xref: /freebsd/sys/dev/sound/macio/davbusreg.h (revision 7ef62cebc2f965b0f640263e179276928885e33d)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright 2008 by Marco Trillo. All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
20  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
22  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * $FreeBSD$
28  */
29 
30 /*
31  *	Apple DAVbus audio controller.
32  */
33 
34 #ifndef _SOUND_DAVBUS_H
35 #define _SOUND_DAVBUS_H
36 
37 /* DAVbus controller registers. */
38 #define DAVBUS_SOUND_CTRL	0x00
39 #define DAVBUS_CODEC_CTRL	0x10
40 #define DAVBUS_CODEC_STATUS	0x20
41 #define DAVBUS_CLIP_COUNT	0x30
42 #define DAVBUS_BYTE_SWAP	0x40
43 
44 /*
45  * The DAVbus uses a serial bus time multiplexed in four subframes,
46  * but the controller itself uses subframe 0 to communicate with the codec.
47  * In some machines, the other subframes may be used by external devices
48  * thorugh the DAV interface.
49  */
50 /* DAVBUS_SOUND_CTRL bit definitions. */
51 #define DAVBUS_INPUT_SUBFRAME0	0x00000001
52 #define DAVBUS_INPUT_SUBFRAME1	0x00000002
53 #define DAVBUS_INPUT_SUBFRAME2	0x00000004
54 #define DAVBUS_INPUT_SUBFRAME3	0x00000008
55 
56 #define DAVBUS_OUTPUT_SUBFRAME0	0x00000010
57 #define DAVBUS_OUTPUT_SUBFRAME1	0x00000020
58 #define DAVBUS_OUTPUT_SUBFRAME2	0x00000040
59 #define DAVBUS_OUTPUT_SUBFRAME3	0x00000080
60 
61 #define DAVBUS_RATE_44100	0x00000000
62 #define DAVBUS_RATE_29400	0x00000100
63 #define DAVBUS_RATE_22050	0x00000200
64 #define DAVBUS_RATE_17640	0x00000300
65 #define DAVBUS_RATE_14700	0x00000400
66 #define DAVBUS_RATE_11025	0x00000500
67 #define DAVBUS_RATE_8820	0x00000600
68 #define DAVBUS_RATE_7350	0x00000700
69 #define DAVBUS_RATE_MASK	0x00000700
70 
71 #define DAVBUS_ERROR		0x00000800
72 #define DAVBUS_PORTCHG		0x00001000
73 #define DAVBUS_INTR_ERROR	0x00002000	/* interrupt on error */
74 #define DAVBUS_INTR_PORTCHG	0x00004000	/* interrupt on port change */
75 
76 #define DAVBUS_STATUS_SUBFRAME	0x00018000	/* mask */
77 
78 /* DAVBUS_CODEC_CTRL bit definitions. */
79 #define DAVBUS_CODEC_BUSY	0x01000000
80 
81 /*
82  * Burgundy Codec Control Bits
83  */
84 
85 /* Burgundy transaction bits. */
86 #define BURGUNDY_CTRL_RESET	0x00100000
87 #define BURGUNDY_CTRL_WRITE	0x00200000
88 
89 /* Mute control for each analog output port. */
90 #define BURGUNDY_MUTE_REG	0x16000
91 #define BURGUNDY_P13M_EN	0x01
92 #define BURGUNDY_P14L_EN	0x02
93 #define BURGUNDY_P14R_EN	0x04
94 #define BURGUNDY_P15L_EN	0x08
95 #define BURGUNDY_P15R_EN	0x10
96 #define BURGUNDY_P16L_EN	0x20
97 #define BURGUNDY_P16R_EN	0x40
98 #define BURGUNDY_P17M_EN	0x80
99 
100 /* Attenuation of each analog output port. */
101 #define BURGUNDY_OL13_REG	0x16100
102 #define BURGUNDY_OL14_REG	0x16200
103 #define BURGUNDY_OL15_REG	0x16300
104 #define BURGUNDY_OL16_REG	0x16400
105 #define BURGUNDY_OL17_REG	0x16500
106 
107 /* Inputs of four digital mixers. */
108 #define BURGUNDY_MIX0_REG	0x42900
109 #define BURGUNDY_MIX1_REG	0x42A00
110 #define BURGUNDY_MIX2_REG	0x42B00
111 #define BURGUNDY_MIX3_REG	0x42C00
112 #define BURGUNDY_MIX_IS0	0x00010001
113 #define BURGUNDY_MIX_IS1	0x00020002
114 #define BURGUNDY_MIX_IS2	0x00040004
115 #define BURGUNDY_MIX_IS3	0x00080008
116 #define BURGUNDY_MIX_IS4	0x00100010
117 #define BURGUNDY_MIX_ISA	0x01000100 /* Digital stream ISA. */
118 #define BURGUNDY_MIX_ISB	0x02000200 /* Digital stream ISB. */
119 #define BURGUNDY_MIX_ISC	0x04000400 /* Digital stream ISC. */
120 #define BURGUNDY_MIX_ISD	0x08000800 /* Digital stream ISD. */
121 #define BURGUNDY_MIX_ISE	0x10001000 /* Digital stream ISE. */
122 #define BURGUNDY_MIX_ISF	0x20002000 /* Digital stream ISF. */
123 #define BURGUNDY_MIX_ISG	0x40004000 /* Digital stream ISG. */
124 #define BURGUNDY_MIX_ISH	0x80008000 /* Digital stream ISH. */
125 
126 /* A digital scalar at the output of each mixer. */
127 #define BURGUNDY_MXS0L_REG	0x12D00
128 #define BURGUNDY_MXS0R_REG	0x12D01
129 #define BURGUNDY_MXS1L_REG	0x12D02
130 #define BURGUNDY_MXS1R_REG	0x12D03
131 #define BURGUNDY_MXS2L_REG	0x12E00
132 #define BURGUNDY_MXS2R_REG	0x12E01
133 #define BURGUNDY_MXS3L_REG	0x12E02
134 #define BURGUNDY_MXS3R_REG	0x12E03
135 #define BURGUNDY_MXS_UNITY	0xDF
136 
137 /* Demultiplexer. Routes the mixer 0-3 (see above) to output sources.
138    Output sources 0-2 can be converted to analog. */
139 #define BURGUNDY_OS_REG		0x42F00
140 #define BURGUNDY_OS0_MIX0	0x00000000
141 #define BURGUNDY_OS0_MIX1	0x00000001
142 #define BURGUNDY_OS0_MIX2	0x00000002
143 #define BURGUNDY_OS0_MIX3	0x00000003
144 #define BURGUNDY_OS1_MIX0       0x00000000
145 #define BURGUNDY_OS1_MIX1       0x00000004
146 #define BURGUNDY_OS1_MIX2       0x00000008
147 #define BURGUNDY_OS1_MIX3       0x0000000C
148 #define BURGUNDY_OS2_MIX0       0x00000000
149 #define BURGUNDY_OS2_MIX1       0x00000010
150 #define BURGUNDY_OS2_MIX2       0x00000020
151 #define BURGUNDY_OS2_MIX3       0x00000030
152 #define BURGUNDY_OS3_MIX0       0x00000000
153 #define BURGUNDY_OS3_MIX1       0x00000040
154 #define BURGUNDY_OS3_MIX2       0x00000080
155 #define BURGUNDY_OS3_MIX3       0x000000C0
156 #define BURGUNDY_OSA_MIX0	0x00000000
157 #define BURGUNDY_OSA_MIX1	0x00010000
158 #define BURGUNDY_OSA_MIX2	0x00020000
159 #define BURGUNDY_OSA_MIX3	0x00030000
160 #define BURGUNDY_OSB_MIX0       0x00000000
161 #define BURGUNDY_OSB_MIX1       0x00040000
162 #define BURGUNDY_OSB_MIX2	0x00080000
163 #define BURGUNDY_OSB_MIX3	0x000C0000
164 #define BURGUNDY_OSC_MIX0       0x00000000
165 #define BURGUNDY_OSC_MIX1       0x00100000
166 #define BURGUNDY_OSC_MIX2	0x00200000
167 #define BURGUNDY_OSC_MIX3	0x00300000
168 #define BURGUNDY_OSD_MIX0       0x00000000
169 #define BURGUNDY_OSD_MIX1       0x00400000
170 #define BURGUNDY_OSD_MIX2	0x00800000
171 #define BURGUNDY_OSD_MIX3	0x00C00000
172 #define BURGUNDY_OSE_MIX0       0x00000000
173 #define BURGUNDY_OSE_MIX1	0x01000000
174 #define BURGUNDY_OSE_MIX2	0x02000000
175 #define BURGUNDY_OSE_MIX3	0x03000000
176 #define BURGUNDY_OSF_MIX0       0x00000000
177 #define BURGUNDY_OSF_MIX1       0x04000000
178 #define BURGUNDY_OSF_MIX2	0x08000000
179 #define BURGUNDY_OSF_MIX3	0x0C000000
180 #define BURGUNDY_OSG_MIX0       0x00000000
181 #define BURGUNDY_OSG_MIX1       0x10000000
182 #define BURGUNDY_OSG_MIX2	0x20000000
183 #define BURGUNDY_OSG_MIX3	0x30000000
184 #define BURGUNDY_OSH_MIX0       0x00000000
185 #define BURGUNDY_OSH_MIX1       0x40000000
186 #define BURGUNDY_OSH_MIX2	0x80000000
187 #define BURGUNDY_OSH_MIX3	0xC0000000
188 
189 /* A digital scalar for output sources 0 to 3. */
190 #define BURGUNDY_OSS0L_REG	0x13000
191 #define BURGUNDY_OSS0R_REG	0x13001
192 #define BURGUNDY_OSS1L_REG	0x13002
193 #define BURGUNDY_OSS1R_REG	0x13003
194 #define BURGUNDY_OSS2L_REG	0x13100
195 #define BURGUNDY_OSS2R_REG	0x13101
196 #define BURGUNDY_OSS3L_REG	0x13102
197 #define BURGUNDY_OSS3R_REG	0x13103
198 #define BURGUNDY_OSS_UNITY	0xDF
199 
200 /* Digital input streams ISA-ISC. A stream may be derived from data coming
201    from the controller in subframes 0 to 3 as well as from internal
202    output sources OSA-OSD. */
203 #define BURGUNDY_SDIN_REG	0x17800
204 #define BURGUNDY_ISA_SF0	0x00
205 #define BURGUNDY_ISA_OSA	0x02
206 #define BURGUNDY_ISB_SF1	0x00
207 #define BURGUNDY_ISB_OSB	0x08
208 #define BURGUNDY_ISC_SF2	0x00
209 #define BURGUNDY_ISC_OSC	0x20
210 #define BURGUNDY_ISD_SF3	0x00
211 #define BURGUNDY_ISD_OSD	0x80
212 
213 /* A digital scaler for input streams 0-4 A-H. */
214 #define BURGUNDY_ISSAL_REG	0x12500
215 #define BURGUNDY_ISSAR_REG	0x12501
216 #define BURGUNDY_ISS_UNITY	0xDF
217 
218 /*
219  * Screamer codec control bits
220  * This codec has the following 12-bit control registers:
221  *	cc0 cc1 cc2 cc4 cc5 cc6 cc7
222  */
223 
224 /* screamer transaction bits. */
225 #define SCREAMER_CODEC_ADDR0	0x00000000
226 #define SCREAMER_CODEC_ADDR1	0x00001000
227 #define SCREAMER_CODEC_ADDR2	0x00002000
228 #define SCREAMER_CODEC_ADDR4	0x00004000
229 #define SCREAMER_CODEC_ADDR5	0x00005000
230 #define SCREAMER_CODEC_ADDR6	0x00006000
231 #define SCREAMER_CODEC_ADDR7	0x00007000
232 #define SCREAMER_CODEC_EMSEL0	0x00000000
233 #define SCREAMER_CODEC_EMSEL1	0x00400000
234 #define SCREAMER_CODEC_EMSEL2	0x00800000
235 #define SCREAMER_CODEC_EMSEL4	0x00c00000
236 
237 /* cc0 */
238 /*
239  * Bits 7-4 specify the left ADC input gain;
240  * bits 3-0 specify the right ADC input gain.
241  *
242  * The gain is a 4-bit value expressed in units of 1.5 dB,
243  * ranging from 0 dB (0) to +22.5 dB (15).
244  */
245 #define SCREAMER_DEFAULT_CD_GAIN	0x000000bb /* +16.5 dB */
246 #define SCREAMER_INPUT_CD		0x00000200
247 #define SCREAMER_INPUT_LINE		0x00000400
248 #define SCREAMER_INPUT_MICROPHONE	0x00000800
249 #define SCREAMER_INPUT_MASK		0x00000e00
250 
251 /* cc1 */
252 #define SCREAMER_LOOP_THROUGH		0x00000040
253 #define SCREAMER_MUTE_SPEAKER		0x00000080
254 #define SCREAMER_MUTE_HEADPHONES	0x00000200
255 #define SCREAMER_PARALLEL_OUTPUT	0x00000c00
256 #define SCREAMER_PROG_OUTPUT0      	0x00000400
257 #define SCREAMER_PROG_OUTPUT1      	0x00000800
258 
259 /* cc2: headphones/external port attenuation */
260 /* cc4: internal speaker attenuation */
261 /*
262  * Bits 9-6 specify left DAC output attenuation.
263  * Bits 3-0 specify right DAC output attenuation.
264  *
265  * The attenuation is a 4-bit value expressed in units of -1.5 dB,
266  * ranging from 0 dB (0) to -22.5 dB (15).
267  */
268 
269 /* screamer codec status bits. */
270 #define SCREAMER_STATUS_MASK 	0x00FFFFFF
271 #define SCREAMER_STATUS_SENSEMASK 	0x0000000F
272 #define  SCREAMER_STATUS_SENSE0 	0x00000008
273 #define  SCREAMER_STATUS_SENSE1 	0x00000004
274 #define  SCREAMER_STATUS_SENSE2 	0x00000002
275 #define  SCREAMER_STATUS_SENSE3 	0x00000001
276 #define SCREAMER_STATUS_PARTMASK	0x00000300
277 #define SCREAMER_STATUS_PARTSHFT	8
278 #define  SCREAMER_PART_CRYSTAL	0x00000100
279 #define  SCREAMER_PART_NATIONAL	0x00000200
280 #define  SCREAMER_PART_TI		0x00000300
281 #define SCREAMER_STATUS_REVMASK	0x0000F000
282 #define SCREAMER_STATUS_REVSHFT	12
283 
284 #endif /* _SOUND_DAVBUS_H */
285