include/linux/rtsx_usb.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /* Driver for Realtek RTS5139 USB card reader
   3  *
   4  * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
   5  *
   6  * Author:
   7  *   Roger Tseng <rogerable@realtek.com>
   8  */
   9
  10 #ifndef __RTSX_USB_H
  11 #define __RTSX_USB_H
  12
  13 #include <linux/usb.h>
  14
  15 /* related module names */
  16 #define RTSX_USB_SD_CARD        0
  17 #define RTSX_USB_MS_CARD        1
  18
  19 /* endpoint numbers */
  20 #define EP_BULK_OUT             1
  21 #define EP_BULK_IN              2
  22 #define EP_INTR_IN              3
  23
  24 /* USB vendor requests */
  25 #define RTSX_USB_REQ_REG_OP     0x00
  26 #define RTSX_USB_REQ_POLL       0x02
  27
  28 /* miscellaneous parameters */
  29 #define MIN_DIV_N               60
  30 #define MAX_DIV_N               120
  31
  32 #define MAX_PHASE               15
  33 #define RX_TUNING_CNT           3
  34
  35 #define QFN24                   0
  36 #define LQFP48                  1
  37 #define CHECK_PKG(ucr, pkg)     ((ucr)->package == (pkg))
  38
  39 /* data structures */
  40 struct rtsx_ucr {
  41         u16                     vendor_id;
  42         u16                     product_id;
  43
  44         int                     package;
  45         u8                      ic_version;
  46         bool                    is_rts5179;
  47
  48         unsigned int            cur_clk;
  49
  50         u8                      *cmd_buf;
  51         unsigned int            cmd_idx;
  52         u8                      *rsp_buf;
  53
  54         struct usb_device       *pusb_dev;
  55         struct usb_interface    *pusb_intf;
  56         struct usb_sg_request   current_sg;
  57         unsigned char           *iobuf;
  58         dma_addr_t              iobuf_dma;
  59
  60         struct timer_list       sg_timer;
  61         struct mutex            dev_mutex;
  62 };
  63
  64 /* buffer size */
  65 #define IOBUF_SIZE              1024
  66
  67 /* prototypes of exported functions */
  68 extern int rtsx_usb_get_card_status(struct rtsx_ucr *ucr, u16 *status);
  69
  70 extern int rtsx_usb_read_register(struct rtsx_ucr *ucr, u16 addr, u8 *data);
  71 extern int rtsx_usb_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask,
  72                 u8 data);
  73
  74 extern int rtsx_usb_ep0_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask,
  75                 u8 data);
  76 extern int rtsx_usb_ep0_read_register(struct rtsx_ucr *ucr, u16 addr,
  77                 u8 *data);
  78
  79 extern void rtsx_usb_add_cmd(struct rtsx_ucr *ucr, u8 cmd_type,
  80                 u16 reg_addr, u8 mask, u8 data);
  81 extern int rtsx_usb_send_cmd(struct rtsx_ucr *ucr, u8 flag, int timeout);
  82 extern int rtsx_usb_get_rsp(struct rtsx_ucr *ucr, int rsp_len, int timeout);
  83 extern int rtsx_usb_transfer_data(struct rtsx_ucr *ucr, unsigned int pipe,
  84                               void *buf, unsigned int len, int use_sg,
  85                               unsigned int *act_len, int timeout);
  86
  87 extern int rtsx_usb_read_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len);
  88 extern int rtsx_usb_write_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len);
  89 extern int rtsx_usb_switch_clock(struct rtsx_ucr *ucr, unsigned int card_clock,
  90                 u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
  91 extern int rtsx_usb_card_exclusive_check(struct rtsx_ucr *ucr, int card);
  92
  93 /* card status */
  94 #define SD_CD           0x01
  95 #define MS_CD           0x02
  96 #define XD_CD           0x04
  97 #define CD_MASK         (SD_CD | MS_CD | XD_CD)
  98 #define SD_WP           0x08
  99
 100 /* reader command field offset & parameters */
 101 #define READ_REG_CMD            0
 102 #define WRITE_REG_CMD           1
 103 #define CHECK_REG_CMD           2
 104
 105 #define PACKET_TYPE             4
 106 #define CNT_H                   5
 107 #define CNT_L                   6
 108 #define STAGE_FLAG              7
 109 #define CMD_OFFSET              8
 110 #define SEQ_WRITE_DATA_OFFSET   12
 111
 112 #define BATCH_CMD               0
 113 #define SEQ_READ                1
 114 #define SEQ_WRITE               2
 115
 116 #define STAGE_R                 0x01
 117 #define STAGE_DI                0x02
 118 #define STAGE_DO                0x04
 119 #define STAGE_MS_STATUS         0x08
 120 #define STAGE_XD_STATUS         0x10
 121 #define MODE_C                  0x00
 122 #define MODE_CR                 (STAGE_R)
 123 #define MODE_CDIR               (STAGE_R | STAGE_DI)
 124 #define MODE_CDOR               (STAGE_R | STAGE_DO)
 125
 126 #define EP0_OP_SHIFT            14
 127 #define EP0_READ_REG_CMD        2
 128 #define EP0_WRITE_REG_CMD       3
 129
 130 #define rtsx_usb_cmd_hdr_tag(ucr)               \
 131         do {                                    \
 132                 ucr->cmd_buf[0] = 'R';          \
 133                 ucr->cmd_buf[1] = 'T';          \
 134                 ucr->cmd_buf[2] = 'C';          \
 135                 ucr->cmd_buf[3] = 'R';          \
 136         } while (0)
 137
 138 static inline void rtsx_usb_init_cmd(struct rtsx_ucr *ucr)
 139 {
 140         rtsx_usb_cmd_hdr_tag(ucr);
 141         ucr->cmd_idx = 0;
 142         ucr->cmd_buf[PACKET_TYPE] = BATCH_CMD;
 143 }
 144
 145 /* internal register address */
 146 #define FPDCTL                          0xFC00
 147 #define SSC_DIV_N_0                     0xFC07
 148 #define SSC_CTL1                        0xFC09
 149 #define SSC_CTL2                        0xFC0A
 150 #define CFG_MODE                        0xFC0E
 151 #define CFG_MODE_1                      0xFC0F
 152 #define RCCTL                           0xFC14
 153 #define SOF_WDOG                        0xFC28
 154 #define SYS_DUMMY0                      0xFC30
 155
 156 #define MS_BLKEND                       0xFD30
 157 #define MS_READ_START                   0xFD31
 158 #define MS_READ_COUNT                   0xFD32
 159 #define MS_WRITE_START                  0xFD33
 160 #define MS_WRITE_COUNT                  0xFD34
 161 #define MS_COMMAND                      0xFD35
 162 #define MS_OLD_BLOCK_0                  0xFD36
 163 #define MS_OLD_BLOCK_1                  0xFD37
 164 #define MS_NEW_BLOCK_0                  0xFD38
 165 #define MS_NEW_BLOCK_1                  0xFD39
 166 #define MS_LOG_BLOCK_0                  0xFD3A
 167 #define MS_LOG_BLOCK_1                  0xFD3B
 168 #define MS_BUS_WIDTH                    0xFD3C
 169 #define MS_PAGE_START                   0xFD3D
 170 #define MS_PAGE_LENGTH                  0xFD3E
 171 #define MS_CFG                          0xFD40
 172 #define MS_TPC                          0xFD41
 173 #define MS_TRANS_CFG                    0xFD42
 174 #define MS_TRANSFER                     0xFD43
 175 #define MS_INT_REG                      0xFD44
 176 #define MS_BYTE_CNT                     0xFD45
 177 #define MS_SECTOR_CNT_L                 0xFD46
 178 #define MS_SECTOR_CNT_H                 0xFD47
 179 #define MS_DBUS_H                       0xFD48
 180
 181 #define CARD_DMA1_CTL                   0xFD5C
 182 #define CARD_PULL_CTL1                  0xFD60
 183 #define CARD_PULL_CTL2                  0xFD61
 184 #define CARD_PULL_CTL3                  0xFD62
 185 #define CARD_PULL_CTL4                  0xFD63
 186 #define CARD_PULL_CTL5                  0xFD64
 187 #define CARD_PULL_CTL6                  0xFD65
 188 #define CARD_EXIST                      0xFD6F
 189 #define CARD_INT_PEND                   0xFD71
 190
 191 #define LDO_POWER_CFG                   0xFD7B
 192
 193 #define SD_CFG1                         0xFDA0
 194 #define SD_CFG2                         0xFDA1
 195 #define SD_CFG3                         0xFDA2
 196 #define SD_STAT1                        0xFDA3
 197 #define SD_STAT2                        0xFDA4
 198 #define SD_BUS_STAT                     0xFDA5
 199 #define SD_PAD_CTL                      0xFDA6
 200 #define SD_SAMPLE_POINT_CTL             0xFDA7
 201 #define SD_PUSH_POINT_CTL               0xFDA8
 202 #define SD_CMD0                         0xFDA9
 203 #define SD_CMD1                         0xFDAA
 204 #define SD_CMD2                         0xFDAB
 205 #define SD_CMD3                         0xFDAC
 206 #define SD_CMD4                         0xFDAD
 207 #define SD_CMD5                         0xFDAE
 208 #define SD_BYTE_CNT_L                   0xFDAF
 209 #define SD_BYTE_CNT_H                   0xFDB0
 210 #define SD_BLOCK_CNT_L                  0xFDB1
 211 #define SD_BLOCK_CNT_H                  0xFDB2
 212 #define SD_TRANSFER                     0xFDB3
 213 #define SD_CMD_STATE                    0xFDB5
 214 #define SD_DATA_STATE                   0xFDB6
 215 #define SD_VPCLK0_CTL                   0xFC2A
 216 #define SD_VPCLK1_CTL                   0xFC2B
 217 #define SD_DCMPS0_CTL                   0xFC2C
 218 #define SD_DCMPS1_CTL                   0xFC2D
 219
 220 #define CARD_DMA1_CTL                   0xFD5C
 221
 222 #define HW_VERSION                      0xFC01
 223
 224 #define SSC_CLK_FPGA_SEL                0xFC02
 225 #define CLK_DIV                         0xFC03
 226 #define SFSM_ED                         0xFC04
 227
 228 #define CD_DEGLITCH_WIDTH               0xFC20
 229 #define CD_DEGLITCH_EN                  0xFC21
 230 #define AUTO_DELINK_EN                  0xFC23
 231
 232 #define FPGA_PULL_CTL                   0xFC1D
 233 #define CARD_CLK_SOURCE                 0xFC2E
 234
 235 #define CARD_SHARE_MODE                 0xFD51
 236 #define CARD_DRIVE_SEL                  0xFD52
 237 #define CARD_STOP                       0xFD53
 238 #define CARD_OE                         0xFD54
 239 #define CARD_AUTO_BLINK                 0xFD55
 240 #define CARD_GPIO                       0xFD56
 241 #define SD30_DRIVE_SEL                  0xFD57
 242
 243 #define CARD_DATA_SOURCE                0xFD5D
 244 #define CARD_SELECT                     0xFD5E
 245
 246 #define CARD_CLK_EN                     0xFD79
 247 #define CARD_PWR_CTL                    0xFD7A
 248
 249 #define OCPCTL                          0xFD80
 250 #define OCPPARA1                        0xFD81
 251 #define OCPPARA2                        0xFD82
 252 #define OCPSTAT                         0xFD83
 253
 254 #define HS_USB_STAT                     0xFE01
 255 #define HS_VCONTROL                     0xFE26
 256 #define HS_VSTAIN                       0xFE27
 257 #define HS_VLOADM                       0xFE28
 258 #define HS_VSTAOUT                      0xFE29
 259
 260 #define MC_IRQ                          0xFF00
 261 #define MC_IRQEN                        0xFF01
 262 #define MC_FIFO_CTL                     0xFF02
 263 #define MC_FIFO_BC0                     0xFF03
 264 #define MC_FIFO_BC1                     0xFF04
 265 #define MC_FIFO_STAT                    0xFF05
 266 #define MC_FIFO_MODE                    0xFF06
 267 #define MC_FIFO_RD_PTR0                 0xFF07
 268 #define MC_FIFO_RD_PTR1                 0xFF08
 269 #define MC_DMA_CTL                      0xFF10
 270 #define MC_DMA_TC0                      0xFF11
 271 #define MC_DMA_TC1                      0xFF12
 272 #define MC_DMA_TC2                      0xFF13
 273 #define MC_DMA_TC3                      0xFF14
 274 #define MC_DMA_RST                      0xFF15
 275
 276 #define RBUF_SIZE_MASK                  0xFBFF
 277 #define RBUF_BASE                       0xF000
 278 #define PPBUF_BASE1                     0xF800
 279 #define PPBUF_BASE2                     0xFA00
 280
 281 /* internal register value macros */
 282 #define POWER_OFF                       0x03
 283 #define PARTIAL_POWER_ON                0x02
 284 #define POWER_ON                        0x00
 285 #define POWER_MASK                      0x03
 286 #define LDO3318_PWR_MASK                0x0C
 287 #define LDO_ON                          0x00
 288 #define LDO_SUSPEND                     0x08
 289 #define LDO_OFF                         0x0C
 290 #define DV3318_AUTO_PWR_OFF             0x10
 291 #define FORCE_LDO_POWERB                0x60
 292
 293 /* LDO_POWER_CFG */
 294 #define TUNE_SD18_MASK                  0x1C
 295 #define TUNE_SD18_1V7                   0x00
 296 #define TUNE_SD18_1V8                   (0x01 << 2)
 297 #define TUNE_SD18_1V9                   (0x02 << 2)
 298 #define TUNE_SD18_2V0                   (0x03 << 2)
 299 #define TUNE_SD18_2V7                   (0x04 << 2)
 300 #define TUNE_SD18_2V8                   (0x05 << 2)
 301 #define TUNE_SD18_2V9                   (0x06 << 2)
 302 #define TUNE_SD18_3V3                   (0x07 << 2)
 303
 304 /* CLK_DIV */
 305 #define CLK_CHANGE                      0x80
 306 #define CLK_DIV_1                       0x00
 307 #define CLK_DIV_2                       0x01
 308 #define CLK_DIV_4                       0x02
 309 #define CLK_DIV_8                       0x03
 310
 311 #define SSC_POWER_MASK                  0x01
 312 #define SSC_POWER_DOWN                  0x01
 313 #define SSC_POWER_ON                    0x00
 314
 315 #define FPGA_VER                        0x80
 316 #define HW_VER_MASK                     0x0F
 317
 318 #define EXTEND_DMA1_ASYNC_SIGNAL        0x02
 319
 320 /* CFG_MODE*/
 321 #define XTAL_FREE                       0x80
 322 #define CLK_MODE_MASK                   0x03
 323 #define CLK_MODE_12M_XTAL               0x00
 324 #define CLK_MODE_NON_XTAL               0x01
 325 #define CLK_MODE_24M_OSC                0x02
 326 #define CLK_MODE_48M_OSC                0x03
 327
 328 /* CFG_MODE_1*/
 329 #define RTS5179                         0x02
 330
 331 #define NYET_EN                         0x01
 332 #define NYET_MSAK                       0x01
 333
 334 #define SD30_DRIVE_MASK                 0x07
 335 #define SD20_DRIVE_MASK                 0x03
 336
 337 #define DISABLE_SD_CD                   0x08
 338 #define DISABLE_MS_CD                   0x10
 339 #define DISABLE_XD_CD                   0x20
 340 #define SD_CD_DEGLITCH_EN               0x01
 341 #define MS_CD_DEGLITCH_EN               0x02
 342 #define XD_CD_DEGLITCH_EN               0x04
 343
 344 #define CARD_SHARE_LQFP48               0x04
 345 #define CARD_SHARE_QFN24                0x00
 346 #define CARD_SHARE_LQFP_SEL             0x04
 347 #define CARD_SHARE_XD                   0x00
 348 #define CARD_SHARE_SD                   0x01
 349 #define CARD_SHARE_MS                   0x02
 350 #define CARD_SHARE_MASK                 0x03
 351
 352
 353 /* SD30_DRIVE_SEL */
 354 #define DRIVER_TYPE_A                   0x05
 355 #define DRIVER_TYPE_B                   0x03
 356 #define DRIVER_TYPE_C                   0x02
 357 #define DRIVER_TYPE_D                   0x01
 358
 359 /* SD_BUS_STAT */
 360 #define SD_CLK_TOGGLE_EN                0x80
 361 #define SD_CLK_FORCE_STOP               0x40
 362 #define SD_DAT3_STATUS                  0x10
 363 #define SD_DAT2_STATUS                  0x08
 364 #define SD_DAT1_STATUS                  0x04
 365 #define SD_DAT0_STATUS                  0x02
 366 #define SD_CMD_STATUS                   0x01
 367
 368 /* SD_PAD_CTL */
 369 #define SD_IO_USING_1V8                 0x80
 370 #define SD_IO_USING_3V3                 0x7F
 371 #define TYPE_A_DRIVING                  0x00
 372 #define TYPE_B_DRIVING                  0x01
 373 #define TYPE_C_DRIVING                  0x02
 374 #define TYPE_D_DRIVING                  0x03
 375
 376 /* CARD_CLK_EN */
 377 #define SD_CLK_EN                       0x04
 378 #define MS_CLK_EN                       0x08
 379
 380 /* CARD_SELECT */
 381 #define SD_MOD_SEL                      2
 382 #define MS_MOD_SEL                      3
 383
 384 /* CARD_SHARE_MODE */
 385 #define CARD_SHARE_LQFP48               0x04
 386 #define CARD_SHARE_QFN24                0x00
 387 #define CARD_SHARE_LQFP_SEL             0x04
 388 #define CARD_SHARE_XD                   0x00
 389 #define CARD_SHARE_SD                   0x01
 390 #define CARD_SHARE_MS                   0x02
 391 #define CARD_SHARE_MASK                 0x03
 392
 393 /* SSC_CTL1 */
 394 #define SSC_RSTB                        0x80
 395 #define SSC_8X_EN                       0x40
 396 #define SSC_FIX_FRAC                    0x20
 397 #define SSC_SEL_1M                      0x00
 398 #define SSC_SEL_2M                      0x08
 399 #define SSC_SEL_4M                      0x10
 400 #define SSC_SEL_8M                      0x18
 401
 402 /* SSC_CTL2 */
 403 #define SSC_DEPTH_MASK                  0x03
 404 #define SSC_DEPTH_DISALBE               0x00
 405 #define SSC_DEPTH_2M                    0x01
 406 #define SSC_DEPTH_1M                    0x02
 407 #define SSC_DEPTH_512K                  0x03
 408
 409 /* SD_VPCLK0_CTL */
 410 #define PHASE_CHANGE                    0x80
 411 #define PHASE_NOT_RESET                 0x40
 412
 413 /* SD_TRANSFER */
 414 #define SD_TRANSFER_START               0x80
 415 #define SD_TRANSFER_END                 0x40
 416 #define SD_STAT_IDLE                    0x20
 417 #define SD_TRANSFER_ERR                 0x10
 418 #define SD_TM_NORMAL_WRITE              0x00
 419 #define SD_TM_AUTO_WRITE_3              0x01
 420 #define SD_TM_AUTO_WRITE_4              0x02
 421 #define SD_TM_AUTO_READ_3               0x05
 422 #define SD_TM_AUTO_READ_4               0x06
 423 #define SD_TM_CMD_RSP                   0x08
 424 #define SD_TM_AUTO_WRITE_1              0x09
 425 #define SD_TM_AUTO_WRITE_2              0x0A
 426 #define SD_TM_NORMAL_READ               0x0C
 427 #define SD_TM_AUTO_READ_1               0x0D
 428 #define SD_TM_AUTO_READ_2               0x0E
 429 #define SD_TM_AUTO_TUNING               0x0F
 430
 431 /* SD_CFG1 */
 432 #define SD_CLK_DIVIDE_0                 0x00
 433 #define SD_CLK_DIVIDE_256               0xC0
 434 #define SD_CLK_DIVIDE_128               0x80
 435 #define SD_CLK_DIVIDE_MASK              0xC0
 436 #define SD_BUS_WIDTH_1BIT               0x00
 437 #define SD_BUS_WIDTH_4BIT               0x01
 438 #define SD_BUS_WIDTH_8BIT               0x02
 439 #define SD_ASYNC_FIFO_RST               0x10
 440 #define SD_20_MODE                      0x00
 441 #define SD_DDR_MODE                     0x04
 442 #define SD_30_MODE                      0x08
 443
 444 /* SD_CFG2 */
 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_WAIT_CRC_TO_EN               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 #define SD_RSP_TYPE_R0                  0x04
 458 #define SD_RSP_TYPE_R1                  0x01
 459 #define SD_RSP_TYPE_R1b                 0x09
 460 #define SD_RSP_TYPE_R2                  0x02
 461 #define SD_RSP_TYPE_R3                  0x05
 462 #define SD_RSP_TYPE_R4                  0x05
 463 #define SD_RSP_TYPE_R5                  0x01
 464 #define SD_RSP_TYPE_R6                  0x01
 465 #define SD_RSP_TYPE_R7                  0x01
 466
 467 /* SD_STAT1 */
 468 #define SD_CRC7_ERR                     0x80
 469 #define SD_CRC16_ERR                    0x40
 470 #define SD_CRC_WRITE_ERR                0x20
 471 #define SD_CRC_WRITE_ERR_MASK           0x1C
 472 #define GET_CRC_TIME_OUT                0x02
 473 #define SD_TUNING_COMPARE_ERR           0x01
 474
 475 /* SD_DATA_STATE */
 476 #define SD_DATA_IDLE                    0x80
 477
 478 /* CARD_DATA_SOURCE */
 479 #define PINGPONG_BUFFER                 0x01
 480 #define RING_BUFFER                     0x00
 481
 482 /* CARD_OE */
 483 #define SD_OUTPUT_EN                    0x04
 484 #define MS_OUTPUT_EN                    0x08
 485
 486 /* CARD_STOP */
 487 #define SD_STOP                         0x04
 488 #define MS_STOP                         0x08
 489 #define SD_CLR_ERR                      0x40
 490 #define MS_CLR_ERR                      0x80
 491
 492 /* CARD_CLK_SOURCE */
 493 #define CRC_FIX_CLK                     (0x00 << 0)
 494 #define CRC_VAR_CLK0                    (0x01 << 0)
 495 #define CRC_VAR_CLK1                    (0x02 << 0)
 496 #define SD30_FIX_CLK                    (0x00 << 2)
 497 #define SD30_VAR_CLK0                   (0x01 << 2)
 498 #define SD30_VAR_CLK1                   (0x02 << 2)
 499 #define SAMPLE_FIX_CLK                  (0x00 << 4)
 500 #define SAMPLE_VAR_CLK0                 (0x01 << 4)
 501 #define SAMPLE_VAR_CLK1                 (0x02 << 4)
 502
 503 /* SD_SAMPLE_POINT_CTL */
 504 #define DDR_FIX_RX_DAT                  0x00
 505 #define DDR_VAR_RX_DAT                  0x80
 506 #define DDR_FIX_RX_DAT_EDGE             0x00
 507 #define DDR_FIX_RX_DAT_14_DELAY         0x40
 508 #define DDR_FIX_RX_CMD                  0x00
 509 #define DDR_VAR_RX_CMD                  0x20
 510 #define DDR_FIX_RX_CMD_POS_EDGE         0x00
 511 #define DDR_FIX_RX_CMD_14_DELAY         0x10
 512 #define SD20_RX_POS_EDGE                0x00
 513 #define SD20_RX_14_DELAY                0x08
 514 #define SD20_RX_SEL_MASK                0x08
 515
 516 /* SD_PUSH_POINT_CTL */
 517 #define DDR_FIX_TX_CMD_DAT              0x00
 518 #define DDR_VAR_TX_CMD_DAT              0x80
 519 #define DDR_FIX_TX_DAT_14_TSU           0x00
 520 #define DDR_FIX_TX_DAT_12_TSU           0x40
 521 #define DDR_FIX_TX_CMD_NEG_EDGE         0x00
 522 #define DDR_FIX_TX_CMD_14_AHEAD         0x20
 523 #define SD20_TX_NEG_EDGE                0x00
 524 #define SD20_TX_14_AHEAD                0x10
 525 #define SD20_TX_SEL_MASK                0x10
 526 #define DDR_VAR_SDCLK_POL_SWAP          0x01
 527
 528 /* MS_CFG */
 529 #define SAMPLE_TIME_RISING              0x00
 530 #define SAMPLE_TIME_FALLING             0x80
 531 #define PUSH_TIME_DEFAULT               0x00
 532 #define PUSH_TIME_ODD                   0x40
 533 #define NO_EXTEND_TOGGLE                0x00
 534 #define EXTEND_TOGGLE_CHK               0x20
 535 #define MS_BUS_WIDTH_1                  0x00
 536 #define MS_BUS_WIDTH_4                  0x10
 537 #define MS_BUS_WIDTH_8                  0x18
 538 #define MS_2K_SECTOR_MODE               0x04
 539 #define MS_512_SECTOR_MODE              0x00
 540 #define MS_TOGGLE_TIMEOUT_EN            0x00
 541 #define MS_TOGGLE_TIMEOUT_DISEN         0x01
 542 #define MS_NO_CHECK_INT                 0x02
 543
 544 /* MS_TRANS_CFG */
 545 #define WAIT_INT                        0x80
 546 #define NO_WAIT_INT                     0x00
 547 #define NO_AUTO_READ_INT_REG            0x00
 548 #define AUTO_READ_INT_REG               0x40
 549 #define MS_CRC16_ERR                    0x20
 550 #define MS_RDY_TIMEOUT                  0x10
 551 #define MS_INT_CMDNK                    0x08
 552 #define MS_INT_BREQ                     0x04
 553 #define MS_INT_ERR                      0x02
 554 #define MS_INT_CED                      0x01
 555
 556 /* MS_TRANSFER */
 557 #define MS_TRANSFER_START               0x80
 558 #define MS_TRANSFER_END                 0x40
 559 #define MS_TRANSFER_ERR                 0x20
 560 #define MS_BS_STATE                     0x10
 561 #define MS_TM_READ_BYTES                0x00
 562 #define MS_TM_NORMAL_READ               0x01
 563 #define MS_TM_WRITE_BYTES               0x04
 564 #define MS_TM_NORMAL_WRITE              0x05
 565 #define MS_TM_AUTO_READ                 0x08
 566 #define MS_TM_AUTO_WRITE                0x0C
 567 #define MS_TM_SET_CMD                   0x06
 568 #define MS_TM_COPY_PAGE                 0x07
 569 #define MS_TM_MULTI_READ                0x02
 570 #define MS_TM_MULTI_WRITE               0x03
 571
 572 /* MC_FIFO_CTL */
 573 #define FIFO_FLUSH                      0x01
 574
 575 /* MC_DMA_RST */
 576 #define DMA_RESET  0x01
 577
 578 /* MC_DMA_CTL */
 579 #define DMA_TC_EQ_0                     0x80
 580 #define DMA_DIR_TO_CARD                 0x00
 581 #define DMA_DIR_FROM_CARD               0x02
 582 #define DMA_EN                          0x01
 583 #define DMA_128                         (0 << 2)
 584 #define DMA_256                         (1 << 2)
 585 #define DMA_512                         (2 << 2)
 586 #define DMA_1024                        (3 << 2)
 587 #define DMA_PACK_SIZE_MASK              0x0C
 588
 589 /* CARD_INT_PEND */
 590 #define XD_INT                          0x10
 591 #define MS_INT                          0x08
 592 #define SD_INT                          0x04
 593
 594 /* LED operations*/
 595 static inline int rtsx_usb_turn_on_led(struct rtsx_ucr *ucr)
 596 {
 597         return  rtsx_usb_ep0_write_register(ucr, CARD_GPIO, 0x03, 0x02);
 598 }
 599
 600 static inline int rtsx_usb_turn_off_led(struct rtsx_ucr *ucr)
 601 {
 602         return rtsx_usb_ep0_write_register(ucr, CARD_GPIO, 0x03, 0x03);
 603 }
 604
 605 /* HW error clearing */
 606 static inline void rtsx_usb_clear_fsm_err(struct rtsx_ucr *ucr)
 607 {
 608         rtsx_usb_ep0_write_register(ucr, SFSM_ED, 0xf8, 0xf8);
 609 }
 610
 611 static inline void rtsx_usb_clear_dma_err(struct rtsx_ucr *ucr)
 612 {
 613         rtsx_usb_ep0_write_register(ucr, MC_FIFO_CTL,
 614                         FIFO_FLUSH, FIFO_FLUSH);
 615         rtsx_usb_ep0_write_register(ucr, MC_DMA_RST, DMA_RESET, DMA_RESET);
 616 }
 617 #endif /* __RTS51139_H */