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 */ 173
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