanced mode */
 131 #define CS4231_4236_MODE3       0xe0    /* MODE 3 - CS4236+ enhanced mode */
 132
 133 /* definitions for alternate feature 1 register - CS4231_ALT_FEATURE_1 */
 134
 135 #define CS4231_DACZ             0x01    /* zero DAC when underrun */
 136 #define CS4231_TIMER_ENABLE     0x40    /* codec timer enable */
 137 #define CS4231_OLB              0x80    /* output level bit */
 138
 139 /* definitions for Extended Registers - CS4236+ */
 140
 141 #define CS4236_REG(i23val)      (((i23val << 2) & 0x10) | ((i23val >> 4) & 0x0f))
 142 #define CS4236_I23VAL(reg)      ((((reg)&0xf) << 4) | (((reg)&0x10) >> 2) | 0x8)
 143
 144 #define CS4236_LEFT_LINE        0x08    /* left LINE alternate volume */
 145 #define CS4236_RIGHT_LINE       0x18    /* right LINE alternate volume */
 146 #define CS4236_LEFT_MIC         0x28    /* left MIC volume */
 147 #define CS4236_RIGHT_MIC        0x38    /* right MIC volume */
 148 #define CS4236_LEFT_MIX_CTRL    0x48    /* synthesis and left input mixer control */
 149 #define CS4236_RIGHT_MIX_CTRL   0x58    /* right input mixer control */
 150 #define CS4236_LEFT_FM          0x68    /* left FM volume */
 151 #define CS4236_RIGHT_FM         0x78    /* right FM volume */
 152 #define CS4236_LEFT_DSP         0x88    /* left DSP serial port volume */
 153 #define CS4236_RIGHT_DSP        0x98    /* right DSP serial port volume */
 154 #define CS4236_RIGHT_LOOPBACK   0xa8    /* right loopback monitor volume */
 155 #define CS4236_DAC_MUTE         0xb8    /* DAC mute and IFSE enable */
 156 #define CS4236_ADC_RATE         0xc8    /* indenpendent ADC sample frequency */
 157 #define CS4236_DAC_RATE         0xd8    /* indenpendent DAC sample frequency */
 158 #define CS4236_LEFT_MASTER      0xe8    /* left master digital audio volume */
 159 #define CS4236_RIGHT_MASTER     0xf8    /* right master digital audio volume */
 160 #define CS4236_LEFT_WAVE        0x0c    /* left wavetable serial port volume */
 161 #define CS4236_RIGHT_WAVE       0x1c    /* right wavetable serial port volume */
 162 #define CS4236_VERSION          0x9c    /* chip version and ID */
 163
 164 /* definitions for extended registers - OPTI93X */
 165 #define OPTi931_AUX_LEFT_INPUT  0x10
 166 #define OPTi931_AUX_RIGHT_INPUT 0x11
 167 #define OPTi93X_MIC_LEFT_INPUT  0x14
 168 #define OPTi93X_MIC_RIGHT_INPUT 0x15
 169 #define OPTi93X_OUT_LEFT        0x16
 170 #define OPTi93X_OUT_RIGHT       0x17
 171
 172 #endif /* __SOUND_CS4231_REGS_H */