FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/cs4231reg.h
1 /* $OpenBSD: cs4231reg.h,v 1.8 2022/01/09 05:42:38 jsg Exp $ */
2 /* $NetBSD: cs4231reg.h,v 1.4 1996/02/16 08:12:33 mycroft Exp $ */
3
4 /*-
5 * Copyright (c) 1996 The NetBSD Foundation, Inc.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Ken Hornstein and John Kohl.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 /*
34 * Register defs for Crystal Semiconductor CS4231 Audio Codec/mixer
35 * chip, used on Gravis UltraSound MAX cards.
36 *
37 * Block diagram:
38 * +----------------------------------------------------+
39 * | |
40 * | +----------------------------------------------+ |
41 * | |mixed in +-+ | |
42 * | +------------>--| | | |
43 * | mic in | | | |
44 * Mic --+-->| --------- GAIN ->-| | | |
45 * | | AUX 1 in |M| | |
46 * GF1 --)-->| -------------+-->-|U| | |
47 * | | Line in | |X|---- GAIN ----------+ | |
48 * Line --)-->| ---------+---)-->-| | | | |
49 * | | | | | | | | |
50 * | | | | +-+ ADC | |
51 * | | | | | | |
52 * | | | | | | |
53 * | | | +--- L/M --\ | | | AMP-->
54 * | | | \ | | | |
55 * | | | \ | | | |
56 * | | +---- L/M -------O-->--+--------)-------+-|--+-> line
57 * | | mono in /| | | |
58 * +---|-->------------ L/M -----/ | | | |
59 * | AUX 2 in | | | |
60 * CD --------|-->------------ L/M -------+ L/M | |
61 * | | v |
62 * | | | |
63 * | DAC | |
64 * | | | |
65 * +----------------------------------------------------+
66 * | |
67 * | |
68 * v v
69 * Pc BUS (DISK) ???
70 *
71 * Documentation for this chip can be found at:
72 * http://www.cirrus.com/products/overviews/cs4231.html
73 */
74
75 /* CS4231/AD1845 mode2 registers; added to AD1848 registers */
76 #define CS_ALT_FEATURE1 0x10
77 #define CS_ALT_FEATURE2 0x11
78 #define CS_LEFT_LINE_CONTROL 0x12
79 #define CS_RIGHT_LINE_CONTROL 0x13
80 #define LINE_INPUT_ATTEN_BITS 0x1f
81 #define LINE_INPUT_ATTEN_MASK 0xe0
82 #define LINE_INPUT_MUTE 0x80
83 #define LINE_INPUT_MUTE_MASK 0x7f
84 #define CS_TIMER_LOW 0x14
85 #define CS_TIMER_HIGH 0x15
86 #define CS_UPPER_FREQUENCY_SEL 0x16
87 #define CS_LOWER_FREQUENCY_SEL 0x17
88 #define CS_IRQ_STATUS 0x18
89 #define CS_IRQ_PU 0x01 /* Playback Underrun */
90 #define CS_IRQ_PO 0x02 /* Playback Overrun */
91 #define CS_IRQ_CO 0x04 /* Capture Overrun */
92 #define CS_IRQ_CU 0x08 /* Capture Underrun */
93 #define CS_IRQ_PI 0x10 /* Playback Interrupt */
94 #define CS_IRQ_CI 0x20 /* Capture Interrupt */
95 #define CS_IRQ_TI 0x40 /* Timer Interrupt */
96 #define CS_IRQ_RES 0x80 /* reserved */
97 #define CS_VERSION_ID 0x19
98 #define CS_MONO_IO_CONTROL 0x1A
99 #define MONO_INPUT_ATTEN_BITS 0x0f
100 #define MONO_INPUT_ATTEN_MASK 0xf0
101 #define MONO_OUTPUT_MUTE 0x40
102 #define MONO_INPUT_MUTE 0x80
103 #define MONO_INPUT_MUTE_MASK 0x7f
104 #define CS_POWERDOWN_CONTROL 0x1B
105 #define CS_REC_FORMAT 0x1C
106 #define CS_XTAL_SELECT 0x1D
107 #define CS_UPPER_REC_CNT 0x1E
108 #define CS_LOWER_REC_CNT 0x1F
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