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cs4231reg.h revision 1.12
      1  1.12   martin /* $NetBSD: cs4231reg.h,v 1.12 2008/04/28 20:23:49 martin Exp $ */
      2   1.2      jtc 
      3   1.2      jtc /*-
      4   1.2      jtc  * Copyright (c) 1996 The NetBSD Foundation, Inc.
      5   1.2      jtc  * All rights reserved.
      6   1.1   brezak  *
      7   1.2      jtc  * This code is derived from software contributed to The NetBSD Foundation
      8   1.2      jtc  * by Ken Hornstein and John Kohl.
      9   1.1   brezak  *
     10   1.2      jtc  * Redistribution and use in source and binary forms, with or without
     11   1.2      jtc  * modification, are permitted provided that the following conditions
     12   1.2      jtc  * are met:
     13   1.2      jtc  * 1. Redistributions of source code must retain the above copyright
     14   1.2      jtc  *    notice, this list of conditions and the following disclaimer.
     15   1.2      jtc  * 2. Redistributions in binary form must reproduce the above copyright
     16   1.2      jtc  *    notice, this list of conditions and the following disclaimer in the
     17   1.2      jtc  *    documentation and/or other materials provided with the distribution.
     18   1.1   brezak  *
     19   1.3      jtc  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20   1.3      jtc  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21   1.3      jtc  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22   1.5      jtc  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23   1.5      jtc  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24   1.3      jtc  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25   1.3      jtc  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26   1.3      jtc  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27   1.3      jtc  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28   1.3      jtc  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29   1.3      jtc  * POSSIBILITY OF SUCH DAMAGE.
     30   1.1   brezak  */
     31   1.1   brezak 
     32   1.1   brezak /*
     33   1.1   brezak  * Register defs for Crystal Semiconductor CS4231 Audio Codec/mixer
     34   1.1   brezak  * chip, used on Gravis UltraSound MAX cards.
     35   1.1   brezak  *
     36   1.1   brezak  * Block diagram:
     37   1.1   brezak  *             +----------------------------------------------------+
     38   1.8      dbj  *             |                                                    |
     39   1.1   brezak  *             |   +----------------------------------------------+ |
     40   1.8      dbj  *             |   |mixed in       +-+                            | |
     41   1.8      dbj  *             |   +------------>--| |                            | |
     42   1.8      dbj  *             | mic in            | |                            | |
     43   1.8      dbj  *   Mic --+-->| --------- GAIN ->-| |                            | |
     44   1.8      dbj  *         |   | AUX 1 in          |M|                            | |
     45   1.8      dbj  *   GF1 --)-->| -------------+-->-|U|                            | |
     46   1.8      dbj  *         |   | Line in      |    |X|---- GAIN ----------+       | |
     47   1.8      dbj  *  Line --)-->| ---------+---)-->-| |                    |       | |
     48   1.8      dbj  *         |   |          |   |    | |                    |       | |
     49   1.8      dbj  *         |   |          |   |    +-+                   ADC      | |
     50   1.8      dbj  *         |   |          |   |                           |       | |
     51   1.8      dbj  *         |   |          |   |                           |       | |
     52   1.8      dbj  *         |   |          |   +--- L/M --\                |       | | AMP-->
     53   1.8      dbj  *         |   |          |               \               |       | |  |
     54   1.8      dbj  *         |   |          |                \              |       | |  |
     55   1.8      dbj  *         |   |          +---- L/M -------O-->--+--------)-------+-|--+-> line
     56   1.8      dbj  *         |   |   mono in                /|     |        |         |
     57   1.8      dbj  *         +---|-->------------ L/M -----/ |     |        |         |
     58   1.8      dbj  *             |   AUX 2 in                |     |        |         |
     59   1.8      dbj  *  CD --------|-->------------ L/M -------+    L/M       |         |
     60   1.8      dbj  *             |                                 |        v         |
     61   1.8      dbj  *             |                                 |        |         |
     62   1.8      dbj  *             |                                DAC       |         |
     63   1.8      dbj  *             |                                 |        |         |
     64   1.1   brezak  *             +----------------------------------------------------+
     65   1.8      dbj  *                                               |        |
     66   1.8      dbj  *                                               |        |
     67   1.8      dbj  *                                               v        v
     68   1.8      dbj  *                                                Pc BUS (DISK) ???
     69   1.1   brezak  *
     70   1.1   brezak  */
     71   1.1   brezak 
     72   1.1   brezak /* CS4231/AD1845 mode2 registers; added to AD1848 registers */
     73   1.6       pk #define CS_ALT_FEATURE1		16
     74   1.6       pk #define CS_ALT_FEATURE2		17
     75   1.6       pk #define CS_LEFT_LINE_CONTROL	18
     76   1.6       pk #define CS_RIGHT_LINE_CONTROL	19
     77   1.6       pk #define CS_TIMER_LOW		20
     78   1.6       pk #define CS_TIMER_HIGH		21
     79   1.6       pk #define CS_UPPER_FREQUENCY_SEL	22
     80   1.6       pk #define CS_LOWER_FREQUENCY_SEL	23
     81   1.6       pk #define CS_IRQ_STATUS		24
     82   1.6       pk #define CS_VERSION_ID		25
     83   1.6       pk #define CS_MONO_IO_CONTROL	26
     84   1.6       pk #define CS_POWERDOWN_CONTROL	27
     85  1.11  garbled #define CS_LEFT_OUT		27 /* 4232 */
     86   1.6       pk #define CS_REC_FORMAT		28
     87  1.11  garbled #define CS_RIGHT_OUT		29 /* 4232 */
     88   1.6       pk #define CS_XTAL_SELECT		29
     89   1.6       pk #define CS_UPPER_REC_CNT	30
     90   1.6       pk #define CS_LOWER_REC_CNT	31
     91   1.1   brezak 
     92   1.6       pk /* ALT_FEATURE1 - register I16 */
     93   1.6       pk #define ALT_F1_DACZ		0x01	/* 1: hold sample during underrun */
     94   1.6       pk #define ALT_F1_SPE		0x02	/* 1: Serial port enable */
     95   1.6       pk #define ALT_F1_SFORMAT		0x06	/* Serial port format */
     96   1.6       pk #define ALT_F1_PMCE		0x10	/* Playback mode change enable */
     97   1.6       pk #define ALT_F1_CMCE		0x20	/* Capture mode change enable */
     98   1.6       pk #define ALT_F1_TE		0x40	/* Timer enable */
     99   1.6       pk #define ALT_F1_OLB		0x80	/* Output level bit */
    100   1.6       pk 
    101   1.6       pk /* ALT_FEATURE2 - register I17 */
    102   1.6       pk #define ALT_F2_HPF		0x01	/* High pass filter */
    103   1.6       pk #define ALT_F2_XTALE		0x02	/* Crytal enable */
    104   1.6       pk #define ALT_F2_APAR		0x04	/* ADPCM playback accumulator reset */
    105   1.6       pk #define ALT_F2_RES		0x08	/* reserved */
    106   1.6       pk #define ALT_F2_TEST		0xf0	/* Factory test bits */
    107   1.6       pk 
    108   1.6       pk /* LINE_CONTROL (LEFT & RIGHT) - register I18,I19 */
    109   1.6       pk #define LINE_INPUT_ATTEN_BITS	0x1f
    110   1.6       pk #define LINE_INPUT_ATTEN_MASK	0xe0
    111   1.6       pk #define LINE_INPUT_MUTE		0x80
    112   1.6       pk #define LINE_INPUT_MUTE_MASK	(~LINE_INPUT_MUTE & 0xff)
    113   1.6       pk 
    114   1.6       pk /* ALT_FEATURE3 - register I23 */
    115   1.6       pk #define ALT_F3_ACF		0x01	/* ADPCM capture freeze */
    116   1.6       pk 
    117   1.6       pk /* ALT_FEATURE_STATUS (aka CS_IRQ_STATUS) - register I24 */
    118   1.6       pk #define CS_IRQ_PU		0x01	/* Playback Underrun */
    119   1.6       pk #define CS_IRQ_PO		0x02	/* Playback Overrun */
    120   1.6       pk #define CS_IRQ_CO		0x04	/* Capture Overrun */
    121   1.6       pk #define CS_IRQ_CU		0x08	/* Capture Underrun */
    122   1.6       pk #define CS_IRQ_PI		0x10	/* Playback Interrupt */
    123   1.6       pk #define CS_IRQ_CI		0x20	/* Capture Interrupt */
    124   1.6       pk #define CS_IRQ_TI		0x40	/* Timer Interrupt */
    125   1.6       pk #define CS_IRQ_RES		0x80	/* reserved */
    126   1.7       pk 
    127   1.7       pk #define CS_I24_BITS		"\20\1PU\2PO\3CO\4CU\5PI\6CI\7TI"
    128   1.6       pk 
    129   1.6       pk /* VERSION - register I25 */
    130   1.6       pk #define CS_VERSION_NUMBER	0xe0	/* Version number:
    131   1.6       pk 					 *	0x101 - 4231 rev. A
    132   1.6       pk 					 *	0x100 - 4231 previous revs
    133  1.11  garbled 					 *	0x100 - 4232 (unreleased?)
    134  1.11  garbled 					 *	0x101 - 4232 rev. C
    135   1.6       pk 					 */
    136   1.6       pk #define CS_VERSION_CHIPID	0x07	/* Chip Identification.
    137  1.11  garbled 					 * Currently know values:
    138  1.11  garbled 					 *	0x000 - CS4231
    139  1.11  garbled 					 *	0x010 - CS4232
    140   1.6       pk 					 */
    141   1.6       pk 
    142   1.6       pk /* MONO_IO_CONTROL - register I26 */
    143   1.1   brezak #define MONO_INPUT_ATTEN_BITS	0x0f
    144   1.1   brezak #define MONO_INPUT_ATTEN_MASK	0xf0
    145   1.6       pk #define MONO_BYPASS		0x20
    146   1.6       pk #define MONO_OUTPUT_MUTE	0x40
    147   1.6       pk #define MONO_OUTPUT_MUTE_MASK	(~MONO_OUTPUT_MUTE & 0xff)
    148   1.1   brezak #define MONO_INPUT_MUTE		0x80
    149   1.6       pk #define MONO_INPUT_MUTE_MASK	(~MONO_INPUT_MUTE & 0xff)
    150   1.1   brezak 
    151  1.11  garbled /* CS_LEFT_OUT - register I27 */
    152  1.11  garbled #define LEFT_OUT_ATTEN_BITS	0x0f
    153  1.11  garbled #define LEFT_OUT_ATTEN_MASK	0xf0
    154  1.11  garbled #define LEFT_OUT_MUTE		0x80
    155  1.11  garbled #define LEFT_OUT_MUTE_MASK	(~LEFT_OUT_MUTE & 0xff)
    156  1.11  garbled 
    157   1.6       pk /* CS_REC_FORMAT - register I28 */
    158   1.6       pk #define REC_FMT_reserved	0x0f	/* reserved */
    159   1.6       pk #define REC_FMT_SM		0x10	/* 0: mono, 1: stereo */
    160   1.6       pk #define REC_FMT_CL		0x20	/* 0: linear, 1: companded */
    161   1.6       pk #define REC_FMT_FMT0		0x40	/* See register I8 for valid */
    162   1.6       pk #define REC_FMT_FMT1		0x80	/* combination of the FMT and CL bits */
    163  1.11  garbled 
    164  1.11  garbled /* CS_RIGHT_OUT - register I27 */
    165  1.11  garbled #define RIGHT_OUT_ATTEN_BITS	0x0f
    166  1.11  garbled #define RIGHT_OUT_ATTEN_MASK	0xf0
    167  1.11  garbled #define RIGHT_OUT_MUTE		0x80
    168  1.11  garbled #define RIGHT_OUT_MUTE_MASK	(~RIGHT_OUT_MUTE & 0xff)
    169