summaryrefslogtreecommitdiffstats
path: root/include/sound/cs4231-regs.h
blob: 80872e88453fed70eeac4fffcb8fa527322c289c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
#ifndef __SOUND_CS4231_REGS_H
#define __SOUND_CS4231_REGS_H

/*
 *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
 *  Definitions for CS4231 & InterWave chips & compatible chips registers
 *
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 */

/* IO ports */

#define CS4231P(x)		(c_d_c_CS4231##x)

#define c_d_c_CS4231REGSEL	0
#define c_d_c_CS4231REG		1
#define c_d_c_CS4231STATUS	2
#define c_d_c_CS4231PIO		3

/* codec registers */

#define CS4231_LEFT_INPUT	0x00	/* left input control */
#define CS4231_RIGHT_INPUT	0x01	/* right input control */
#define CS4231_AUX1_LEFT_INPUT	0x02	/* left AUX1 input control */
#define CS4231_AUX1_RIGHT_INPUT	0x03	/* right AUX1 input control */
#define CS4231_AUX2_LEFT_INPUT	0x04	/* left AUX2 input control */
#define CS4231_AUX2_RIGHT_INPUT	0x05	/* right AUX2 input control */
#define CS4231_LEFT_OUTPUT	0x06	/* left output control register */
#define CS4231_RIGHT_OUTPUT	0x07	/* right output control register */
#define CS4231_PLAYBK_FORMAT	0x08	/* clock and data format - playback - bits 7-0 MCE */
#define CS4231_IFACE_CTRL	0x09	/* interface control - bits 7-2 MCE */
#define CS4231_PIN_CTRL		0x0a	/* pin control */
#define CS4231_TEST_INIT	0x0b	/* test and initialization */
#define CS4231_MISC_INFO	0x0c	/* miscellaneaous information */
#define CS4231_LOOPBACK		0x0d	/* loopback control */
#define CS4231_PLY_UPR_CNT	0x0e	/* playback upper base count */
#define CS4231_PLY_LWR_CNT	0x0f	/* playback lower base count */
#define CS4231_ALT_FEATURE_1	0x10	/* alternate #1 feature enable */
#define AD1845_AF1_MIC_LEFT	0x10	/* alternate #1 feature + MIC left */
#define CS4231_ALT_FEATURE_2	0x11	/* alternate #2 feature enable */
#define AD1845_AF2_MIC_RIGHT	0x11	/* alternate #2 feature + MIC right */
#define CS4231_LEFT_LINE_IN	0x12	/* left line input control */
#define CS4231_RIGHT_LINE_IN	0x13	/* right line input control */
#define CS4231_TIMER_LOW	0x14	/* timer low byte */
#define CS4231_TIMER_HIGH	0x15	/* timer high byte */
#define CS4231_LEFT_MIC_INPUT	0x16	/* left MIC input control register (InterWave only) */
#define AD1845_UPR_FREQ_SEL	0x16	/* upper byte of frequency select */
#define CS4231_RIGHT_MIC_INPUT	0x17	/* right MIC input control register (InterWave only) */
#define AD1845_LWR_FREQ_SEL	0x17	/* lower byte of frequency select */
#define CS4236_EXT_REG		0x17	/* extended register access */
#define CS4231_IRQ_STATUS	0x18	/* irq status register */
#define CS4231_LINE_LEFT_OUTPUT	0x19	/* left line output control register (InterWave only) */
#define CS4231_VERSION		0x19	/* CS4231(A) - version values */
#define CS4231_MONO_CTRL	0x1a	/* mono input/output control */
#define CS4231_LINE_RIGHT_OUTPUT 0x1b	/* right line output control register (InterWave only) */
#define AD1845_PWR_DOWN		0x1b	/* power down control */
#define CS4235_LEFT_MASTER	0x1b	/* left master output control */
#define CS4231_REC_FORMAT	0x1c	/* clock and data format - record - bits 7-0 MCE */
#define CS4231_PLY_VAR_FREQ	0x1d	/* playback variable frequency */
#define AD1845_CLOCK		0x1d	/* crystal clock select and total power down */
#define CS4235_RIGHT_MASTER	0x1d	/* right master output control */
#define CS4231_REC_UPR_CNT	0x1e	/* record upper count */
#define CS4231_REC_LWR_CNT	0x1f	/* record lower count */

/* definitions for codec register select port - CODECP( REGSEL ) */

#define CS4231_INIT		0x80	/* CODEC is initializing */
#define CS4231_MCE		0x40	/* mode change enable */
#define CS4231_TRD		0x20	/* transfer request disable */

/* definitions for codec status register - CODECP( STATUS ) */

#define CS4231_GLOBALIRQ	0x01	/* IRQ is active */

/* definitions for codec irq status */

#define CS4231_PLAYBACK_IRQ	0x10
#define CS4231_RECORD_IRQ	0x20
#define CS4231_TIMER_IRQ	0x40
#define CS4231_ALL_IRQS		0x70
#define CS4231_REC_UNDERRUN	0x08
#define CS4231_REC_OVERRUN	0x04
#define CS4231_PLY_OVERRUN	0x02
#define CS4231_PLY_UNDERRUN	0x01

/* definitions for CS4231_LEFT_INPUT and CS4231_RIGHT_INPUT registers */

#define CS4231_ENABLE_MIC_GAIN	0x20

#define CS4231_MIXS_LINE	0x00
#define CS4231_MIXS_AUX1	0x40
#define CS4231_MIXS_MIC		0x80
#define CS4231_MIXS_ALL		0xc0

/* definitions for clock and data format register - CS4231_PLAYBK_FORMAT */

#define CS4231_LINEAR_8		0x00	/* 8-bit unsigned data */
#define CS4231_ALAW_8		0x60	/* 8-bit A-law companded */
#define CS4231_ULAW_8		0x20	/* 8-bit U-law companded */
#define CS4231_LINEAR_16	0x40	/* 16-bit twos complement data - little endian */
#define CS4231_LINEAR_16_BIG	0xc0	/* 16-bit twos complement data - big endian */
#define CS4231_ADPCM_16		0xa0	/* 16-bit ADPCM */
#define CS4231_STEREO		0x10	/* stereo mode */
/* bits 3-1 define frequency divisor */
#define CS4231_XTAL1		0x00	/* 24.576 crystal */
#define CS4231_XTAL2		0x01	/* 16.9344 crystal */

/* definitions for interface control register - CS4231_IFACE_CTRL */

#define CS4231_RECORD_PIO	0x80	/* record PIO enable */
#define CS4231_PLAYBACK_PIO	0x40	/* playback PIO enable */
#define CS4231_CALIB_MODE	0x18	/* calibration mode bits */
#define CS4231_AUTOCALIB	0x08	/* auto calibrate */
#define CS4231_SINGLE_DMA	0x04	/* use single DMA channel */
#define CS4231_RECORD_ENABLE	0x02	/* record enable */
#define CS4231_PLAYBACK_ENABLE	0x01	/* playback enable */

/* definitions for pin control register - CS4231_PIN_CTRL */

#define CS4231_IRQ_ENABLE	0x02	/* enable IRQ */
#define CS4231_XCTL1		0x40	/* external control #1 */
#define CS4231_XCTL0		0x80	/* external control #0 */

/* definitions for test and init register - CS4231_TEST_INIT */

#define CS4231_CALIB_IN_PROGRESS 0x20	/* auto calibrate in progress */
#define CS4231_DMA_REQUEST	0x10	/* DMA request in progress */

/* definitions for misc control register - CS4231_MISC_INFO */

#define CS4231_MODE2		0x40	/* MODE 2 */
#define CS4231_IW_MODE3		0x6c	/* MODE 3 - InterWave enhanced mode */
#define CS4231_4236_MODE3	0xe0	/* MODE 3 - CS4236+ enhanced mode */

/* definitions for alternate feature 1 register - CS4231_ALT_FEATURE_1 */

#define	CS4231_DACZ		0x01	/* zero DAC when underrun */
#define CS4231_TIMER_ENABLE	0x40	/* codec timer enable */
#define CS4231_OLB		0x80	/* output level bit */

/* definitions for Extended Registers - CS4236+ */

#define CS4236_REG(i23val)	(((i23val << 2) & 0x10) | ((i23val >> 4) & 0x0f))
#define CS4236_I23VAL(reg)	((((reg)&0xf) << 4) | (((reg)&0x10) >> 2) | 0x8)

#define CS4236_LEFT_LINE	0x08	/* left LINE alternate volume */
#define CS4236_RIGHT_LINE	0x18	/* right LINE alternate volume */
#define CS4236_LEFT_MIC		0x28	/* left MIC volume */
#define CS4236_RIGHT_MIC	0x38	/* right MIC volume */
#define CS4236_LEFT_MIX_CTRL	0x48	/* synthesis and left input mixer control */
#define CS4236_RIGHT_MIX_CTRL	0x58	/* right input mixer control */
#define CS4236_LEFT_FM		0x68	/* left FM volume */
#define CS4236_RIGHT_FM		0x78	/* right FM volume */
#define CS4236_LEFT_DSP		0x88	/* left DSP serial port volume */
#define CS4236_RIGHT_DSP	0x98	/* right DSP serial port volume */
#define CS4236_RIGHT_LOOPBACK	0xa8	/* right loopback monitor volume */
#define CS4236_DAC_MUTE		0xb8	/* DAC mute and IFSE enable */
#define CS4236_ADC_RATE		0xc8	/* indenpendent ADC sample frequency */
#define CS4236_DAC_RATE		0xd8	/* indenpendent DAC sample frequency */
#define CS4236_LEFT_MASTER	0xe8	/* left master digital audio volume */
#define CS4236_RIGHT_MASTER	0xf8	/* right master digital audio volume */
#define CS4236_LEFT_WAVE	0x0c	/* left wavetable serial port volume */
#define CS4236_RIGHT_WAVE	0x1c	/* right wavetable serial port volume */
#define CS4236_VERSION		0x9c	/* chip version and ID */

#endif /* __SOUND_CS4231_REGS_H */
OpenPOWER on IntegriCloud