2 * This file is part of wl12xx
4 * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
5 * Copyright (C) 2009 Nokia Corporation
7 * Contact: Luciano Coelho <luciano.coelho@nokia.com>
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.
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.
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
28 #include <linux/bitops.h>
30 #define REGISTERS_BASE 0x00300000
31 #define DRPW_BASE 0x00310000
33 #define REGISTERS_DOWN_SIZE 0x00008800
34 #define REGISTERS_WORK_SIZE 0x0000b000
36 #define HW_ACCESS_ELP_CTRL_REG_ADDR 0x1FFFC
37 #define FW_STATUS_ADDR (0x14FC0 + 0xA000)
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
46 /*===============================================
47 Host Software Reset - 32bit RW
48 ------------------------------------------
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)
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)
66 #define ACX_REG_INTERRUPT_TRIG (REGISTERS_BASE + 0x0474)
67 #define ACX_REG_INTERRUPT_TRIG_H (REGISTERS_BASE + 0x0478)
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
88 14 - ICOMP - Initialization Complete Interrupt
89 16 - SG SE - Soft Gemini - Sense enable interrupt
90 17 - SG SD - Soft Gemini - Sense disable interrupt
96 *==============================================*/
97 #define ACX_REG_INTERRUPT_MASK (REGISTERS_BASE + 0x04DC)
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)
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)
119 /*=============================================
120 Host Interrupt Status Nondestructive Read
122 ------------------------------------------
123 The host can read this register to determine
124 which interrupts are active.
125 Reading this register doesn't
127 =============================================*/
128 #define ACX_REG_INTERRUPT_NO_CLEAR (REGISTERS_BASE + 0x04E8)
130 /*=============================================
131 Host Interrupt Status Clear on Read Register
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)
141 /*=============================================
142 Host Interrupt Acknowledge Register
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)
153 #define RX_DRIVER_COUNTER_ADDRESS (REGISTERS_BASE + 0x0538)
155 /* Device Configuration registers*/
156 #define SOR_CFG (REGISTERS_BASE + 0x0800)
158 /* Embedded ARM CPU Control */
160 /*===============================================
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
177 ===============================================*/
178 #define ACX_REG_ECPU_CONTROL (REGISTERS_BASE + 0x0804)
180 #define HI_CFG (REGISTERS_BASE + 0x0808)
182 /*===============================================
183 EEPROM Burst Read Start - 32bit RW
184 ------------------------------------------
186 0 ACX_EE_START - EEPROM Burst Read Start 0
187 Setting this bit starts a burst read from
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.
196 *================================================*/
197 #define ACX_REG_EE_START (REGISTERS_BASE + 0x080C)
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)
204 #define WL1271_HOST_WR_ACCESS (REGISTERS_BASE + 0x09F8)
206 #define CHIP_ID_B (REGISTERS_BASE + 0x5674)
208 #define CHIP_ID_1271_PG10 (0x4030101)
209 #define CHIP_ID_1271_PG20 (0x4030111)
211 #define ENABLE (REGISTERS_BASE + 0x5450)
213 /* Power Management registers */
214 #define ELP_CFG_MODE (REGISTERS_BASE + 0x5804)
215 #define ELP_CMD (REGISTERS_BASE + 0x5808)
216 #define PLL_CAL_TIME (REGISTERS_BASE + 0x5810)
217 #define CLK_REQ_TIME (REGISTERS_BASE + 0x5814)
218 #define CLK_BUF_TIME (REGISTERS_BASE + 0x5818)
220 #define CFG_PLL_SYNC_CNT (REGISTERS_BASE + 0x5820)
222 /* Scratch Pad registers*/
223 #define SCR_PAD0 (REGISTERS_BASE + 0x5608)
224 #define SCR_PAD1 (REGISTERS_BASE + 0x560C)
225 #define SCR_PAD2 (REGISTERS_BASE + 0x5610)
226 #define SCR_PAD3 (REGISTERS_BASE + 0x5614)
227 #define SCR_PAD4 (REGISTERS_BASE + 0x5618)
228 #define SCR_PAD4_SET (REGISTERS_BASE + 0x561C)
229 #define SCR_PAD4_CLR (REGISTERS_BASE + 0x5620)
230 #define SCR_PAD5 (REGISTERS_BASE + 0x5624)
231 #define SCR_PAD5_SET (REGISTERS_BASE + 0x5628)
232 #define SCR_PAD5_CLR (REGISTERS_BASE + 0x562C)
233 #define SCR_PAD6 (REGISTERS_BASE + 0x5630)
234 #define SCR_PAD7 (REGISTERS_BASE + 0x5634)
235 #define SCR_PAD8 (REGISTERS_BASE + 0x5638)
236 #define SCR_PAD9 (REGISTERS_BASE + 0x563C)
239 #define SPARE_A1 (REGISTERS_BASE + 0x0994)
240 #define SPARE_A2 (REGISTERS_BASE + 0x0998)
241 #define SPARE_A3 (REGISTERS_BASE + 0x099C)
242 #define SPARE_A4 (REGISTERS_BASE + 0x09A0)
243 #define SPARE_A5 (REGISTERS_BASE + 0x09A4)
244 #define SPARE_A6 (REGISTERS_BASE + 0x09A8)
245 #define SPARE_A7 (REGISTERS_BASE + 0x09AC)
246 #define SPARE_A8 (REGISTERS_BASE + 0x09B0)
247 #define SPARE_B1 (REGISTERS_BASE + 0x5420)
248 #define SPARE_B2 (REGISTERS_BASE + 0x5424)
249 #define SPARE_B3 (REGISTERS_BASE + 0x5428)
250 #define SPARE_B4 (REGISTERS_BASE + 0x542C)
251 #define SPARE_B5 (REGISTERS_BASE + 0x5430)
252 #define SPARE_B6 (REGISTERS_BASE + 0x5434)
253 #define SPARE_B7 (REGISTERS_BASE + 0x5438)
254 #define SPARE_B8 (REGISTERS_BASE + 0x543C)
256 #define PLL_PARAMETERS (REGISTERS_BASE + 0x6040)
257 #define WU_COUNTER_PAUSE (REGISTERS_BASE + 0x6008)
258 #define WELP_ARM_COMMAND (REGISTERS_BASE + 0x6100)
259 #define DRPW_SCRATCH_START (DRPW_BASE + 0x002C)
262 #define ACX_SLV_SOFT_RESET_BIT BIT(1)
263 #define ACX_REG_EEPROM_START_BIT BIT(1)
265 /* Command/Information Mailbox Pointers */
267 /*===============================================
268 Command Mailbox Pointer - 32bit RW
269 ------------------------------------------
270 This register holds the start address of
271 the command mailbox located in the Wlan hardware memory.
272 The host must read this pointer after a reset to
273 find the location of the command mailbox.
274 The Wlan hardware initializes the command mailbox
275 pointer with the default address of the command mailbox.
276 The command mailbox pointer is not valid until after
277 the host receives the Init Complete interrupt from
279 ===============================================*/
280 #define REG_COMMAND_MAILBOX_PTR (SCR_PAD0)
282 /*===============================================
283 Information Mailbox Pointer - 32bit RW
284 ------------------------------------------
285 This register holds the start address of
286 the information mailbox located in the Wlan hardware memory.
287 The host must read this pointer after a reset to find
288 the location of the information mailbox.
289 The Wlan hardware initializes the information mailbox pointer
290 with the default address of the information mailbox.
291 The information mailbox pointer is not valid
292 until after the host receives the Init Complete interrupt from
294 ===============================================*/
295 #define REG_EVENT_MAILBOX_PTR (SCR_PAD1)
300 #define REG_ENABLE_TX_RX (ENABLE)
302 * Rx configuration (filter) information element
303 * ---------------------------------------------
305 #define REG_RX_CONFIG (RX_CFG)
306 #define REG_RX_FILTER (RX_FILTER_CFG)
309 #define RX_CFG_ENABLE_PHY_HEADER_PLCP 0x0002
311 /* promiscuous - receives all valid frames */
312 #define RX_CFG_PROMISCUOUS 0x0008
314 /* receives frames from any BSSID */
315 #define RX_CFG_BSSID 0x0020
317 /* receives frames destined to any MAC address */
318 #define RX_CFG_MAC 0x0010
320 #define RX_CFG_ENABLE_ONLY_MY_DEST_MAC 0x0010
321 #define RX_CFG_ENABLE_ANY_DEST_MAC 0x0000
322 #define RX_CFG_ENABLE_ONLY_MY_BSSID 0x0020
323 #define RX_CFG_ENABLE_ANY_BSSID 0x0000
325 /* discards all broadcast frames */
326 #define RX_CFG_DISABLE_BCAST 0x0200
328 #define RX_CFG_ENABLE_ONLY_MY_SSID 0x0400
329 #define RX_CFG_ENABLE_RX_CMPLT_FCS_ERROR 0x0800
330 #define RX_CFG_COPY_RX_STATUS 0x2000
331 #define RX_CFG_TSF 0x10000
333 #define RX_CONFIG_OPTION_ANY_DST_MY_BSS (RX_CFG_ENABLE_ANY_DEST_MAC | \
334 RX_CFG_ENABLE_ONLY_MY_BSSID)
336 #define RX_CONFIG_OPTION_MY_DST_ANY_BSS (RX_CFG_ENABLE_ONLY_MY_DEST_MAC\
337 | RX_CFG_ENABLE_ANY_BSSID)
339 #define RX_CONFIG_OPTION_ANY_DST_ANY_BSS (RX_CFG_ENABLE_ANY_DEST_MAC | \
340 RX_CFG_ENABLE_ANY_BSSID)
342 #define RX_CONFIG_OPTION_MY_DST_MY_BSS (RX_CFG_ENABLE_ONLY_MY_DEST_MAC\
343 | RX_CFG_ENABLE_ONLY_MY_BSSID)
345 #define RX_CONFIG_OPTION_FOR_SCAN (RX_CFG_ENABLE_PHY_HEADER_PLCP \
346 | RX_CFG_ENABLE_RX_CMPLT_FCS_ERROR \
347 | RX_CFG_COPY_RX_STATUS | RX_CFG_TSF)
349 #define RX_CONFIG_OPTION_FOR_MEASUREMENT (RX_CFG_ENABLE_ANY_DEST_MAC)
351 #define RX_CONFIG_OPTION_FOR_JOIN (RX_CFG_ENABLE_ONLY_MY_BSSID | \
352 RX_CFG_ENABLE_ONLY_MY_DEST_MAC)
354 #define RX_CONFIG_OPTION_FOR_IBSS_JOIN (RX_CFG_ENABLE_ONLY_MY_SSID | \
355 RX_CFG_ENABLE_ONLY_MY_DEST_MAC)
357 #define RX_FILTER_OPTION_DEF (CFG_RX_MGMT_EN | CFG_RX_DATA_EN\
358 | CFG_RX_CTL_EN | CFG_RX_BCN_EN\
359 | CFG_RX_AUTH_EN | CFG_RX_ASSOC_EN)
361 #define RX_FILTER_OPTION_FILTER_ALL 0
363 #define RX_FILTER_OPTION_DEF_PRSP_BCN (CFG_RX_PRSP_EN | CFG_RX_MGMT_EN\
364 | CFG_RX_RCTS_ACK | CFG_RX_BCN_EN)
366 #define RX_FILTER_OPTION_JOIN (CFG_RX_MGMT_EN | CFG_RX_DATA_EN\
367 | CFG_RX_BCN_EN | CFG_RX_AUTH_EN\
368 | CFG_RX_ASSOC_EN | CFG_RX_RCTS_ACK\
372 /*===============================================
373 EEPROM Read/Write Request 32bit RW
374 ------------------------------------------
375 1 EE_READ - EEPROM Read Request 1 - Setting this bit
376 loads a single byte of data into the EE_DATA
377 register from the EEPROM location specified in
378 the EE_ADDR register.
379 The Wlan hardware hardware clears this bit automatically.
380 EE_DATA is valid when this bit is cleared.
382 0 EE_WRITE - EEPROM Write Request - Setting this bit
383 writes a single byte of data from the EE_DATA register into the
384 EEPROM location specified in the EE_ADDR register.
385 The Wlan hardware hardware clears this bit automatically.
386 *===============================================*/
387 #define ACX_EE_CTL_REG EE_CTL
388 #define EE_WRITE 0x00000001ul
389 #define EE_READ 0x00000002ul
391 /*===============================================
392 EEPROM Address - 32bit RW
393 ------------------------------------------
394 This register specifies the address
395 within the EEPROM from/to which to read/write data.
396 ===============================================*/
397 #define ACX_EE_ADDR_REG EE_ADDR
399 /*===============================================
400 EEPROM Data - 32bit RW
401 ------------------------------------------
402 This register either holds the read 8 bits of
403 data from the EEPROM or the write data
404 to be written to the EEPROM.
405 ===============================================*/
406 #define ACX_EE_DATA_REG EE_DATA
408 /*===============================================
409 EEPROM Base Address - 32bit RW
410 ------------------------------------------
411 This register holds the upper nine bits
412 [23:15] of the 24-bit Wlan hardware memory
413 address for burst reads from EEPROM accesses.
414 The EEPROM provides the lower 15 bits of this address.
415 The MSB of the address from the EEPROM is ignored.
416 ===============================================*/
417 #define ACX_EE_CFG EE_CFG
419 /*===============================================
420 GPIO Output Values -32bit, RW
421 ------------------------------------------
423 [15: 0] Specify the output values (at the output driver inputs) for
424 GPIO[15:0], respectively.
425 ===============================================*/
426 #define ACX_GPIO_OUT_REG GPIO_OUT
427 #define ACX_MAX_GPIO_LINES 15
429 /*===============================================
430 Contention window -32bit, RW
431 ------------------------------------------
435 [06:00] Current contention window value - default is 0x1F
436 ===============================================*/
437 #define ACX_CONT_WIND_CFG_REG CONT_WIND_CFG
438 #define ACX_CONT_WIND_MIN_MASK 0x0000007f
439 #define ACX_CONT_WIND_MAX 0x03ff0000
441 /*===============================================
442 HI_CFG Interface Configuration Register Values
443 ------------------------------------------
444 ===============================================*/
445 #define HI_CFG_UART_ENABLE 0x00000004
446 #define HI_CFG_RST232_ENABLE 0x00000008
447 #define HI_CFG_CLOCK_REQ_SELECT 0x00000010
448 #define HI_CFG_HOST_INT_ENABLE 0x00000020
449 #define HI_CFG_VLYNQ_OUTPUT_ENABLE 0x00000040
450 #define HI_CFG_HOST_INT_ACTIVE_LOW 0x00000080
451 #define HI_CFG_UART_TX_OUT_GPIO_15 0x00000100
452 #define HI_CFG_UART_TX_OUT_GPIO_14 0x00000200
453 #define HI_CFG_UART_TX_OUT_GPIO_7 0x00000400
456 * NOTE: USE_ACTIVE_HIGH compilation flag should be defined in makefile
457 * for platforms using active high interrupt level
459 #ifdef USE_ACTIVE_HIGH
460 #define HI_CFG_DEF_VAL \
461 (HI_CFG_UART_ENABLE | \
462 HI_CFG_RST232_ENABLE | \
463 HI_CFG_CLOCK_REQ_SELECT | \
464 HI_CFG_HOST_INT_ENABLE)
466 #define HI_CFG_DEF_VAL \
467 (HI_CFG_UART_ENABLE | \
468 HI_CFG_RST232_ENABLE | \
469 HI_CFG_CLOCK_REQ_SELECT | \
470 HI_CFG_HOST_INT_ENABLE)
474 #define REF_FREQ_19_2 0
475 #define REF_FREQ_26_0 1
476 #define REF_FREQ_38_4 2
477 #define REF_FREQ_40_0 3
478 #define REF_FREQ_33_6 4
479 #define REF_FREQ_NUM 5
481 #define LUT_PARAM_INTEGER_DIVIDER 0
482 #define LUT_PARAM_FRACTIONAL_DIVIDER 1
483 #define LUT_PARAM_ATTN_BB 2
484 #define LUT_PARAM_ALPHA_BB 3
485 #define LUT_PARAM_STOP_TIME_BB 4
486 #define LUT_PARAM_BB_PLL_LOOP_FILTER 5
487 #define LUT_PARAM_NUM 6
489 #define ACX_EEPROMLESS_IND_REG (SCR_PAD4)
491 #define SOFT_RESET_MAX_TIME 1000000
492 #define SOFT_RESET_STALL_TIME 1000
493 #define NVS_DATA_BUNDARY_ALIGNMENT 4
496 /* Firmware image load chunk size */
497 #define CHUNK_SIZE 512
499 /* Firmware image header size */
500 #define FW_HDR_SIZE 8
502 #define ECPU_CONTROL_HALT 0x00000101
505 /******************************************************************************
507 CHANNELS, BAND & REG DOMAINS definitions
509 ******************************************************************************/
513 RADIO_BAND_2_4GHZ = 0, /* 2.4 Ghz band */
514 RADIO_BAND_5GHZ = 1, /* 5 Ghz band */
515 RADIO_BAND_JAPAN_4_9_GHZ = 2,
516 DEFAULT_BAND = RADIO_BAND_2_4GHZ,
518 MAX_RADIO_BANDS = 0xFF
521 #define SHORT_PREAMBLE_BIT BIT(0) /* CCK or Barker depending on the rate */
522 #define OFDM_RATE_BIT BIT(6)
523 #define PBCC_RATE_BIT BIT(7)
527 CCK_SHORT = SHORT_PREAMBLE_BIT,
528 PBCC_LONG = PBCC_RATE_BIT,
529 PBCC_SHORT = PBCC_RATE_BIT | SHORT_PREAMBLE_BIT,
533 /******************************************************************************
535 Transmit-Descriptor RATE-SET field definitions...
537 Define a new "Rate-Set" for TX path that incorporates the
538 Rate & Modulation info into a single 16-bit field.
541 b15 - Indicates Preamble type (1=SHORT, 0=LONG).
543 Must be LONG (0) for 1Mbps rate.
544 Does not apply (set to 0) for RevG-OFDM rates.
545 b14 - Indicates PBCC encoding (1=PBCC, 0=not).
547 Does not apply (set to 0) for rates 1 and 2 Mbps.
548 Does not apply (set to 0) for RevG-OFDM rates.
549 b13 - Unused (set to 0).
550 b12-b0 - Supported Rate indicator bits as defined below.
552 ******************************************************************************/
555 /*************************************************************************
557 Interrupt Trigger Register (Host -> WiLink)
559 **************************************************************************/
561 /* Hardware to Embedded CPU Interrupts - first 32-bit register set */
564 * Host Command Interrupt. Setting this bit masks
565 * the interrupt that the host issues to inform
566 * the FW that it has sent a command
567 * to the Wlan hardware Command Mailbox.
569 #define INTR_TRIG_CMD BIT(0)
572 * Host Event Acknowlegde Interrupt. The host
573 * sets this bit to acknowledge that it received
574 * the unsolicited information from the event
577 #define INTR_TRIG_EVENT_ACK BIT(1)
580 * The host sets this bit to inform the Wlan
581 * FW that a TX packet is in the XFER
584 #define INTR_TRIG_TX_PROC0 BIT(2)
587 * The host sets this bit to inform the FW
588 * that it read a packet from RX XFER
591 #define INTR_TRIG_RX_PROC0 BIT(3)
593 #define INTR_TRIG_DEBUG_ACK BIT(4)
595 #define INTR_TRIG_STATE_CHANGED BIT(5)
598 /* Hardware to Embedded CPU Interrupts - second 32-bit register set */
601 * The host sets this bit to inform the FW
602 * that it read a packet from RX XFER
605 #define INTR_TRIG_RX_PROC1 BIT(17)
608 * The host sets this bit to inform the Wlan
609 * hardware that a TX packet is in the XFER
612 #define INTR_TRIG_TX_PROC1 BIT(18)