1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 *
4 * ipac.h Defines for the Infineon (former Siemens) ISDN
5 * chip series
6 *
7 * Author Karsten Keil <keil@isdn4linux.de>
8 *
9 * Copyright 2009 by Karsten Keil <keil@isdn4linux.de>
10 */
11
12#include "iohelper.h"
13
14struct isac_hw {
15 struct dchannel dch;
16 u32 type;
17 u32 off; /* offset to isac regs */
18 char *name;
19 spinlock_t *hwlock; /* lock HW access */
20 read_reg_func *read_reg;
21 write_reg_func *write_reg;
22 fifo_func *read_fifo;
23 fifo_func *write_fifo;
24 int (*monitor)(void *, u32, u8 *, int);
25 void (*release)(struct isac_hw *);
26 int (*init)(struct isac_hw *);
27 int (*ctrl)(struct isac_hw *, u32, u_long);
28 int (*open)(struct isac_hw *, struct channel_req *);
29 u8 *mon_tx;
30 u8 *mon_rx;
31 int mon_txp;
32 int mon_txc;
33 int mon_rxp;
34 struct arcofi_msg *arcofi_list;
35 struct timer_list arcofitimer;
36 wait_queue_head_t arcofi_wait;
37 u8 arcofi_bc;
38 u8 arcofi_state;
39 u8 mocr;
40 u8 adf2;
41 u8 state;
42};
43
44struct ipac_hw;
45
46struct hscx_hw {
47 struct bchannel bch;
48 struct ipac_hw *ip;
49 u8 fifo_size;
50 u8 off; /* offset to ICA or ICB */
51 u8 slot;
52 char log[64];
53};
54
55struct ipac_hw {
56 struct isac_hw isac;
57 struct hscx_hw hscx[2];
58 char *name;
59 void *hw;
60 spinlock_t *hwlock; /* lock HW access */
61 struct module *owner;
62 u32 type;
63 read_reg_func *read_reg;
64 write_reg_func *write_reg;
65 fifo_func *read_fifo;
66 fifo_func *write_fifo;
67 void (*release)(struct ipac_hw *);
68 int (*init)(struct ipac_hw *);
69 int (*ctrl)(struct ipac_hw *, u32, u_long);
70 u8 conf;
71};
72
73#define IPAC_TYPE_ISAC 0x0010
74#define IPAC_TYPE_IPAC 0x0020
75#define IPAC_TYPE_ISACX 0x0040
76#define IPAC_TYPE_IPACX 0x0080
77#define IPAC_TYPE_HSCX 0x0100
78
79#define ISAC_USE_ARCOFI 0x1000
80
81/* Monitor functions */
82#define MONITOR_RX_0 0x1000
83#define MONITOR_RX_1 0x1001
84#define MONITOR_TX_0 0x2000
85#define MONITOR_TX_1 0x2001
86
87/* All registers original Siemens Spec */
88/* IPAC/ISAC registers */
89#define ISAC_ISTA 0x20
90#define ISAC_MASK 0x20
91#define ISAC_CMDR 0x21
92#define ISAC_STAR 0x21
93#define ISAC_MODE 0x22
94#define ISAC_TIMR 0x23
95#define ISAC_EXIR 0x24
96#define ISAC_RBCL 0x25
97#define ISAC_RSTA 0x27
98#define ISAC_RBCH 0x2A
99#define ISAC_SPCR 0x30
100#define ISAC_CIR0 0x31
101#define ISAC_CIX0 0x31
102#define ISAC_MOR0 0x32
103#define ISAC_MOX0 0x32
104#define ISAC_CIR1 0x33
105#define ISAC_CIX1 0x33
106#define ISAC_MOR1 0x34
107#define ISAC_MOX1 0x34
108#define ISAC_STCR 0x37
109#define ISAC_ADF1 0x38
110#define ISAC_ADF2 0x39
111#define ISAC_MOCR 0x3a
112#define ISAC_MOSR 0x3a
113#define ISAC_SQRR 0x3b
114#define ISAC_SQXR 0x3b
115
116#define ISAC_RBCH_XAC 0x80
117
118#define IPAC_D_TIN2 0x01
119
120/* IPAC/HSCX */
121#define IPAC_ISTAB 0x20 /* RD */
122#define IPAC_MASKB 0x20 /* WR */
123#define IPAC_STARB 0x21 /* RD */
124#define IPAC_CMDRB 0x21 /* WR */
125#define IPAC_MODEB 0x22 /* R/W */
126#define IPAC_EXIRB 0x24 /* RD */
127#define IPAC_RBCLB 0x25 /* RD */
128#define IPAC_RAH1 0x26 /* WR */
129#define IPAC_RAH2 0x27 /* WR */
130#define IPAC_RSTAB 0x27 /* RD */
131#define IPAC_RAL1 0x28 /* R/W */
132#define IPAC_RAL2 0x29 /* WR */
133#define IPAC_RHCRB 0x29 /* RD */
134#define IPAC_XBCL 0x2A /* WR */
135#define IPAC_CCR2 0x2C /* R/W */
136#define IPAC_RBCHB 0x2D /* RD */
137#define IPAC_XBCH 0x2D /* WR */
138#define HSCX_VSTR 0x2E /* RD */
139#define IPAC_RLCR 0x2E /* WR */
140#define IPAC_CCR1 0x2F /* R/W */
141#define IPAC_TSAX 0x30 /* WR */
142#define IPAC_TSAR 0x31 /* WR */
143#define IPAC_XCCR 0x32 /* WR */
144#define IPAC_RCCR 0x33 /* WR */
145
146/* IPAC_ISTAB/IPAC_MASKB bits */
147#define IPAC_B_XPR 0x10
148#define IPAC_B_RPF 0x40
149#define IPAC_B_RME 0x80
150#define IPAC_B_ON 0x2F
151
152/* IPAC_EXIRB bits */
153#define IPAC_B_RFS 0x04
154#define IPAC_B_RFO 0x10
155#define IPAC_B_XDU 0x40
156#define IPAC_B_XMR 0x80
157
158/* IPAC special registers */
159#define IPAC_CONF 0xC0 /* R/W */
160#define IPAC_ISTA 0xC1 /* RD */
161#define IPAC_MASK 0xC1 /* WR */
162#define IPAC_ID 0xC2 /* RD */
163#define IPAC_ACFG 0xC3 /* R/W */
164#define IPAC_AOE 0xC4 /* R/W */
165#define IPAC_ARX 0xC5 /* RD */
166#define IPAC_ATX 0xC5 /* WR */
167#define IPAC_PITA1 0xC6 /* R/W */
168#define IPAC_PITA2 0xC7 /* R/W */
169#define IPAC_POTA1 0xC8 /* R/W */
170#define IPAC_POTA2 0xC9 /* R/W */
171#define IPAC_PCFG 0xCA /* R/W */
172#define IPAC_SCFG 0xCB /* R/W */
173#define IPAC_TIMR2 0xCC /* R/W */
174
175/* IPAC_ISTA/_MASK bits */
176#define IPAC__EXB 0x01
177#define IPAC__ICB 0x02
178#define IPAC__EXA 0x04
179#define IPAC__ICA 0x08
180#define IPAC__EXD 0x10
181#define IPAC__ICD 0x20
182#define IPAC__INT0 0x40
183#define IPAC__INT1 0x80
184#define IPAC__ON 0xC0
185
186/* HSCX ISTA/MASK bits */
187#define HSCX__EXB 0x01
188#define HSCX__EXA 0x02
189#define HSCX__ICA 0x04
190
191/* ISAC/ISACX/IPAC/IPACX L1 commands */
192#define ISAC_CMD_TIM 0x0
193#define ISAC_CMD_RS 0x1
194#define ISAC_CMD_SCZ 0x4
195#define ISAC_CMD_SSZ 0x2
196#define ISAC_CMD_AR8 0x8
197#define ISAC_CMD_AR10 0x9
198#define ISAC_CMD_ARL 0xA
199#define ISAC_CMD_DUI 0xF
200
201/* ISAC/ISACX/IPAC/IPACX L1 indications */
202#define ISAC_IND_DR 0x0
203#define ISAC_IND_RS 0x1
204#define ISAC_IND_SD 0x2
205#define ISAC_IND_DIS 0x3
206#define ISAC_IND_RSY 0x4
207#define ISAC_IND_DR6 0x5
208#define ISAC_IND_EI 0x6
209#define ISAC_IND_PU 0x7
210#define ISAC_IND_ARD 0x8
211#define ISAC_IND_TI 0xA
212#define ISAC_IND_ATI 0xB
213#define ISAC_IND_AI8 0xC
214#define ISAC_IND_AI10 0xD
215#define ISAC_IND_DID 0xF
216
217/* the new ISACX / IPACX */
218/* D-channel registers */
219#define ISACX_RFIFOD 0x00 /* RD */
220#define ISACX_XFIFOD 0x00 /* WR */
221#define ISACX_ISTAD 0x20 /* RD */
222#define ISACX_MASKD 0x20 /* WR */
223#define ISACX_STARD 0x21 /* RD */
224#define ISACX_CMDRD 0x21 /* WR */
225#define ISACX_MODED 0x22 /* R/W */
226#define ISACX_EXMD1 0x23 /* R/W */
227#define ISACX_TIMR1 0x24 /* R/W */
228#define ISACX_SAP1 0x25 /* WR */
229#define ISACX_SAP2 0x26 /* WR */
230#define ISACX_RBCLD 0x26 /* RD */
231#define ISACX_RBCHD 0x27 /* RD */
232#define ISACX_TEI1 0x27 /* WR */
233#define ISACX_TEI2 0x28 /* WR */
234#define ISACX_RSTAD 0x28 /* RD */
235#define ISACX_TMD 0x29 /* R/W */
236#define ISACX_CIR0 0x2E /* RD */
237#define ISACX_CIX0 0x2E /* WR */
238#define ISACX_CIR1 0x2F /* RD */
239#define ISACX_CIX1 0x2F /* WR */
240
241/* Transceiver registers */
242#define ISACX_TR_CONF0 0x30 /* R/W */
243#define ISACX_TR_CONF1 0x31 /* R/W */
244#define ISACX_TR_CONF2 0x32 /* R/W */
245#define ISACX_TR_STA 0x33 /* RD */
246#define ISACX_TR_CMD 0x34 /* R/W */
247#define ISACX_SQRR1 0x35 /* RD */
248#define ISACX_SQXR1 0x35 /* WR */
249#define ISACX_SQRR2 0x36 /* RD */
250#define ISACX_SQXR2 0x36 /* WR */
251#define ISACX_SQRR3 0x37 /* RD */
252#define ISACX_SQXR3 0x37 /* WR */
253#define ISACX_ISTATR 0x38 /* RD */
254#define ISACX_MASKTR 0x39 /* R/W */
255#define ISACX_TR_MODE 0x3A /* R/W */
256#define ISACX_ACFG1 0x3C /* R/W */
257#define ISACX_ACFG2 0x3D /* R/W */
258#define ISACX_AOE 0x3E /* R/W */
259#define ISACX_ARX 0x3F /* RD */
260#define ISACX_ATX 0x3F /* WR */
261
262/* IOM: Timeslot, DPS, CDA */
263#define ISACX_CDA10 0x40 /* R/W */
264#define ISACX_CDA11 0x41 /* R/W */
265#define ISACX_CDA20 0x42 /* R/W */
266#define ISACX_CDA21 0x43 /* R/W */
267#define ISACX_CDA_TSDP10 0x44 /* R/W */
268#define ISACX_CDA_TSDP11 0x45 /* R/W */
269#define ISACX_CDA_TSDP20 0x46 /* R/W */
270#define ISACX_CDA_TSDP21 0x47 /* R/W */
271#define ISACX_BCHA_TSDP_BC1 0x48 /* R/W */
272#define ISACX_BCHA_TSDP_BC2 0x49 /* R/W */
273#define ISACX_BCHB_TSDP_BC1 0x4A /* R/W */
274#define ISACX_BCHB_TSDP_BC2 0x4B /* R/W */
275#define ISACX_TR_TSDP_BC1 0x4C /* R/W */
276#define ISACX_TR_TSDP_BC2 0x4D /* R/W */
277#define ISACX_CDA1_CR 0x4E /* R/W */
278#define ISACX_CDA2_CR 0x4F /* R/W */
279
280/* IOM: Contol, Sync transfer, Monitor */
281#define ISACX_TR_CR 0x50 /* R/W */
282#define ISACX_TRC_CR 0x50 /* R/W */
283#define ISACX_BCHA_CR 0x51 /* R/W */
284#define ISACX_BCHB_CR 0x52 /* R/W */
285#define ISACX_DCI_CR 0x53 /* R/W */
286#define ISACX_DCIC_CR 0x53 /* R/W */
287#define ISACX_MON_CR 0x54 /* R/W */
288#define ISACX_SDS1_CR 0x55 /* R/W */
289#define ISACX_SDS2_CR 0x56 /* R/W */
290#define ISACX_IOM_CR 0x57 /* R/W */
291#define ISACX_STI 0x58 /* RD */
292#define ISACX_ASTI 0x58 /* WR */
293#define ISACX_MSTI 0x59 /* R/W */
294#define ISACX_SDS_CONF 0x5A /* R/W */
295#define ISACX_MCDA 0x5B /* RD */
296#define ISACX_MOR 0x5C /* RD */
297#define ISACX_MOX 0x5C /* WR */
298#define ISACX_MOSR 0x5D /* RD */
299#define ISACX_MOCR 0x5E /* R/W */
300#define ISACX_MSTA 0x5F /* RD */
301#define ISACX_MCONF 0x5F /* WR */
302
303/* Interrupt and general registers */
304#define ISACX_ISTA 0x60 /* RD */
305#define ISACX_MASK 0x60 /* WR */
306#define ISACX_AUXI 0x61 /* RD */
307#define ISACX_AUXM 0x61 /* WR */
308#define ISACX_MODE1 0x62 /* R/W */
309#define ISACX_MODE2 0x63 /* R/W */
310#define ISACX_ID 0x64 /* RD */
311#define ISACX_SRES 0x64 /* WR */
312#define ISACX_TIMR2 0x65 /* R/W */
313
314/* Register Bits */
315/* ISACX/IPACX _ISTAD (R) and _MASKD (W) */
316#define ISACX_D_XDU 0x04
317#define ISACX_D_XMR 0x08
318#define ISACX_D_XPR 0x10
319#define ISACX_D_RFO 0x20
320#define ISACX_D_RPF 0x40
321#define ISACX_D_RME 0x80
322
323/* ISACX/IPACX _ISTA (R) and _MASK (W) */
324#define ISACX__ICD 0x01
325#define ISACX__MOS 0x02
326#define ISACX__TRAN 0x04
327#define ISACX__AUX 0x08
328#define ISACX__CIC 0x10
329#define ISACX__ST 0x20
330#define IPACX__ON 0x2C
331#define IPACX__ICB 0x40
332#define IPACX__ICA 0x80
333
334/* ISACX/IPACX _CMDRD (W) */
335#define ISACX_CMDRD_XRES 0x01
336#define ISACX_CMDRD_XME 0x02
337#define ISACX_CMDRD_XTF 0x08
338#define ISACX_CMDRD_STI 0x10
339#define ISACX_CMDRD_RRES 0x40
340#define ISACX_CMDRD_RMC 0x80
341
342/* ISACX/IPACX _RSTAD (R) */
343#define ISACX_RSTAD_TA 0x01
344#define ISACX_RSTAD_CR 0x02
345#define ISACX_RSTAD_SA0 0x04
346#define ISACX_RSTAD_SA1 0x08
347#define ISACX_RSTAD_RAB 0x10
348#define ISACX_RSTAD_CRC 0x20
349#define ISACX_RSTAD_RDO 0x40
350#define ISACX_RSTAD_VFR 0x80
351
352/* ISACX/IPACX _CIR0 (R) */
353#define ISACX_CIR0_BAS 0x01
354#define ISACX_CIR0_SG 0x08
355#define ISACX_CIR0_CIC1 0x08
356#define ISACX_CIR0_CIC0 0x08
357
358/* B-channel registers */
359#define IPACX_OFF_ICA 0x70
360#define IPACX_OFF_ICB 0x80
361
362/* ICA: IPACX_OFF_ICA + Reg ICB: IPACX_OFF_ICB + Reg */
363
364#define IPACX_ISTAB 0x00 /* RD */
365#define IPACX_MASKB 0x00 /* WR */
366#define IPACX_STARB 0x01 /* RD */
367#define IPACX_CMDRB 0x01 /* WR */
368#define IPACX_MODEB 0x02 /* R/W */
369#define IPACX_EXMB 0x03 /* R/W */
370#define IPACX_RAH1 0x05 /* WR */
371#define IPACX_RAH2 0x06 /* WR */
372#define IPACX_RBCLB 0x06 /* RD */
373#define IPACX_RBCHB 0x07 /* RD */
374#define IPACX_RAL1 0x07 /* WR */
375#define IPACX_RAL2 0x08 /* WR */
376#define IPACX_RSTAB 0x08 /* RD */
377#define IPACX_TMB 0x09 /* R/W */
378#define IPACX_RFIFOB 0x0A /* RD */
379#define IPACX_XFIFOB 0x0A /* WR */
380
381/* IPACX_ISTAB / IPACX_MASKB bits */
382#define IPACX_B_XDU 0x04
383#define IPACX_B_XPR 0x10
384#define IPACX_B_RFO 0x20
385#define IPACX_B_RPF 0x40
386#define IPACX_B_RME 0x80
387
388#define IPACX_B_ON 0x0B
389
390extern int mISDNisac_init(struct isac_hw *, void *);
391extern irqreturn_t mISDNisac_irq(struct isac_hw *, u8);
392extern u32 mISDNipac_init(struct ipac_hw *, void *);
393extern irqreturn_t mISDNipac_irq(struct ipac_hw *, int);
394

source code of linux/drivers/isdn/hardware/mISDN/ipac.h