1/*
2 * This file is part of wl12xx
3 *
4 * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
5 * Copyright (C) 2009 Nokia Corporation
6 *
7 * Contact: Luciano Coelho <luciano.coelho@nokia.com>
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * version 2 as published by the Free Software Foundation.
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16 * General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
21 * 02110-1301 USA
22 *
23 */
24
25#ifndef __REG_H__
26#define __REG_H__
27
28#include <linux/bitops.h>
29
30#define REGISTERS_BASE 0x00300000
31#define DRPW_BASE      0x00310000
32
33#define REGISTERS_DOWN_SIZE 0x00008800
34#define REGISTERS_WORK_SIZE 0x0000b000
35
36#define HW_ACCESS_ELP_CTRL_REG_ADDR         0x1FFFC
37#define FW_STATUS_ADDR                      (0x14FC0 + 0xA000)
38
39/* ELP register commands */
40#define ELPCTRL_WAKE_UP             0x1
41#define ELPCTRL_WAKE_UP_WLAN_READY  0x5
42#define ELPCTRL_SLEEP               0x0
43/* ELP WLAN_READY bit */
44#define ELPCTRL_WLAN_READY          0x2
45
46/*===============================================
47   Host Software Reset - 32bit RW
48 ------------------------------------------
49    [31:1] Reserved
50    0  SOFT_RESET Soft Reset  - When this bit is set,
51    it holds the Wlan hardware in a soft reset state.
52    This reset disables all MAC and baseband processor
53    clocks except the CardBus/PCI interface clock.
54    It also initializes all MAC state machines except
55    the host interface. It does not reload the
56    contents of the EEPROM. When this bit is cleared
57    (not self-clearing), the Wlan hardware
58    exits the software reset state.
59===============================================*/
60#define ACX_REG_SLV_SOFT_RESET         (REGISTERS_BASE + 0x0000)
61
62#define WL1271_SLV_REG_DATA            (REGISTERS_BASE + 0x0008)
63#define WL1271_SLV_REG_ADATA           (REGISTERS_BASE + 0x000c)
64#define WL1271_SLV_MEM_DATA            (REGISTERS_BASE + 0x0018)
65
66#define ACX_REG_INTERRUPT_TRIG         (REGISTERS_BASE + 0x0474)
67#define ACX_REG_INTERRUPT_TRIG_H       (REGISTERS_BASE + 0x0478)
68
69/*=============================================
70  Host Interrupt Mask Register - 32bit (RW)
71  ------------------------------------------
72  Setting a bit in this register masks the
73  corresponding interrupt to the host.
74  0 - RX0		- Rx first dubble buffer Data Interrupt
75  1 - TXD		- Tx Data Interrupt
76  2 - TXXFR		- Tx Transfer Interrupt
77  3 - RX1		- Rx second dubble buffer Data Interrupt
78  4 - RXXFR		- Rx Transfer Interrupt
79  5 - EVENT_A	- Event Mailbox interrupt
80  6 - EVENT_B	- Event Mailbox interrupt
81  7 - WNONHST	- Wake On Host Interrupt
82  8 - TRACE_A	- Debug Trace interrupt
83  9 - TRACE_B	- Debug Trace interrupt
84 10 - CDCMP		- Command Complete Interrupt
85 11 -
86 12 -
87 13 -
88 14 - ICOMP		- Initialization Complete Interrupt
89 16 - SG SE		- Soft Gemini - Sense enable interrupt
90 17 - SG SD		- Soft Gemini - Sense disable interrupt
91 18 -			-
92 19 -			-
93 20 -			-
94 21-			-
95 Default: 0x0001
96*==============================================*/
97#define ACX_REG_INTERRUPT_MASK         (REGISTERS_BASE + 0x04DC)
98
99/*=============================================
100  Host Interrupt Mask Set 16bit, (Write only)
101  ------------------------------------------
102 Setting a bit in this register sets
103 the corresponding bin in ACX_HINT_MASK register
104 without effecting the mask
105 state of other bits (0 = no effect).
106==============================================*/
107#define ACX_REG_HINT_MASK_SET          (REGISTERS_BASE + 0x04E0)
108
109/*=============================================
110  Host Interrupt Mask Clear 16bit,(Write only)
111  ------------------------------------------
112 Setting a bit in this register clears
113 the corresponding bin in ACX_HINT_MASK register
114 without effecting the mask
115 state of other bits (0 = no effect).
116=============================================*/
117#define ACX_REG_HINT_MASK_CLR          (REGISTERS_BASE + 0x04E4)
118
119/*=============================================
120  Host Interrupt Status Nondestructive Read
121  16bit,(Read only)
122  ------------------------------------------
123 The host can read this register to determine
124 which interrupts are active.
125 Reading this register doesn't
126 effect its content.
127=============================================*/
128#define ACX_REG_INTERRUPT_NO_CLEAR     (REGISTERS_BASE + 0x04E8)
129
130/*=============================================
131  Host Interrupt Status Clear on Read  Register
132  16bit,(Read only)
133  ------------------------------------------
134 The host can read this register to determine
135 which interrupts are active.
136 Reading this register clears it,
137 thus making all interrupts inactive.
138==============================================*/
139#define ACX_REG_INTERRUPT_CLEAR        (REGISTERS_BASE + 0x04F8)
140
141/*=============================================
142  Host Interrupt Acknowledge Register
143  16bit,(Write only)
144  ------------------------------------------
145 The host can set individual bits in this
146 register to clear (acknowledge) the corresp.
147 interrupt status bits in the HINT_STS_CLR and
148 HINT_STS_ND registers, thus making the
149 assotiated interrupt inactive. (0-no effect)
150==============================================*/
151#define ACX_REG_INTERRUPT_ACK          (REGISTERS_BASE + 0x04F0)
152
153#define RX_DRIVER_COUNTER_ADDRESS      (REGISTERS_BASE + 0x0538)
154
155/* Device Configuration registers*/
156#define SOR_CFG                        (REGISTERS_BASE + 0x0800)
157
158/* Embedded ARM CPU Control */
159
160/*===============================================
161 Halt eCPU   - 32bit RW
162 ------------------------------------------
163 0 HALT_ECPU Halt Embedded CPU - This bit is the
164 compliment of bit 1 (MDATA2) in the SOR_CFG register.
165 During a hardware reset, this bit holds
166 the inverse of MDATA2.
167 When downloading firmware from the host,
168 set this bit (pull down MDATA2).
169 The host clears this bit after downloading the firmware into
170 zero-wait-state SSRAM.
171 When loading firmware from Flash, clear this bit (pull up MDATA2)
172 so that the eCPU can run the bootloader code in Flash
173 HALT_ECPU eCPU State
174 --------------------
175 1 halt eCPU
176 0 enable eCPU
177 ===============================================*/
178#define ACX_REG_ECPU_CONTROL           (REGISTERS_BASE + 0x0804)
179
180#define HI_CFG                         (REGISTERS_BASE + 0x0808)
181
182/*===============================================
183 EEPROM Burst Read Start  - 32bit RW
184 ------------------------------------------
185 [31:1] Reserved
186 0  ACX_EE_START -  EEPROM Burst Read Start 0
187 Setting this bit starts a burst read from
188 the external EEPROM.
189 If this bit is set (after reset) before an EEPROM read/write,
190 the burst read starts at EEPROM address 0.
191 Otherwise, it starts at the address
192 following the address of the previous access.
193 TheWlan hardware hardware clears this bit automatically.
194
195 Default: 0x00000000
196*================================================*/
197#define ACX_REG_EE_START               (REGISTERS_BASE + 0x080C)
198
199#define OCP_POR_CTR                    (REGISTERS_BASE + 0x09B4)
200#define OCP_DATA_WRITE                 (REGISTERS_BASE + 0x09B8)
201#define OCP_DATA_READ                  (REGISTERS_BASE + 0x09BC)
202#define OCP_CMD                        (REGISTERS_BASE + 0x09C0)
203
204#define WL1271_HOST_WR_ACCESS          (REGISTERS_BASE + 0x09F8)
205
206#define CHIP_ID_B                      (REGISTERS_BASE + 0x5674)
207
208#define CHIP_ID_1271_PG10              (0x4030101)
209#define CHIP_ID_1271_PG20              (0x4030111)
210#define CHIP_ID_1283_PG10              (0x05030101)
211#define CHIP_ID_1283_PG20              (0x05030111)
212
213#define ENABLE                         (REGISTERS_BASE + 0x5450)
214
215/* Power Management registers */
216#define ELP_CFG_MODE                   (REGISTERS_BASE + 0x5804)
217#define ELP_CMD                        (REGISTERS_BASE + 0x5808)
218#define PLL_CAL_TIME                   (REGISTERS_BASE + 0x5810)
219#define CLK_REQ_TIME                   (REGISTERS_BASE + 0x5814)
220#define CLK_BUF_TIME                   (REGISTERS_BASE + 0x5818)
221
222#define CFG_PLL_SYNC_CNT               (REGISTERS_BASE + 0x5820)
223
224/* Scratch Pad registers*/
225#define SCR_PAD0                       (REGISTERS_BASE + 0x5608)
226#define SCR_PAD1                       (REGISTERS_BASE + 0x560C)
227#define SCR_PAD2                       (REGISTERS_BASE + 0x5610)
228#define SCR_PAD3                       (REGISTERS_BASE + 0x5614)
229#define SCR_PAD4                       (REGISTERS_BASE + 0x5618)
230#define SCR_PAD4_SET                   (REGISTERS_BASE + 0x561C)
231#define SCR_PAD4_CLR                   (REGISTERS_BASE + 0x5620)
232#define SCR_PAD5                       (REGISTERS_BASE + 0x5624)
233#define SCR_PAD5_SET                   (REGISTERS_BASE + 0x5628)
234#define SCR_PAD5_CLR                   (REGISTERS_BASE + 0x562C)
235#define SCR_PAD6                       (REGISTERS_BASE + 0x5630)
236#define SCR_PAD7                       (REGISTERS_BASE + 0x5634)
237#define SCR_PAD8                       (REGISTERS_BASE + 0x5638)
238#define SCR_PAD9                       (REGISTERS_BASE + 0x563C)
239
240/* Spare registers*/
241#define SPARE_A1                       (REGISTERS_BASE + 0x0994)
242#define SPARE_A2                       (REGISTERS_BASE + 0x0998)
243#define SPARE_A3                       (REGISTERS_BASE + 0x099C)
244#define SPARE_A4                       (REGISTERS_BASE + 0x09A0)
245#define SPARE_A5                       (REGISTERS_BASE + 0x09A4)
246#define SPARE_A6                       (REGISTERS_BASE + 0x09A8)
247#define SPARE_A7                       (REGISTERS_BASE + 0x09AC)
248#define SPARE_A8                       (REGISTERS_BASE + 0x09B0)
249#define SPARE_B1                       (REGISTERS_BASE + 0x5420)
250#define SPARE_B2                       (REGISTERS_BASE + 0x5424)
251#define SPARE_B3                       (REGISTERS_BASE + 0x5428)
252#define SPARE_B4                       (REGISTERS_BASE + 0x542C)
253#define SPARE_B5                       (REGISTERS_BASE + 0x5430)
254#define SPARE_B6                       (REGISTERS_BASE + 0x5434)
255#define SPARE_B7                       (REGISTERS_BASE + 0x5438)
256#define SPARE_B8                       (REGISTERS_BASE + 0x543C)
257
258#define PLL_PARAMETERS                 (REGISTERS_BASE + 0x6040)
259#define WU_COUNTER_PAUSE               (REGISTERS_BASE + 0x6008)
260#define WELP_ARM_COMMAND               (REGISTERS_BASE + 0x6100)
261#define DRPW_SCRATCH_START             (DRPW_BASE + 0x002C)
262
263
264#define ACX_SLV_SOFT_RESET_BIT   BIT(1)
265#define ACX_REG_EEPROM_START_BIT BIT(1)
266
267/* Command/Information Mailbox Pointers */
268
269/*===============================================
270  Command Mailbox Pointer - 32bit RW
271 ------------------------------------------
272 This register holds the start address of
273 the command mailbox located in the Wlan hardware memory.
274 The host must read this pointer after a reset to
275 find the location of the command mailbox.
276 The Wlan hardware initializes the command mailbox
277 pointer with the default address of the command mailbox.
278 The command mailbox pointer is not valid until after
279 the host receives the Init Complete interrupt from
280 the Wlan hardware.
281 ===============================================*/
282#define REG_COMMAND_MAILBOX_PTR				(SCR_PAD0)
283
284/*===============================================
285  Information Mailbox Pointer - 32bit RW
286 ------------------------------------------
287 This register holds the start address of
288 the information mailbox located in the Wlan hardware memory.
289 The host must read this pointer after a reset to find
290 the location of the information mailbox.
291 The Wlan hardware initializes the information mailbox pointer
292 with the default address of the information mailbox.
293 The information mailbox pointer is not valid
294 until after the host receives the Init Complete interrupt from
295 the Wlan hardware.
296 ===============================================*/
297#define REG_EVENT_MAILBOX_PTR				(SCR_PAD1)
298
299/*===============================================
300 EEPROM Read/Write Request 32bit RW
301 ------------------------------------------
302 1 EE_READ - EEPROM Read Request 1 - Setting this bit
303 loads a single byte of data into the EE_DATA
304 register from the EEPROM location specified in
305 the EE_ADDR register.
306 The Wlan hardware hardware clears this bit automatically.
307 EE_DATA is valid when this bit is cleared.
308
309 0 EE_WRITE  - EEPROM Write Request  - Setting this bit
310 writes a single byte of data from the EE_DATA register into the
311 EEPROM location specified in the EE_ADDR register.
312 The Wlan hardware hardware clears this bit automatically.
313*===============================================*/
314#define ACX_EE_CTL_REG                      EE_CTL
315#define EE_WRITE                            0x00000001ul
316#define EE_READ                             0x00000002ul
317
318/*===============================================
319  EEPROM Address  - 32bit RW
320  ------------------------------------------
321  This register specifies the address
322  within the EEPROM from/to which to read/write data.
323  ===============================================*/
324#define ACX_EE_ADDR_REG                     EE_ADDR
325
326/*===============================================
327  EEPROM Data  - 32bit RW
328  ------------------------------------------
329  This register either holds the read 8 bits of
330  data from the EEPROM or the write data
331  to be written to the EEPROM.
332  ===============================================*/
333#define ACX_EE_DATA_REG                     EE_DATA
334
335/*===============================================
336  EEPROM Base Address  - 32bit RW
337  ------------------------------------------
338  This register holds the upper nine bits
339  [23:15] of the 24-bit Wlan hardware memory
340  address for burst reads from EEPROM accesses.
341  The EEPROM provides the lower 15 bits of this address.
342  The MSB of the address from the EEPROM is ignored.
343  ===============================================*/
344#define ACX_EE_CFG                          EE_CFG
345
346/*===============================================
347  GPIO Output Values  -32bit, RW
348  ------------------------------------------
349  [31:16]  Reserved
350  [15: 0]  Specify the output values (at the output driver inputs) for
351  GPIO[15:0], respectively.
352  ===============================================*/
353#define ACX_GPIO_OUT_REG            GPIO_OUT
354#define ACX_MAX_GPIO_LINES          15
355
356/*===============================================
357  Contention window  -32bit, RW
358  ------------------------------------------
359  [31:26]  Reserved
360  [25:16]  Max (0x3ff)
361  [15:07]  Reserved
362  [06:00]  Current contention window value - default is 0x1F
363  ===============================================*/
364#define ACX_CONT_WIND_CFG_REG    CONT_WIND_CFG
365#define ACX_CONT_WIND_MIN_MASK   0x0000007f
366#define ACX_CONT_WIND_MAX        0x03ff0000
367
368/*===============================================
369  HI_CFG Interface Configuration Register Values
370  ------------------------------------------
371  ===============================================*/
372#define HI_CFG_UART_ENABLE          0x00000004
373#define HI_CFG_RST232_ENABLE        0x00000008
374#define HI_CFG_CLOCK_REQ_SELECT     0x00000010
375#define HI_CFG_HOST_INT_ENABLE      0x00000020
376#define HI_CFG_VLYNQ_OUTPUT_ENABLE  0x00000040
377#define HI_CFG_HOST_INT_ACTIVE_LOW  0x00000080
378#define HI_CFG_UART_TX_OUT_GPIO_15  0x00000100
379#define HI_CFG_UART_TX_OUT_GPIO_14  0x00000200
380#define HI_CFG_UART_TX_OUT_GPIO_7   0x00000400
381
382#define HI_CFG_DEF_VAL              \
383	(HI_CFG_UART_ENABLE |        \
384	HI_CFG_RST232_ENABLE |      \
385	HI_CFG_CLOCK_REQ_SELECT |   \
386	HI_CFG_HOST_INT_ENABLE)
387
388#define REF_FREQ_19_2                       0
389#define REF_FREQ_26_0                       1
390#define REF_FREQ_38_4                       2
391#define REF_FREQ_40_0                       3
392#define REF_FREQ_33_6                       4
393#define REF_FREQ_NUM                        5
394
395#define LUT_PARAM_INTEGER_DIVIDER           0
396#define LUT_PARAM_FRACTIONAL_DIVIDER        1
397#define LUT_PARAM_ATTN_BB                   2
398#define LUT_PARAM_ALPHA_BB                  3
399#define LUT_PARAM_STOP_TIME_BB              4
400#define LUT_PARAM_BB_PLL_LOOP_FILTER        5
401#define LUT_PARAM_NUM                       6
402
403#define ACX_EEPROMLESS_IND_REG              (SCR_PAD4)
404#define USE_EEPROM                          0
405#define SOFT_RESET_MAX_TIME                 1000000
406#define SOFT_RESET_STALL_TIME               1000
407#define NVS_DATA_BUNDARY_ALIGNMENT          4
408
409
410/* Firmware image load chunk size */
411#define CHUNK_SIZE	16384
412
413/* Firmware image header size */
414#define FW_HDR_SIZE 8
415
416#define ECPU_CONTROL_HALT					0x00000101
417
418
419/******************************************************************************
420
421    CHANNELS, BAND & REG DOMAINS definitions
422
423******************************************************************************/
424
425
426enum {
427	RADIO_BAND_2_4GHZ = 0,  /* 2.4 Ghz band */
428	RADIO_BAND_5GHZ = 1,    /* 5 Ghz band */
429	RADIO_BAND_JAPAN_4_9_GHZ = 2,
430	DEFAULT_BAND = RADIO_BAND_2_4GHZ,
431	INVALID_BAND = 0xFE,
432	MAX_RADIO_BANDS = 0xFF
433};
434
435#define SHORT_PREAMBLE_BIT   BIT(0) /* CCK or Barker depending on the rate */
436#define OFDM_RATE_BIT        BIT(6)
437#define PBCC_RATE_BIT        BIT(7)
438
439enum {
440	CCK_LONG = 0,
441	CCK_SHORT = SHORT_PREAMBLE_BIT,
442	PBCC_LONG = PBCC_RATE_BIT,
443	PBCC_SHORT = PBCC_RATE_BIT | SHORT_PREAMBLE_BIT,
444	OFDM = OFDM_RATE_BIT
445};
446
447/******************************************************************************
448
449Transmit-Descriptor RATE-SET field definitions...
450
451Define a new "Rate-Set" for TX path that incorporates the
452Rate & Modulation info into a single 16-bit field.
453
454TxdRateSet_t:
455b15   - Indicates Preamble type (1=SHORT, 0=LONG).
456	Notes:
457	Must be LONG (0) for 1Mbps rate.
458	Does not apply (set to 0) for RevG-OFDM rates.
459b14   - Indicates PBCC encoding (1=PBCC, 0=not).
460	Notes:
461	Does not apply (set to 0) for rates 1 and 2 Mbps.
462	Does not apply (set to 0) for RevG-OFDM rates.
463b13    - Unused (set to 0).
464b12-b0 - Supported Rate indicator bits as defined below.
465
466******************************************************************************/
467
468
469/*************************************************************************
470
471    Interrupt Trigger Register (Host -> WiLink)
472
473**************************************************************************/
474
475/* Hardware to Embedded CPU Interrupts - first 32-bit register set */
476
477/*
478 * Host Command Interrupt. Setting this bit masks
479 * the interrupt that the host issues to inform
480 * the FW that it has sent a command
481 * to the Wlan hardware Command Mailbox.
482 */
483#define INTR_TRIG_CMD       BIT(0)
484
485/*
486 * Host Event Acknowlegde Interrupt. The host
487 * sets this bit to acknowledge that it received
488 * the unsolicited information from the event
489 * mailbox.
490 */
491#define INTR_TRIG_EVENT_ACK BIT(1)
492
493/*
494 * The host sets this bit to inform the Wlan
495 * FW that a TX packet is in the XFER
496 * Buffer #0.
497 */
498#define INTR_TRIG_TX_PROC0 BIT(2)
499
500/*
501 * The host sets this bit to inform the FW
502 * that it read a packet from RX XFER
503 * Buffer #0.
504 */
505#define INTR_TRIG_RX_PROC0 BIT(3)
506
507#define INTR_TRIG_DEBUG_ACK BIT(4)
508
509#define INTR_TRIG_STATE_CHANGED BIT(5)
510
511
512/* Hardware to Embedded CPU Interrupts - second 32-bit register set */
513
514/*
515 * The host sets this bit to inform the FW
516 * that it read a packet from RX XFER
517 * Buffer #1.
518 */
519#define INTR_TRIG_RX_PROC1 BIT(17)
520
521/*
522 * The host sets this bit to inform the Wlan
523 * hardware that a TX packet is in the XFER
524 * Buffer #1.
525 */
526#define INTR_TRIG_TX_PROC1 BIT(18)
527
528#define WL127X_REG_FUSE_DATA_2_1	0x050a
529#define WL128X_REG_FUSE_DATA_2_1	0x2152
530#define PG_VER_MASK			0x3c
531#define PG_VER_OFFSET			2
532
533#define WL127X_PG_MAJOR_VER_MASK	0x3
534#define WL127X_PG_MAJOR_VER_OFFSET	0x0
535#define WL127X_PG_MINOR_VER_MASK	0xc
536#define WL127X_PG_MINOR_VER_OFFSET	0x2
537
538#define WL128X_PG_MAJOR_VER_MASK	0xc
539#define WL128X_PG_MAJOR_VER_OFFSET	0x2
540#define WL128X_PG_MINOR_VER_MASK	0x3
541#define WL128X_PG_MINOR_VER_OFFSET	0x0
542
543#define WL127X_PG_GET_MAJOR(pg_ver) ((pg_ver & WL127X_PG_MAJOR_VER_MASK) >> \
544				     WL127X_PG_MAJOR_VER_OFFSET)
545#define WL127X_PG_GET_MINOR(pg_ver) ((pg_ver & WL127X_PG_MINOR_VER_MASK) >> \
546				     WL127X_PG_MINOR_VER_OFFSET)
547#define WL128X_PG_GET_MAJOR(pg_ver) ((pg_ver & WL128X_PG_MAJOR_VER_MASK) >> \
548				     WL128X_PG_MAJOR_VER_OFFSET)
549#define WL128X_PG_GET_MINOR(pg_ver) ((pg_ver & WL128X_PG_MINOR_VER_MASK) >> \
550				     WL128X_PG_MINOR_VER_OFFSET)
551
552#define WL12XX_REG_FUSE_BD_ADDR_1	0x00310eb4
553#define WL12XX_REG_FUSE_BD_ADDR_2	0x00310eb8
554
555#endif
556