Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[pandora-kernel.git] / drivers / staging / rts_pstor / sd.h
1 /* Driver for Realtek PCI-Express card reader
2  * Header file
3  *
4  * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms of the GNU General Public License as published by the
8  * Free Software Foundation; either version 2, or (at your option) any
9  * later version.
10  *
11  * This program is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License along
17  * with this program; if not, see <http://www.gnu.org/licenses/>.
18  *
19  * Author:
20  *   wwang (wei_wang@realsil.com.cn)
21  *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
22  */
23
24 #ifndef __REALTEK_RTSX_SD_H
25 #define __REALTEK_RTSX_SD_H
26
27 #include "rtsx_chip.h"
28
29 #define SUPPORT_VOLTAGE 0x003C0000
30
31 /* Error Code */
32 #define SD_NO_ERROR             0x0
33 #define SD_CRC_ERR              0x80
34 #define SD_TO_ERR               0x40
35 #define SD_NO_CARD              0x20
36 #define SD_BUSY                 0x10
37 #define SD_STS_ERR              0x08
38 #define SD_RSP_TIMEOUT          0x04
39 #define SD_IO_ERR               0x02
40
41 /* MMC/SD Command Index */
42 /* Basic command (class 0) */
43 #define GO_IDLE_STATE           0
44 #define SEND_OP_COND            1
45 #define ALL_SEND_CID            2
46 #define SET_RELATIVE_ADDR       3
47 #define SEND_RELATIVE_ADDR      3
48 #define SET_DSR                 4
49 #define IO_SEND_OP_COND         5
50 #define SWITCH                  6
51 #define SELECT_CARD             7
52 #define DESELECT_CARD           7
53 /* CMD8 is "SEND_EXT_CSD" for MMC4.x Spec
54  * while is "SEND_IF_COND" for SD 2.0
55  */
56 #define SEND_EXT_CSD            8
57 #define SEND_IF_COND            8
58
59 #define SEND_CSD                9
60 #define SEND_CID                10
61 #define VOLTAGE_SWITCH          11
62 #define READ_DAT_UTIL_STOP      11
63 #define STOP_TRANSMISSION       12
64 #define SEND_STATUS             13
65 #define GO_INACTIVE_STATE       15
66
67 #define SET_BLOCKLEN            16
68 #define READ_SINGLE_BLOCK       17
69 #define READ_MULTIPLE_BLOCK     18
70 #define SEND_TUNING_PATTERN     19
71
72 #define BUSTEST_R               14
73 #define BUSTEST_W               19
74
75 #define WRITE_BLOCK             24
76 #define WRITE_MULTIPLE_BLOCK    25
77 #define PROGRAM_CSD             27
78
79 #define ERASE_WR_BLK_START      32
80 #define ERASE_WR_BLK_END        33
81 #define ERASE_CMD               38
82
83 #define LOCK_UNLOCK             42
84 #define IO_RW_DIRECT            52
85
86 #define APP_CMD                 55
87 #define GEN_CMD                 56
88
89 #define SET_BUS_WIDTH           6
90 #define SD_STATUS               13
91 #define SEND_NUM_WR_BLOCKS      22
92 #define SET_WR_BLK_ERASE_COUNT  23
93 #define SD_APP_OP_COND          41
94 #define SET_CLR_CARD_DETECT     42
95 #define SEND_SCR                51
96
97 #define SD_READ_COMPLETE        0x00
98 #define SD_READ_TO              0x01
99 #define SD_READ_ADVENCE         0x02
100
101 #define SD_CHECK_MODE           0x00
102 #define SD_SWITCH_MODE          0x80
103 #define SD_FUNC_GROUP_1         0x01
104 #define SD_FUNC_GROUP_2         0x02
105 #define SD_FUNC_GROUP_3         0x03
106 #define SD_FUNC_GROUP_4         0x04
107 #define SD_CHECK_SPEC_V1_1      0xFF
108
109 #define NO_ARGUMENT                             0x00
110 #define CHECK_PATTERN                           0x000000AA
111 #define VOLTAGE_SUPPLY_RANGE                    0x00000100
112 #define SUPPORT_HIGH_AND_EXTENDED_CAPACITY      0x40000000
113 #define SUPPORT_MAX_POWER_PERMANCE              0x10000000
114 #define SUPPORT_1V8                             0x01000000
115
116 #define SWTICH_NO_ERR           0x00
117 #define CARD_NOT_EXIST          0x01
118 #define SPEC_NOT_SUPPORT        0x02
119 #define CHECK_MODE_ERR          0x03
120 #define CHECK_NOT_READY         0x04
121 #define SWITCH_CRC_ERR          0x05
122 #define SWITCH_MODE_ERR         0x06
123 #define SWITCH_PASS             0x07
124
125 #ifdef SUPPORT_SD_LOCK
126 #define SD_ERASE                0x08
127 #define SD_LOCK                 0x04
128 #define SD_UNLOCK               0x00
129 #define SD_CLR_PWD              0x02
130 #define SD_SET_PWD              0x01
131
132 #define SD_PWD_LEN              0x10
133
134 #define SD_LOCKED               0x80
135 #define SD_LOCK_1BIT_MODE       0x40
136 #define SD_PWD_EXIST            0x20
137 #define SD_UNLOCK_POW_ON        0x01
138 #define SD_SDR_RST              0x02
139
140 #define SD_NOT_ERASE            0x00
141 #define SD_UNDER_ERASING        0x01
142 #define SD_COMPLETE_ERASE       0x02
143
144 #define SD_RW_FORBIDDEN         0x0F
145
146 #endif
147
148 #define HS_SUPPORT                      0x01
149 #define SDR50_SUPPORT                   0x02
150 #define SDR104_SUPPORT                  0x03
151 #define DDR50_SUPPORT                   0x04
152
153 #define HS_SUPPORT_MASK                 0x02
154 #define SDR50_SUPPORT_MASK              0x04
155 #define SDR104_SUPPORT_MASK             0x08
156 #define DDR50_SUPPORT_MASK              0x10
157
158 #define HS_QUERY_SWITCH_OK              0x01
159 #define SDR50_QUERY_SWITCH_OK           0x02
160 #define SDR104_QUERY_SWITCH_OK          0x03
161 #define DDR50_QUERY_SWITCH_OK           0x04
162
163 #define HS_SWITCH_BUSY                  0x02
164 #define SDR50_SWITCH_BUSY               0x04
165 #define SDR104_SWITCH_BUSY              0x08
166 #define DDR50_SWITCH_BUSY               0x10
167
168 #define FUNCTION_GROUP1_SUPPORT_OFFSET       0x0D
169 #define FUNCTION_GROUP1_QUERY_SWITCH_OFFSET  0x10
170 #define FUNCTION_GROUP1_CHECK_BUSY_OFFSET    0x1D
171
172 #define DRIVING_TYPE_A          0x01
173 #define DRIVING_TYPE_B              0x00
174 #define DRIVING_TYPE_C              0x02
175 #define DRIVING_TYPE_D          0x03
176
177 #define DRIVING_TYPE_A_MASK         0x02
178 #define DRIVING_TYPE_B_MASK         0x01
179 #define DRIVING_TYPE_C_MASK         0x04
180 #define DRIVING_TYPE_D_MASK         0x08
181
182 #define TYPE_A_QUERY_SWITCH_OK  0x01
183 #define TYPE_B_QUERY_SWITCH_OK  0x00
184 #define TYPE_C_QUERY_SWITCH_OK  0x02
185 #define TYPE_D_QUERY_SWITCH_OK  0x03
186
187 #define TYPE_A_SWITCH_BUSY          0x02
188 #define TYPE_B_SWITCH_BUSY          0x01
189 #define TYPE_C_SWITCH_BUSY      0x04
190 #define TYPE_D_SWITCH_BUSY      0x08
191
192 #define FUNCTION_GROUP3_SUPPORT_OFFSET       0x09
193 #define FUNCTION_GROUP3_QUERY_SWITCH_OFFSET  0x0F
194 #define FUNCTION_GROUP3_CHECK_BUSY_OFFSET    0x19
195
196 #define CURRENT_LIMIT_200           0x00
197 #define CURRENT_LIMIT_400           0x01
198 #define CURRENT_LIMIT_600           0x02
199 #define CURRENT_LIMIT_800           0x03
200
201 #define CURRENT_LIMIT_200_MASK  0x01
202 #define CURRENT_LIMIT_400_MASK  0x02
203 #define CURRENT_LIMIT_600_MASK  0x04
204 #define CURRENT_LIMIT_800_MASK  0x08
205
206 #define CURRENT_LIMIT_200_QUERY_SWITCH_OK    0x00
207 #define CURRENT_LIMIT_400_QUERY_SWITCH_OK    0x01
208 #define CURRENT_LIMIT_600_QUERY_SWITCH_OK    0x02
209 #define CURRENT_LIMIT_800_QUERY_SWITCH_OK    0x03
210
211 #define CURRENT_LIMIT_200_SWITCH_BUSY        0x01
212 #define CURRENT_LIMIT_400_SWITCH_BUSY        0x02
213 #define CURRENT_LIMIT_600_SWITCH_BUSY        0x04
214 #define CURRENT_LIMIT_800_SWITCH_BUSY        0x08
215
216 #define FUNCTION_GROUP4_SUPPORT_OFFSET       0x07
217 #define FUNCTION_GROUP4_QUERY_SWITCH_OFFSET  0x0F
218 #define FUNCTION_GROUP4_CHECK_BUSY_OFFSET    0x17
219
220 #define DATA_STRUCTURE_VER_OFFSET       0x11
221
222 #define MAX_PHASE                       31
223
224 #define MMC_8BIT_BUS                    0x0010
225 #define MMC_4BIT_BUS                    0x0020
226
227 #define MMC_SWITCH_ERR                  0x80
228
229 #define SD_IO_3V3               0
230 #define SD_IO_1V8               1
231
232 #define TUNE_TX    0x00
233 #define TUNE_RX    0x01
234
235 #define CHANGE_TX  0x00
236 #define CHANGE_RX  0x01
237
238 #define DCM_HIGH_FREQUENCY_MODE  0x00
239 #define DCM_LOW_FREQUENCY_MODE   0x01
240
241 #define DCM_HIGH_FREQUENCY_MODE_SET  0x0C
242 #define DCM_Low_FREQUENCY_MODE_SET   0x00
243
244 #define MULTIPLY_BY_1    0x00
245 #define MULTIPLY_BY_2    0x01
246 #define MULTIPLY_BY_3    0x02
247 #define MULTIPLY_BY_4    0x03
248 #define MULTIPLY_BY_5    0x04
249 #define MULTIPLY_BY_6    0x05
250 #define MULTIPLY_BY_7    0x06
251 #define MULTIPLY_BY_8    0x07
252 #define MULTIPLY_BY_9    0x08
253 #define MULTIPLY_BY_10   0x09
254
255 #define DIVIDE_BY_2      0x01
256 #define DIVIDE_BY_3      0x02
257 #define DIVIDE_BY_4      0x03
258 #define DIVIDE_BY_5      0x04
259 #define DIVIDE_BY_6      0x05
260 #define DIVIDE_BY_7      0x06
261 #define DIVIDE_BY_8      0x07
262 #define DIVIDE_BY_9      0x08
263 #define DIVIDE_BY_10     0x09
264
265 struct timing_phase_path {
266         int start;
267         int end;
268         int mid;
269         int len;
270 };
271
272 int sd_select_card(struct rtsx_chip *chip, int select);
273 int sd_pull_ctl_enable(struct rtsx_chip *chip);
274 int reset_sd_card(struct rtsx_chip *chip);
275 int sd_switch_clock(struct rtsx_chip *chip);
276 void sd_stop_seq_mode(struct rtsx_chip *chip);
277 int sd_rw(struct scsi_cmnd *srb, struct rtsx_chip *chip, u32 start_sector, u16 sector_cnt);
278 void sd_cleanup_work(struct rtsx_chip *chip);
279 int sd_power_off_card3v3(struct rtsx_chip *chip);
280 int release_sd_card(struct rtsx_chip *chip);
281 #ifdef SUPPORT_CPRM
282 int soft_reset_sd_card(struct rtsx_chip *chip);
283 int ext_sd_send_cmd_get_rsp(struct rtsx_chip *chip, u8 cmd_idx,
284                 u32 arg, u8 rsp_type, u8 *rsp, int rsp_len, int special_check);
285 int ext_sd_get_rsp(struct rtsx_chip *chip, int len, u8 *rsp, u8 rsp_type);
286
287 int sd_pass_thru_mode(struct scsi_cmnd *srb, struct rtsx_chip *chip);
288 int sd_execute_no_data(struct scsi_cmnd *srb, struct rtsx_chip *chip);
289 int sd_execute_read_data(struct scsi_cmnd *srb, struct rtsx_chip *chip);
290 int sd_execute_write_data(struct scsi_cmnd *srb, struct rtsx_chip *chip);
291 int sd_get_cmd_rsp(struct scsi_cmnd *srb, struct rtsx_chip *chip);
292 int sd_hw_rst(struct scsi_cmnd *srb, struct rtsx_chip *chip);
293 #endif
294
295 #endif  /* __REALTEK_RTSX_SD_H */