sys/dev/ic/cs4215reg.h

   1 /*      $NetBSD: cs4215reg.h,v 1.3 2007/03/14 05:35:22 macallan Exp $   */
   2
   3 /*
   4  * Copyright (c) 2001 Jared D. McNeill <jmcneill@NetBSD.org>
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  *
  28  */
  29
  30 /* time slot 1: status register */
  31 #define CS4215_CLB      (1<<2)  /* control latch bit */
  32 #define CS4215_MLB      (1<<4)  /* 1: mic: 20 dB gain disabled */
  33 #define CS4215_RSRVD_1  (1<<5)
  34
  35 /* time slot 2: data format register */
  36 #define CS4215_DFR_LINEAR16     0
  37 #define CS4215_DFR_ULAW         1
  38 #define CS4215_DFR_ALAW         2
  39 #define CS4215_DFR_LINEAR8      3
  40 #define CS4215_DFR_STEREO       (1<<2)
  41 const struct {
  42         unsigned short  freq;
  43         unsigned char   xtal;
  44         unsigned char   csval;
  45 } CS4215_FREQ[] = {
  46         { 8000,         (1<<4), (0<<3) },
  47         { 16000,        (1<<4), (1<<3) },
  48         { 27429,        (1<<4), (2<<3) },       /* actually 24428.57 */
  49         { 32000,        (1<<4), (3<<3) },
  50                 /* NA           (4<<3) */
  51                 /* NA           (5<<3) */
  52         { 48000,        (1<<4), (6<<3) },
  53         { 9600,         (1<<4), (7<<3) },
  54         { 5513,         (2<<4), (0<<3) },       /* actually 5512.5 */
  55         { 11025,        (2<<4), (1<<3) },
  56         { 18900,        (2<<4), (2<<3) },
  57         { 22050,        (2<<4), (3<<3) },
  58         { 37800,        (2<<4), (4<<3) },
  59         { 44100,        (2<<4), (5<<3) },
  60         { 33075,        (2<<4), (6<<3) },
  61         { 6615,         (2<<4), (7<<3) },
  62         { 0,            0,      0 }
  63 };
  64
  65 /* time slot 3: serial port control register */
  66 #define CS4215_XCLK     (1<<1)          /* 0: enable serial output */
  67 #define CS4215_BSEL_128 (1<<2)          /* bitrate: 128 bits per frame */
  68
  69 /* time slot 5: output setting */
  70 #define CS4215_LO(v)    (v)     /* left output attenuation 0x3f: -94.5 dB */
  71 #define CS4215_LE       (1<<6)  /* line out enable */
  72 #define CS4215_HE       (1<<7)  /* headphone enable */
  73
  74 /* time slot 6: output setting */
  75 #define CS4215_RO(v)    (v)     /* right output attenuation 0x3f: -94.5 dB */
  76 #define CS4215_SE       (1<<6)  /* speaker enable */
  77 #define CS4215_ADI      (1<<7)  /* a/d data invalid: busy in calibration */
  78
  79 /* time slot 7: input setting */
  80 #define CS4215_LG(v)    (v)     /* left gain setting 0xf: 22.5 dB */
  81 #define CS4215_IS       (1<<4)  /* input select: 1 = mic, 0 = line */
  82 #define CS4215_PIO0     (1<<6)  /* parallel I/O 0 */
  83 #define CS4215_PIO1     (1<<7)  /* parallel I/O 1 */
  84
  85 /* time slot 8: input setting */
  86 #define CS4215_RG(v)    (v)     /* right gain setting 0xf: 22.5 dB */
  87 #define CS4215_MA(v)    ((v)<<4)        /* monitor path attenuation 0xf: mute */
  88