include/linux/mfd/rtsx_pci.h

   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 #include <linux/mfd/rtsx_common.h>
  29
  30 #define MAX_RW_REG_CNT                  1024
  31
  32 /* PCI Operation Register Address */
  33 #define RTSX_HCBAR                      0x00
  34 #define RTSX_HCBCTLR                    0x04
  35 #define RTSX_HDBAR                      0x08
  36 #define RTSX_HDBCTLR                    0x0C
  37 #define RTSX_HAIMR                      0x10
  38 #define RTSX_BIPR                       0x14
  39 #define RTSX_BIER                       0x18
  40
  41 /* Host command buffer control register */
  42 #define STOP_CMD                        (0x01 << 28)
  43
  44 /* Host data buffer control register */
  45 #define SDMA_MODE                       0x00
  46 #define ADMA_MODE                       (0x02 << 26)
  47 #define STOP_DMA                        (0x01 << 28)
  48 #define TRIG_DMA                        (0x01 << 31)
  49
  50 /* Host access internal memory register */
  51 #define HAIMR_TRANS_START               (0x01 << 31)
  52 #define HAIMR_READ                      0x00
  53 #define HAIMR_WRITE                     (0x01 << 30)
  54 #define HAIMR_READ_START                (HAIMR_TRANS_START | HAIMR_READ)
  55 #define HAIMR_WRITE_START               (HAIMR_TRANS_START | HAIMR_WRITE)
  56 #define HAIMR_TRANS_END                 (HAIMR_TRANS_START)
  57
  58 /* Bus interrupt pending register */
  59 #define CMD_DONE_INT                    (1 << 31)
  60 #define DATA_DONE_INT                   (1 << 30)
  61 #define TRANS_OK_INT                    (1 << 29)
  62 #define TRANS_FAIL_INT                  (1 << 28)
  63 #define XD_INT                          (1 << 27)
  64 #define MS_INT                          (1 << 26)
  65 #define SD_INT                          (1 << 25)
  66 #define GPIO0_INT                       (1 << 24)
  67 #define OC_INT                          (1 << 23)
  68 #define SD_WRITE_PROTECT                (1 << 19)
  69 #define XD_EXIST                        (1 << 18)
  70 #define MS_EXIST                        (1 << 17)
  71 #define SD_EXIST                        (1 << 16)
  72 #define DELINK_INT                      GPIO0_INT
  73 #define MS_OC_INT                       (1 << 23)
  74 #define SD_OC_INT                       (1 << 22)
  75
  76 #define CARD_INT                (XD_INT | MS_INT | SD_INT)
  77 #define NEED_COMPLETE_INT       (DATA_DONE_INT | TRANS_OK_INT | TRANS_FAIL_INT)
  78 #define RTSX_INT                (CMD_DONE_INT | NEED_COMPLETE_INT | \
  79                                         CARD_INT | GPIO0_INT | OC_INT)
  80
  81 #define CARD_EXIST              (XD_EXIST | MS_EXIST | SD_EXIST)
  82
  83 /* Bus interrupt enable register */
  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 #define READ_REG_CMD            0
  98 #define WRITE_REG_CMD           1
  99 #define CHECK_REG_CMD           2
 100
 101 /*
 102  * macros for easy use
 103  */
 104 #define rtsx_pci_writel(pcr, reg, value) \
 105         iowrite32(value, (pcr)->remap_addr + reg)
 106 #define rtsx_pci_readl(pcr, reg) \
 107         ioread32((pcr)->remap_addr + reg)
 108 #define rtsx_pci_writew(pcr, reg, value) \
 109         iowrite16(value, (pcr)->remap_addr + reg)
 110 #define rtsx_pci_readw(pcr, reg) \
 111         ioread16((pcr)->remap_addr + reg)
 112 #define rtsx_pci_writeb(pcr, reg, value) \
 113         iowrite8(value, (pcr)->remap_addr + reg)
 114 #define rtsx_pci_readb(pcr, reg) \
 115         ioread8((pcr)->remap_addr + reg)
 116
 117 #define rtsx_pci_read_config_byte(pcr, where, val) \
 118         pci_read_config_byte((pcr)->pci, where, val)
 119
 120 #define rtsx_pci_write_config_byte(pcr, where, val) \
 121         pci_write_config_byte((pcr)->pci, where, val)
 122
 123 #define rtsx_pci_read_config_dword(pcr, where, val) \
 124         pci_read_config_dword((pcr)->pci, where, val)
 125
 126 #define rtsx_pci_write_config_dword(pcr, where, val) \
 127         pci_write_config_dword((pcr)->pci, where, val)
 128
 129 #define STATE_TRANS_NONE        0
 130 #define STATE_TRANS_CMD         1
 131 #define STATE_TRANS_BUF         2
 132 #define STATE_TRANS_SG          3
 133
 134 #define TRANS_NOT_READY         0
 135 #define TRANS_RESULT_OK         1
 136 #define TRANS_RESULT_FAIL       2
 137 #define TRANS_NO_DEVICE         3
 138
 139 #define RTSX_RESV_BUF_LEN       4096
 140 #define HOST_CMDS_BUF_LEN       1024
 141 #define HOST_SG_TBL_BUF_LEN     (RTSX_RESV_BUF_LEN - HOST_CMDS_BUF_LEN)
 142 #define HOST_SG_TBL_ITEMS       (HOST_SG_TBL_BUF_LEN / 8)
 143 #define MAX_SG_ITEM_LEN         0x80000
 144
 145 #define HOST_TO_DEVICE          0
 146 #define DEVICE_TO_HOST          1
 147
 148 #define MAX_PHASE               31
 149 #define RX_TUNING_CNT           3
 150
 151 /* SG descriptor */
 152 #define SG_INT                  0x04
 153 #define SG_END                  0x02
 154 #define SG_VALID                0x01
 155
 156 #define SG_NO_OP                0x00
 157 #define SG_TRANS_DATA           (0x02 << 4)
 158 #define SG_LINK_DESC            (0x03 << 4)
 159
 160 /* Output voltage */
 161 #define OUTPUT_3V3              0
 162 #define OUTPUT_1V8              1
 163
 164 /* Card Clock Enable Register */
 165 #define SD_CLK_EN                       0x04
 166 #define MS_CLK_EN                       0x08
 167
 168 /* Card Select Register */
 169 #define SD_MOD_SEL                      2
 170 #define MS_MOD_SEL                      3
 171
 172 /* Card Output Enable Register */
 173 #define SD_OUTPUT_EN                    0x04
 174 #define MS_OUTPUT_EN                    0x08
 175
 176 /* CARD_SHARE_MODE */
 177 #define CARD_SHARE_MASK                 0x0F
 178 #define CARD_SHARE_MULTI_LUN            0x00
 179 #define CARD_SHARE_NORMAL               0x00
 180 #define CARD_SHARE_48_SD                0x04
 181 #define CARD_SHARE_48_MS                0x08
 182 /* CARD_SHARE_MODE for barossa */
 183 #define CARD_SHARE_BAROSSA_SD           0x01
 184 #define CARD_SHARE_BAROSSA_MS           0x02
 185
 186 /* CARD_DRIVE_SEL */
 187 #define MS_DRIVE_8mA                    (0x01 << 6)
 188 #define MMC_DRIVE_8mA                   (0x01 << 4)
 189 #define XD_DRIVE_8mA                    (0x01 << 2)
 190 #define GPIO_DRIVE_8mA                  0x01
 191 #define RTS5209_CARD_DRIVE_DEFAULT      (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
 192                                                 XD_DRIVE_8mA | GPIO_DRIVE_8mA)
 193 #define RTL8411_CARD_DRIVE_DEFAULT      (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
 194                                                 XD_DRIVE_8mA)
 195 #define RTSX_CARD_DRIVE_DEFAULT         (MS_DRIVE_8mA | GPIO_DRIVE_8mA)
 196
 197 /* SD30_DRIVE_SEL */
 198 #define DRIVER_TYPE_A                   0x05
 199 #define DRIVER_TYPE_B                   0x03
 200 #define DRIVER_TYPE_C                   0x02
 201 #define DRIVER_TYPE_D                   0x01
 202 #define CFG_DRIVER_TYPE_A               0x02
 203 #define CFG_DRIVER_TYPE_B               0x03
 204 #define CFG_DRIVER_TYPE_C               0x01
 205 #define CFG_DRIVER_TYPE_D               0x00
 206
 207 /* FPDCTL */
 208 #define SSC_POWER_DOWN                  0x01
 209 #define SD_OC_POWER_DOWN                0x02
 210 #define ALL_POWER_DOWN                  0x07
 211 #define OC_POWER_DOWN                   0x06
 212
 213 /* CLK_CTL */
 214 #define CHANGE_CLK                      0x01
 215
 216 /* LDO_CTL */
 217 #define BPP_ASIC_1V7                    0x00
 218 #define BPP_ASIC_1V8                    0x01
 219 #define BPP_ASIC_1V9                    0x02
 220 #define BPP_ASIC_2V0                    0x03
 221 #define BPP_ASIC_2V7                    0x04
 222 #define BPP_ASIC_2V8                    0x05
 223 #define BPP_ASIC_3V2                    0x06
 224 #define BPP_ASIC_3V3                    0x07
 225 #define BPP_REG_TUNED18                 0x07
 226 #define BPP_TUNED18_SHIFT_8402          5
 227 #define BPP_TUNED18_SHIFT_8411          4
 228 #define BPP_PAD_MASK                    0x04
 229 #define BPP_PAD_3V3                     0x04
 230 #define BPP_PAD_1V8                     0x00
 231 #define BPP_LDO_POWB                    0x03
 232 #define BPP_LDO_ON                      0x00
 233 #define BPP_LDO_SUSPEND                 0x02
 234 #define BPP_LDO_OFF                     0x03
 235
 236 /* CD_PAD_CTL */
 237 #define CD_DISABLE_MASK                 0x07
 238 #define MS_CD_DISABLE                   0x04
 239 #define SD_CD_DISABLE                   0x02
 240 #define XD_CD_DISABLE                   0x01
 241 #define CD_DISABLE                      0x07
 242 #define CD_ENABLE                       0x00
 243 #define MS_CD_EN_ONLY                   0x03
 244 #define SD_CD_EN_ONLY                   0x05
 245 #define XD_CD_EN_ONLY                   0x06
 246 #define FORCE_CD_LOW_MASK               0x38
 247 #define FORCE_CD_XD_LOW                 0x08
 248 #define FORCE_CD_SD_LOW                 0x10
 249 #define FORCE_CD_MS_LOW                 0x20
 250 #define CD_AUTO_DISABLE                 0x40
 251
 252 /* SD_STAT1 */
 253 #define SD_CRC7_ERR                     0x80
 254 #define SD_CRC16_ERR                    0x40
 255 #define SD_CRC_WRITE_ERR                0x20
 256 #define SD_CRC_WRITE_ERR_MASK           0x1C
 257 #define GET_CRC_TIME_OUT                0x02
 258 #define SD_TUNING_COMPARE_ERR           0x01
 259
 260 /* SD_STAT2 */
 261 #define SD_RSP_80CLK_TIMEOUT            0x01
 262
 263 /* SD_BUS_STAT */
 264 #define SD_CLK_TOGGLE_EN                0x80
 265 #define SD_CLK_FORCE_STOP               0x40
 266 #define SD_DAT3_STATUS                  0x10
 267 #define SD_DAT2_STATUS                  0x08
 268 #define SD_DAT1_STATUS                  0x04
 269 #define SD_DAT0_STATUS                  0x02
 270 #define SD_CMD_STATUS                   0x01
 271
 272 /* SD_PAD_CTL */
 273 #define SD_IO_USING_1V8                 0x80
 274 #define SD_IO_USING_3V3                 0x7F
 275 #define TYPE_A_DRIVING                  0x00
 276 #define TYPE_B_DRIVING                  0x01
 277 #define TYPE_C_DRIVING                  0x02
 278 #define TYPE_D_DRIVING                  0x03
 279
 280 /* SD_SAMPLE_POINT_CTL */
 281 #define DDR_FIX_RX_DAT                  0x00
 282 #define DDR_VAR_RX_DAT                  0x80
 283 #define DDR_FIX_RX_DAT_EDGE             0x00
 284 #define DDR_FIX_RX_DAT_14_DELAY         0x40
 285 #define DDR_FIX_RX_CMD                  0x00
 286 #define DDR_VAR_RX_CMD                  0x20
 287 #define DDR_FIX_RX_CMD_POS_EDGE         0x00
 288 #define DDR_FIX_RX_CMD_14_DELAY         0x10
 289 #define SD20_RX_POS_EDGE                0x00
 290 #define SD20_RX_14_DELAY                0x08
 291 #define SD20_RX_SEL_MASK                0x08
 292
 293 /* SD_PUSH_POINT_CTL */
 294 #define DDR_FIX_TX_CMD_DAT              0x00
 295 #define DDR_VAR_TX_CMD_DAT              0x80
 296 #define DDR_FIX_TX_DAT_14_TSU           0x00
 297 #define DDR_FIX_TX_DAT_12_TSU           0x40
 298 #define DDR_FIX_TX_CMD_NEG_EDGE         0x00
 299 #define DDR_FIX_TX_CMD_14_AHEAD         0x20
 300 #define SD20_TX_NEG_EDGE                0x00
 301 #define SD20_TX_14_AHEAD                0x10
 302 #define SD20_TX_SEL_MASK                0x10
 303 #define DDR_VAR_SDCLK_POL_SWAP          0x01
 304
 305 /* SD_TRANSFER */
 306 #define SD_TRANSFER_START               0x80
 307 #define SD_TRANSFER_END                 0x40
 308 #define SD_STAT_IDLE                    0x20
 309 #define SD_TRANSFER_ERR                 0x10
 310 /* SD Transfer Mode definition */
 311 #define SD_TM_NORMAL_WRITE              0x00
 312 #define SD_TM_AUTO_WRITE_3              0x01
 313 #define SD_TM_AUTO_WRITE_4              0x02
 314 #define SD_TM_AUTO_READ_3               0x05
 315 #define SD_TM_AUTO_READ_4               0x06
 316 #define SD_TM_CMD_RSP                   0x08
 317 #define SD_TM_AUTO_WRITE_1              0x09
 318 #define SD_TM_AUTO_WRITE_2              0x0A
 319 #define SD_TM_NORMAL_READ               0x0C
 320 #define SD_TM_AUTO_READ_1               0x0D
 321 #define SD_TM_AUTO_READ_2               0x0E
 322 #define SD_TM_AUTO_TUNING               0x0F
 323
 324 /* SD_VPTX_CTL / SD_VPRX_CTL */
 325 #define PHASE_CHANGE                    0x80
 326 #define PHASE_NOT_RESET                 0x40
 327
 328 /* SD_DCMPS_TX_CTL / SD_DCMPS_RX_CTL */
 329 #define DCMPS_CHANGE                    0x80
 330 #define DCMPS_CHANGE_DONE               0x40
 331 #define DCMPS_ERROR                     0x20
 332 #define DCMPS_CURRENT_PHASE             0x1F
 333
 334 /* SD Configure 1 Register */
 335 #define SD_CLK_DIVIDE_0                 0x00
 336 #define SD_CLK_DIVIDE_256               0xC0
 337 #define SD_CLK_DIVIDE_128               0x80
 338 #define SD_BUS_WIDTH_1BIT               0x00
 339 #define SD_BUS_WIDTH_4BIT               0x01
 340 #define SD_BUS_WIDTH_8BIT               0x02
 341 #define SD_ASYNC_FIFO_NOT_RST           0x10
 342 #define SD_20_MODE                      0x00
 343 #define SD_DDR_MODE                     0x04
 344 #define SD_30_MODE                      0x08
 345
 346 #define SD_CLK_DIVIDE_MASK              0xC0
 347
 348 /* SD_CMD_STATE */
 349 #define SD_CMD_IDLE                     0x80
 350
 351 /* SD_DATA_STATE */
 352 #define SD_DATA_IDLE                    0x80
 353
 354 /* DCM_DRP_CTL */
 355 #define DCM_RESET                       0x08
 356 #define DCM_LOCKED                      0x04
 357 #define DCM_208M                        0x00
 358 #define DCM_TX                          0x01
 359 #define DCM_RX                          0x02
 360
 361 /* DCM_DRP_TRIG */
 362 #define DRP_START                       0x80
 363 #define DRP_DONE                        0x40
 364
 365 /* DCM_DRP_CFG */
 366 #define DRP_WRITE                       0x80
 367 #define DRP_READ                        0x00
 368 #define DCM_WRITE_ADDRESS_50            0x50
 369 #define DCM_WRITE_ADDRESS_51            0x51
 370 #define DCM_READ_ADDRESS_00             0x00
 371 #define DCM_READ_ADDRESS_51             0x51
 372
 373 /* IRQSTAT0 */
 374 #define DMA_DONE_INT                    0x80
 375 #define SUSPEND_INT                     0x40
 376 #define LINK_RDY_INT                    0x20
 377 #define LINK_DOWN_INT                   0x10
 378
 379 /* DMACTL */
 380 #define DMA_RST                         0x80
 381 #define DMA_BUSY                        0x04
 382 #define DMA_DIR_TO_CARD                 0x00
 383 #define DMA_DIR_FROM_CARD               0x02
 384 #define DMA_EN                          0x01
 385 #define DMA_128                         (0 << 4)
 386 #define DMA_256                         (1 << 4)
 387 #define DMA_512                         (2 << 4)
 388 #define DMA_1024                        (3 << 4)
 389 #define DMA_PACK_SIZE_MASK              0x30
 390
 391 /* SSC_CTL1 */
 392 #define SSC_RSTB                        0x80
 393 #define SSC_8X_EN                       0x40
 394 #define SSC_FIX_FRAC                    0x20
 395 #define SSC_SEL_1M                      0x00
 396 #define SSC_SEL_2M                      0x08
 397 #define SSC_SEL_4M                      0x10
 398 #define SSC_SEL_8M                      0x18
 399
 400 /* SSC_CTL2 */
 401 #define SSC_DEPTH_MASK                  0x07
 402 #define SSC_DEPTH_DISALBE               0x00
 403 #define SSC_DEPTH_4M                    0x01
 404 #define SSC_DEPTH_2M                    0x02
 405 #define SSC_DEPTH_1M                    0x03
 406 #define SSC_DEPTH_500K                  0x04
 407 #define SSC_DEPTH_250K                  0x05
 408
 409 /* System Clock Control Register */
 410 #define CLK_LOW_FREQ                    0x01
 411
 412 /* System Clock Divider Register */
 413 #define CLK_DIV_1                       0x01
 414 #define CLK_DIV_2                       0x02
 415 #define CLK_DIV_4                       0x03
 416 #define CLK_DIV_8                       0x04
 417
 418 /* MS_CFG */
 419 #define SAMPLE_TIME_RISING              0x00
 420 #define SAMPLE_TIME_FALLING             0x80
 421 #define PUSH_TIME_DEFAULT               0x00
 422 #define PUSH_TIME_ODD                   0x40
 423 #define NO_EXTEND_TOGGLE                0x00
 424 #define EXTEND_TOGGLE_CHK               0x20
 425 #define MS_BUS_WIDTH_1                  0x00
 426 #define MS_BUS_WIDTH_4                  0x10
 427 #define MS_BUS_WIDTH_8                  0x18
 428 #define MS_2K_SECTOR_MODE               0x04
 429 #define MS_512_SECTOR_MODE              0x00
 430 #define MS_TOGGLE_TIMEOUT_EN            0x00
 431 #define MS_TOGGLE_TIMEOUT_DISEN         0x01
 432 #define MS_NO_CHECK_INT                 0x02
 433
 434 /* MS_TRANS_CFG */
 435 #define WAIT_INT                        0x80
 436 #define NO_WAIT_INT                     0x00
 437 #define NO_AUTO_READ_INT_REG            0x00
 438 #define AUTO_READ_INT_REG               0x40
 439 #define MS_CRC16_ERR                    0x20
 440 #define MS_RDY_TIMEOUT                  0x10
 441 #define MS_INT_CMDNK                    0x08
 442 #define MS_INT_BREQ                     0x04
 443 #define MS_INT_ERR                      0x02
 444 #define MS_INT_CED                      0x01
 445
 446 /* MS_TRANSFER */
 447 #define MS_TRANSFER_START               0x80
 448 #define MS_TRANSFER_END                 0x40
 449 #define MS_TRANSFER_ERR                 0x20
 450 #define MS_BS_STATE                     0x10
 451 #define MS_TM_READ_BYTES                0x00
 452 #define MS_TM_NORMAL_READ               0x01
 453 #define MS_TM_WRITE_BYTES               0x04
 454 #define MS_TM_NORMAL_WRITE              0x05
 455 #define MS_TM_AUTO_READ                 0x08
 456 #define MS_TM_AUTO_WRITE                0x0C
 457
 458 /* SD Configure 2 Register */
 459 #define SD_CALCULATE_CRC7               0x00
 460 #define SD_NO_CALCULATE_CRC7            0x80
 461 #define SD_CHECK_CRC16                  0x00
 462 #define SD_NO_CHECK_CRC16               0x40
 463 #define SD_NO_CHECK_WAIT_CRC_TO         0x20
 464 #define SD_WAIT_BUSY_END                0x08
 465 #define SD_NO_WAIT_BUSY_END             0x00
 466 #define SD_CHECK_CRC7                   0x00
 467 #define SD_NO_CHECK_CRC7                0x04
 468 #define SD_RSP_LEN_0                    0x00
 469 #define SD_RSP_LEN_6                    0x01
 470 #define SD_RSP_LEN_17                   0x02
 471 /* SD/MMC Response Type Definition */
 472 #define SD_RSP_TYPE_R0                  0x04
 473 #define SD_RSP_TYPE_R1                  0x01
 474 #define SD_RSP_TYPE_R1b                 0x09
 475 #define SD_RSP_TYPE_R2                  0x02
 476 #define SD_RSP_TYPE_R3                  0x05
 477 #define SD_RSP_TYPE_R4                  0x05
 478 #define SD_RSP_TYPE_R5                  0x01
 479 #define SD_RSP_TYPE_R6                  0x01
 480 #define SD_RSP_TYPE_R7                  0x01
 481
 482 /* SD_CONFIGURE3 */
 483 #define SD_RSP_80CLK_TIMEOUT_EN         0x01
 484
 485 /* Card Transfer Reset Register */
 486 #define SPI_STOP                        0x01
 487 #define XD_STOP                         0x02
 488 #define SD_STOP                         0x04
 489 #define MS_STOP                         0x08
 490 #define SPI_CLR_ERR                     0x10
 491 #define XD_CLR_ERR                      0x20
 492 #define SD_CLR_ERR                      0x40
 493 #define MS_CLR_ERR                      0x80
 494
 495 /* Card Data Source Register */
 496 #define PINGPONG_BUFFER                 0x01
 497 #define RING_BUFFER                     0x00
 498
 499 /* Card Power Control Register */
 500 #define PMOS_STRG_MASK                  0x10
 501 #define PMOS_STRG_800mA                 0x10
 502 #define PMOS_STRG_400mA                 0x00
 503 #define SD_POWER_OFF                    0x03
 504 #define SD_PARTIAL_POWER_ON             0x01
 505 #define SD_POWER_ON                     0x00
 506 #define SD_POWER_MASK                   0x03
 507 #define MS_POWER_OFF                    0x0C
 508 #define MS_PARTIAL_POWER_ON             0x04
 509 #define MS_POWER_ON                     0x00
 510 #define MS_POWER_MASK                   0x0C
 511 #define BPP_POWER_OFF                   0x0F
 512 #define BPP_POWER_5_PERCENT_ON          0x0E
 513 #define BPP_POWER_10_PERCENT_ON         0x0C
 514 #define BPP_POWER_15_PERCENT_ON         0x08
 515 #define BPP_POWER_ON                    0x00
 516 #define BPP_POWER_MASK                  0x0F
 517 #define SD_VCC_PARTIAL_POWER_ON         0x02
 518 #define SD_VCC_POWER_ON                 0x00
 519
 520 /* PWR_GATE_CTRL */
 521 #define PWR_GATE_EN                     0x01
 522 #define LDO3318_PWR_MASK                0x06
 523 #define LDO_ON                          0x00
 524 #define LDO_SUSPEND                     0x04
 525 #define LDO_OFF                         0x06
 526
 527 /* CARD_CLK_SOURCE */
 528 #define CRC_FIX_CLK                     (0x00 << 0)
 529 #define CRC_VAR_CLK0                    (0x01 << 0)
 530 #define CRC_VAR_CLK1                    (0x02 << 0)
 531 #define SD30_FIX_CLK                    (0x00 << 2)
 532 #define SD30_VAR_CLK0                   (0x01 << 2)
 533 #define SD30_VAR_CLK1                   (0x02 << 2)
 534 #define SAMPLE_FIX_CLK                  (0x00 << 4)
 535 #define SAMPLE_VAR_CLK0                 (0x01 << 4)
 536 #define SAMPLE_VAR_CLK1                 (0x02 << 4)
 537
 538 /* HOST_SLEEP_STATE */
 539 #define HOST_ENTER_S1                   1
 540 #define HOST_ENTER_S3                   2
 541
 542 #define MS_CFG                          0xFD40
 543 #define MS_TPC                          0xFD41
 544 #define MS_TRANS_CFG                    0xFD42
 545 #define MS_TRANSFER                     0xFD43
 546 #define MS_INT_REG                      0xFD44
 547 #define MS_BYTE_CNT                     0xFD45
 548 #define MS_SECTOR_CNT_L                 0xFD46
 549 #define MS_SECTOR_CNT_H                 0xFD47
 550 #define MS_DBUS_H                       0xFD48
 551
 552 #define SD_CFG1                         0xFDA0
 553 #define SD_CFG2                         0xFDA1
 554 #define SD_CFG3                         0xFDA2
 555 #define SD_STAT1                        0xFDA3
 556 #define SD_STAT2                        0xFDA4
 557 #define SD_BUS_STAT                     0xFDA5
 558 #define SD_PAD_CTL                      0xFDA6
 559 #define SD_SAMPLE_POINT_CTL             0xFDA7
 560 #define SD_PUSH_POINT_CTL               0xFDA8
 561 #define SD_CMD0                         0xFDA9
 562 #define SD_CMD1                         0xFDAA
 563 #define SD_CMD2                         0xFDAB
 564 #define SD_CMD3                         0xFDAC
 565 #define SD_CMD4                         0xFDAD
 566 #define SD_CMD5                         0xFDAE
 567 #define SD_BYTE_CNT_L                   0xFDAF
 568 #define SD_BYTE_CNT_H                   0xFDB0
 569 #define SD_BLOCK_CNT_L                  0xFDB1
 570 #define SD_BLOCK_CNT_H                  0xFDB2
 571 #define SD_TRANSFER                     0xFDB3
 572 #define SD_CMD_STATE                    0xFDB5
 573 #define SD_DATA_STATE                   0xFDB6
 574
 575 #define SRCTL                           0xFC13
 576
 577 #define DCM_DRP_CTL                     0xFC23
 578 #define DCM_DRP_TRIG                    0xFC24
 579 #define DCM_DRP_CFG                     0xFC25
 580 #define DCM_DRP_WR_DATA_L               0xFC26
 581 #define DCM_DRP_WR_DATA_H               0xFC27
 582 #define DCM_DRP_RD_DATA_L               0xFC28
 583 #define DCM_DRP_RD_DATA_H               0xFC29
 584 #define SD_VPCLK0_CTL                   0xFC2A
 585 #define SD_VPCLK1_CTL                   0xFC2B
 586 #define SD_DCMPS0_CTL                   0xFC2C
 587 #define SD_DCMPS1_CTL                   0xFC2D
 588 #define SD_VPTX_CTL                     SD_VPCLK0_CTL
 589 #define SD_VPRX_CTL                     SD_VPCLK1_CTL
 590 #define SD_DCMPS_TX_CTL                 SD_DCMPS0_CTL
 591 #define SD_DCMPS_RX_CTL                 SD_DCMPS1_CTL
 592 #define CARD_CLK_SOURCE                 0xFC2E
 593
 594 #define CARD_PWR_CTL                    0xFD50
 595 #define CARD_CLK_SWITCH                 0xFD51
 596 #define RTL8411B_PACKAGE_MODE           0xFD51
 597 #define CARD_SHARE_MODE                 0xFD52
 598 #define CARD_DRIVE_SEL                  0xFD53
 599 #define CARD_STOP                       0xFD54
 600 #define CARD_OE                         0xFD55
 601 #define CARD_AUTO_BLINK                 0xFD56
 602 #define CARD_GPIO_DIR                   0xFD57
 603 #define CARD_GPIO                       0xFD58
 604 #define CARD_DATA_SOURCE                0xFD5B
 605 #define SD30_CLK_DRIVE_SEL              0xFD5A
 606 #define CARD_SELECT                     0xFD5C
 607 #define SD30_DRIVE_SEL                  0xFD5E
 608 #define SD30_CMD_DRIVE_SEL              0xFD5E
 609 #define SD30_DAT_DRIVE_SEL              0xFD5F
 610 #define CARD_CLK_EN                     0xFD69
 611 #define SDIO_CTRL                       0xFD6B
 612 #define CD_PAD_CTL                      0xFD73
 613
 614 #define FPDCTL                          0xFC00
 615 #define PDINFO                          0xFC01
 616
 617 #define CLK_CTL                         0xFC02
 618 #define CLK_DIV                         0xFC03
 619 #define CLK_SEL                         0xFC04
 620
 621 #define SSC_DIV_N_0                     0xFC0F
 622 #define SSC_DIV_N_1                     0xFC10
 623 #define SSC_CTL1                        0xFC11
 624 #define SSC_CTL2                        0xFC12
 625
 626 #define RCCTL                           0xFC14
 627
 628 #define FPGA_PULL_CTL                   0xFC1D
 629 #define OLT_LED_CTL                     0xFC1E
 630 #define GPIO_CTL                        0xFC1F
 631
 632 #define LDO_CTL                         0xFC1E
 633 #define SYS_VER                         0xFC32
 634
 635 #define CARD_PULL_CTL1                  0xFD60
 636 #define CARD_PULL_CTL2                  0xFD61
 637 #define CARD_PULL_CTL3                  0xFD62
 638 #define CARD_PULL_CTL4                  0xFD63
 639 #define CARD_PULL_CTL5                  0xFD64
 640 #define CARD_PULL_CTL6                  0xFD65
 641
 642 /* PCI Express Related Registers */
 643 #define IRQEN0                          0xFE20
 644 #define IRQSTAT0                        0xFE21
 645 #define IRQEN1                          0xFE22
 646 #define IRQSTAT1                        0xFE23
 647 #define TLPRIEN                         0xFE24
 648 #define TLPRISTAT                       0xFE25
 649 #define TLPTIEN                         0xFE26
 650 #define TLPTISTAT                       0xFE27
 651 #define DMATC0                          0xFE28
 652 #define DMATC1                          0xFE29
 653 #define DMATC2                          0xFE2A
 654 #define DMATC3                          0xFE2B
 655 #define DMACTL                          0xFE2C
 656 #define BCTL                            0xFE2D
 657 #define RBBC0                           0xFE2E
 658 #define RBBC1                           0xFE2F
 659 #define RBDAT                           0xFE30
 660 #define RBCTL                           0xFE34
 661 #define CFGADDR0                        0xFE35
 662 #define CFGADDR1                        0xFE36
 663 #define CFGDATA0                        0xFE37
 664 #define CFGDATA1                        0xFE38
 665 #define CFGDATA2                        0xFE39
 666 #define CFGDATA3                        0xFE3A
 667 #define CFGRWCTL                        0xFE3B
 668 #define PHYRWCTL                        0xFE3C
 669 #define PHYDATA0                        0xFE3D
 670 #define PHYDATA1                        0xFE3E
 671 #define PHYADDR                         0xFE3F
 672 #define MSGRXDATA0                      0xFE40
 673 #define MSGRXDATA1                      0xFE41
 674 #define MSGRXDATA2                      0xFE42
 675 #define MSGRXDATA3                      0xFE43
 676 #define MSGTXDATA0                      0xFE44
 677 #define MSGTXDATA1                      0xFE45
 678 #define MSGTXDATA2                      0xFE46
 679 #define MSGTXDATA3                      0xFE47
 680 #define MSGTXCTL                        0xFE48
 681 #define PETXCFG                         0xFE49
 682 #define LTR_CTL                         0xFE4A
 683 #define OBFF_CFG                        0xFE4C
 684
 685 #define CDRESUMECTL                     0xFE52
 686 #define WAKE_SEL_CTL                    0xFE54
 687 #define PME_FORCE_CTL                   0xFE56
 688 #define ASPM_FORCE_CTL                  0xFE57
 689 #define PM_CLK_FORCE_CTL                0xFE58
 690 #define FUNC_FORCE_CTL                  0xFE59
 691 #define PERST_GLITCH_WIDTH              0xFE5C
 692 #define CHANGE_LINK_STATE               0xFE5B
 693 #define RESET_LOAD_REG                  0xFE5E
 694 #define EFUSE_CONTENT                   0xFE5F
 695 #define HOST_SLEEP_STATE                0xFE60
 696 #define SDIO_CFG                        0xFE70
 697
 698 #define NFTS_TX_CTRL                    0xFE72
 699
 700 #define PWR_GATE_CTRL                   0xFE75
 701 #define PWD_SUSPEND_EN                  0xFE76
 702 #define LDO_PWR_SEL                     0xFE78
 703
 704 #define DUMMY_REG_RESET_0               0xFE90
 705
 706 #define AUTOLOAD_CFG_BASE               0xFF00
 707
 708 #define PM_CTRL1                        0xFF44
 709 #define PM_CTRL2                        0xFF45
 710 #define PM_CTRL3                        0xFF46
 711 #define PM_CTRL4                        0xFF47
 712
 713 /* Memory mapping */
 714 #define SRAM_BASE                       0xE600
 715 #define RBUF_BASE                       0xF400
 716 #define PPBUF_BASE1                     0xF800
 717 #define PPBUF_BASE2                     0xFA00
 718 #define IMAGE_FLAG_ADDR0                0xCE80
 719 #define IMAGE_FLAG_ADDR1                0xCE81
 720
 721 /* Phy register */
 722 #define PHY_PCR                         0x00
 723 #define PHY_RCR0                        0x01
 724 #define PHY_RCR1                        0x02
 725 #define PHY_RCR2                        0x03
 726 #define PHY_RTCR                        0x04
 727 #define PHY_RDR                         0x05
 728 #define PHY_TCR0                        0x06
 729 #define PHY_TCR1                        0x07
 730 #define PHY_TUNE                        0x08
 731 #define PHY_IMR                         0x09
 732 #define PHY_BPCR                        0x0A
 733 #define PHY_BIST                        0x0B
 734 #define PHY_RAW_L                       0x0C
 735 #define PHY_RAW_H                       0x0D
 736 #define PHY_RAW_DATA                    0x0E
 737 #define PHY_HOST_CLK_CTRL               0x0F
 738 #define PHY_DMR                         0x10
 739 #define PHY_BACR                        0x11
 740 #define PHY_IER                         0x12
 741 #define PHY_BCSR                        0x13
 742 #define PHY_BPR                         0x14
 743 #define PHY_BPNR2                       0x15
 744 #define PHY_BPNR                        0x16
 745 #define PHY_BRNR2                       0x17
 746 #define PHY_BENR                        0x18
 747 #define PHY_REG_REV                     0x19
 748 #define PHY_FLD0                        0x1A
 749 #define PHY_FLD1                        0x1B
 750 #define PHY_FLD2                        0x1C
 751 #define PHY_FLD3                        0x1D
 752 #define PHY_FLD4                        0x1E
 753 #define PHY_DUM_REG                     0x1F
 754
 755 #define LCTLR                           0x80
 756 #define PCR_SETTING_REG1                0x724
 757 #define PCR_SETTING_REG2                0x814
 758 #define PCR_SETTING_REG3                0x747
 759
 760 #define rtsx_pci_init_cmd(pcr)          ((pcr)->ci = 0)
 761
 762 struct rtsx_pcr;
 763
 764 struct pcr_handle {
 765         struct rtsx_pcr                 *pcr;
 766 };
 767
 768 struct pcr_ops {
 769         int             (*extra_init_hw)(struct rtsx_pcr *pcr);
 770         int             (*optimize_phy)(struct rtsx_pcr *pcr);
 771         int             (*turn_on_led)(struct rtsx_pcr *pcr);
 772         int             (*turn_off_led)(struct rtsx_pcr *pcr);
 773         int             (*enable_auto_blink)(struct rtsx_pcr *pcr);
 774         int             (*disable_auto_blink)(struct rtsx_pcr *pcr);
 775         int             (*card_power_on)(struct rtsx_pcr *pcr, int card);
 776         int             (*card_power_off)(struct rtsx_pcr *pcr, int card);
 777         int             (*switch_output_voltage)(struct rtsx_pcr *pcr,
 778                                                 u8 voltage);
 779         unsigned int    (*cd_deglitch)(struct rtsx_pcr *pcr);
 780         int             (*conv_clk_and_div_n)(int clk, int dir);
 781         void            (*fetch_vendor_settings)(struct rtsx_pcr *pcr);
 782         void            (*force_power_down)(struct rtsx_pcr *pcr, u8 pm_state);
 783 };
 784
 785 enum PDEV_STAT  {PDEV_STAT_IDLE, PDEV_STAT_RUN};
 786
 787 struct rtsx_pcr {
 788         struct pci_dev                  *pci;
 789         unsigned int                    id;
 790
 791         /* pci resources */
 792         unsigned long                   addr;
 793         void __iomem                    *remap_addr;
 794         int                             irq;
 795
 796         /* host reserved buffer */
 797         void                            *rtsx_resv_buf;
 798         dma_addr_t                      rtsx_resv_buf_addr;
 799
 800         void                            *host_cmds_ptr;
 801         dma_addr_t                      host_cmds_addr;
 802         int                             ci;
 803
 804         void                            *host_sg_tbl_ptr;
 805         dma_addr_t                      host_sg_tbl_addr;
 806         int                             sgi;
 807
 808         u32                             bier;
 809         char                            trans_result;
 810
 811         unsigned int                    card_inserted;
 812         unsigned int                    card_removed;
 813         unsigned int                    card_exist;
 814
 815         struct delayed_work             carddet_work;
 816         struct delayed_work             idle_work;
 817
 818         spinlock_t                      lock;
 819         struct mutex                    pcr_mutex;
 820         struct completion               *done;
 821         struct completion               *finish_me;
 822
 823         unsigned int                    cur_clock;
 824         bool                            remove_pci;
 825         bool                            msi_en;
 826
 827 #define EXTRA_CAPS_SD_SDR50             (1 << 0)
 828 #define EXTRA_CAPS_SD_SDR104            (1 << 1)
 829 #define EXTRA_CAPS_SD_DDR50             (1 << 2)
 830 #define EXTRA_CAPS_MMC_HSDDR            (1 << 3)
 831 #define EXTRA_CAPS_MMC_HS200            (1 << 4)
 832 #define EXTRA_CAPS_MMC_8BIT             (1 << 5)
 833         u32                             extra_caps;
 834
 835 #define IC_VER_A                        0
 836 #define IC_VER_B                        1
 837 #define IC_VER_C                        2
 838 #define IC_VER_D                        3
 839         u8                              ic_version;
 840
 841         u8                              sd30_drive_sel_1v8;
 842         u8                              sd30_drive_sel_3v3;
 843         u8                              card_drive_sel;
 844 #define ASPM_L1_EN                      0x02
 845         u8                              aspm_en;
 846
 847 #define PCR_MS_PMOS                     (1 << 0)
 848 #define PCR_REVERSE_SOCKET              (1 << 1)
 849         u32                             flags;
 850
 851         const u32                       *sd_pull_ctl_enable_tbl;
 852         const u32                       *sd_pull_ctl_disable_tbl;
 853         const u32                       *ms_pull_ctl_enable_tbl;
 854         const u32                       *ms_pull_ctl_disable_tbl;
 855
 856         const struct pcr_ops            *ops;
 857         enum PDEV_STAT                  state;
 858
 859         int                             num_slots;
 860         struct rtsx_slot                *slots;
 861 };
 862
 863 #define CHK_PCI_PID(pcr, pid)           ((pcr)->pci->device == (pid))
 864 #define PCI_VID(pcr)                    ((pcr)->pci->vendor)
 865 #define PCI_PID(pcr)                    ((pcr)->pci->device)
 866
 867 void rtsx_pci_start_run(struct rtsx_pcr *pcr);
 868 int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data);
 869 int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data);
 870 int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
 871 int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
 872 void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr);
 873 void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
 874                 u8 cmd_type, u16 reg_addr, u8 mask, u8 data);
 875 void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr);
 876 int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout);
 877 int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
 878                 int num_sg, bool read, int timeout);
 879 int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
 880 int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
 881 int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card);
 882 int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card);
 883 int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
 884                 u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
 885 int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card);
 886 int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card);
 887 int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card);
 888 int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage);
 889 unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr);
 890 void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr);
 891
 892 static inline u8 *rtsx_pci_get_cmd_data(struct rtsx_pcr *pcr)
 893 {
 894         return (u8 *)(pcr->host_cmds_ptr);
 895 }
 896
 897 #endif