Merge tag 'mfd-3.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / linux / mfd / rtsx_pci.h
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1/* Driver for Realtek PCI-Express card reader
2 *
3 * Copyright(c) 2009 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 * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
21 */
22
23#ifndef __RTSX_PCI_H
24#define __RTSX_PCI_H
25
26#include <linux/sched.h>
27#include <linux/pci.h>
28
29#include "rtsx_common.h"
30
31#define MAX_RW_REG_CNT 1024
32
33/* PCI Operation Register Address */
34#define RTSX_HCBAR 0x00
35#define RTSX_HCBCTLR 0x04
36#define RTSX_HDBAR 0x08
37#define RTSX_HDBCTLR 0x0C
38#define RTSX_HAIMR 0x10
39#define RTSX_BIPR 0x14
40#define RTSX_BIER 0x18
41
42/* Host command buffer control register */
43#define STOP_CMD (0x01 << 28)
44
45/* Host data buffer control register */
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/* Host access internal memory register */
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/* Bus interrupt pending register */
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
82#define CARD_EXIST (XD_EXIST | MS_EXIST | SD_EXIST)
83
84/* Bus interrupt enable register */
85#define CMD_DONE_INT_EN (1 << 31)
86#define DATA_DONE_INT_EN (1 << 30)
87#define TRANS_OK_INT_EN (1 << 29)
88#define TRANS_FAIL_INT_EN (1 << 28)
89#define XD_INT_EN (1 << 27)
90#define MS_INT_EN (1 << 26)
91#define SD_INT_EN (1 << 25)
92#define GPIO0_INT_EN (1 << 24)
93#define OC_INT_EN (1 << 23)
94#define DELINK_INT_EN GPIO0_INT_EN
95#define MS_OC_INT_EN (1 << 23)
96#define SD_OC_INT_EN (1 << 22)
97
98#define READ_REG_CMD 0
99#define WRITE_REG_CMD 1
100#define CHECK_REG_CMD 2
101
102/*
103 * macros for easy use
104 */
105#define rtsx_pci_writel(pcr, reg, value) \
106 iowrite32(value, (pcr)->remap_addr + reg)
107#define rtsx_pci_readl(pcr, reg) \
108 ioread32((pcr)->remap_addr + reg)
109#define rtsx_pci_writew(pcr, reg, value) \
110 iowrite16(value, (pcr)->remap_addr + reg)
111#define rtsx_pci_readw(pcr, reg) \
112 ioread16((pcr)->remap_addr + reg)
113#define rtsx_pci_writeb(pcr, reg, value) \
114 iowrite8(value, (pcr)->remap_addr + reg)
115#define rtsx_pci_readb(pcr, reg) \
116 ioread8((pcr)->remap_addr + reg)
117
118#define rtsx_pci_read_config_byte(pcr, where, val) \
119 pci_read_config_byte((pcr)->pci, where, val)
120
121#define rtsx_pci_write_config_byte(pcr, where, val) \
122 pci_write_config_byte((pcr)->pci, where, val)
123
124#define rtsx_pci_read_config_dword(pcr, where, val) \
125 pci_read_config_dword((pcr)->pci, where, val)
126
127#define rtsx_pci_write_config_dword(pcr, where, val) \
128 pci_write_config_dword((pcr)->pci, where, val)
129
130#define STATE_TRANS_NONE 0
131#define STATE_TRANS_CMD 1
132#define STATE_TRANS_BUF 2
133#define STATE_TRANS_SG 3
134
135#define TRANS_NOT_READY 0
136#define TRANS_RESULT_OK 1
137#define TRANS_RESULT_FAIL 2
138#define TRANS_NO_DEVICE 3
139
140#define RTSX_RESV_BUF_LEN 4096
141#define HOST_CMDS_BUF_LEN 1024
142#define HOST_SG_TBL_BUF_LEN (RTSX_RESV_BUF_LEN - HOST_CMDS_BUF_LEN)
143#define HOST_SG_TBL_ITEMS (HOST_SG_TBL_BUF_LEN / 8)
144#define MAX_SG_ITEM_LEN 0x80000
145
146#define HOST_TO_DEVICE 0
147#define DEVICE_TO_HOST 1
148
149#define MAX_PHASE 31
150#define RX_TUNING_CNT 3
151
152/* SG descriptor */
153#define SG_INT 0x04
154#define SG_END 0x02
155#define SG_VALID 0x01
156
157#define SG_NO_OP 0x00
158#define SG_TRANS_DATA (0x02 << 4)
159#define SG_LINK_DESC (0x03 << 4)
160
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161/* Output voltage */
162#define OUTPUT_3V3 0
163#define OUTPUT_1V8 1
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164
165/* Card Clock Enable Register */
166#define SD_CLK_EN 0x04
167#define MS_CLK_EN 0x08
168
169/* Card Select Register */
170#define SD_MOD_SEL 2
171#define MS_MOD_SEL 3
172
173/* Card Output Enable Register */
174#define SD_OUTPUT_EN 0x04
175#define MS_OUTPUT_EN 0x08
176
177/* CARD_SHARE_MODE */
178#define CARD_SHARE_MASK 0x0F
179#define CARD_SHARE_MULTI_LUN 0x00
180#define CARD_SHARE_NORMAL 0x00
181#define CARD_SHARE_48_SD 0x04
182#define CARD_SHARE_48_MS 0x08
183/* CARD_SHARE_MODE for barossa */
184#define CARD_SHARE_BAROSSA_SD 0x01
185#define CARD_SHARE_BAROSSA_MS 0x02
186
187/* SD30_DRIVE_SEL */
188#define DRIVER_TYPE_A 0x05
189#define DRIVER_TYPE_B 0x03
190#define DRIVER_TYPE_C 0x02
191#define DRIVER_TYPE_D 0x01
192
193/* FPDCTL */
194#define SSC_POWER_DOWN 0x01
195#define SD_OC_POWER_DOWN 0x02
196#define ALL_POWER_DOWN 0x07
197#define OC_POWER_DOWN 0x06
198
199/* CLK_CTL */
200#define CHANGE_CLK 0x01
201
202/* LDO_CTL */
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203#define BPP_ASIC_1V7 0x00
204#define BPP_ASIC_1V8 0x01
205#define BPP_ASIC_1V9 0x02
206#define BPP_ASIC_2V0 0x03
207#define BPP_ASIC_2V7 0x04
208#define BPP_ASIC_2V8 0x05
209#define BPP_ASIC_3V2 0x06
210#define BPP_ASIC_3V3 0x07
211#define BPP_REG_TUNED18 0x07
212#define BPP_TUNED18_SHIFT_8402 5
213#define BPP_TUNED18_SHIFT_8411 4
214#define BPP_PAD_MASK 0x04
215#define BPP_PAD_3V3 0x04
216#define BPP_PAD_1V8 0x00
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217#define BPP_LDO_POWB 0x03
218#define BPP_LDO_ON 0x00
219#define BPP_LDO_SUSPEND 0x02
220#define BPP_LDO_OFF 0x03
221
222/* CD_PAD_CTL */
223#define CD_DISABLE_MASK 0x07
224#define MS_CD_DISABLE 0x04
225#define SD_CD_DISABLE 0x02
226#define XD_CD_DISABLE 0x01
227#define CD_DISABLE 0x07
228#define CD_ENABLE 0x00
229#define MS_CD_EN_ONLY 0x03
230#define SD_CD_EN_ONLY 0x05
231#define XD_CD_EN_ONLY 0x06
232#define FORCE_CD_LOW_MASK 0x38
233#define FORCE_CD_XD_LOW 0x08
234#define FORCE_CD_SD_LOW 0x10
235#define FORCE_CD_MS_LOW 0x20
236#define CD_AUTO_DISABLE 0x40
237
238/* SD_STAT1 */
239#define SD_CRC7_ERR 0x80
240#define SD_CRC16_ERR 0x40
241#define SD_CRC_WRITE_ERR 0x20
242#define SD_CRC_WRITE_ERR_MASK 0x1C
243#define GET_CRC_TIME_OUT 0x02
244#define SD_TUNING_COMPARE_ERR 0x01
245
246/* SD_STAT2 */
247#define SD_RSP_80CLK_TIMEOUT 0x01
248
249/* SD_BUS_STAT */
250#define SD_CLK_TOGGLE_EN 0x80
251#define SD_CLK_FORCE_STOP 0x40
252#define SD_DAT3_STATUS 0x10
253#define SD_DAT2_STATUS 0x08
254#define SD_DAT1_STATUS 0x04
255#define SD_DAT0_STATUS 0x02
256#define SD_CMD_STATUS 0x01
257
258/* SD_PAD_CTL */
259#define SD_IO_USING_1V8 0x80
260#define SD_IO_USING_3V3 0x7F
261#define TYPE_A_DRIVING 0x00
262#define TYPE_B_DRIVING 0x01
263#define TYPE_C_DRIVING 0x02
264#define TYPE_D_DRIVING 0x03
265
266/* SD_SAMPLE_POINT_CTL */
267#define DDR_FIX_RX_DAT 0x00
268#define DDR_VAR_RX_DAT 0x80
269#define DDR_FIX_RX_DAT_EDGE 0x00
270#define DDR_FIX_RX_DAT_14_DELAY 0x40
271#define DDR_FIX_RX_CMD 0x00
272#define DDR_VAR_RX_CMD 0x20
273#define DDR_FIX_RX_CMD_POS_EDGE 0x00
274#define DDR_FIX_RX_CMD_14_DELAY 0x10
275#define SD20_RX_POS_EDGE 0x00
276#define SD20_RX_14_DELAY 0x08
277#define SD20_RX_SEL_MASK 0x08
278
279/* SD_PUSH_POINT_CTL */
280#define DDR_FIX_TX_CMD_DAT 0x00
281#define DDR_VAR_TX_CMD_DAT 0x80
282#define DDR_FIX_TX_DAT_14_TSU 0x00
283#define DDR_FIX_TX_DAT_12_TSU 0x40
284#define DDR_FIX_TX_CMD_NEG_EDGE 0x00
285#define DDR_FIX_TX_CMD_14_AHEAD 0x20
286#define SD20_TX_NEG_EDGE 0x00
287#define SD20_TX_14_AHEAD 0x10
288#define SD20_TX_SEL_MASK 0x10
289#define DDR_VAR_SDCLK_POL_SWAP 0x01
290
291/* SD_TRANSFER */
292#define SD_TRANSFER_START 0x80
293#define SD_TRANSFER_END 0x40
294#define SD_STAT_IDLE 0x20
295#define SD_TRANSFER_ERR 0x10
296/* SD Transfer Mode definition */
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
310/* SD_VPTX_CTL / SD_VPRX_CTL */
311#define PHASE_CHANGE 0x80
312#define PHASE_NOT_RESET 0x40
313
314/* SD_DCMPS_TX_CTL / SD_DCMPS_RX_CTL */
315#define DCMPS_CHANGE 0x80
316#define DCMPS_CHANGE_DONE 0x40
317#define DCMPS_ERROR 0x20
318#define DCMPS_CURRENT_PHASE 0x1F
319
320/* SD Configure 1 Register */
321#define SD_CLK_DIVIDE_0 0x00
322#define SD_CLK_DIVIDE_256 0xC0
323#define SD_CLK_DIVIDE_128 0x80
324#define SD_BUS_WIDTH_1BIT 0x00
325#define SD_BUS_WIDTH_4BIT 0x01
326#define SD_BUS_WIDTH_8BIT 0x02
327#define SD_ASYNC_FIFO_NOT_RST 0x10
328#define SD_20_MODE 0x00
329#define SD_DDR_MODE 0x04
330#define SD_30_MODE 0x08
331
332#define SD_CLK_DIVIDE_MASK 0xC0
333
334/* SD_CMD_STATE */
335#define SD_CMD_IDLE 0x80
336
337/* SD_DATA_STATE */
338#define SD_DATA_IDLE 0x80
339
340/* DCM_DRP_CTL */
341#define DCM_RESET 0x08
342#define DCM_LOCKED 0x04
343#define DCM_208M 0x00
344#define DCM_TX 0x01
345#define DCM_RX 0x02
346
347/* DCM_DRP_TRIG */
348#define DRP_START 0x80
349#define DRP_DONE 0x40
350
351/* DCM_DRP_CFG */
352#define DRP_WRITE 0x80
353#define DRP_READ 0x00
354#define DCM_WRITE_ADDRESS_50 0x50
355#define DCM_WRITE_ADDRESS_51 0x51
356#define DCM_READ_ADDRESS_00 0x00
357#define DCM_READ_ADDRESS_51 0x51
358
359/* IRQSTAT0 */
360#define DMA_DONE_INT 0x80
361#define SUSPEND_INT 0x40
362#define LINK_RDY_INT 0x20
363#define LINK_DOWN_INT 0x10
364
365/* DMACTL */
366#define DMA_RST 0x80
367#define DMA_BUSY 0x04
368#define DMA_DIR_TO_CARD 0x00
369#define DMA_DIR_FROM_CARD 0x02
370#define DMA_EN 0x01
371#define DMA_128 (0 << 4)
372#define DMA_256 (1 << 4)
373#define DMA_512 (2 << 4)
374#define DMA_1024 (3 << 4)
375#define DMA_PACK_SIZE_MASK 0x30
376
377/* SSC_CTL1 */
378#define SSC_RSTB 0x80
379#define SSC_8X_EN 0x40
380#define SSC_FIX_FRAC 0x20
381#define SSC_SEL_1M 0x00
382#define SSC_SEL_2M 0x08
383#define SSC_SEL_4M 0x10
384#define SSC_SEL_8M 0x18
385
386/* SSC_CTL2 */
387#define SSC_DEPTH_MASK 0x07
388#define SSC_DEPTH_DISALBE 0x00
389#define SSC_DEPTH_4M 0x01
390#define SSC_DEPTH_2M 0x02
391#define SSC_DEPTH_1M 0x03
392#define SSC_DEPTH_500K 0x04
393#define SSC_DEPTH_250K 0x05
394
395/* System Clock Control Register */
396#define CLK_LOW_FREQ 0x01
397
398/* System Clock Divider Register */
399#define CLK_DIV_1 0x01
400#define CLK_DIV_2 0x02
401#define CLK_DIV_4 0x03
402#define CLK_DIV_8 0x04
403
404/* MS_CFG */
405#define SAMPLE_TIME_RISING 0x00
406#define SAMPLE_TIME_FALLING 0x80
407#define PUSH_TIME_DEFAULT 0x00
408#define PUSH_TIME_ODD 0x40
409#define NO_EXTEND_TOGGLE 0x00
410#define EXTEND_TOGGLE_CHK 0x20
411#define MS_BUS_WIDTH_1 0x00
412#define MS_BUS_WIDTH_4 0x10
413#define MS_BUS_WIDTH_8 0x18
414#define MS_2K_SECTOR_MODE 0x04
415#define MS_512_SECTOR_MODE 0x00
416#define MS_TOGGLE_TIMEOUT_EN 0x00
417#define MS_TOGGLE_TIMEOUT_DISEN 0x01
418#define MS_NO_CHECK_INT 0x02
419
420/* MS_TRANS_CFG */
421#define WAIT_INT 0x80
422#define NO_WAIT_INT 0x00
423#define NO_AUTO_READ_INT_REG 0x00
424#define AUTO_READ_INT_REG 0x40
425#define MS_CRC16_ERR 0x20
426#define MS_RDY_TIMEOUT 0x10
427#define MS_INT_CMDNK 0x08
428#define MS_INT_BREQ 0x04
429#define MS_INT_ERR 0x02
430#define MS_INT_CED 0x01
431
432/* MS_TRANSFER */
433#define MS_TRANSFER_START 0x80
434#define MS_TRANSFER_END 0x40
435#define MS_TRANSFER_ERR 0x20
436#define MS_BS_STATE 0x10
437#define MS_TM_READ_BYTES 0x00
438#define MS_TM_NORMAL_READ 0x01
439#define MS_TM_WRITE_BYTES 0x04
440#define MS_TM_NORMAL_WRITE 0x05
441#define MS_TM_AUTO_READ 0x08
442#define MS_TM_AUTO_WRITE 0x0C
443
444/* SD Configure 2 Register */
445#define SD_CALCULATE_CRC7 0x00
446#define SD_NO_CALCULATE_CRC7 0x80
447#define SD_CHECK_CRC16 0x00
448#define SD_NO_CHECK_CRC16 0x40
449#define SD_NO_CHECK_WAIT_CRC_TO 0x20
450#define SD_WAIT_BUSY_END 0x08
451#define SD_NO_WAIT_BUSY_END 0x00
452#define SD_CHECK_CRC7 0x00
453#define SD_NO_CHECK_CRC7 0x04
454#define SD_RSP_LEN_0 0x00
455#define SD_RSP_LEN_6 0x01
456#define SD_RSP_LEN_17 0x02
457/* SD/MMC Response Type Definition */
458#define SD_RSP_TYPE_R0 0x04
459#define SD_RSP_TYPE_R1 0x01
460#define SD_RSP_TYPE_R1b 0x09
461#define SD_RSP_TYPE_R2 0x02
462#define SD_RSP_TYPE_R3 0x05
463#define SD_RSP_TYPE_R4 0x05
464#define SD_RSP_TYPE_R5 0x01
465#define SD_RSP_TYPE_R6 0x01
466#define SD_RSP_TYPE_R7 0x01
467
3730bb8b 468/* SD_CONFIGURE3 */
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469#define SD_RSP_80CLK_TIMEOUT_EN 0x01
470
471/* Card Transfer Reset Register */
472#define SPI_STOP 0x01
473#define XD_STOP 0x02
474#define SD_STOP 0x04
475#define MS_STOP 0x08
476#define SPI_CLR_ERR 0x10
477#define XD_CLR_ERR 0x20
478#define SD_CLR_ERR 0x40
479#define MS_CLR_ERR 0x80
480
481/* Card Data Source Register */
482#define PINGPONG_BUFFER 0x01
483#define RING_BUFFER 0x00
484
485/* Card Power Control Register */
486#define PMOS_STRG_MASK 0x10
487#define PMOS_STRG_800mA 0x10
488#define PMOS_STRG_400mA 0x00
489#define SD_POWER_OFF 0x03
490#define SD_PARTIAL_POWER_ON 0x01
491#define SD_POWER_ON 0x00
492#define SD_POWER_MASK 0x03
493#define MS_POWER_OFF 0x0C
494#define MS_PARTIAL_POWER_ON 0x04
495#define MS_POWER_ON 0x00
496#define MS_POWER_MASK 0x0C
497#define BPP_POWER_OFF 0x0F
498#define BPP_POWER_5_PERCENT_ON 0x0E
499#define BPP_POWER_10_PERCENT_ON 0x0C
500#define BPP_POWER_15_PERCENT_ON 0x08
501#define BPP_POWER_ON 0x00
502#define BPP_POWER_MASK 0x0F
503
504/* PWR_GATE_CTRL */
505#define PWR_GATE_EN 0x01
506#define LDO3318_PWR_MASK 0x06
507#define LDO_ON 0x00
508#define LDO_SUSPEND 0x04
509#define LDO_OFF 0x06
510
511/* CARD_CLK_SOURCE */
512#define CRC_FIX_CLK (0x00 << 0)
513#define CRC_VAR_CLK0 (0x01 << 0)
514#define CRC_VAR_CLK1 (0x02 << 0)
515#define SD30_FIX_CLK (0x00 << 2)
516#define SD30_VAR_CLK0 (0x01 << 2)
517#define SD30_VAR_CLK1 (0x02 << 2)
518#define SAMPLE_FIX_CLK (0x00 << 4)
519#define SAMPLE_VAR_CLK0 (0x01 << 4)
520#define SAMPLE_VAR_CLK1 (0x02 << 4)
521
522#define MS_CFG 0xFD40
523#define MS_TPC 0xFD41
524#define MS_TRANS_CFG 0xFD42
525#define MS_TRANSFER 0xFD43
526#define MS_INT_REG 0xFD44
527#define MS_BYTE_CNT 0xFD45
528#define MS_SECTOR_CNT_L 0xFD46
529#define MS_SECTOR_CNT_H 0xFD47
530#define MS_DBUS_H 0xFD48
531
532#define SD_CFG1 0xFDA0
533#define SD_CFG2 0xFDA1
534#define SD_CFG3 0xFDA2
535#define SD_STAT1 0xFDA3
536#define SD_STAT2 0xFDA4
537#define SD_BUS_STAT 0xFDA5
538#define SD_PAD_CTL 0xFDA6
539#define SD_SAMPLE_POINT_CTL 0xFDA7
540#define SD_PUSH_POINT_CTL 0xFDA8
541#define SD_CMD0 0xFDA9
542#define SD_CMD1 0xFDAA
543#define SD_CMD2 0xFDAB
544#define SD_CMD3 0xFDAC
545#define SD_CMD4 0xFDAD
546#define SD_CMD5 0xFDAE
547#define SD_BYTE_CNT_L 0xFDAF
548#define SD_BYTE_CNT_H 0xFDB0
549#define SD_BLOCK_CNT_L 0xFDB1
550#define SD_BLOCK_CNT_H 0xFDB2
551#define SD_TRANSFER 0xFDB3
552#define SD_CMD_STATE 0xFDB5
553#define SD_DATA_STATE 0xFDB6
554
555#define SRCTL 0xFC13
556
557#define DCM_DRP_CTL 0xFC23
558#define DCM_DRP_TRIG 0xFC24
559#define DCM_DRP_CFG 0xFC25
560#define DCM_DRP_WR_DATA_L 0xFC26
561#define DCM_DRP_WR_DATA_H 0xFC27
562#define DCM_DRP_RD_DATA_L 0xFC28
563#define DCM_DRP_RD_DATA_H 0xFC29
564#define SD_VPCLK0_CTL 0xFC2A
565#define SD_VPCLK1_CTL 0xFC2B
566#define SD_DCMPS0_CTL 0xFC2C
567#define SD_DCMPS1_CTL 0xFC2D
568#define SD_VPTX_CTL SD_VPCLK0_CTL
569#define SD_VPRX_CTL SD_VPCLK1_CTL
570#define SD_DCMPS_TX_CTL SD_DCMPS0_CTL
571#define SD_DCMPS_RX_CTL SD_DCMPS1_CTL
572#define CARD_CLK_SOURCE 0xFC2E
573
574#define CARD_PWR_CTL 0xFD50
575#define CARD_CLK_SWITCH 0xFD51
576#define CARD_SHARE_MODE 0xFD52
577#define CARD_DRIVE_SEL 0xFD53
578#define CARD_STOP 0xFD54
579#define CARD_OE 0xFD55
580#define CARD_AUTO_BLINK 0xFD56
581#define CARD_GPIO_DIR 0xFD57
582#define CARD_GPIO 0xFD58
583#define CARD_DATA_SOURCE 0xFD5B
e1237932 584#define SD30_CLK_DRIVE_SEL 0xFD5A
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585#define CARD_SELECT 0xFD5C
586#define SD30_DRIVE_SEL 0xFD5E
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587#define SD30_CMD_DRIVE_SEL 0xFD5E
588#define SD30_DAT_DRIVE_SEL 0xFD5F
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589#define CARD_CLK_EN 0xFD69
590#define SDIO_CTRL 0xFD6B
591#define CD_PAD_CTL 0xFD73
592
593#define FPDCTL 0xFC00
594#define PDINFO 0xFC01
595
596#define CLK_CTL 0xFC02
597#define CLK_DIV 0xFC03
598#define CLK_SEL 0xFC04
599
600#define SSC_DIV_N_0 0xFC0F
601#define SSC_DIV_N_1 0xFC10
602#define SSC_CTL1 0xFC11
603#define SSC_CTL2 0xFC12
604
605#define RCCTL 0xFC14
606
607#define FPGA_PULL_CTL 0xFC1D
608#define OLT_LED_CTL 0xFC1E
609#define GPIO_CTL 0xFC1F
610
611#define LDO_CTL 0xFC1E
612#define SYS_VER 0xFC32
613
614#define CARD_PULL_CTL1 0xFD60
615#define CARD_PULL_CTL2 0xFD61
616#define CARD_PULL_CTL3 0xFD62
617#define CARD_PULL_CTL4 0xFD63
618#define CARD_PULL_CTL5 0xFD64
619#define CARD_PULL_CTL6 0xFD65
620
621/* PCI Express Related Registers */
622#define IRQEN0 0xFE20
623#define IRQSTAT0 0xFE21
624#define IRQEN1 0xFE22
625#define IRQSTAT1 0xFE23
626#define TLPRIEN 0xFE24
627#define TLPRISTAT 0xFE25
628#define TLPTIEN 0xFE26
629#define TLPTISTAT 0xFE27
630#define DMATC0 0xFE28
631#define DMATC1 0xFE29
632#define DMATC2 0xFE2A
633#define DMATC3 0xFE2B
634#define DMACTL 0xFE2C
635#define BCTL 0xFE2D
636#define RBBC0 0xFE2E
637#define RBBC1 0xFE2F
638#define RBDAT 0xFE30
639#define RBCTL 0xFE34
640#define CFGADDR0 0xFE35
641#define CFGADDR1 0xFE36
642#define CFGDATA0 0xFE37
643#define CFGDATA1 0xFE38
644#define CFGDATA2 0xFE39
645#define CFGDATA3 0xFE3A
646#define CFGRWCTL 0xFE3B
647#define PHYRWCTL 0xFE3C
648#define PHYDATA0 0xFE3D
649#define PHYDATA1 0xFE3E
650#define PHYADDR 0xFE3F
651#define MSGRXDATA0 0xFE40
652#define MSGRXDATA1 0xFE41
653#define MSGRXDATA2 0xFE42
654#define MSGRXDATA3 0xFE43
655#define MSGTXDATA0 0xFE44
656#define MSGTXDATA1 0xFE45
657#define MSGTXDATA2 0xFE46
658#define MSGTXDATA3 0xFE47
659#define MSGTXCTL 0xFE48
660#define PETXCFG 0xFE49
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661#define LTR_CTL 0xFE4A
662#define OBFF_CFG 0xFE4C
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663
664#define CDRESUMECTL 0xFE52
665#define WAKE_SEL_CTL 0xFE54
666#define PME_FORCE_CTL 0xFE56
667#define ASPM_FORCE_CTL 0xFE57
668#define PM_CLK_FORCE_CTL 0xFE58
669#define PERST_GLITCH_WIDTH 0xFE5C
670#define CHANGE_LINK_STATE 0xFE5B
671#define RESET_LOAD_REG 0xFE5E
672#define EFUSE_CONTENT 0xFE5F
673#define HOST_SLEEP_STATE 0xFE60
674#define SDIO_CFG 0xFE70
675
676#define NFTS_TX_CTRL 0xFE72
677
678#define PWR_GATE_CTRL 0xFE75
679#define PWD_SUSPEND_EN 0xFE76
680#define LDO_PWR_SEL 0xFE78
681
682#define DUMMY_REG_RESET_0 0xFE90
683
684/* Memory mapping */
685#define SRAM_BASE 0xE600
686#define RBUF_BASE 0xF400
687#define PPBUF_BASE1 0xF800
688#define PPBUF_BASE2 0xFA00
689#define IMAGE_FLAG_ADDR0 0xCE80
690#define IMAGE_FLAG_ADDR1 0xCE81
691
692#define rtsx_pci_init_cmd(pcr) ((pcr)->ci = 0)
693
694struct rtsx_pcr;
695
696struct pcr_handle {
697 struct rtsx_pcr *pcr;
698};
699
700struct pcr_ops {
701 int (*extra_init_hw)(struct rtsx_pcr *pcr);
702 int (*optimize_phy)(struct rtsx_pcr *pcr);
703 int (*turn_on_led)(struct rtsx_pcr *pcr);
704 int (*turn_off_led)(struct rtsx_pcr *pcr);
705 int (*enable_auto_blink)(struct rtsx_pcr *pcr);
706 int (*disable_auto_blink)(struct rtsx_pcr *pcr);
707 int (*card_power_on)(struct rtsx_pcr *pcr, int card);
708 int (*card_power_off)(struct rtsx_pcr *pcr, int card);
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709 int (*switch_output_voltage)(struct rtsx_pcr *pcr,
710 u8 voltage);
67d16a46 711 unsigned int (*cd_deglitch)(struct rtsx_pcr *pcr);
ab4e8f8b 712 int (*conv_clk_and_div_n)(int clk, int dir);
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713};
714
715enum PDEV_STAT {PDEV_STAT_IDLE, PDEV_STAT_RUN};
716
717struct rtsx_pcr {
718 struct pci_dev *pci;
719 unsigned int id;
720
721 /* pci resources */
722 unsigned long addr;
723 void __iomem *remap_addr;
724 int irq;
725
726 /* host reserved buffer */
727 void *rtsx_resv_buf;
728 dma_addr_t rtsx_resv_buf_addr;
729
730 void *host_cmds_ptr;
731 dma_addr_t host_cmds_addr;
732 int ci;
733
734 void *host_sg_tbl_ptr;
735 dma_addr_t host_sg_tbl_addr;
736 int sgi;
737
738 u32 bier;
739 char trans_result;
740
741 unsigned int card_inserted;
742 unsigned int card_removed;
c3481955 743 unsigned int card_exist;
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744
745 struct delayed_work carddet_work;
746 struct delayed_work idle_work;
747
748 spinlock_t lock;
749 struct mutex pcr_mutex;
750 struct completion *done;
751 struct completion *finish_me;
752
753 unsigned int cur_clock;
754 bool ms_pmos;
755 bool remove_pci;
756 bool msi_en;
757
758#define EXTRA_CAPS_SD_SDR50 (1 << 0)
759#define EXTRA_CAPS_SD_SDR104 (1 << 1)
760#define EXTRA_CAPS_SD_DDR50 (1 << 2)
761#define EXTRA_CAPS_MMC_HSDDR (1 << 3)
762#define EXTRA_CAPS_MMC_HS200 (1 << 4)
763#define EXTRA_CAPS_MMC_8BIT (1 << 5)
764 u32 extra_caps;
765
766#define IC_VER_A 0
767#define IC_VER_B 1
768#define IC_VER_C 2
769#define IC_VER_D 3
770 u8 ic_version;
771
772 const u32 *sd_pull_ctl_enable_tbl;
773 const u32 *sd_pull_ctl_disable_tbl;
774 const u32 *ms_pull_ctl_enable_tbl;
775 const u32 *ms_pull_ctl_disable_tbl;
776
777 const struct pcr_ops *ops;
778 enum PDEV_STAT state;
779
780 int num_slots;
781 struct rtsx_slot *slots;
782};
783
784#define CHK_PCI_PID(pcr, pid) ((pcr)->pci->device == (pid))
785#define PCI_VID(pcr) ((pcr)->pci->vendor)
786#define PCI_PID(pcr) ((pcr)->pci->device)
787
788void rtsx_pci_start_run(struct rtsx_pcr *pcr);
789int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data);
790int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data);
791int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
792int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
793void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr);
794void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
795 u8 cmd_type, u16 reg_addr, u8 mask, u8 data);
796void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr);
797int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout);
798int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
799 int num_sg, bool read, int timeout);
800int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
801int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
802int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card);
803int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card);
804int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
805 u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
806int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card);
807int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card);
c3481955 808int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card);
d817ac4e 809int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage);
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810unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr);
811void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr);
812
813static inline u8 *rtsx_pci_get_cmd_data(struct rtsx_pcr *pcr)
814{
815 return (u8 *)(pcr->host_cmds_ptr);
816}
817
818#endif