1 /* $Id: amd7930.h,v 1.1.1.1 2005/04/11 02:50:34 jack Exp $
2 * drivers/sbus/audio/amd7930.h
4 * Copyright (C) 1996 Thomas K. Dyas (tdyas@noc.rutgers.edu)
6 * Definitions for the AMD79C30 Digital Subscriber Controller which is
7 * used as an audio chip in sun4c architecture machines. The
8 * information in this file is based on Advanced Micro Devices
9 * Publication 09893, Rev G, Amendment /0, Final (a.k.a. the data
16 #include <linux/types.h>
17 #include <linux/version.h>
19 /* Register interface presented to the CPU by the amd7930. */
20 #define CR 0x00UL /* Command Register (W) */
21 #define IR CR /* Interrupt Register (R) */
22 #define DR 0x01UL /* Data Register (R/W) */
23 #define DSR1 0x02UL /* D-channel Status Register 1 (R) */
24 #define DER 0x03UL /* D-channel Error Register (R) */
25 #define DCTB 0x04UL /* D-channel Transmit Buffer (W) */
26 #define DCRB DCTB /* D-channel Receive Buffer (R) */
27 #define BBTB 0x05UL /* Bb-channel Transmit Buffer (W) */
28 #define BBRB BBTB /* Bb-channel Receive Buffer (R) */
29 #define BCTB 0x06UL /* Bc-channel Transmit Buffer (W) */
30 #define BCRB BCTB /* Bc-channel Receive Buffer (R) */
31 #define DSR2 0x07UL /* D-channel Status Register 2 (R) */
33 /* Indirect registers in the Main Audio Processor. */
48 /* After an amd7930 interrupt, reading the Interrupt Register (ir)
49 * clears the interrupt and returns a bitmask indicated which
50 * interrupt source(s) require service
53 #define AMR_IR_DTTHRSH 0x01 /* D-channel xmit threshold */
54 #define AMR_IR_DRTHRSH 0x02 /* D-channel recv threshold */
55 #define AMR_IR_DSRI 0x04 /* D-channel packet status */
56 #define AMR_IR_DERI 0x08 /* D-channel error */
57 #define AMR_IR_BBUF 0x10 /* B-channel data xfer */
58 #define AMR_IR_LSRI 0x20 /* LIU status */
59 #define AMR_IR_DSR2I 0x40 /* D-channel buffer status */
60 #define AMR_IR_MLTFRMI 0x80 /* multiframe or PP */
62 /* The amd7930 has "indirect registers" which are accessed by writing
63 * the register number into the Command Register and then reading or
64 * writing values from the Data Register as appropriate. We define the
65 * AMR_* macros to be the indirect register numbers and AM_* macros to
66 * be bits in whatever register is referred to.
71 #define AM_INIT_ACTIVE 0x01
72 #define AM_INIT_DATAONLY 0x02
73 #define AM_INIT_POWERDOWN 0x03
74 #define AM_INIT_DISABLE_INTS 0x04
75 #define AMR_INIT2 0x20
76 #define AM_INIT2_ENABLE_POWERDOWN 0x20
77 #define AM_INIT2_ENABLE_MULTIFRAME 0x10
79 /* Line Interface Unit */
80 #define AMR_LIU_LSR 0xA1
81 #define AM_LIU_LSR_STATE 0x07
82 #define AM_LIU_LSR_F3 0x08
83 #define AM_LIU_LSR_F7 0x10
84 #define AM_LIU_LSR_F8 0x20
85 #define AM_LIU_LSR_HSW 0x40
86 #define AM_LIU_LSR_HSW_CHG 0x80
87 #define AMR_LIU_LPR 0xA2
88 #define AMR_LIU_LMR1 0xA3
89 #define AM_LIU_LMR1_B1_ENABL 0x01
90 #define AM_LIU_LMR1_B2_ENABL 0x02
91 #define AM_LIU_LMR1_F_DISABL 0x04
92 #define AM_LIU_LMR1_FA_DISABL 0x08
93 #define AM_LIU_LMR1_REQ_ACTIV 0x10
94 #define AM_LIU_LMR1_F8_F3 0x20
95 #define AM_LIU_LMR1_LIU_ENABL 0x40
96 #define AMR_LIU_LMR2 0xA4
97 #define AM_LIU_LMR2_DECHO 0x01
98 #define AM_LIU_LMR2_DLOOP 0x02
99 #define AM_LIU_LMR2_DBACKOFF 0x04
100 #define AM_LIU_LMR2_EN_F3_INT 0x08
101 #define AM_LIU_LMR2_EN_F8_INT 0x10
102 #define AM_LIU_LMR2_EN_HSW_INT 0x20
103 #define AM_LIU_LMR2_EN_F7_INT 0x40
104 #define AMR_LIU_2_4 0xA5
105 #define AMR_LIU_MF 0xA6
106 #define AMR_LIU_MFSB 0xA7
107 #define AMR_LIU_MFQB 0xA8
110 #define AMR_MUX_MCR1 0x41
111 #define AMR_MUX_MCR2 0x42
112 #define AMR_MUX_MCR3 0x43
113 #define AM_MUX_CHANNEL_B1 0x01
114 #define AM_MUX_CHANNEL_B2 0x02
115 #define AM_MUX_CHANNEL_Ba 0x03
116 #define AM_MUX_CHANNEL_Bb 0x04
117 #define AM_MUX_CHANNEL_Bc 0x05
118 #define AM_MUX_CHANNEL_Bd 0x06
119 #define AM_MUX_CHANNEL_Be 0x07
120 #define AM_MUX_CHANNEL_Bf 0x08
121 #define AMR_MUX_MCR4 0x44
122 #define AM_MUX_MCR4_ENABLE_INTS 0x08
123 #define AM_MUX_MCR4_REVERSE_Bb 0x10
124 #define AM_MUX_MCR4_REVERSE_Bc 0x20
125 #define AMR_MUX_1_4 0x45
127 /* Main Audio Processor */
128 #define AMR_MAP_X 0x61
129 #define AMR_MAP_R 0x62
130 #define AMR_MAP_GX 0x63
131 #define AMR_MAP_GR 0x64
132 #define AMR_MAP_GER 0x65
133 #define AMR_MAP_STGR 0x66
134 #define AMR_MAP_FTGR_1_2 0x67
135 #define AMR_MAP_ATGR_1_2 0x68
136 #define AMR_MAP_MMR1 0x69
137 #define AM_MAP_MMR1_ALAW 0x01
138 #define AM_MAP_MMR1_GX 0x02
139 #define AM_MAP_MMR1_GR 0x04
140 #define AM_MAP_MMR1_GER 0x08
141 #define AM_MAP_MMR1_X 0x10
142 #define AM_MAP_MMR1_R 0x20
143 #define AM_MAP_MMR1_STG 0x40
144 #define AM_MAP_MMR1_LOOPBACK 0x80
145 #define AMR_MAP_MMR2 0x6A
146 #define AM_MAP_MMR2_AINB 0x01
147 #define AM_MAP_MMR2_LS 0x02
148 #define AM_MAP_MMR2_ENABLE_DTMF 0x04
149 #define AM_MAP_MMR2_ENABLE_TONEGEN 0x08
150 #define AM_MAP_MMR2_ENABLE_TONERING 0x10
151 #define AM_MAP_MMR2_DISABLE_HIGHPASS 0x20
152 #define AM_MAP_MMR2_DISABLE_AUTOZERO 0x40
153 #define AMR_MAP_1_10 0x6B
154 #define AMR_MAP_MMR3 0x6C
155 #define AMR_MAP_STRA 0x6D
156 #define AMR_MAP_STRF 0x6E
157 #define AMR_MAP_PEAKX 0x70
158 #define AMR_MAP_PEAKR 0x71
159 #define AMR_MAP_15_16 0x72
161 /* Data Link Controller */
162 #define AMR_DLC_FRAR_1_2_3 0x81
163 #define AMR_DLC_SRAR_1_2_3 0x82
164 #define AMR_DLC_TAR 0x83
165 #define AMR_DLC_DRLR 0x84
166 #define AMR_DLC_DTCR 0x85
167 #define AMR_DLC_DMR1 0x86
168 #define AMR_DLC_DMR1_DTTHRSH_INT 0x01
169 #define AMR_DLC_DMR1_DRTHRSH_INT 0x02
170 #define AMR_DLC_DMR1_TAR_ENABL 0x04
171 #define AMR_DLC_DMR1_EORP_INT 0x08
172 #define AMR_DLC_DMR1_EN_ADDR1 0x10
173 #define AMR_DLC_DMR1_EN_ADDR2 0x20
174 #define AMR_DLC_DMR1_EN_ADDR3 0x40
175 #define AMR_DLC_DMR1_EN_ADDR4 0x80
176 #define AMR_DLC_DMR1_EN_ADDRS 0xf0
177 #define AMR_DLC_DMR2 0x87
178 #define AMR_DLC_DMR2_RABRT_INT 0x01
179 #define AMR_DLC_DMR2_RESID_INT 0x02
180 #define AMR_DLC_DMR2_COLL_INT 0x04
181 #define AMR_DLC_DMR2_FCS_INT 0x08
182 #define AMR_DLC_DMR2_OVFL_INT 0x10
183 #define AMR_DLC_DMR2_UNFL_INT 0x20
184 #define AMR_DLC_DMR2_OVRN_INT 0x40
185 #define AMR_DLC_DMR2_UNRN_INT 0x80
186 #define AMR_DLC_1_7 0x88
187 #define AMR_DLC_DRCR 0x89
188 #define AMR_DLC_RNGR1 0x8A
189 #define AMR_DLC_RNGR2 0x8B
190 #define AMR_DLC_FRAR4 0x8C
191 #define AMR_DLC_SRAR4 0x8D
192 #define AMR_DLC_DMR3 0x8E
193 #define AMR_DLC_DMR3_VA_INT 0x01
194 #define AMR_DLC_DMR3_EOTP_INT 0x02
195 #define AMR_DLC_DMR3_LBRP_INT 0x04
196 #define AMR_DLC_DMR3_RBA_INT 0x08
197 #define AMR_DLC_DMR3_LBT_INT 0x10
198 #define AMR_DLC_DMR3_TBE_INT 0x20
199 #define AMR_DLC_DMR3_RPLOST_INT 0x40
200 #define AMR_DLC_DMR3_KEEP_FCS 0x80
201 #define AMR_DLC_DMR4 0x8F
202 #define AMR_DLC_DMR4_RCV_1 0x00
203 #define AMR_DLC_DMR4_RCV_2 0x01
204 #define AMR_DLC_DMR4_RCV_4 0x02
205 #define AMR_DLC_DMR4_RCV_8 0x03
206 #define AMR_DLC_DMR4_RCV_16 0x01
207 #define AMR_DLC_DMR4_RCV_24 0x02
208 #define AMR_DLC_DMR4_RCV_30 0x03
209 #define AMR_DLC_DMR4_XMT_1 0x00
210 #define AMR_DLC_DMR4_XMT_2 0x04
211 #define AMR_DLC_DMR4_XMT_4 0x08
212 #define AMR_DLC_DMR4_XMT_8 0x0c
213 #define AMR_DLC_DMR4_XMT_10 0x08
214 #define AMR_DLC_DMR4_XMT_14 0x0c
215 #define AMR_DLC_DMR4_IDLE_MARK 0x00
216 #define AMR_DLC_DMR4_IDLE_FLAG 0x10
217 #define AMR_DLC_DMR4_ADDR_BOTH 0x00
218 #define AMR_DLC_DMR4_ADDR_1ST 0x20
219 #define AMR_DLC_DMR4_ADDR_2ND 0xa0
220 #define AMR_DLC_DMR4_CR_ENABLE 0x40
221 #define AMR_DLC_12_15 0x90
222 #define AMR_DLC_ASR 0x91
223 #define AMR_DLC_EFCR 0x92
224 #define AMR_DLC_EFCR_EXTEND_FIFO 0x01
225 #define AMR_DLC_EFCR_SEC_PKT_INT 0x02
227 #define AMR_DSR1_VADDR 0x01
228 #define AMR_DSR1_EORP 0x02
229 #define AMR_DSR1_PKT_IP 0x04
230 #define AMR_DSR1_DECHO_ON 0x08
231 #define AMR_DSR1_DLOOP_ON 0x10
232 #define AMR_DSR1_DBACK_OFF 0x20
233 #define AMR_DSR1_EOTP 0x40
234 #define AMR_DSR1_CXMT_ABRT 0x80
236 #define AMR_DSR2_LBRP 0x01
237 #define AMR_DSR2_RBA 0x02
238 #define AMR_DSR2_RPLOST 0x04
239 #define AMR_DSR2_LAST_BYTE 0x08
240 #define AMR_DSR2_TBE 0x10
241 #define AMR_DSR2_MARK_IDLE 0x20
242 #define AMR_DSR2_FLAG_IDLE 0x40
243 #define AMR_DSR2_SECOND_PKT 0x80
245 #define AMR_DER_RABRT 0x01
246 #define AMR_DER_RFRAME 0x02
247 #define AMR_DER_COLLISION 0x04
248 #define AMR_DER_FCS 0x08
249 #define AMR_DER_OVFL 0x10
250 #define AMR_DER_UNFL 0x20
251 #define AMR_DER_OVRN 0x40
252 #define AMR_DER_UNRN 0x80
254 /* Peripheral Port */
255 #define AMR_PP_PPCR1 0xC0
256 #define AMR_PP_PPSR 0xC1
257 #define AMR_PP_PPIER 0xC2
258 #define AMR_PP_MTDR 0xC3
259 #define AMR_PP_MRDR 0xC3
260 #define AMR_PP_CITDR0 0xC4
261 #define AMR_PP_CIRDR0 0xC4
262 #define AMR_PP_CITDR1 0xC5
263 #define AMR_PP_CIRDR1 0xC5
264 #define AMR_PP_PPCR2 0xC8
265 #define AMR_PP_PPCR3 0xC9
267 /* Give this chip a "default" sample rate */
268 #define AMD7930_RATE (8000)
270 #endif /* _AMD7930_H_ */