1 /* $NetBSD: cs4215reg.h,v 1.5 2017/12/21 21:56:29 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_ONE (1<<5) /* always one */ 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 89