1/* Driver for Realtek RTS5139 USB 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 version 2
7 * as published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, see <http://www.gnu.org/licenses/>.
16 *
17 * Author:
18 * Roger Tseng <rogerable@realtek.com>
19 */
20
21#ifndef __RTSX_USB_H
22#define __RTSX_USB_H
23
24#include <linux/usb.h>
25
26/* related module names */
27#define RTSX_USB_SD_CARD 0
28#define RTSX_USB_MS_CARD 1
29
30/* endpoint numbers */
31#define EP_BULK_OUT 1
32#define EP_BULK_IN 2
33#define EP_INTR_IN 3
34
35/* USB vendor requests */
36#define RTSX_USB_REQ_REG_OP 0x00
37#define RTSX_USB_REQ_POLL 0x02
38
39/* miscellaneous parameters */
40#define MIN_DIV_N 60
41#define MAX_DIV_N 120
42
43#define MAX_PHASE 15
44#define RX_TUNING_CNT 3
45
46#define QFN24 0
47#define LQFP48 1
48#define CHECK_PKG(ucr, pkg) ((ucr)->package == (pkg))
49
50/* data structures */
51struct rtsx_ucr {
52 u16 vendor_id;
53 u16 product_id;
54
55 int package;
56 u8 ic_version;
57 bool is_rts5179;
58
59 unsigned int cur_clk;
60
61 u8 *cmd_buf;
62 unsigned int cmd_idx;
63 u8 *rsp_buf;
64
65 struct usb_device *pusb_dev;
66 struct usb_interface *pusb_intf;
67 struct usb_sg_request current_sg;
68 unsigned char *iobuf;
69 dma_addr_t iobuf_dma;
70
71 struct timer_list sg_timer;
72 struct mutex dev_mutex;
73};
74
75/* buffer size */
76#define IOBUF_SIZE 1024
77
78/* prototypes of exported functions */
79extern int rtsx_usb_get_card_status(struct rtsx_ucr *ucr, u16 *status);
80
81extern int rtsx_usb_read_register(struct rtsx_ucr *ucr, u16 addr, u8 *data);
82extern int rtsx_usb_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask,
83 u8 data);
84
85extern int rtsx_usb_ep0_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask,
86 u8 data);
87extern int rtsx_usb_ep0_read_register(struct rtsx_ucr *ucr, u16 addr,
88 u8 *data);
89
90extern void rtsx_usb_add_cmd(struct rtsx_ucr *ucr, u8 cmd_type,
91 u16 reg_addr, u8 mask, u8 data);
92extern int rtsx_usb_send_cmd(struct rtsx_ucr *ucr, u8 flag, int timeout);
93extern int rtsx_usb_get_rsp(struct rtsx_ucr *ucr, int rsp_len, int timeout);
94extern int rtsx_usb_transfer_data(struct rtsx_ucr *ucr, unsigned int pipe,
95 void *buf, unsigned int len, int use_sg,
96 unsigned int *act_len, int timeout);
97
98extern int rtsx_usb_read_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len);
99extern int rtsx_usb_write_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len);
100extern int rtsx_usb_switch_clock(struct rtsx_ucr *ucr, unsigned int card_clock,
101 u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
102extern int rtsx_usb_card_exclusive_check(struct rtsx_ucr *ucr, int card);
103
104/* card status */
105#define SD_CD 0x01
106#define MS_CD 0x02
107#define XD_CD 0x04
108#define CD_MASK (SD_CD | MS_CD | XD_CD)
109#define SD_WP 0x08
110
111/* reader command field offset & parameters */
112#define READ_REG_CMD 0
113#define WRITE_REG_CMD 1
114#define CHECK_REG_CMD 2
115
116#define PACKET_TYPE 4
117#define CNT_H 5
118#define CNT_L 6
119#define STAGE_FLAG 7
120#define CMD_OFFSET 8
121#define SEQ_WRITE_DATA_OFFSET 12
122
123#define BATCH_CMD 0
124#define SEQ_READ 1
125#define SEQ_WRITE 2
126
127#define STAGE_R 0x01
128#define STAGE_DI 0x02
129#define STAGE_DO 0x04
130#define STAGE_MS_STATUS 0x08
131#define STAGE_XD_STATUS 0x10
132#define MODE_C 0x00
133#define MODE_CR (STAGE_R)
134#define MODE_CDIR (STAGE_R | STAGE_DI)
135#define MODE_CDOR (STAGE_R | STAGE_DO)
136
137#define EP0_OP_SHIFT 14
138#define EP0_READ_REG_CMD 2
139#define EP0_WRITE_REG_CMD 3
140
141#define rtsx_usb_cmd_hdr_tag(ucr) \
142 do { \
143 ucr->cmd_buf[0] = 'R'; \
144 ucr->cmd_buf[1] = 'T'; \
145 ucr->cmd_buf[2] = 'C'; \
146 ucr->cmd_buf[3] = 'R'; \
147 } while (0)
148
149static inline void rtsx_usb_init_cmd(struct rtsx_ucr *ucr)
150{
151 rtsx_usb_cmd_hdr_tag(ucr);
152 ucr->cmd_idx = 0;
153 ucr->cmd_buf[PACKET_TYPE] = BATCH_CMD;
154}
155
156/* internal register address */
157#define FPDCTL 0xFC00
158#define SSC_DIV_N_0 0xFC07
159#define SSC_CTL1 0xFC09
160#define SSC_CTL2 0xFC0A
161#define CFG_MODE 0xFC0E
162#define CFG_MODE_1 0xFC0F
163#define RCCTL 0xFC14
164#define SOF_WDOG 0xFC28
165#define SYS_DUMMY0 0xFC30
166
167#define MS_BLKEND 0xFD30
168#define MS_READ_START 0xFD31
169#define MS_READ_COUNT 0xFD32
170#define MS_WRITE_START 0xFD33
171#define MS_WRITE_COUNT 0xFD34
172#define MS_COMMAND 0xFD35
173#define MS_OLD_BLOCK_0 0xFD36
174#define MS_OLD_BLOCK_1 0xFD37
175#define MS_NEW_BLOCK_0 0xFD38
176#define MS_NEW_BLOCK_1 0xFD39
177#define MS_LOG_BLOCK_0 0xFD3A
178#define MS_LOG_BLOCK_1 0xFD3B
179#define MS_BUS_WIDTH 0xFD3C
180#define MS_PAGE_START 0xFD3D
181#define MS_PAGE_LENGTH 0xFD3E
182#define MS_CFG 0xFD40
183#define MS_TPC 0xFD41
184#define MS_TRANS_CFG 0xFD42
185#define MS_TRANSFER 0xFD43
186#define MS_INT_REG 0xFD44
187#define MS_BYTE_CNT 0xFD45
188#define MS_SECTOR_CNT_L 0xFD46
189#define MS_SECTOR_CNT_H 0xFD47
190#define MS_DBUS_H 0xFD48
191
192#define CARD_DMA1_CTL 0xFD5C
193#define CARD_PULL_CTL1 0xFD60
194#define CARD_PULL_CTL2 0xFD61
195#define CARD_PULL_CTL3 0xFD62
196#define CARD_PULL_CTL4 0xFD63
197#define CARD_PULL_CTL5 0xFD64
198#define CARD_PULL_CTL6 0xFD65
199#define CARD_EXIST 0xFD6F
200#define CARD_INT_PEND 0xFD71
201
202#define LDO_POWER_CFG 0xFD7B
203
204#define SD_CFG1 0xFDA0
205#define SD_CFG2 0xFDA1
206#define SD_CFG3 0xFDA2
207#define SD_STAT1 0xFDA3
208#define SD_STAT2 0xFDA4
209#define SD_BUS_STAT 0xFDA5
210#define SD_PAD_CTL 0xFDA6
211#define SD_SAMPLE_POINT_CTL 0xFDA7
212#define SD_PUSH_POINT_CTL 0xFDA8
213#define SD_CMD0 0xFDA9
214#define SD_CMD1 0xFDAA
215#define SD_CMD2 0xFDAB
216#define SD_CMD3 0xFDAC
217#define SD_CMD4 0xFDAD
218#define SD_CMD5 0xFDAE
219#define SD_BYTE_CNT_L 0xFDAF
220#define SD_BYTE_CNT_H 0xFDB0
221#define SD_BLOCK_CNT_L 0xFDB1
222#define SD_BLOCK_CNT_H 0xFDB2
223#define SD_TRANSFER 0xFDB3
224#define SD_CMD_STATE 0xFDB5
225#define SD_DATA_STATE 0xFDB6
226#define SD_VPCLK0_CTL 0xFC2A
227#define SD_VPCLK1_CTL 0xFC2B
228#define SD_DCMPS0_CTL 0xFC2C
229#define SD_DCMPS1_CTL 0xFC2D
230
231#define CARD_DMA1_CTL 0xFD5C
232
233#define HW_VERSION 0xFC01
234
235#define SSC_CLK_FPGA_SEL 0xFC02
236#define CLK_DIV 0xFC03
237#define SFSM_ED 0xFC04
238
239#define CD_DEGLITCH_WIDTH 0xFC20
240#define CD_DEGLITCH_EN 0xFC21
241#define AUTO_DELINK_EN 0xFC23
242
243#define FPGA_PULL_CTL 0xFC1D
244#define CARD_CLK_SOURCE 0xFC2E
245
246#define CARD_SHARE_MODE 0xFD51
247#define CARD_DRIVE_SEL 0xFD52
248#define CARD_STOP 0xFD53
249#define CARD_OE 0xFD54
250#define CARD_AUTO_BLINK 0xFD55
251#define CARD_GPIO 0xFD56
252#define SD30_DRIVE_SEL 0xFD57
253
254#define CARD_DATA_SOURCE 0xFD5D
255#define CARD_SELECT 0xFD5E
256
257#define CARD_CLK_EN 0xFD79
258#define CARD_PWR_CTL 0xFD7A
259
260#define OCPCTL 0xFD80
261#define OCPPARA1 0xFD81
262#define OCPPARA2 0xFD82
263#define OCPSTAT 0xFD83
264
265#define HS_USB_STAT 0xFE01
266#define HS_VCONTROL 0xFE26
267#define HS_VSTAIN 0xFE27
268#define HS_VLOADM 0xFE28
269#define HS_VSTAOUT 0xFE29
270
271#define MC_IRQ 0xFF00
272#define MC_IRQEN 0xFF01
273#define MC_FIFO_CTL 0xFF02
274#define MC_FIFO_BC0 0xFF03
275#define MC_FIFO_BC1 0xFF04
276#define MC_FIFO_STAT 0xFF05
277#define MC_FIFO_MODE 0xFF06
278#define MC_FIFO_RD_PTR0 0xFF07
279#define MC_FIFO_RD_PTR1 0xFF08
280#define MC_DMA_CTL 0xFF10
281#define MC_DMA_TC0 0xFF11
282#define MC_DMA_TC1 0xFF12
283#define MC_DMA_TC2 0xFF13
284#define MC_DMA_TC3 0xFF14
285#define MC_DMA_RST 0xFF15
286
287#define RBUF_SIZE_MASK 0xFBFF
288#define RBUF_BASE 0xF000
289#define PPBUF_BASE1 0xF800
290#define PPBUF_BASE2 0xFA00
291
292/* internal register value macros */
293#define POWER_OFF 0x03
294#define PARTIAL_POWER_ON 0x02
295#define POWER_ON 0x00
296#define POWER_MASK 0x03
297#define LDO3318_PWR_MASK 0x0C
298#define LDO_ON 0x00
299#define LDO_SUSPEND 0x08
300#define LDO_OFF 0x0C
301#define DV3318_AUTO_PWR_OFF 0x10
302#define FORCE_LDO_POWERB 0x60
303
304/* LDO_POWER_CFG */
305#define TUNE_SD18_MASK 0x1C
306#define TUNE_SD18_1V7 0x00
307#define TUNE_SD18_1V8 (0x01 << 2)
308#define TUNE_SD18_1V9 (0x02 << 2)
309#define TUNE_SD18_2V0 (0x03 << 2)
310#define TUNE_SD18_2V7 (0x04 << 2)
311#define TUNE_SD18_2V8 (0x05 << 2)
312#define TUNE_SD18_2V9 (0x06 << 2)
313#define TUNE_SD18_3V3 (0x07 << 2)
314
315/* CLK_DIV */
316#define CLK_CHANGE 0x80
317#define CLK_DIV_1 0x00
318#define CLK_DIV_2 0x01
319#define CLK_DIV_4 0x02
320#define CLK_DIV_8 0x03
321
322#define SSC_POWER_MASK 0x01
323#define SSC_POWER_DOWN 0x01
324#define SSC_POWER_ON 0x00
325
326#define FPGA_VER 0x80
327#define HW_VER_MASK 0x0F
328
329#define EXTEND_DMA1_ASYNC_SIGNAL 0x02
330
331/* CFG_MODE*/
332#define XTAL_FREE 0x80
333#define CLK_MODE_MASK 0x03
334#define CLK_MODE_12M_XTAL 0x00
335#define CLK_MODE_NON_XTAL 0x01
336#define CLK_MODE_24M_OSC 0x02
337#define CLK_MODE_48M_OSC 0x03
338
339/* CFG_MODE_1*/
340#define RTS5179 0x02
341
342#define NYET_EN 0x01
343#define NYET_MSAK 0x01
344
345#define SD30_DRIVE_MASK 0x07
346#define SD20_DRIVE_MASK 0x03
347
348#define DISABLE_SD_CD 0x08
349#define DISABLE_MS_CD 0x10
350#define DISABLE_XD_CD 0x20
351#define SD_CD_DEGLITCH_EN 0x01
352#define MS_CD_DEGLITCH_EN 0x02
353#define XD_CD_DEGLITCH_EN 0x04
354
355#define CARD_SHARE_LQFP48 0x04
356#define CARD_SHARE_QFN24 0x00
357#define CARD_SHARE_LQFP_SEL 0x04
358#define CARD_SHARE_XD 0x00
359#define CARD_SHARE_SD 0x01
360#define CARD_SHARE_MS 0x02
361#define CARD_SHARE_MASK 0x03
362
363
364/* SD30_DRIVE_SEL */
365#define DRIVER_TYPE_A 0x05
366#define DRIVER_TYPE_B 0x03
367#define DRIVER_TYPE_C 0x02
368#define DRIVER_TYPE_D 0x01
369
370/* SD_BUS_STAT */
371#define SD_CLK_TOGGLE_EN 0x80
372#define SD_CLK_FORCE_STOP 0x40
373#define SD_DAT3_STATUS 0x10
374#define SD_DAT2_STATUS 0x08
375#define SD_DAT1_STATUS 0x04
376#define SD_DAT0_STATUS 0x02
377#define SD_CMD_STATUS 0x01
378
379/* SD_PAD_CTL */
380#define SD_IO_USING_1V8 0x80
381#define SD_IO_USING_3V3 0x7F
382#define TYPE_A_DRIVING 0x00
383#define TYPE_B_DRIVING 0x01
384#define TYPE_C_DRIVING 0x02
385#define TYPE_D_DRIVING 0x03
386
387/* CARD_CLK_EN */
388#define SD_CLK_EN 0x04
389#define MS_CLK_EN 0x08
390
391/* CARD_SELECT */
392#define SD_MOD_SEL 2
393#define MS_MOD_SEL 3
394
395/* CARD_SHARE_MODE */
396#define CARD_SHARE_LQFP48 0x04
397#define CARD_SHARE_QFN24 0x00
398#define CARD_SHARE_LQFP_SEL 0x04
399#define CARD_SHARE_XD 0x00
400#define CARD_SHARE_SD 0x01
401#define CARD_SHARE_MS 0x02
402#define CARD_SHARE_MASK 0x03
403
404/* SSC_CTL1 */
405#define SSC_RSTB 0x80
406#define SSC_8X_EN 0x40
407#define SSC_FIX_FRAC 0x20
408#define SSC_SEL_1M 0x00
409#define SSC_SEL_2M 0x08
410#define SSC_SEL_4M 0x10
411#define SSC_SEL_8M 0x18
412
413/* SSC_CTL2 */
414#define SSC_DEPTH_MASK 0x03
415#define SSC_DEPTH_DISALBE 0x00
416#define SSC_DEPTH_2M 0x01
417#define SSC_DEPTH_1M 0x02
418#define SSC_DEPTH_512K 0x03
419
420/* SD_VPCLK0_CTL */
421#define PHASE_CHANGE 0x80
422#define PHASE_NOT_RESET 0x40
423
424/* SD_TRANSFER */
425#define SD_TRANSFER_START 0x80
426#define SD_TRANSFER_END 0x40
427#define SD_STAT_IDLE 0x20
428#define SD_TRANSFER_ERR 0x10
429#define SD_TM_NORMAL_WRITE 0x00
430#define SD_TM_AUTO_WRITE_3 0x01
431#define SD_TM_AUTO_WRITE_4 0x02
432#define SD_TM_AUTO_READ_3 0x05
433#define SD_TM_AUTO_READ_4 0x06
434#define SD_TM_CMD_RSP 0x08
435#define SD_TM_AUTO_WRITE_1 0x09
436#define SD_TM_AUTO_WRITE_2 0x0A
437#define SD_TM_NORMAL_READ 0x0C
438#define SD_TM_AUTO_READ_1 0x0D
439#define SD_TM_AUTO_READ_2 0x0E
440#define SD_TM_AUTO_TUNING 0x0F
441
442/* SD_CFG1 */
443#define SD_CLK_DIVIDE_0 0x00
444#define SD_CLK_DIVIDE_256 0xC0
445#define SD_CLK_DIVIDE_128 0x80
446#define SD_CLK_DIVIDE_MASK 0xC0
447#define SD_BUS_WIDTH_1BIT 0x00
448#define SD_BUS_WIDTH_4BIT 0x01
449#define SD_BUS_WIDTH_8BIT 0x02
450#define SD_ASYNC_FIFO_RST 0x10
451#define SD_20_MODE 0x00
452#define SD_DDR_MODE 0x04
453#define SD_30_MODE 0x08
454
455/* SD_CFG2 */
456#define SD_CALCULATE_CRC7 0x00
457#define SD_NO_CALCULATE_CRC7 0x80
458#define SD_CHECK_CRC16 0x00
459#define SD_NO_CHECK_CRC16 0x40
460#define SD_WAIT_CRC_TO_EN 0x20
461#define SD_WAIT_BUSY_END 0x08
462#define SD_NO_WAIT_BUSY_END 0x00
463#define SD_CHECK_CRC7 0x00
464#define SD_NO_CHECK_CRC7 0x04
465#define SD_RSP_LEN_0 0x00
466#define SD_RSP_LEN_6 0x01
467#define SD_RSP_LEN_17 0x02
468#define SD_RSP_TYPE_R0 0x04
469#define SD_RSP_TYPE_R1 0x01
470#define SD_RSP_TYPE_R1b 0x09
471#define SD_RSP_TYPE_R2 0x02
472#define SD_RSP_TYPE_R3 0x05
473#define SD_RSP_TYPE_R4 0x05
474#define SD_RSP_TYPE_R5 0x01
475#define SD_RSP_TYPE_R6 0x01
476#define SD_RSP_TYPE_R7 0x01
477
478/* SD_STAT1 */
479#define SD_CRC7_ERR 0x80
480#define SD_CRC16_ERR 0x40
481#define SD_CRC_WRITE_ERR 0x20
482#define SD_CRC_WRITE_ERR_MASK 0x1C
483#define GET_CRC_TIME_OUT 0x02
484#define SD_TUNING_COMPARE_ERR 0x01
485
486/* SD_DATA_STATE */
487#define SD_DATA_IDLE 0x80
488
489/* CARD_DATA_SOURCE */
490#define PINGPONG_BUFFER 0x01
491#define RING_BUFFER 0x00
492
493/* CARD_OE */
494#define SD_OUTPUT_EN 0x04
495#define MS_OUTPUT_EN 0x08
496
497/* CARD_STOP */
498#define SD_STOP 0x04
499#define MS_STOP 0x08
500#define SD_CLR_ERR 0x40
501#define MS_CLR_ERR 0x80
502
503/* CARD_CLK_SOURCE */
504#define CRC_FIX_CLK (0x00 << 0)
505#define CRC_VAR_CLK0 (0x01 << 0)
506#define CRC_VAR_CLK1 (0x02 << 0)
507#define SD30_FIX_CLK (0x00 << 2)
508#define SD30_VAR_CLK0 (0x01 << 2)
509#define SD30_VAR_CLK1 (0x02 << 2)
510#define SAMPLE_FIX_CLK (0x00 << 4)
511#define SAMPLE_VAR_CLK0 (0x01 << 4)
512#define SAMPLE_VAR_CLK1 (0x02 << 4)
513
514/* SD_SAMPLE_POINT_CTL */
515#define DDR_FIX_RX_DAT 0x00
516#define DDR_VAR_RX_DAT 0x80
517#define DDR_FIX_RX_DAT_EDGE 0x00
518#define DDR_FIX_RX_DAT_14_DELAY 0x40
519#define DDR_FIX_RX_CMD 0x00
520#define DDR_VAR_RX_CMD 0x20
521#define DDR_FIX_RX_CMD_POS_EDGE 0x00
522#define DDR_FIX_RX_CMD_14_DELAY 0x10
523#define SD20_RX_POS_EDGE 0x00
524#define SD20_RX_14_DELAY 0x08
525#define SD20_RX_SEL_MASK 0x08
526
527/* SD_PUSH_POINT_CTL */
528#define DDR_FIX_TX_CMD_DAT 0x00
529#define DDR_VAR_TX_CMD_DAT 0x80
530#define DDR_FIX_TX_DAT_14_TSU 0x00
531#define DDR_FIX_TX_DAT_12_TSU 0x40
532#define DDR_FIX_TX_CMD_NEG_EDGE 0x00
533#define DDR_FIX_TX_CMD_14_AHEAD 0x20
534#define SD20_TX_NEG_EDGE 0x00
535#define SD20_TX_14_AHEAD 0x10
536#define SD20_TX_SEL_MASK 0x10
537#define DDR_VAR_SDCLK_POL_SWAP 0x01
538
539/* MS_CFG */
540#define SAMPLE_TIME_RISING 0x00
541#define SAMPLE_TIME_FALLING 0x80
542#define PUSH_TIME_DEFAULT 0x00
543#define PUSH_TIME_ODD 0x40
544#define NO_EXTEND_TOGGLE 0x00
545#define EXTEND_TOGGLE_CHK 0x20
546#define MS_BUS_WIDTH_1 0x00
547#define MS_BUS_WIDTH_4 0x10
548#define MS_BUS_WIDTH_8 0x18
549#define MS_2K_SECTOR_MODE 0x04
550#define MS_512_SECTOR_MODE 0x00
551#define MS_TOGGLE_TIMEOUT_EN 0x00
552#define MS_TOGGLE_TIMEOUT_DISEN 0x01
553#define MS_NO_CHECK_INT 0x02
554
555/* MS_TRANS_CFG */
556#define WAIT_INT 0x80
557#define NO_WAIT_INT 0x00
558#define NO_AUTO_READ_INT_REG 0x00
559#define AUTO_READ_INT_REG 0x40
560#define MS_CRC16_ERR 0x20
561#define MS_RDY_TIMEOUT 0x10
562#define MS_INT_CMDNK 0x08
563#define MS_INT_BREQ 0x04
564#define MS_INT_ERR 0x02
565#define MS_INT_CED 0x01
566
567/* MS_TRANSFER */
568#define MS_TRANSFER_START 0x80
569#define MS_TRANSFER_END 0x40
570#define MS_TRANSFER_ERR 0x20
571#define MS_BS_STATE 0x10
572#define MS_TM_READ_BYTES 0x00
573#define MS_TM_NORMAL_READ 0x01
574#define MS_TM_WRITE_BYTES 0x04
575#define MS_TM_NORMAL_WRITE 0x05
576#define MS_TM_AUTO_READ 0x08
577#define MS_TM_AUTO_WRITE 0x0C
578#define MS_TM_SET_CMD 0x06
579#define MS_TM_COPY_PAGE 0x07
580#define MS_TM_MULTI_READ 0x02
581#define MS_TM_MULTI_WRITE 0x03
582
583/* MC_FIFO_CTL */
584#define FIFO_FLUSH 0x01
585
586/* MC_DMA_RST */
587#define DMA_RESET 0x01
588
589/* MC_DMA_CTL */
590#define DMA_TC_EQ_0 0x80
591#define DMA_DIR_TO_CARD 0x00
592#define DMA_DIR_FROM_CARD 0x02
593#define DMA_EN 0x01
594#define DMA_128 (0 << 2)
595#define DMA_256 (1 << 2)
596#define DMA_512 (2 << 2)
597#define DMA_1024 (3 << 2)
598#define DMA_PACK_SIZE_MASK 0x0C
599
600/* CARD_INT_PEND */
601#define XD_INT 0x10
602#define MS_INT 0x08
603#define SD_INT 0x04
604
605/* LED operations*/
606static inline int rtsx_usb_turn_on_led(struct rtsx_ucr *ucr)
607{
608 return rtsx_usb_ep0_write_register(ucr, CARD_GPIO, 0x03, 0x02);
609}
610
611static inline int rtsx_usb_turn_off_led(struct rtsx_ucr *ucr)
612{
613 return rtsx_usb_ep0_write_register(ucr, CARD_GPIO, 0x03, 0x03);
614}
615
616/* HW error clearing */
617static inline void rtsx_usb_clear_fsm_err(struct rtsx_ucr *ucr)
618{
619 rtsx_usb_ep0_write_register(ucr, SFSM_ED, 0xf8, 0xf8);
620}
621
622static inline void rtsx_usb_clear_dma_err(struct rtsx_ucr *ucr)
623{
624 rtsx_usb_ep0_write_register(ucr, MC_FIFO_CTL,
625 FIFO_FLUSH, FIFO_FLUSH);
626 rtsx_usb_ep0_write_register(ucr, MC_DMA_RST, DMA_RESET, DMA_RESET);
627}
628#endif /* __RTS51139_H */
629