summaryrefslogtreecommitdiff
path: root/drivers/staging/rts5208/sd.h
blob: 55764e16b93a9f1f2ba1e4018d34def2272e746d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
/* Driver for Realtek PCI-Express card reader
 * Header file
 *
 * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2, or (at your option) any
 * later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, see <http://www.gnu.org/licenses/>.
 *
 * Author:
 *   Wei WANG (wei_wang@realsil.com.cn)
 *   Micky Ching (micky_ching@realsil.com.cn)
 */

#ifndef __REALTEK_RTSX_SD_H
#define __REALTEK_RTSX_SD_H

#include "rtsx_chip.h"

#define SUPPORT_VOLTAGE	0x003C0000

/* Error Code */
#define	SD_NO_ERROR		0x0
#define	SD_CRC_ERR		0x80
#define	SD_TO_ERR		0x40
#define	SD_NO_CARD		0x20
#define SD_BUSY			0x10
#define	SD_STS_ERR		0x08
#define SD_RSP_TIMEOUT		0x04
#define SD_IO_ERR		0x02

/* Return code for MMC switch bus */
#define SWITCH_SUCCESS		0
#define SWITCH_ERR		1
#define SWITCH_FAIL		2

/* MMC/SD Command Index */
/* Basic command (class 0) */
#define GO_IDLE_STATE		0
#define	SEND_OP_COND		1
#define	ALL_SEND_CID		2
#define	SET_RELATIVE_ADDR	3
#define	SEND_RELATIVE_ADDR	3
#define	SET_DSR			4
#define IO_SEND_OP_COND		5
#define	SWITCH			6
#define	SELECT_CARD		7
#define	DESELECT_CARD		7
/* CMD8 is "SEND_EXT_CSD" for MMC4.x Spec
 * while is "SEND_IF_COND" for SD 2.0
 */
#define	SEND_EXT_CSD		8
#define	SEND_IF_COND		8

#define	SEND_CSD		9
#define	SEND_CID		10
#define	VOLTAGE_SWITCH		11
#define	READ_DAT_UTIL_STOP	11
#define	STOP_TRANSMISSION	12
#define	SEND_STATUS		13
#define	GO_INACTIVE_STATE	15

#define	SET_BLOCKLEN		16
#define	READ_SINGLE_BLOCK	17
#define	READ_MULTIPLE_BLOCK	18
#define	SEND_TUNING_PATTERN	19

#define	BUSTEST_R		14
#define	BUSTEST_W		19

#define	WRITE_BLOCK		24
#define	WRITE_MULTIPLE_BLOCK	25
#define	PROGRAM_CSD		27

#define	ERASE_WR_BLK_START	32
#define	ERASE_WR_BLK_END	33
#define	ERASE_CMD		38

#define LOCK_UNLOCK		42
#define	IO_RW_DIRECT		52

#define	APP_CMD			55
#define	GEN_CMD			56

#define	SET_BUS_WIDTH		6
#define	SD_STATUS		13
#define	SEND_NUM_WR_BLOCKS	22
#define	SET_WR_BLK_ERASE_COUNT	23
#define	SD_APP_OP_COND		41
#define	SET_CLR_CARD_DETECT	42
#define	SEND_SCR		51

#define	SD_READ_COMPLETE	0x00
#define	SD_READ_TO		0x01
#define	SD_READ_ADVENCE		0x02

#define	SD_CHECK_MODE		0x00
#define	SD_SWITCH_MODE		0x80
#define	SD_FUNC_GROUP_1		0x01
#define	SD_FUNC_GROUP_2		0x02
#define	SD_FUNC_GROUP_3		0x03
#define	SD_FUNC_GROUP_4		0x04
#define	SD_CHECK_SPEC_V1_1	0xFF

#define	NO_ARGUMENT				0x00
#define	CHECK_PATTERN				0x000000AA
#define	VOLTAGE_SUPPLY_RANGE			0x00000100
#define	SUPPORT_HIGH_AND_EXTENDED_CAPACITY	0x40000000
#define	SUPPORT_MAX_POWER_PERMANCE		0x10000000
#define	SUPPORT_1V8				0x01000000

#define	SWTICH_NO_ERR		0x00
#define	CARD_NOT_EXIST		0x01
#define	SPEC_NOT_SUPPORT	0x02
#define	CHECK_MODE_ERR		0x03
#define	CHECK_NOT_READY		0x04
#define	SWITCH_CRC_ERR		0x05
#define	SWITCH_MODE_ERR		0x06
#define	SWITCH_PASS		0x07

#ifdef SUPPORT_SD_LOCK
#define SD_ERASE		0x08
#define SD_LOCK			0x04
#define SD_UNLOCK		0x00
#define SD_CLR_PWD		0x02
#define SD_SET_PWD		0x01

#define SD_PWD_LEN		0x10

#define SD_LOCKED		0x80
#define SD_LOCK_1BIT_MODE	0x40
#define SD_PWD_EXIST		0x20
#define SD_UNLOCK_POW_ON	0x01
#define SD_SDR_RST		0x02

#define SD_NOT_ERASE		0x00
#define SD_UNDER_ERASING	0x01
#define SD_COMPLETE_ERASE	0x02

#define SD_RW_FORBIDDEN		0x0F

#endif

#define	HS_SUPPORT			0x01
#define	SDR50_SUPPORT			0x02
#define	SDR104_SUPPORT			0x03
#define	DDR50_SUPPORT			0x04

#define	HS_SUPPORT_MASK			0x02
#define	SDR50_SUPPORT_MASK		0x04
#define	SDR104_SUPPORT_MASK		0x08
#define	DDR50_SUPPORT_MASK		0x10

#define	HS_QUERY_SWITCH_OK		0x01
#define	SDR50_QUERY_SWITCH_OK		0x02
#define	SDR104_QUERY_SWITCH_OK		0x03
#define	DDR50_QUERY_SWITCH_OK		0x04

#define	HS_SWITCH_BUSY			0x02
#define	SDR50_SWITCH_BUSY		0x04
#define	SDR104_SWITCH_BUSY		0x08
#define	DDR50_SWITCH_BUSY		0x10

#define	FUNCTION_GROUP1_SUPPORT_OFFSET       0x0D
#define FUNCTION_GROUP1_QUERY_SWITCH_OFFSET  0x10
#define FUNCTION_GROUP1_CHECK_BUSY_OFFSET    0x1D

#define	DRIVING_TYPE_A		0x01
#define	DRIVING_TYPE_B		    0x00
#define	DRIVING_TYPE_C		    0x02
#define	DRIVING_TYPE_D		0x03

#define	DRIVING_TYPE_A_MASK	    0x02
#define	DRIVING_TYPE_B_MASK	    0x01
#define	DRIVING_TYPE_C_MASK	    0x04
#define	DRIVING_TYPE_D_MASK	    0x08

#define	TYPE_A_QUERY_SWITCH_OK	0x01
#define	TYPE_B_QUERY_SWITCH_OK	0x00
#define	TYPE_C_QUERY_SWITCH_OK  0x02
#define	TYPE_D_QUERY_SWITCH_OK  0x03

#define	TYPE_A_SWITCH_BUSY	    0x02
#define	TYPE_B_SWITCH_BUSY	    0x01
#define	TYPE_C_SWITCH_BUSY      0x04
#define	TYPE_D_SWITCH_BUSY      0x08

#define	FUNCTION_GROUP3_SUPPORT_OFFSET       0x09
#define FUNCTION_GROUP3_QUERY_SWITCH_OFFSET  0x0F
#define FUNCTION_GROUP3_CHECK_BUSY_OFFSET    0x19

#define	CURRENT_LIMIT_200	    0x00
#define	CURRENT_LIMIT_400	    0x01
#define	CURRENT_LIMIT_600	    0x02
#define	CURRENT_LIMIT_800	    0x03

#define	CURRENT_LIMIT_200_MASK	0x01
#define	CURRENT_LIMIT_400_MASK	0x02
#define	CURRENT_LIMIT_600_MASK	0x04
#define	CURRENT_LIMIT_800_MASK	0x08

#define	CURRENT_LIMIT_200_QUERY_SWITCH_OK    0x00
#define	CURRENT_LIMIT_400_QUERY_SWITCH_OK    0x01
#define	CURRENT_LIMIT_600_QUERY_SWITCH_OK    0x02
#define	CURRENT_LIMIT_800_QUERY_SWITCH_OK    0x03

#define	CURRENT_LIMIT_200_SWITCH_BUSY        0x01
#define	CURRENT_LIMIT_400_SWITCH_BUSY	     0x02
#define	CURRENT_LIMIT_600_SWITCH_BUSY        0x04
#define	CURRENT_LIMIT_800_SWITCH_BUSY        0x08

#define	FUNCTION_GROUP4_SUPPORT_OFFSET       0x07
#define FUNCTION_GROUP4_QUERY_SWITCH_OFFSET  0x0F
#define FUNCTION_GROUP4_CHECK_BUSY_OFFSET    0x17

#define	DATA_STRUCTURE_VER_OFFSET	0x11

#define MAX_PHASE			31

#define MMC_8BIT_BUS			0x0010
#define MMC_4BIT_BUS			0x0020

#define MMC_SWITCH_ERR			0x80

#define SD_IO_3V3		0
#define SD_IO_1V8		1

#define TUNE_TX    0x00
#define TUNE_RX	   0x01

#define CHANGE_TX  0x00
#define CHANGE_RX  0x01

#define DCM_HIGH_FREQUENCY_MODE  0x00
#define DCM_LOW_FREQUENCY_MODE   0x01

#define DCM_HIGH_FREQUENCY_MODE_SET  0x0C
#define DCM_Low_FREQUENCY_MODE_SET   0x00

#define MULTIPLY_BY_1    0x00
#define MULTIPLY_BY_2    0x01
#define MULTIPLY_BY_3    0x02
#define MULTIPLY_BY_4    0x03
#define MULTIPLY_BY_5    0x04
#define MULTIPLY_BY_6    0x05
#define MULTIPLY_BY_7    0x06
#define MULTIPLY_BY_8    0x07
#define MULTIPLY_BY_9    0x08
#define MULTIPLY_BY_10   0x09

#define DIVIDE_BY_2      0x01
#define DIVIDE_BY_3      0x02
#define DIVIDE_BY_4      0x03
#define DIVIDE_BY_5      0x04
#define DIVIDE_BY_6      0x05
#define DIVIDE_BY_7      0x06
#define DIVIDE_BY_8      0x07
#define DIVIDE_BY_9      0x08
#define DIVIDE_BY_10     0x09

struct timing_phase_path {
	int start;
	int end;
	int mid;
	int len;
};

int sd_select_card(struct rtsx_chip *chip, int select);
int sd_pull_ctl_enable(struct rtsx_chip *chip);
int reset_sd_card(struct rtsx_chip *chip);
int sd_switch_clock(struct rtsx_chip *chip);
void sd_stop_seq_mode(struct rtsx_chip *chip);
int sd_rw(struct scsi_cmnd *srb, struct rtsx_chip *chip,
	  u32 start_sector, u16 sector_cnt);
void sd_cleanup_work(struct rtsx_chip *chip);
int sd_power_off_card3v3(struct rtsx_chip *chip);
int release_sd_card(struct rtsx_chip *chip);
#ifdef SUPPORT_CPRM
int soft_reset_sd_card(struct rtsx_chip *chip);
int ext_sd_send_cmd_get_rsp(struct rtsx_chip *chip, u8 cmd_idx,
			    u32 arg, u8 rsp_type, u8 *rsp, int rsp_len,
			    bool special_check);
int ext_sd_get_rsp(struct rtsx_chip *chip, int len, u8 *rsp, u8 rsp_type);

int sd_pass_thru_mode(struct scsi_cmnd *srb, struct rtsx_chip *chip);
int sd_execute_no_data(struct scsi_cmnd *srb, struct rtsx_chip *chip);
int sd_execute_read_data(struct scsi_cmnd *srb, struct rtsx_chip *chip);
int sd_execute_write_data(struct scsi_cmnd *srb, struct rtsx_chip *chip);
int sd_get_cmd_rsp(struct scsi_cmnd *srb, struct rtsx_chip *chip);
int sd_hw_rst(struct scsi_cmnd *srb, struct rtsx_chip *chip);
#endif

#endif  /* __REALTEK_RTSX_SD_H */