1 /* Driver for Realtek PCI-Express card reader
2  *
3  * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License as published by the
7  * Free Software Foundation; either version 2, or (at your option) any
8  * later version.
9  *
10  * This program is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License along
16  * with this program; if not, see <http://www.gnu.org/licenses/>.
17  *
18  * Author:
19  *   Wei WANG <wei_wang@realsil.com.cn>
20  */
21 
22 #ifndef __RTSX_PCI_H
23 #define __RTSX_PCI_H
24 
25 #include <linux/sched.h>
26 #include <linux/pci.h>
27 #include <linux/rtsx_common.h>
28 
29 #define MAX_RW_REG_CNT			1024
30 
31 #define RTSX_HCBAR			0x00
32 #define RTSX_HCBCTLR			0x04
33 #define   STOP_CMD			(0x01 << 28)
34 #define   READ_REG_CMD			0
35 #define   WRITE_REG_CMD			1
36 #define   CHECK_REG_CMD			2
37 
38 #define RTSX_HDBAR			0x08
39 #define   RTSX_SG_INT			0x04
40 #define   RTSX_SG_END			0x02
41 #define   RTSX_SG_VALID			0x01
42 #define   RTSX_SG_NO_OP			0x00
43 #define   RTSX_SG_TRANS_DATA		(0x02 << 4)
44 #define   RTSX_SG_LINK_DESC		(0x03 << 4)
45 #define RTSX_HDBCTLR			0x0C
46 #define   SDMA_MODE			0x00
47 #define   ADMA_MODE			(0x02 << 26)
48 #define   STOP_DMA			(0x01 << 28)
49 #define   TRIG_DMA			(0x01 << 31)
50 
51 #define RTSX_HAIMR			0x10
52 #define   HAIMR_TRANS_START		(0x01 << 31)
53 #define   HAIMR_READ			0x00
54 #define   HAIMR_WRITE			(0x01 << 30)
55 #define   HAIMR_READ_START		(HAIMR_TRANS_START | HAIMR_READ)
56 #define   HAIMR_WRITE_START		(HAIMR_TRANS_START | HAIMR_WRITE)
57 #define   HAIMR_TRANS_END			(HAIMR_TRANS_START)
58 
59 #define RTSX_BIPR			0x14
60 #define   CMD_DONE_INT			(1 << 31)
61 #define   DATA_DONE_INT			(1 << 30)
62 #define   TRANS_OK_INT			(1 << 29)
63 #define   TRANS_FAIL_INT		(1 << 28)
64 #define   XD_INT			(1 << 27)
65 #define   MS_INT			(1 << 26)
66 #define   SD_INT			(1 << 25)
67 #define   GPIO0_INT			(1 << 24)
68 #define   OC_INT			(1 << 23)
69 #define   SD_WRITE_PROTECT		(1 << 19)
70 #define   XD_EXIST			(1 << 18)
71 #define   MS_EXIST			(1 << 17)
72 #define   SD_EXIST			(1 << 16)
73 #define   DELINK_INT			GPIO0_INT
74 #define   MS_OC_INT			(1 << 23)
75 #define   SD_OC_INT			(1 << 22)
76 
77 #define CARD_INT		(XD_INT | MS_INT | SD_INT)
78 #define NEED_COMPLETE_INT	(DATA_DONE_INT | TRANS_OK_INT | TRANS_FAIL_INT)
79 #define RTSX_INT		(CMD_DONE_INT | NEED_COMPLETE_INT | \
80 					CARD_INT | GPIO0_INT | OC_INT)
81 #define CARD_EXIST		(XD_EXIST | MS_EXIST | SD_EXIST)
82 
83 #define RTSX_BIER			0x18
84 #define   CMD_DONE_INT_EN		(1 << 31)
85 #define   DATA_DONE_INT_EN		(1 << 30)
86 #define   TRANS_OK_INT_EN		(1 << 29)
87 #define   TRANS_FAIL_INT_EN		(1 << 28)
88 #define   XD_INT_EN			(1 << 27)
89 #define   MS_INT_EN			(1 << 26)
90 #define   SD_INT_EN			(1 << 25)
91 #define   GPIO0_INT_EN			(1 << 24)
92 #define   OC_INT_EN			(1 << 23)
93 #define   DELINK_INT_EN			GPIO0_INT_EN
94 #define   MS_OC_INT_EN			(1 << 23)
95 #define   SD_OC_INT_EN			(1 << 22)
96 
97 
98 /*
99  * macros for easy use
100  */
101 #define rtsx_pci_writel(pcr, reg, value) \
102 	iowrite32(value, (pcr)->remap_addr + reg)
103 #define rtsx_pci_readl(pcr, reg) \
104 	ioread32((pcr)->remap_addr + reg)
105 #define rtsx_pci_writew(pcr, reg, value) \
106 	iowrite16(value, (pcr)->remap_addr + reg)
107 #define rtsx_pci_readw(pcr, reg) \
108 	ioread16((pcr)->remap_addr + reg)
109 #define rtsx_pci_writeb(pcr, reg, value) \
110 	iowrite8(value, (pcr)->remap_addr + reg)
111 #define rtsx_pci_readb(pcr, reg) \
112 	ioread8((pcr)->remap_addr + reg)
113 
114 #define rtsx_pci_read_config_byte(pcr, where, val) \
115 	pci_read_config_byte((pcr)->pci, where, val)
116 
117 #define rtsx_pci_write_config_byte(pcr, where, val) \
118 	pci_write_config_byte((pcr)->pci, where, val)
119 
120 #define rtsx_pci_read_config_dword(pcr, where, val) \
121 	pci_read_config_dword((pcr)->pci, where, val)
122 
123 #define rtsx_pci_write_config_dword(pcr, where, val) \
124 	pci_write_config_dword((pcr)->pci, where, val)
125 
126 #define STATE_TRANS_NONE		0
127 #define STATE_TRANS_CMD			1
128 #define STATE_TRANS_BUF			2
129 #define STATE_TRANS_SG			3
130 
131 #define TRANS_NOT_READY			0
132 #define TRANS_RESULT_OK			1
133 #define TRANS_RESULT_FAIL		2
134 #define TRANS_NO_DEVICE			3
135 
136 #define RTSX_RESV_BUF_LEN		4096
137 #define HOST_CMDS_BUF_LEN		1024
138 #define HOST_SG_TBL_BUF_LEN		(RTSX_RESV_BUF_LEN - HOST_CMDS_BUF_LEN)
139 #define HOST_SG_TBL_ITEMS		(HOST_SG_TBL_BUF_LEN / 8)
140 #define MAX_SG_ITEM_LEN			0x80000
141 #define HOST_TO_DEVICE			0
142 #define DEVICE_TO_HOST			1
143 
144 #define OUTPUT_3V3			0
145 #define OUTPUT_1V8			1
146 
147 #define RTSX_PHASE_MAX			32
148 #define RX_TUNING_CNT			3
149 
150 #define MS_CFG				0xFD40
151 #define   SAMPLE_TIME_RISING		0x00
152 #define   SAMPLE_TIME_FALLING		0x80
153 #define   PUSH_TIME_DEFAULT		0x00
154 #define   PUSH_TIME_ODD			0x40
155 #define   NO_EXTEND_TOGGLE		0x00
156 #define   EXTEND_TOGGLE_CHK		0x20
157 #define   MS_BUS_WIDTH_1		0x00
158 #define   MS_BUS_WIDTH_4		0x10
159 #define   MS_BUS_WIDTH_8		0x18
160 #define   MS_2K_SECTOR_MODE		0x04
161 #define   MS_512_SECTOR_MODE		0x00
162 #define   MS_TOGGLE_TIMEOUT_EN		0x00
163 #define   MS_TOGGLE_TIMEOUT_DISEN	0x01
164 #define MS_NO_CHECK_INT			0x02
165 #define MS_TPC				0xFD41
166 #define MS_TRANS_CFG			0xFD42
167 #define   WAIT_INT			0x80
168 #define   NO_WAIT_INT			0x00
169 #define   NO_AUTO_READ_INT_REG		0x00
170 #define   AUTO_READ_INT_REG		0x40
171 #define   MS_CRC16_ERR			0x20
172 #define   MS_RDY_TIMEOUT		0x10
173 #define   MS_INT_CMDNK			0x08
174 #define   MS_INT_BREQ			0x04
175 #define   MS_INT_ERR			0x02
176 #define   MS_INT_CED			0x01
177 #define MS_TRANSFER			0xFD43
178 #define   MS_TRANSFER_START		0x80
179 #define   MS_TRANSFER_END		0x40
180 #define   MS_TRANSFER_ERR		0x20
181 #define   MS_BS_STATE			0x10
182 #define   MS_TM_READ_BYTES		0x00
183 #define   MS_TM_NORMAL_READ		0x01
184 #define   MS_TM_WRITE_BYTES		0x04
185 #define   MS_TM_NORMAL_WRITE		0x05
186 #define   MS_TM_AUTO_READ		0x08
187 #define   MS_TM_AUTO_WRITE		0x0C
188 #define MS_INT_REG			0xFD44
189 #define MS_BYTE_CNT			0xFD45
190 #define MS_SECTOR_CNT_L			0xFD46
191 #define MS_SECTOR_CNT_H			0xFD47
192 #define MS_DBUS_H			0xFD48
193 
194 #define SD_CFG1				0xFDA0
195 #define   SD_CLK_DIVIDE_0		0x00
196 #define   SD_CLK_DIVIDE_256		0xC0
197 #define   SD_CLK_DIVIDE_128		0x80
198 #define   SD_BUS_WIDTH_1BIT		0x00
199 #define   SD_BUS_WIDTH_4BIT		0x01
200 #define   SD_BUS_WIDTH_8BIT		0x02
201 #define   SD_ASYNC_FIFO_NOT_RST		0x10
202 #define   SD_20_MODE			0x00
203 #define   SD_DDR_MODE			0x04
204 #define   SD_30_MODE			0x08
205 #define   SD_CLK_DIVIDE_MASK		0xC0
206 #define   SD_MODE_SELECT_MASK		0x0C
207 #define SD_CFG2				0xFDA1
208 #define   SD_CALCULATE_CRC7		0x00
209 #define   SD_NO_CALCULATE_CRC7		0x80
210 #define   SD_CHECK_CRC16		0x00
211 #define   SD_NO_CHECK_CRC16		0x40
212 #define   SD_NO_CHECK_WAIT_CRC_TO	0x20
213 #define   SD_WAIT_BUSY_END		0x08
214 #define   SD_NO_WAIT_BUSY_END		0x00
215 #define   SD_CHECK_CRC7			0x00
216 #define   SD_NO_CHECK_CRC7		0x04
217 #define   SD_RSP_LEN_0			0x00
218 #define   SD_RSP_LEN_6			0x01
219 #define   SD_RSP_LEN_17			0x02
220 #define   SD_RSP_TYPE_R0		0x04
221 #define   SD_RSP_TYPE_R1		0x01
222 #define   SD_RSP_TYPE_R1b		0x09
223 #define   SD_RSP_TYPE_R2		0x02
224 #define   SD_RSP_TYPE_R3		0x05
225 #define   SD_RSP_TYPE_R4		0x05
226 #define   SD_RSP_TYPE_R5		0x01
227 #define   SD_RSP_TYPE_R6		0x01
228 #define   SD_RSP_TYPE_R7		0x01
229 #define SD_CFG3				0xFDA2
230 #define   SD30_CLK_END_EN		0x10
231 #define   SD_RSP_80CLK_TIMEOUT_EN	0x01
232 
233 #define SD_STAT1			0xFDA3
234 #define   SD_CRC7_ERR			0x80
235 #define   SD_CRC16_ERR			0x40
236 #define   SD_CRC_WRITE_ERR		0x20
237 #define   SD_CRC_WRITE_ERR_MASK		0x1C
238 #define   GET_CRC_TIME_OUT		0x02
239 #define   SD_TUNING_COMPARE_ERR		0x01
240 #define SD_STAT2			0xFDA4
241 #define   SD_RSP_80CLK_TIMEOUT		0x01
242 
243 #define SD_BUS_STAT			0xFDA5
244 #define   SD_CLK_TOGGLE_EN		0x80
245 #define   SD_CLK_FORCE_STOP		0x40
246 #define   SD_DAT3_STATUS		0x10
247 #define   SD_DAT2_STATUS		0x08
248 #define   SD_DAT1_STATUS		0x04
249 #define   SD_DAT0_STATUS		0x02
250 #define   SD_CMD_STATUS			0x01
251 #define SD_PAD_CTL			0xFDA6
252 #define   SD_IO_USING_1V8		0x80
253 #define   SD_IO_USING_3V3		0x7F
254 #define   TYPE_A_DRIVING		0x00
255 #define   TYPE_B_DRIVING		0x01
256 #define   TYPE_C_DRIVING		0x02
257 #define   TYPE_D_DRIVING		0x03
258 #define SD_SAMPLE_POINT_CTL		0xFDA7
259 #define   DDR_FIX_RX_DAT		0x00
260 #define   DDR_VAR_RX_DAT		0x80
261 #define   DDR_FIX_RX_DAT_EDGE		0x00
262 #define   DDR_FIX_RX_DAT_14_DELAY	0x40
263 #define   DDR_FIX_RX_CMD		0x00
264 #define   DDR_VAR_RX_CMD		0x20
265 #define   DDR_FIX_RX_CMD_POS_EDGE	0x00
266 #define   DDR_FIX_RX_CMD_14_DELAY	0x10
267 #define   SD20_RX_POS_EDGE		0x00
268 #define   SD20_RX_14_DELAY		0x08
269 #define SD20_RX_SEL_MASK		0x08
270 #define SD_PUSH_POINT_CTL		0xFDA8
271 #define   DDR_FIX_TX_CMD_DAT		0x00
272 #define   DDR_VAR_TX_CMD_DAT		0x80
273 #define   DDR_FIX_TX_DAT_14_TSU		0x00
274 #define   DDR_FIX_TX_DAT_12_TSU		0x40
275 #define   DDR_FIX_TX_CMD_NEG_EDGE	0x00
276 #define   DDR_FIX_TX_CMD_14_AHEAD	0x20
277 #define   SD20_TX_NEG_EDGE		0x00
278 #define   SD20_TX_14_AHEAD		0x10
279 #define   SD20_TX_SEL_MASK		0x10
280 #define   DDR_VAR_SDCLK_POL_SWAP	0x01
281 #define SD_CMD0				0xFDA9
282 #define   SD_CMD_START			0x40
283 #define SD_CMD1				0xFDAA
284 #define SD_CMD2				0xFDAB
285 #define SD_CMD3				0xFDAC
286 #define SD_CMD4				0xFDAD
287 #define SD_CMD5				0xFDAE
288 #define SD_BYTE_CNT_L			0xFDAF
289 #define SD_BYTE_CNT_H			0xFDB0
290 #define SD_BLOCK_CNT_L			0xFDB1
291 #define SD_BLOCK_CNT_H			0xFDB2
292 #define SD_TRANSFER			0xFDB3
293 #define   SD_TRANSFER_START		0x80
294 #define   SD_TRANSFER_END		0x40
295 #define   SD_STAT_IDLE			0x20
296 #define   SD_TRANSFER_ERR		0x10
297 #define   SD_TM_NORMAL_WRITE		0x00
298 #define   SD_TM_AUTO_WRITE_3		0x01
299 #define   SD_TM_AUTO_WRITE_4		0x02
300 #define   SD_TM_AUTO_READ_3		0x05
301 #define   SD_TM_AUTO_READ_4		0x06
302 #define   SD_TM_CMD_RSP			0x08
303 #define   SD_TM_AUTO_WRITE_1		0x09
304 #define   SD_TM_AUTO_WRITE_2		0x0A
305 #define   SD_TM_NORMAL_READ		0x0C
306 #define   SD_TM_AUTO_READ_1		0x0D
307 #define   SD_TM_AUTO_READ_2		0x0E
308 #define   SD_TM_AUTO_TUNING		0x0F
309 #define SD_CMD_STATE			0xFDB5
310 #define   SD_CMD_IDLE			0x80
311 
312 #define SD_DATA_STATE			0xFDB6
313 #define   SD_DATA_IDLE			0x80
314 #define REG_SD_STOP_SDCLK_CFG		0xFDB8
315 #define   SD30_CLK_STOP_CFG_EN		0x04
316 #define   SD30_CLK_STOP_CFG1		0x02
317 #define   SD30_CLK_STOP_CFG0		0x01
318 #define REG_PRE_RW_MODE			0xFD70
319 #define EN_INFINITE_MODE		0x01
320 
321 #define SRCTL				0xFC13
322 
323 #define DCM_DRP_CTL			0xFC23
324 #define   DCM_RESET			0x08
325 #define   DCM_LOCKED			0x04
326 #define   DCM_208M			0x00
327 #define   DCM_TX			0x01
328 #define   DCM_RX			0x02
329 #define DCM_DRP_TRIG			0xFC24
330 #define   DRP_START			0x80
331 #define   DRP_DONE			0x40
332 #define DCM_DRP_CFG			0xFC25
333 #define   DRP_WRITE			0x80
334 #define   DRP_READ			0x00
335 #define   DCM_WRITE_ADDRESS_50		0x50
336 #define   DCM_WRITE_ADDRESS_51		0x51
337 #define   DCM_READ_ADDRESS_00		0x00
338 #define   DCM_READ_ADDRESS_51		0x51
339 #define DCM_DRP_WR_DATA_L		0xFC26
340 #define DCM_DRP_WR_DATA_H		0xFC27
341 #define DCM_DRP_RD_DATA_L		0xFC28
342 #define DCM_DRP_RD_DATA_H		0xFC29
343 #define SD_VPCLK0_CTL			0xFC2A
344 #define SD_VPCLK1_CTL			0xFC2B
345 #define   PHASE_SELECT_MASK		0x1F
346 #define SD_DCMPS0_CTL			0xFC2C
347 #define SD_DCMPS1_CTL			0xFC2D
348 #define SD_VPTX_CTL			SD_VPCLK0_CTL
349 #define SD_VPRX_CTL			SD_VPCLK1_CTL
350 #define   PHASE_CHANGE			0x80
351 #define   PHASE_NOT_RESET		0x40
352 #define SD_DCMPS_TX_CTL			SD_DCMPS0_CTL
353 #define SD_DCMPS_RX_CTL			SD_DCMPS1_CTL
354 #define   DCMPS_CHANGE			0x80
355 #define   DCMPS_CHANGE_DONE		0x40
356 #define   DCMPS_ERROR			0x20
357 #define   DCMPS_CURRENT_PHASE		0x1F
358 #define CARD_CLK_SOURCE			0xFC2E
359 #define   CRC_FIX_CLK			(0x00 << 0)
360 #define   CRC_VAR_CLK0			(0x01 << 0)
361 #define   CRC_VAR_CLK1			(0x02 << 0)
362 #define   SD30_FIX_CLK			(0x00 << 2)
363 #define   SD30_VAR_CLK0			(0x01 << 2)
364 #define   SD30_VAR_CLK1			(0x02 << 2)
365 #define   SAMPLE_FIX_CLK		(0x00 << 4)
366 #define   SAMPLE_VAR_CLK0		(0x01 << 4)
367 #define   SAMPLE_VAR_CLK1		(0x02 << 4)
368 #define CARD_PWR_CTL			0xFD50
369 #define   PMOS_STRG_MASK		0x10
370 #define   PMOS_STRG_800mA		0x10
371 #define   PMOS_STRG_400mA		0x00
372 #define   SD_POWER_OFF			0x03
373 #define   SD_PARTIAL_POWER_ON		0x01
374 #define   SD_POWER_ON			0x00
375 #define   SD_POWER_MASK			0x03
376 #define   MS_POWER_OFF			0x0C
377 #define   MS_PARTIAL_POWER_ON		0x04
378 #define   MS_POWER_ON			0x00
379 #define   MS_POWER_MASK			0x0C
380 #define   BPP_POWER_OFF			0x0F
381 #define   BPP_POWER_5_PERCENT_ON	0x0E
382 #define   BPP_POWER_10_PERCENT_ON	0x0C
383 #define   BPP_POWER_15_PERCENT_ON	0x08
384 #define   BPP_POWER_ON			0x00
385 #define   BPP_POWER_MASK		0x0F
386 #define   SD_VCC_PARTIAL_POWER_ON	0x02
387 #define   SD_VCC_POWER_ON		0x00
388 #define CARD_CLK_SWITCH			0xFD51
389 #define RTL8411B_PACKAGE_MODE		0xFD51
390 #define CARD_SHARE_MODE			0xFD52
391 #define   CARD_SHARE_MASK		0x0F
392 #define   CARD_SHARE_MULTI_LUN		0x00
393 #define   CARD_SHARE_NORMAL		0x00
394 #define   CARD_SHARE_48_SD		0x04
395 #define   CARD_SHARE_48_MS		0x08
396 #define   CARD_SHARE_BAROSSA_SD		0x01
397 #define   CARD_SHARE_BAROSSA_MS		0x02
398 #define CARD_DRIVE_SEL			0xFD53
399 #define   MS_DRIVE_8mA			(0x01 << 6)
400 #define   MMC_DRIVE_8mA			(0x01 << 4)
401 #define   XD_DRIVE_8mA			(0x01 << 2)
402 #define   GPIO_DRIVE_8mA		0x01
403 #define RTS5209_CARD_DRIVE_DEFAULT	(MS_DRIVE_8mA | MMC_DRIVE_8mA |\
404 					XD_DRIVE_8mA | GPIO_DRIVE_8mA)
405 #define RTL8411_CARD_DRIVE_DEFAULT	(MS_DRIVE_8mA | MMC_DRIVE_8mA |\
406 					XD_DRIVE_8mA)
407 #define RTSX_CARD_DRIVE_DEFAULT		(MS_DRIVE_8mA | GPIO_DRIVE_8mA)
408 
409 #define CARD_STOP			0xFD54
410 #define   SPI_STOP			0x01
411 #define   XD_STOP			0x02
412 #define   SD_STOP			0x04
413 #define   MS_STOP			0x08
414 #define   SPI_CLR_ERR			0x10
415 #define   XD_CLR_ERR			0x20
416 #define   SD_CLR_ERR			0x40
417 #define   MS_CLR_ERR			0x80
418 #define CARD_OE				0xFD55
419 #define   SD_OUTPUT_EN			0x04
420 #define   MS_OUTPUT_EN			0x08
421 #define CARD_AUTO_BLINK			0xFD56
422 #define CARD_GPIO_DIR			0xFD57
423 #define CARD_GPIO			0xFD58
424 #define CARD_DATA_SOURCE		0xFD5B
425 #define   PINGPONG_BUFFER		0x01
426 #define   RING_BUFFER			0x00
427 #define SD30_CLK_DRIVE_SEL		0xFD5A
428 #define   DRIVER_TYPE_A			0x05
429 #define   DRIVER_TYPE_B			0x03
430 #define   DRIVER_TYPE_C			0x02
431 #define   DRIVER_TYPE_D			0x01
432 #define CARD_SELECT			0xFD5C
433 #define   SD_MOD_SEL			2
434 #define   MS_MOD_SEL			3
435 #define SD30_DRIVE_SEL			0xFD5E
436 #define   CFG_DRIVER_TYPE_A		0x02
437 #define   CFG_DRIVER_TYPE_B		0x03
438 #define   CFG_DRIVER_TYPE_C		0x01
439 #define   CFG_DRIVER_TYPE_D		0x00
440 #define SD30_CMD_DRIVE_SEL		0xFD5E
441 #define SD30_DAT_DRIVE_SEL		0xFD5F
442 #define CARD_CLK_EN			0xFD69
443 #define   SD_CLK_EN			0x04
444 #define   MS_CLK_EN			0x08
445 #define   SD40_CLK_EN		0x10
446 #define SDIO_CTRL			0xFD6B
447 #define CD_PAD_CTL			0xFD73
448 #define   CD_DISABLE_MASK		0x07
449 #define   MS_CD_DISABLE			0x04
450 #define   SD_CD_DISABLE			0x02
451 #define   XD_CD_DISABLE			0x01
452 #define   CD_DISABLE			0x07
453 #define   CD_ENABLE			0x00
454 #define   MS_CD_EN_ONLY			0x03
455 #define   SD_CD_EN_ONLY			0x05
456 #define   XD_CD_EN_ONLY			0x06
457 #define   FORCE_CD_LOW_MASK		0x38
458 #define   FORCE_CD_XD_LOW		0x08
459 #define   FORCE_CD_SD_LOW		0x10
460 #define   FORCE_CD_MS_LOW		0x20
461 #define   CD_AUTO_DISABLE		0x40
462 #define FPDCTL				0xFC00
463 #define   SSC_POWER_DOWN		0x01
464 #define   SD_OC_POWER_DOWN		0x02
465 #define   ALL_POWER_DOWN		0x03
466 #define   OC_POWER_DOWN			0x02
467 #define PDINFO				0xFC01
468 
469 #define CLK_CTL				0xFC02
470 #define   CHANGE_CLK			0x01
471 #define   CLK_LOW_FREQ			0x01
472 
473 #define CLK_DIV				0xFC03
474 #define   CLK_DIV_1			0x01
475 #define   CLK_DIV_2			0x02
476 #define   CLK_DIV_4			0x03
477 #define   CLK_DIV_8			0x04
478 #define CLK_SEL				0xFC04
479 
480 #define SSC_DIV_N_0			0xFC0F
481 #define SSC_DIV_N_1			0xFC10
482 #define SSC_CTL1			0xFC11
483 #define    SSC_RSTB			0x80
484 #define    SSC_8X_EN			0x40
485 #define    SSC_FIX_FRAC			0x20
486 #define    SSC_SEL_1M			0x00
487 #define    SSC_SEL_2M			0x08
488 #define    SSC_SEL_4M			0x10
489 #define    SSC_SEL_8M			0x18
490 #define SSC_CTL2			0xFC12
491 #define    SSC_DEPTH_MASK		0x07
492 #define    SSC_DEPTH_DISALBE		0x00
493 #define    SSC_DEPTH_4M			0x01
494 #define    SSC_DEPTH_2M			0x02
495 #define    SSC_DEPTH_1M			0x03
496 #define    SSC_DEPTH_500K		0x04
497 #define    SSC_DEPTH_250K		0x05
498 #define RCCTL				0xFC14
499 
500 #define FPGA_PULL_CTL			0xFC1D
501 #define OLT_LED_CTL			0xFC1E
502 #define   LED_SHINE_MASK		0x08
503 #define   LED_SHINE_EN			0x08
504 #define   LED_SHINE_DISABLE		0x00
505 #define GPIO_CTL			0xFC1F
506 
507 #define LDO_CTL				0xFC1E
508 #define   BPP_ASIC_1V7			0x00
509 #define   BPP_ASIC_1V8			0x01
510 #define   BPP_ASIC_1V9			0x02
511 #define   BPP_ASIC_2V0			0x03
512 #define   BPP_ASIC_2V7			0x04
513 #define   BPP_ASIC_2V8			0x05
514 #define   BPP_ASIC_3V2			0x06
515 #define   BPP_ASIC_3V3			0x07
516 #define   BPP_REG_TUNED18		0x07
517 #define   BPP_TUNED18_SHIFT_8402	5
518 #define   BPP_TUNED18_SHIFT_8411	4
519 #define   BPP_PAD_MASK			0x04
520 #define   BPP_PAD_3V3			0x04
521 #define   BPP_PAD_1V8			0x00
522 #define   BPP_LDO_POWB			0x03
523 #define   BPP_LDO_ON			0x00
524 #define   BPP_LDO_SUSPEND		0x02
525 #define   BPP_LDO_OFF			0x03
526 #define EFUSE_CTL			0xFC30
527 #define EFUSE_ADD			0xFC31
528 #define SYS_VER				0xFC32
529 #define EFUSE_DATAL			0xFC34
530 #define EFUSE_DATAH			0xFC35
531 
532 #define CARD_PULL_CTL1			0xFD60
533 #define CARD_PULL_CTL2			0xFD61
534 #define CARD_PULL_CTL3			0xFD62
535 #define CARD_PULL_CTL4			0xFD63
536 #define CARD_PULL_CTL5			0xFD64
537 #define CARD_PULL_CTL6			0xFD65
538 
539 /* PCI Express Related Registers */
540 #define IRQEN0				0xFE20
541 #define IRQSTAT0			0xFE21
542 #define    DMA_DONE_INT			0x80
543 #define    SUSPEND_INT			0x40
544 #define    LINK_RDY_INT			0x20
545 #define    LINK_DOWN_INT		0x10
546 #define IRQEN1				0xFE22
547 #define IRQSTAT1			0xFE23
548 #define TLPRIEN				0xFE24
549 #define TLPRISTAT			0xFE25
550 #define TLPTIEN				0xFE26
551 #define TLPTISTAT			0xFE27
552 #define DMATC0				0xFE28
553 #define DMATC1				0xFE29
554 #define DMATC2				0xFE2A
555 #define DMATC3				0xFE2B
556 #define DMACTL				0xFE2C
557 #define   DMA_RST			0x80
558 #define   DMA_BUSY			0x04
559 #define   DMA_DIR_TO_CARD		0x00
560 #define   DMA_DIR_FROM_CARD		0x02
561 #define   DMA_EN			0x01
562 #define   DMA_128			(0 << 4)
563 #define   DMA_256			(1 << 4)
564 #define   DMA_512			(2 << 4)
565 #define   DMA_1024			(3 << 4)
566 #define   DMA_PACK_SIZE_MASK		0x30
567 #define BCTL				0xFE2D
568 #define RBBC0				0xFE2E
569 #define RBBC1				0xFE2F
570 #define RBDAT				0xFE30
571 #define RBCTL				0xFE34
572 #define   U_AUTO_DMA_EN_MASK		0x20
573 #define   U_AUTO_DMA_DISABLE		0x00
574 #define   RB_FLUSH			0x80
575 #define CFGADDR0			0xFE35
576 #define CFGADDR1			0xFE36
577 #define CFGDATA0			0xFE37
578 #define CFGDATA1			0xFE38
579 #define CFGDATA2			0xFE39
580 #define CFGDATA3			0xFE3A
581 #define CFGRWCTL			0xFE3B
582 #define PHYRWCTL			0xFE3C
583 #define PHYDATA0			0xFE3D
584 #define PHYDATA1			0xFE3E
585 #define PHYADDR				0xFE3F
586 #define MSGRXDATA0			0xFE40
587 #define MSGRXDATA1			0xFE41
588 #define MSGRXDATA2			0xFE42
589 #define MSGRXDATA3			0xFE43
590 #define MSGTXDATA0			0xFE44
591 #define MSGTXDATA1			0xFE45
592 #define MSGTXDATA2			0xFE46
593 #define MSGTXDATA3			0xFE47
594 #define MSGTXCTL			0xFE48
595 #define LTR_CTL				0xFE4A
596 #define LTR_TX_EN_MASK		BIT(7)
597 #define LTR_TX_EN_1			BIT(7)
598 #define LTR_TX_EN_0			0
599 #define LTR_LATENCY_MODE_MASK		BIT(6)
600 #define LTR_LATENCY_MODE_HW		0
601 #define LTR_LATENCY_MODE_SW		BIT(6)
602 #define OBFF_CFG			0xFE4C
603 #define   OBFF_EN_MASK			0x03
604 #define   OBFF_DISABLE			0x00
605 
606 #define CDRESUMECTL			0xFE52
607 #define WAKE_SEL_CTL			0xFE54
608 #define PCLK_CTL			0xFE55
609 #define   PCLK_MODE_SEL			0x20
610 #define PME_FORCE_CTL			0xFE56
611 
612 #define ASPM_FORCE_CTL			0xFE57
613 #define   FORCE_ASPM_CTL0		0x10
614 #define   FORCE_ASPM_VAL_MASK		0x03
615 #define   FORCE_ASPM_L1_EN		0x02
616 #define   FORCE_ASPM_L0_EN		0x01
617 #define   FORCE_ASPM_NO_ASPM		0x00
618 #define PM_CLK_FORCE_CTL		0xFE58
619 #define   CLK_PM_EN			0x01
620 #define FUNC_FORCE_CTL			0xFE59
621 #define   FUNC_FORCE_UPME_XMT_DBG	0x02
622 #define PERST_GLITCH_WIDTH		0xFE5C
623 #define CHANGE_LINK_STATE		0xFE5B
624 #define RESET_LOAD_REG			0xFE5E
625 #define EFUSE_CONTENT			0xFE5F
626 #define HOST_SLEEP_STATE		0xFE60
627 #define   HOST_ENTER_S1			1
628 #define   HOST_ENTER_S3			2
629 
630 #define SDIO_CFG			0xFE70
631 #define PM_EVENT_DEBUG			0xFE71
632 #define   PME_DEBUG_0			0x08
633 #define NFTS_TX_CTRL			0xFE72
634 
635 #define PWR_GATE_CTRL			0xFE75
636 #define   PWR_GATE_EN			0x01
637 #define   LDO3318_PWR_MASK		0x06
638 #define   LDO_ON			0x00
639 #define   LDO_SUSPEND			0x04
640 #define   LDO_OFF			0x06
641 #define PWD_SUSPEND_EN			0xFE76
642 #define LDO_PWR_SEL			0xFE78
643 
644 #define L1SUB_CONFIG1			0xFE8D
645 #define   AUX_CLK_ACTIVE_SEL_MASK	0x01
646 #define   MAC_CKSW_DONE			0x00
647 #define L1SUB_CONFIG2			0xFE8E
648 #define   L1SUB_AUTO_CFG		0x02
649 #define L1SUB_CONFIG3			0xFE8F
650 #define   L1OFF_MBIAS2_EN_5250		BIT(7)
651 
652 #define DUMMY_REG_RESET_0		0xFE90
653 #define   IC_VERSION_MASK		0x0F
654 
655 #define REG_VREF			0xFE97
656 #define   PWD_SUSPND_EN			0x10
657 #define RTS5260_DMA_RST_CTL_0		0xFEBF
658 #define   RTS5260_DMA_RST		0x80
659 #define   RTS5260_ADMA3_RST		0x40
660 #define AUTOLOAD_CFG_BASE		0xFF00
661 #define RELINK_TIME_MASK		0x01
662 #define PETXCFG				0xFF03
663 #define FORCE_CLKREQ_DELINK_MASK	BIT(7)
664 #define FORCE_CLKREQ_LOW	0x80
665 #define FORCE_CLKREQ_HIGH	0x00
666 
667 #define PM_CTRL1			0xFF44
668 #define   CD_RESUME_EN_MASK		0xF0
669 
670 #define PM_CTRL2			0xFF45
671 #define PM_CTRL3			0xFF46
672 #define   SDIO_SEND_PME_EN		0x80
673 #define   FORCE_RC_MODE_ON		0x40
674 #define   FORCE_RX50_LINK_ON		0x20
675 #define   D3_DELINK_MODE_EN		0x10
676 #define   USE_PESRTB_CTL_DELINK		0x08
677 #define   DELAY_PIN_WAKE		0x04
678 #define   RESET_PIN_WAKE		0x02
679 #define   PM_WAKE_EN			0x01
680 #define PM_CTRL4			0xFF47
681 
682 /* Memory mapping */
683 #define SRAM_BASE			0xE600
684 #define RBUF_BASE			0xF400
685 #define PPBUF_BASE1			0xF800
686 #define PPBUF_BASE2			0xFA00
687 #define IMAGE_FLAG_ADDR0		0xCE80
688 #define IMAGE_FLAG_ADDR1		0xCE81
689 
690 #define RREF_CFG			0xFF6C
691 #define   RREF_VBGSEL_MASK		0x38
692 #define   RREF_VBGSEL_1V25		0x28
693 
694 #define OOBS_CONFIG			0xFF6E
695 #define   OOBS_AUTOK_DIS		0x80
696 #define   OOBS_VAL_MASK			0x1F
697 
698 #define LDO_DV18_CFG			0xFF70
699 #define   LDO_DV18_SR_MASK		0xC0
700 #define   LDO_DV18_SR_DF		0x40
701 #define   DV331812_MASK			0x70
702 #define   DV331812_33			0x70
703 #define   DV331812_17			0x30
704 
705 #define LDO_CONFIG2			0xFF71
706 #define   LDO_D3318_MASK		0x07
707 #define   LDO_D3318_33V			0x07
708 #define   LDO_D3318_18V			0x02
709 #define   DV331812_VDD1			0x04
710 #define   DV331812_POWERON		0x08
711 #define   DV331812_POWEROFF		0x00
712 
713 #define LDO_VCC_CFG0			0xFF72
714 #define   LDO_VCC_LMTVTH_MASK		0x30
715 #define   LDO_VCC_LMTVTH_2A		0x10
716 /*RTS5260*/
717 #define   RTS5260_DVCC_TUNE_MASK	0x70
718 #define   RTS5260_DVCC_33		0x70
719 
720 #define LDO_VCC_CFG1			0xFF73
721 #define   LDO_VCC_REF_TUNE_MASK		0x30
722 #define   LDO_VCC_REF_1V2		0x20
723 #define   LDO_VCC_TUNE_MASK		0x07
724 #define   LDO_VCC_1V8			0x04
725 #define   LDO_VCC_3V3			0x07
726 #define   LDO_VCC_LMT_EN		0x08
727 /*RTS5260*/
728 #define	  LDO_POW_SDVDD1_MASK		0x08
729 #define	  LDO_POW_SDVDD1_ON		0x08
730 #define	  LDO_POW_SDVDD1_OFF		0x00
731 
732 #define LDO_VIO_CFG			0xFF75
733 #define   LDO_VIO_SR_MASK		0xC0
734 #define   LDO_VIO_SR_DF			0x40
735 #define   LDO_VIO_REF_TUNE_MASK		0x30
736 #define   LDO_VIO_REF_1V2		0x20
737 #define   LDO_VIO_TUNE_MASK		0x07
738 #define   LDO_VIO_1V7			0x03
739 #define   LDO_VIO_1V8			0x04
740 #define   LDO_VIO_3V3			0x07
741 
742 #define LDO_DV12S_CFG			0xFF76
743 #define   LDO_REF12_TUNE_MASK		0x18
744 #define   LDO_REF12_TUNE_DF		0x10
745 #define   LDO_D12_TUNE_MASK		0x07
746 #define   LDO_D12_TUNE_DF		0x04
747 
748 #define LDO_AV12S_CFG			0xFF77
749 #define   LDO_AV12S_TUNE_MASK		0x07
750 #define   LDO_AV12S_TUNE_DF		0x04
751 
752 #define SD40_LDO_CTL1			0xFE7D
753 #define   SD40_VIO_TUNE_MASK		0x70
754 #define   SD40_VIO_TUNE_1V7		0x30
755 #define   SD_VIO_LDO_1V8		0x40
756 #define   SD_VIO_LDO_3V3		0x70
757 
758 #define RTS5260_AUTOLOAD_CFG4		0xFF7F
759 #define   RTS5260_MIMO_DISABLE		0x8A
760 
761 #define RTS5260_REG_GPIO_CTL0		0xFC1A
762 #define   RTS5260_REG_GPIO_MASK		0x01
763 #define   RTS5260_REG_GPIO_ON		0x01
764 #define   RTS5260_REG_GPIO_OFF		0x00
765 
766 #define PWR_GLOBAL_CTRL			0xF200
767 #define PCIE_L1_2_EN			0x0C
768 #define PCIE_L1_1_EN			0x0A
769 #define PCIE_L1_0_EN			0x09
770 #define PWR_FE_CTL			0xF201
771 #define PCIE_L1_2_PD_FE_EN		0x0C
772 #define PCIE_L1_1_PD_FE_EN		0x0A
773 #define PCIE_L1_0_PD_FE_EN		0x09
774 #define CFG_PCIE_APHY_OFF_0		0xF204
775 #define CFG_PCIE_APHY_OFF_0_DEFAULT	0xBF
776 #define CFG_PCIE_APHY_OFF_1		0xF205
777 #define CFG_PCIE_APHY_OFF_1_DEFAULT	0xFF
778 #define CFG_PCIE_APHY_OFF_2		0xF206
779 #define CFG_PCIE_APHY_OFF_2_DEFAULT	0x01
780 #define CFG_PCIE_APHY_OFF_3		0xF207
781 #define CFG_PCIE_APHY_OFF_3_DEFAULT	0x00
782 #define CFG_L1_0_PCIE_MAC_RET_VALUE	0xF20C
783 #define CFG_L1_0_PCIE_DPHY_RET_VALUE	0xF20E
784 #define CFG_L1_0_SYS_RET_VALUE		0xF210
785 #define CFG_L1_0_CRC_MISC_RET_VALUE	0xF212
786 #define CFG_L1_0_CRC_SD30_RET_VALUE	0xF214
787 #define CFG_L1_0_CRC_SD40_RET_VALUE	0xF216
788 #define CFG_LP_FPWM_VALUE		0xF219
789 #define CFG_LP_FPWM_VALUE_DEFAULT	0x18
790 #define PWC_CDR				0xF253
791 #define PWC_CDR_DEFAULT			0x03
792 #define CFG_L1_0_RET_VALUE_DEFAULT	0x1B
793 #define CFG_L1_0_CRC_MISC_RET_VALUE_DEFAULT	0x0C
794 
795 /* OCPCTL */
796 #define SD_DETECT_EN			0x08
797 #define SD_OCP_INT_EN			0x04
798 #define SD_OCP_INT_CLR			0x02
799 #define SD_OC_CLR			0x01
800 
801 #define SDVIO_DETECT_EN			(1 << 7)
802 #define SDVIO_OCP_INT_EN		(1 << 6)
803 #define SDVIO_OCP_INT_CLR		(1 << 5)
804 #define SDVIO_OC_CLR			(1 << 4)
805 
806 /* OCPSTAT */
807 #define SD_OCP_DETECT			0x08
808 #define SD_OC_NOW			0x04
809 #define SD_OC_EVER			0x02
810 
811 #define SDVIO_OC_NOW			(1 << 6)
812 #define SDVIO_OC_EVER			(1 << 5)
813 
814 #define REG_OCPCTL			0xFD6A
815 #define REG_OCPSTAT			0xFD6E
816 #define REG_OCPGLITCH			0xFD6C
817 #define REG_OCPPARA1			0xFD6B
818 #define REG_OCPPARA2			0xFD6D
819 
820 /* rts5260 DV3318 OCP-related registers */
821 #define REG_DV3318_OCPCTL		0xFD89
822 #define DV3318_OCP_TIME_MASK	0xF0
823 #define DV3318_DETECT_EN		0x08
824 #define DV3318_OCP_INT_EN		0x04
825 #define DV3318_OCP_INT_CLR		0x02
826 #define DV3318_OCP_CLR			0x01
827 
828 #define REG_DV3318_OCPSTAT		0xFD8A
829 #define DV3318_OCP_GlITCH_TIME_MASK	0xF0
830 #define DV3318_OCP_DETECT		0x08
831 #define DV3318_OCP_NOW			0x04
832 #define DV3318_OCP_EVER			0x02
833 
834 #define SD_OCP_GLITCH_MASK		0x0F
835 
836 /* OCPPARA1 */
837 #define SDVIO_OCP_TIME_60		0x00
838 #define SDVIO_OCP_TIME_100		0x10
839 #define SDVIO_OCP_TIME_200		0x20
840 #define SDVIO_OCP_TIME_400		0x30
841 #define SDVIO_OCP_TIME_600		0x40
842 #define SDVIO_OCP_TIME_800		0x50
843 #define SDVIO_OCP_TIME_1100		0x60
844 #define SDVIO_OCP_TIME_MASK		0x70
845 
846 #define SD_OCP_TIME_60			0x00
847 #define SD_OCP_TIME_100			0x01
848 #define SD_OCP_TIME_200			0x02
849 #define SD_OCP_TIME_400			0x03
850 #define SD_OCP_TIME_600			0x04
851 #define SD_OCP_TIME_800			0x05
852 #define SD_OCP_TIME_1100		0x06
853 #define SD_OCP_TIME_MASK		0x07
854 
855 /* OCPPARA2 */
856 #define SDVIO_OCP_THD_190		0x00
857 #define SDVIO_OCP_THD_250		0x10
858 #define SDVIO_OCP_THD_320		0x20
859 #define SDVIO_OCP_THD_380		0x30
860 #define SDVIO_OCP_THD_440		0x40
861 #define SDVIO_OCP_THD_500		0x50
862 #define SDVIO_OCP_THD_570		0x60
863 #define SDVIO_OCP_THD_630		0x70
864 #define SDVIO_OCP_THD_MASK		0x70
865 
866 #define SD_OCP_THD_450			0x00
867 #define SD_OCP_THD_550			0x01
868 #define SD_OCP_THD_650			0x02
869 #define SD_OCP_THD_750			0x03
870 #define SD_OCP_THD_850			0x04
871 #define SD_OCP_THD_950			0x05
872 #define SD_OCP_THD_1050			0x06
873 #define SD_OCP_THD_1150			0x07
874 #define SD_OCP_THD_MASK			0x07
875 
876 #define SDVIO_OCP_GLITCH_MASK		0xF0
877 #define SDVIO_OCP_GLITCH_NONE		0x00
878 #define SDVIO_OCP_GLITCH_50U		0x10
879 #define SDVIO_OCP_GLITCH_100U		0x20
880 #define SDVIO_OCP_GLITCH_200U		0x30
881 #define SDVIO_OCP_GLITCH_600U		0x40
882 #define SDVIO_OCP_GLITCH_800U		0x50
883 #define SDVIO_OCP_GLITCH_1M		0x60
884 #define SDVIO_OCP_GLITCH_2M		0x70
885 #define SDVIO_OCP_GLITCH_3M		0x80
886 #define SDVIO_OCP_GLITCH_4M		0x90
887 #define SDVIO_OCP_GLIVCH_5M		0xA0
888 #define SDVIO_OCP_GLITCH_6M		0xB0
889 #define SDVIO_OCP_GLITCH_7M		0xC0
890 #define SDVIO_OCP_GLITCH_8M		0xD0
891 #define SDVIO_OCP_GLITCH_9M		0xE0
892 #define SDVIO_OCP_GLITCH_10M		0xF0
893 
894 #define SD_OCP_GLITCH_MASK		0x0F
895 #define SD_OCP_GLITCH_NONE		0x00
896 #define SD_OCP_GLITCH_50U		0x01
897 #define SD_OCP_GLITCH_100U		0x02
898 #define SD_OCP_GLITCH_200U		0x03
899 #define SD_OCP_GLITCH_600U		0x04
900 #define SD_OCP_GLITCH_800U		0x05
901 #define SD_OCP_GLITCH_1M		0x06
902 #define SD_OCP_GLITCH_2M		0x07
903 #define SD_OCP_GLITCH_3M		0x08
904 #define SD_OCP_GLITCH_4M		0x09
905 #define SD_OCP_GLIVCH_5M		0x0A
906 #define SD_OCP_GLITCH_6M		0x0B
907 #define SD_OCP_GLITCH_7M		0x0C
908 #define SD_OCP_GLITCH_8M		0x0D
909 #define SD_OCP_GLITCH_9M		0x0E
910 #define SD_OCP_GLITCH_10M		0x0F
911 
912 /* Phy register */
913 #define PHY_PCR				0x00
914 #define   PHY_PCR_FORCE_CODE		0xB000
915 #define   PHY_PCR_OOBS_CALI_50		0x0800
916 #define   PHY_PCR_OOBS_VCM_08		0x0200
917 #define   PHY_PCR_OOBS_SEN_90		0x0040
918 #define   PHY_PCR_RSSI_EN		0x0002
919 #define   PHY_PCR_RX10K			0x0001
920 
921 #define PHY_RCR0			0x01
922 #define PHY_RCR1			0x02
923 #define   PHY_RCR1_ADP_TIME_4		0x0400
924 #define   PHY_RCR1_VCO_COARSE		0x001F
925 #define   PHY_RCR1_INIT_27S		0x0A1F
926 #define PHY_SSCCR2			0x02
927 #define   PHY_SSCCR2_PLL_NCODE		0x0A00
928 #define   PHY_SSCCR2_TIME0		0x001C
929 #define   PHY_SSCCR2_TIME2_WIDTH	0x0003
930 
931 #define PHY_RCR2			0x03
932 #define   PHY_RCR2_EMPHASE_EN		0x8000
933 #define   PHY_RCR2_NADJR		0x4000
934 #define   PHY_RCR2_CDR_SR_2		0x0100
935 #define   PHY_RCR2_FREQSEL_12		0x0040
936 #define   PHY_RCR2_CDR_SC_12P		0x0010
937 #define   PHY_RCR2_CALIB_LATE		0x0002
938 #define   PHY_RCR2_INIT_27S		0xC152
939 #define PHY_SSCCR3			0x03
940 #define   PHY_SSCCR3_STEP_IN		0x2740
941 #define   PHY_SSCCR3_CHECK_DELAY	0x0008
942 #define _PHY_ANA03			0x03
943 #define   _PHY_ANA03_TIMER_MAX		0x2700
944 #define   _PHY_ANA03_OOBS_DEB_EN	0x0040
945 #define   _PHY_CMU_DEBUG_EN		0x0008
946 
947 #define PHY_RTCR			0x04
948 #define PHY_RDR				0x05
949 #define   PHY_RDR_RXDSEL_1_9		0x4000
950 #define   PHY_SSC_AUTO_PWD		0x0600
951 #define PHY_TCR0			0x06
952 #define PHY_TCR1			0x07
953 #define PHY_TUNE			0x08
954 #define   PHY_TUNE_TUNEREF_1_0		0x4000
955 #define   PHY_TUNE_VBGSEL_1252		0x0C00
956 #define   PHY_TUNE_SDBUS_33		0x0200
957 #define   PHY_TUNE_TUNED18		0x01C0
958 #define   PHY_TUNE_TUNED12		0X0020
959 #define   PHY_TUNE_TUNEA12		0x0004
960 #define   PHY_TUNE_VOLTAGE_MASK		0xFC3F
961 #define   PHY_TUNE_VOLTAGE_3V3		0x03C0
962 #define   PHY_TUNE_D18_1V8		0x0100
963 #define   PHY_TUNE_D18_1V7		0x0080
964 #define PHY_ANA08			0x08
965 #define   PHY_ANA08_RX_EQ_DCGAIN	0x5000
966 #define   PHY_ANA08_SEL_RX_EN		0x0400
967 #define   PHY_ANA08_RX_EQ_VAL		0x03C0
968 #define   PHY_ANA08_SCP			0x0020
969 #define   PHY_ANA08_SEL_IPI		0x0004
970 
971 #define PHY_IMR				0x09
972 #define PHY_BPCR			0x0A
973 #define   PHY_BPCR_IBRXSEL		0x0400
974 #define   PHY_BPCR_IBTXSEL		0x0100
975 #define   PHY_BPCR_IB_FILTER		0x0080
976 #define   PHY_BPCR_CMIRROR_EN		0x0040
977 
978 #define PHY_BIST			0x0B
979 #define PHY_RAW_L			0x0C
980 #define PHY_RAW_H			0x0D
981 #define PHY_RAW_DATA			0x0E
982 #define PHY_HOST_CLK_CTRL		0x0F
983 #define PHY_DMR				0x10
984 #define PHY_BACR			0x11
985 #define   PHY_BACR_BASIC_MASK		0xFFF3
986 #define PHY_IER				0x12
987 #define PHY_BCSR			0x13
988 #define PHY_BPR				0x14
989 #define PHY_BPNR2			0x15
990 #define PHY_BPNR			0x16
991 #define PHY_BRNR2			0x17
992 #define PHY_BENR			0x18
993 #define PHY_REV				0x19
994 #define   PHY_REV_RESV			0xE000
995 #define   PHY_REV_RXIDLE_LATCHED	0x1000
996 #define   PHY_REV_P1_EN			0x0800
997 #define   PHY_REV_RXIDLE_EN		0x0400
998 #define   PHY_REV_CLKREQ_TX_EN		0x0200
999 #define   PHY_REV_CLKREQ_RX_EN		0x0100
1000 #define   PHY_REV_CLKREQ_DT_1_0		0x0040
1001 #define   PHY_REV_STOP_CLKRD		0x0020
1002 #define   PHY_REV_RX_PWST		0x0008
1003 #define   PHY_REV_STOP_CLKWR		0x0004
1004 #define _PHY_REV0			0x19
1005 #define   _PHY_REV0_FILTER_OUT		0x3800
1006 #define   _PHY_REV0_CDR_BYPASS_PFD	0x0100
1007 #define   _PHY_REV0_CDR_RX_IDLE_BYPASS	0x0002
1008 
1009 #define PHY_FLD0			0x1A
1010 #define PHY_ANA1A			0x1A
1011 #define   PHY_ANA1A_TXR_LOOPBACK	0x2000
1012 #define   PHY_ANA1A_RXT_BIST		0x0500
1013 #define   PHY_ANA1A_TXR_BIST		0x0040
1014 #define   PHY_ANA1A_REV			0x0006
1015 #define   PHY_FLD0_INIT_27S		0x2546
1016 #define PHY_FLD1			0x1B
1017 #define PHY_FLD2			0x1C
1018 #define PHY_FLD3			0x1D
1019 #define   PHY_FLD3_TIMER_4		0x0800
1020 #define   PHY_FLD3_TIMER_6		0x0020
1021 #define   PHY_FLD3_RXDELINK		0x0004
1022 #define   PHY_FLD3_INIT_27S		0x0004
1023 #define PHY_ANA1D			0x1D
1024 #define   PHY_ANA1D_DEBUG_ADDR		0x0004
1025 #define _PHY_FLD0			0x1D
1026 #define   _PHY_FLD0_CLK_REQ_20C		0x8000
1027 #define   _PHY_FLD0_RX_IDLE_EN		0x1000
1028 #define   _PHY_FLD0_BIT_ERR_RSTN	0x0800
1029 #define   _PHY_FLD0_BER_COUNT		0x01E0
1030 #define   _PHY_FLD0_BER_TIMER		0x001E
1031 #define   _PHY_FLD0_CHECK_EN		0x0001
1032 
1033 #define PHY_FLD4			0x1E
1034 #define   PHY_FLD4_FLDEN_SEL		0x4000
1035 #define   PHY_FLD4_REQ_REF		0x2000
1036 #define   PHY_FLD4_RXAMP_OFF		0x1000
1037 #define   PHY_FLD4_REQ_ADDA		0x0800
1038 #define   PHY_FLD4_BER_COUNT		0x00E0
1039 #define   PHY_FLD4_BER_TIMER		0x000A
1040 #define   PHY_FLD4_BER_CHK_EN		0x0001
1041 #define   PHY_FLD4_INIT_27S		0x5C7F
1042 #define PHY_DIG1E			0x1E
1043 #define   PHY_DIG1E_REV			0x4000
1044 #define   PHY_DIG1E_D0_X_D1		0x1000
1045 #define   PHY_DIG1E_RX_ON_HOST		0x0800
1046 #define   PHY_DIG1E_RCLK_REF_HOST	0x0400
1047 #define   PHY_DIG1E_RCLK_TX_EN_KEEP	0x0040
1048 #define   PHY_DIG1E_RCLK_TX_TERM_KEEP	0x0020
1049 #define   PHY_DIG1E_RCLK_RX_EIDLE_ON	0x0010
1050 #define   PHY_DIG1E_TX_TERM_KEEP	0x0008
1051 #define   PHY_DIG1E_RX_TERM_KEEP	0x0004
1052 #define   PHY_DIG1E_TX_EN_KEEP		0x0002
1053 #define   PHY_DIG1E_RX_EN_KEEP		0x0001
1054 #define PHY_DUM_REG			0x1F
1055 
1056 #define PCR_ASPM_SETTING_REG1		0x160
1057 #define PCR_ASPM_SETTING_REG2		0x168
1058 #define PCR_ASPM_SETTING_5260		0x178
1059 
1060 #define PCR_SETTING_REG1		0x724
1061 #define PCR_SETTING_REG2		0x814
1062 #define PCR_SETTING_REG3		0x747
1063 
1064 #define rtsx_pci_init_cmd(pcr)		((pcr)->ci = 0)
1065 
1066 #define RTS5227_DEVICE_ID		0x5227
1067 #define RTS_MAX_TIMES_FREQ_REDUCTION	8
1068 
1069 struct rtsx_pcr;
1070 
1071 struct pcr_handle {
1072 	struct rtsx_pcr			*pcr;
1073 };
1074 
1075 struct pcr_ops {
1076 	int (*write_phy)(struct rtsx_pcr *pcr, u8 addr, u16 val);
1077 	int (*read_phy)(struct rtsx_pcr *pcr, u8 addr, u16 *val);
1078 	int		(*extra_init_hw)(struct rtsx_pcr *pcr);
1079 	int		(*optimize_phy)(struct rtsx_pcr *pcr);
1080 	int		(*turn_on_led)(struct rtsx_pcr *pcr);
1081 	int		(*turn_off_led)(struct rtsx_pcr *pcr);
1082 	int		(*enable_auto_blink)(struct rtsx_pcr *pcr);
1083 	int		(*disable_auto_blink)(struct rtsx_pcr *pcr);
1084 	int		(*card_power_on)(struct rtsx_pcr *pcr, int card);
1085 	int		(*card_power_off)(struct rtsx_pcr *pcr, int card);
1086 	int		(*switch_output_voltage)(struct rtsx_pcr *pcr,
1087 						u8 voltage);
1088 	unsigned int	(*cd_deglitch)(struct rtsx_pcr *pcr);
1089 	int		(*conv_clk_and_div_n)(int clk, int dir);
1090 	void		(*fetch_vendor_settings)(struct rtsx_pcr *pcr);
1091 	void		(*force_power_down)(struct rtsx_pcr *pcr, u8 pm_state);
1092 	void		(*stop_cmd)(struct rtsx_pcr *pcr);
1093 
1094 	void (*set_aspm)(struct rtsx_pcr *pcr, bool enable);
1095 	int (*set_ltr_latency)(struct rtsx_pcr *pcr, u32 latency);
1096 	int (*set_l1off_sub)(struct rtsx_pcr *pcr, u8 val);
1097 	void (*set_l1off_cfg_sub_d0)(struct rtsx_pcr *pcr, int active);
1098 	void (*full_on)(struct rtsx_pcr *pcr);
1099 	void (*power_saving)(struct rtsx_pcr *pcr);
1100 	void (*enable_ocp)(struct rtsx_pcr *pcr);
1101 	void (*disable_ocp)(struct rtsx_pcr *pcr);
1102 	void (*init_ocp)(struct rtsx_pcr *pcr);
1103 	void (*process_ocp)(struct rtsx_pcr *pcr);
1104 	int (*get_ocpstat)(struct rtsx_pcr *pcr, u8 *val);
1105 	void (*clear_ocpstat)(struct rtsx_pcr *pcr);
1106 };
1107 
1108 enum PDEV_STAT  {PDEV_STAT_IDLE, PDEV_STAT_RUN};
1109 
1110 #define ASPM_L1_1_EN_MASK		BIT(3)
1111 #define ASPM_L1_2_EN_MASK		BIT(2)
1112 #define PM_L1_1_EN_MASK		BIT(1)
1113 #define PM_L1_2_EN_MASK		BIT(0)
1114 
1115 #define ASPM_L1_1_EN			BIT(0)
1116 #define ASPM_L1_2_EN			BIT(1)
1117 #define PM_L1_1_EN				BIT(2)
1118 #define PM_L1_2_EN				BIT(3)
1119 #define LTR_L1SS_PWR_GATE_EN	BIT(4)
1120 #define L1_SNOOZE_TEST_EN		BIT(5)
1121 #define LTR_L1SS_PWR_GATE_CHECK_CARD_EN	BIT(6)
1122 
1123 enum dev_aspm_mode {
1124 	DEV_ASPM_DYNAMIC,
1125 	DEV_ASPM_BACKDOOR,
1126 	DEV_ASPM_STATIC,
1127 	DEV_ASPM_DISABLE,
1128 };
1129 
1130 /*
1131  * struct rtsx_cr_option  - card reader option
1132  * @dev_flags: device flags
1133  * @force_clkreq_0: force clock request
1134  * @ltr_en: enable ltr mode flag
1135  * @ltr_enabled: ltr mode in configure space flag
1136  * @ltr_active: ltr mode status
1137  * @ltr_active_latency: ltr mode active latency
1138  * @ltr_idle_latency: ltr mode idle latency
1139  * @ltr_l1off_latency: ltr mode l1off latency
1140  * @dev_aspm_mode: device aspm mode
1141  * @l1_snooze_delay: l1 snooze delay
1142  * @ltr_l1off_sspwrgate: ltr l1off sspwrgate
1143  * @ltr_l1off_snooze_sspwrgate: ltr l1off snooze sspwrgate
1144  * @ocp_en: enable ocp flag
1145  * @sd_400mA_ocp_thd: 400mA ocp thd
1146  * @sd_800mA_ocp_thd: 800mA ocp thd
1147  */
1148 struct rtsx_cr_option {
1149 	u32 dev_flags;
1150 	bool force_clkreq_0;
1151 	bool ltr_en;
1152 	bool ltr_enabled;
1153 	bool ltr_active;
1154 	u32 ltr_active_latency;
1155 	u32 ltr_idle_latency;
1156 	u32 ltr_l1off_latency;
1157 	enum dev_aspm_mode dev_aspm_mode;
1158 	u32 l1_snooze_delay;
1159 	u8 ltr_l1off_sspwrgate;
1160 	u8 ltr_l1off_snooze_sspwrgate;
1161 	bool ocp_en;
1162 	u8 sd_400mA_ocp_thd;
1163 	u8 sd_800mA_ocp_thd;
1164 };
1165 
1166 /*
1167  * struct rtsx_hw_param  - card reader hardware param
1168  * @interrupt_en: indicate which interrutp enable
1169  * @ocp_glitch: ocp glitch time
1170  */
1171 struct rtsx_hw_param {
1172 	u32 interrupt_en;
1173 	u8 ocp_glitch;
1174 };
1175 
1176 #define rtsx_set_dev_flag(cr, flag) \
1177 	((cr)->option.dev_flags |= (flag))
1178 #define rtsx_clear_dev_flag(cr, flag) \
1179 	((cr)->option.dev_flags &= ~(flag))
1180 #define rtsx_check_dev_flag(cr, flag) \
1181 	((cr)->option.dev_flags & (flag))
1182 
1183 struct rtsx_pcr {
1184 	struct pci_dev			*pci;
1185 	unsigned int			id;
1186 	int				pcie_cap;
1187 	struct rtsx_cr_option	option;
1188 	struct rtsx_hw_param hw_param;
1189 
1190 	/* pci resources */
1191 	unsigned long			addr;
1192 	void __iomem			*remap_addr;
1193 	int				irq;
1194 
1195 	/* host reserved buffer */
1196 	void				*rtsx_resv_buf;
1197 	dma_addr_t			rtsx_resv_buf_addr;
1198 
1199 	void				*host_cmds_ptr;
1200 	dma_addr_t			host_cmds_addr;
1201 	int				ci;
1202 
1203 	void				*host_sg_tbl_ptr;
1204 	dma_addr_t			host_sg_tbl_addr;
1205 	int				sgi;
1206 
1207 	u32				bier;
1208 	char				trans_result;
1209 
1210 	unsigned int			card_inserted;
1211 	unsigned int			card_removed;
1212 	unsigned int			card_exist;
1213 
1214 	struct delayed_work		carddet_work;
1215 	struct delayed_work		idle_work;
1216 
1217 	spinlock_t			lock;
1218 	struct mutex			pcr_mutex;
1219 	struct completion		*done;
1220 	struct completion		*finish_me;
1221 
1222 	unsigned int			cur_clock;
1223 	bool				remove_pci;
1224 	bool				msi_en;
1225 
1226 #define EXTRA_CAPS_SD_SDR50		(1 << 0)
1227 #define EXTRA_CAPS_SD_SDR104		(1 << 1)
1228 #define EXTRA_CAPS_SD_DDR50		(1 << 2)
1229 #define EXTRA_CAPS_MMC_HSDDR		(1 << 3)
1230 #define EXTRA_CAPS_MMC_HS200		(1 << 4)
1231 #define EXTRA_CAPS_MMC_8BIT		(1 << 5)
1232 	u32				extra_caps;
1233 
1234 #define IC_VER_A			0
1235 #define IC_VER_B			1
1236 #define IC_VER_C			2
1237 #define IC_VER_D			3
1238 	u8				ic_version;
1239 
1240 	u8				sd30_drive_sel_1v8;
1241 	u8				sd30_drive_sel_3v3;
1242 	u8				card_drive_sel;
1243 #define ASPM_L1_EN			0x02
1244 	u8				aspm_en;
1245 	bool				aspm_enabled;
1246 
1247 #define PCR_MS_PMOS			(1 << 0)
1248 #define PCR_REVERSE_SOCKET		(1 << 1)
1249 	u32				flags;
1250 
1251 	u32				tx_initial_phase;
1252 	u32				rx_initial_phase;
1253 
1254 	const u32			*sd_pull_ctl_enable_tbl;
1255 	const u32			*sd_pull_ctl_disable_tbl;
1256 	const u32			*ms_pull_ctl_enable_tbl;
1257 	const u32			*ms_pull_ctl_disable_tbl;
1258 
1259 	const struct pcr_ops		*ops;
1260 	enum PDEV_STAT			state;
1261 
1262 	u16				reg_pm_ctrl3;
1263 
1264 	int				num_slots;
1265 	struct rtsx_slot		*slots;
1266 
1267 	u8				dma_error_count;
1268 	u8			ocp_stat;
1269 	u8			ocp_stat2;
1270 };
1271 
1272 #define PID_524A	0x524A
1273 #define PID_5249	0x5249
1274 #define PID_5250	0x5250
1275 #define PID_525A	0x525A
1276 #define PID_5260	0x5260
1277 
1278 #define CHK_PCI_PID(pcr, pid)		((pcr)->pci->device == (pid))
1279 #define PCI_VID(pcr)			((pcr)->pci->vendor)
1280 #define PCI_PID(pcr)			((pcr)->pci->device)
1281 #define is_version(pcr, pid, ver)				\
1282 	(CHK_PCI_PID(pcr, pid) && (pcr)->ic_version == (ver))
1283 #define pcr_dbg(pcr, fmt, arg...)				\
1284 	dev_dbg(&(pcr)->pci->dev, fmt, ##arg)
1285 
1286 #define SDR104_PHASE(val)		((val) & 0xFF)
1287 #define SDR50_PHASE(val)		(((val) >> 8) & 0xFF)
1288 #define DDR50_PHASE(val)		(((val) >> 16) & 0xFF)
1289 #define SDR104_TX_PHASE(pcr)		SDR104_PHASE((pcr)->tx_initial_phase)
1290 #define SDR50_TX_PHASE(pcr)		SDR50_PHASE((pcr)->tx_initial_phase)
1291 #define DDR50_TX_PHASE(pcr)		DDR50_PHASE((pcr)->tx_initial_phase)
1292 #define SDR104_RX_PHASE(pcr)		SDR104_PHASE((pcr)->rx_initial_phase)
1293 #define SDR50_RX_PHASE(pcr)		SDR50_PHASE((pcr)->rx_initial_phase)
1294 #define DDR50_RX_PHASE(pcr)		DDR50_PHASE((pcr)->rx_initial_phase)
1295 #define SET_CLOCK_PHASE(sdr104, sdr50, ddr50)	\
1296 				(((ddr50) << 16) | ((sdr50) << 8) | (sdr104))
1297 
1298 void rtsx_pci_start_run(struct rtsx_pcr *pcr);
1299 int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data);
1300 int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data);
1301 int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
1302 int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
1303 void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr);
1304 void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
1305 		u8 cmd_type, u16 reg_addr, u8 mask, u8 data);
1306 void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr);
1307 int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout);
1308 int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
1309 		int num_sg, bool read, int timeout);
1310 int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
1311 		int num_sg, bool read);
1312 void rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
1313 		int num_sg, bool read);
1314 int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist,
1315 		int count, bool read, int timeout);
1316 int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
1317 int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
1318 int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card);
1319 int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card);
1320 int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
1321 		u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
1322 int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card);
1323 int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card);
1324 int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card);
1325 int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage);
1326 unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr);
1327 void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr);
1328 
rtsx_pci_get_cmd_data(struct rtsx_pcr * pcr)1329 static inline u8 *rtsx_pci_get_cmd_data(struct rtsx_pcr *pcr)
1330 {
1331 	return (u8 *)(pcr->host_cmds_ptr);
1332 }
1333 
rtsx_pci_update_cfg_byte(struct rtsx_pcr * pcr,int addr,u8 mask,u8 append)1334 static inline int rtsx_pci_update_cfg_byte(struct rtsx_pcr *pcr, int addr,
1335 		u8 mask, u8 append)
1336 {
1337 	int err;
1338 	u8 val;
1339 
1340 	err = pci_read_config_byte(pcr->pci, addr, &val);
1341 	if (err < 0)
1342 		return err;
1343 	return pci_write_config_byte(pcr->pci, addr, (val & mask) | append);
1344 }
1345 
rtsx_pci_write_be32(struct rtsx_pcr * pcr,u16 reg,u32 val)1346 static inline void rtsx_pci_write_be32(struct rtsx_pcr *pcr, u16 reg, u32 val)
1347 {
1348 	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg,     0xFF, val >> 24);
1349 	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 1, 0xFF, val >> 16);
1350 	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 2, 0xFF, val >> 8);
1351 	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 3, 0xFF, val);
1352 }
1353 
rtsx_pci_update_phy(struct rtsx_pcr * pcr,u8 addr,u16 mask,u16 append)1354 static inline int rtsx_pci_update_phy(struct rtsx_pcr *pcr, u8 addr,
1355 	u16 mask, u16 append)
1356 {
1357 	int err;
1358 	u16 val;
1359 
1360 	err = rtsx_pci_read_phy_register(pcr, addr, &val);
1361 	if (err < 0)
1362 		return err;
1363 
1364 	return rtsx_pci_write_phy_register(pcr, addr, (val & mask) | append);
1365 }
1366 
1367 #endif
1368