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