summaryrefslogtreecommitdiffstats
path: root/include/linux/mmc/mmc.h
blob: b822a2cb6008d16d1dee1474c62d9a8301da754e (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
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
/*
 * Header for MultiMediaCard (MMC)
 *
 * Copyright 2002 Hewlett-Packard Company
 *
 * Use consistent with the GNU GPL is permitted,
 * provided that this copyright notice is
 * preserved in its entirety in all copies and derived works.
 *
 * HEWLETT-PACKARD COMPANY MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
 * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
 * FITNESS FOR ANY PARTICULAR PURPOSE.
 *
 * Many thanks to Alessandro Rubini and Jonathan Corbet!
 *
 * Based strongly on code by:
 *
 * Author: Yong-iL Joh <tolkien@mizi.com>
 *
 * Author:  Andrew Christian
 *          15 May 2002
 */

#ifndef LINUX_MMC_MMC_H
#define LINUX_MMC_MMC_H

/* Standard MMC commands (4.1)           type  argument     response */
   /* class 1 */
#define MMC_GO_IDLE_STATE         0   /* bc                          */
#define MMC_SEND_OP_COND          1   /* bcr  [31:0] OCR         R3  */
#define MMC_ALL_SEND_CID          2   /* bcr                     R2  */
#define MMC_SET_RELATIVE_ADDR     3   /* ac   [31:16] RCA        R1  */
#define MMC_SET_DSR               4   /* bc   [31:16] RCA            */
#define MMC_SLEEP_AWAKE		  5   /* ac   [31:16] RCA 15:flg R1b */
#define MMC_SWITCH                6   /* ac   [31:0] See below   R1b */
#define MMC_SELECT_CARD           7   /* ac   [31:16] RCA        R1  */
#define MMC_SEND_EXT_CSD          8   /* adtc                    R1  */
#define MMC_SEND_CSD              9   /* ac   [31:16] RCA        R2  */
#define MMC_SEND_CID             10   /* ac   [31:16] RCA        R2  */
#define MMC_READ_DAT_UNTIL_STOP  11   /* adtc [31:0] dadr        R1  */
#define MMC_STOP_TRANSMISSION    12   /* ac                      R1b */
#define MMC_SEND_STATUS          13   /* ac   [31:16] RCA        R1  */
#define MMC_BUS_TEST_R           14   /* adtc                    R1  */
#define MMC_GO_INACTIVE_STATE    15   /* ac   [31:16] RCA            */
#define MMC_BUS_TEST_W           19   /* adtc                    R1  */
#define MMC_SPI_READ_OCR         58   /* spi                  spi_R3 */
#define MMC_SPI_CRC_ON_OFF       59   /* spi  [0:0] flag      spi_R1 */

  /* class 2 */
#define MMC_SET_BLOCKLEN         16   /* ac   [31:0] block len   R1  */
#define MMC_READ_SINGLE_BLOCK    17   /* adtc [31:0] data addr   R1  */
#define MMC_READ_MULTIPLE_BLOCK  18   /* adtc [31:0] data addr   R1  */
#define MMC_SEND_TUNING_BLOCK    19   /* adtc                    R1  */
#define MMC_SEND_TUNING_BLOCK_HS200	21	/* adtc R1  */

  /* class 3 */
#define MMC_WRITE_DAT_UNTIL_STOP 20   /* adtc [31:0] data addr   R1  */

  /* class 4 */
#define MMC_SET_BLOCK_COUNT      23   /* adtc [31:0] data addr   R1  */
#define MMC_WRITE_BLOCK          24   /* adtc [31:0] data addr   R1  */
#define MMC_WRITE_MULTIPLE_BLOCK 25   /* adtc                    R1  */
#define MMC_PROGRAM_CID          26   /* adtc                    R1  */
#define MMC_PROGRAM_CSD          27   /* adtc                    R1  */

  /* class 6 */
#define MMC_SET_WRITE_PROT       28   /* ac   [31:0] data addr   R1b */
#define MMC_CLR_WRITE_PROT       29   /* ac   [31:0] data addr   R1b */
#define MMC_SEND_WRITE_PROT      30   /* adtc [31:0] wpdata addr R1  */

  /* class 5 */
#define MMC_ERASE_GROUP_START    35   /* ac   [31:0] data addr   R1  */
#define MMC_ERASE_GROUP_END      36   /* ac   [31:0] data addr   R1  */
#define MMC_ERASE                38   /* ac                      R1b */

  /* class 9 */
#define MMC_FAST_IO              39   /* ac   <Complex>          R4  */
#define MMC_GO_IRQ_STATE         40   /* bcr                     R5  */

  /* class 7 */
#define MMC_LOCK_UNLOCK          42   /* adtc                    R1b */

  /* class 8 */
#define MMC_APP_CMD              55   /* ac   [31:16] RCA        R1  */
#define MMC_GEN_CMD              56   /* adtc [0] RD/WR          R1  */

static inline bool mmc_op_multi(u32 opcode)
{
	return opcode == MMC_WRITE_MULTIPLE_BLOCK ||
	       opcode == MMC_READ_MULTIPLE_BLOCK;
}

/*
 * MMC_SWITCH argument format:
 *
 *	[31:26] Always 0
 *	[25:24] Access Mode
 *	[23:16] Location of target Byte in EXT_CSD
 *	[15:08] Value Byte
 *	[07:03] Always 0
 *	[02:00] Command Set
 */

/*
  MMC status in R1, for native mode (SPI bits are different)
  Type
	e : error bit
	s : status bit
	r : detected and set for the actual command response
	x : detected and set during command execution. the host must poll
            the card by sending status command in order to read these bits.
  Clear condition
	a : according to the card state
	b : always related to the previous command. Reception of
            a valid command will clear it (with a delay of one command)
	c : clear by read
 */

#define R1_OUT_OF_RANGE		(1 << 31)	/* er, c */
#define R1_ADDRESS_ERROR	(1 << 30)	/* erx, c */
#define R1_BLOCK_LEN_ERROR	(1 << 29)	/* er, c */
#define R1_ERASE_SEQ_ERROR      (1 << 28)	/* er, c */
#define R1_ERASE_PARAM		(1 << 27)	/* ex, c */
#define R1_WP_VIOLATION		(1 << 26)	/* erx, c */
#define R1_CARD_IS_LOCKED	(1 << 25)	/* sx, a */
#define R1_LOCK_UNLOCK_FAILED	(1 << 24)	/* erx, c */
#define R1_COM_CRC_ERROR	(1 << 23)	/* er, b */
#define R1_ILLEGAL_COMMAND	(1 << 22)	/* er, b */
#define R1_CARD_ECC_FAILED	(1 << 21)	/* ex, c */
#define R1_CC_ERROR		(1 << 20)	/* erx, c */
#define R1_ERROR		(1 << 19)	/* erx, c */
#define R1_UNDERRUN		(1 << 18)	/* ex, c */
#define R1_OVERRUN		(1 << 17)	/* ex, c */
#define R1_CID_CSD_OVERWRITE	(1 << 16)	/* erx, c, CID/CSD overwrite */
#define R1_WP_ERASE_SKIP	(1 << 15)	/* sx, c */
#define R1_CARD_ECC_DISABLED	(1 << 14)	/* sx, a */
#define R1_ERASE_RESET		(1 << 13)	/* sr, c */
#define R1_STATUS(x)            (x & 0xFFFFE000)
#define R1_CURRENT_STATE(x)	((x & 0x00001E00) >> 9)	/* sx, b (4 bits) */
#define R1_READY_FOR_DATA	(1 << 8)	/* sx, a */
#define R1_SWITCH_ERROR		(1 << 7)	/* sx, c */
#define R1_APP_CMD		(1 << 5)	/* sr, c */

#define R1_STATE_IDLE	0
#define R1_STATE_READY	1
#define R1_STATE_IDENT	2
#define R1_STATE_STBY	3
#define R1_STATE_TRAN	4
#define R1_STATE_DATA	5
#define R1_STATE_RCV	6
#define R1_STATE_PRG	7
#define R1_STATE_DIS	8

/*
 * MMC/SD in SPI mode reports R1 status always, and R2 for SEND_STATUS
 * R1 is the low order byte; R2 is the next highest byte, when present.
 */
#define R1_SPI_IDLE		(1 << 0)
#define R1_SPI_ERASE_RESET	(1 << 1)
#define R1_SPI_ILLEGAL_COMMAND	(1 << 2)
#define R1_SPI_COM_CRC		(1 << 3)
#define R1_SPI_ERASE_SEQ	(1 << 4)
#define R1_SPI_ADDRESS		(1 << 5)
#define R1_SPI_PARAMETER	(1 << 6)
/* R1 bit 7 is always zero */
#define R2_SPI_CARD_LOCKED	(1 << 8)
#define R2_SPI_WP_ERASE_SKIP	(1 << 9)	/* or lock/unlock fail */
#define R2_SPI_LOCK_UNLOCK_FAIL	R2_SPI_WP_ERASE_SKIP
#define R2_SPI_ERROR		(1 << 10)
#define R2_SPI_CC_ERROR		(1 << 11)
#define R2_SPI_CARD_ECC_ERROR	(1 << 12)
#define R2_SPI_WP_VIOLATION	(1 << 13)
#define R2_SPI_ERASE_PARAM	(1 << 14)
#define R2_SPI_OUT_OF_RANGE	(1 << 15)	/* or CSD overwrite */
#define R2_SPI_CSD_OVERWRITE	R2_SPI_OUT_OF_RANGE

/* These are unpacked versions of the actual responses */

struct _mmc_csd {
	u8  csd_structure;
	u8  spec_vers;
	u8  taac;
	u8  nsac;
	u8  tran_speed;
	u16 ccc;
	u8  read_bl_len;
	u8  read_bl_partial;
	u8  write_blk_misalign;
	u8  read_blk_misalign;
	u8  dsr_imp;
	u16 c_size;
	u8  vdd_r_curr_min;
	u8  vdd_r_curr_max;
	u8  vdd_w_curr_min;
	u8  vdd_w_curr_max;
	u8  c_size_mult;
	union {
		struct { /* MMC system specification version 3.1 */
			u8  erase_grp_size;
			u8  erase_grp_mult;
		} v31;
		struct { /* MMC system specification version 2.2 */
			u8  sector_size;
			u8  erase_grp_size;
		} v22;
	} erase;
	u8  wp_grp_size;
	u8  wp_grp_enable;
	u8  default_ecc;
	u8  r2w_factor;
	u8  write_bl_len;
	u8  write_bl_partial;
	u8  file_format_grp;
	u8  copy;
	u8  perm_write_protect;
	u8  tmp_write_protect;
	u8  file_format;
	u8  ecc;
};

/*
 * OCR bits are mostly in host.h
 */
#define MMC_CARD_BUSY	0x80000000	/* Card Power up status bit */

/*
 * Card Command Classes (CCC)
 */
#define CCC_BASIC		(1<<0)	/* (0) Basic protocol functions */
					/* (CMD0,1,2,3,4,7,9,10,12,13,15) */
					/* (and for SPI, CMD58,59) */
#define CCC_STREAM_READ		(1<<1)	/* (1) Stream read commands */
					/* (CMD11) */
#define CCC_BLOCK_READ		(1<<2)	/* (2) Block read commands */
					/* (CMD16,17,18) */
#define CCC_STREAM_WRITE	(1<<3)	/* (3) Stream write commands */
					/* (CMD20) */
#define CCC_BLOCK_WRITE		(1<<4)	/* (4) Block write commands */
					/* (CMD16,24,25,26,27) */
#define CCC_ERASE		(1<<5)	/* (5) Ability to erase blocks */
					/* (CMD32,33,34,35,36,37,38,39) */
#define CCC_WRITE_PROT		(1<<6)	/* (6) Able to write protect blocks */
					/* (CMD28,29,30) */
#define CCC_LOCK_CARD		(1<<7)	/* (7) Able to lock down card */
					/* (CMD16,CMD42) */
#define CCC_APP_SPEC		(1<<8)	/* (8) Application specific */
					/* (CMD55,56,57,ACMD*) */
#define CCC_IO_MODE		(1<<9)	/* (9) I/O mode */
					/* (CMD5,39,40,52,53) */
#define CCC_SWITCH		(1<<10)	/* (10) High speed switch */
					/* (CMD6,34,35,36,37,50) */
					/* (11) Reserved */
					/* (CMD?) */

/*
 * CSD field definitions
 */

#define CSD_STRUCT_VER_1_0  0           /* Valid for system specification 1.0 - 1.2 */
#define CSD_STRUCT_VER_1_1  1           /* Valid for system specification 1.4 - 2.2 */
#define CSD_STRUCT_VER_1_2  2           /* Valid for system specification 3.1 - 3.2 - 3.31 - 4.0 - 4.1 */
#define CSD_STRUCT_EXT_CSD  3           /* Version is coded in CSD_STRUCTURE in EXT_CSD */

#define CSD_SPEC_VER_0      0           /* Implements system specification 1.0 - 1.2 */
#define CSD_SPEC_VER_1      1           /* Implements system specification 1.4 */
#define CSD_SPEC_VER_2      2           /* Implements system specification 2.0 - 2.2 */
#define CSD_SPEC_VER_3      3           /* Implements system specification 3.1 - 3.2 - 3.31 */
#define CSD_SPEC_VER_4      4           /* Implements system specification 4.0 - 4.1 */

/*
 * EXT_CSD fields
 */

#define EXT_CSD_FLUSH_CACHE		32      /* W */
#define EXT_CSD_CACHE_CTRL		33      /* R/W */
#define EXT_CSD_POWER_OFF_NOTIFICATION	34	/* R/W */
#define EXT_CSD_DATA_SECTOR_SIZE	61	/* R */
#define EXT_CSD_GP_SIZE_MULT		143	/* R/W */
#define EXT_CSD_PARTITION_ATTRIBUTE	156	/* R/W */
#define EXT_CSD_PARTITION_SUPPORT	160	/* RO */
#define EXT_CSD_HPI_MGMT		161	/* R/W */
#define EXT_CSD_RST_N_FUNCTION		162	/* R/W */
#define EXT_CSD_SANITIZE_START		165     /* W */
#define EXT_CSD_WR_REL_PARAM		166	/* RO */
#define EXT_CSD_BOOT_WP			173	/* R/W */
#define EXT_CSD_ERASE_GROUP_DEF		175	/* R/W */
#define EXT_CSD_PART_CONFIG		179	/* R/W */
#define EXT_CSD_ERASED_MEM_CONT		181	/* RO */
#define EXT_CSD_BUS_WIDTH		183	/* R/W */
#define EXT_CSD_HS_TIMING		185	/* R/W */
#define EXT_CSD_POWER_CLASS		187	/* R/W */
#define EXT_CSD_REV			192	/* RO */
#define EXT_CSD_STRUCTURE		194	/* RO */
#define EXT_CSD_CARD_TYPE		196	/* RO */
#define EXT_CSD_OUT_OF_INTERRUPT_TIME	198	/* RO */
#define EXT_CSD_PART_SWITCH_TIME        199     /* RO */
#define EXT_CSD_PWR_CL_52_195		200	/* RO */
#define EXT_CSD_PWR_CL_26_195		201	/* RO */
#define EXT_CSD_PWR_CL_52_360		202	/* RO */
#define EXT_CSD_PWR_CL_26_360		203	/* RO */
#define EXT_CSD_SEC_CNT			212	/* RO, 4 bytes */
#define EXT_CSD_S_A_TIMEOUT		217	/* RO */
#define EXT_CSD_REL_WR_SEC_C		222	/* RO */
#define EXT_CSD_HC_WP_GRP_SIZE		221	/* RO */
#define EXT_CSD_ERASE_TIMEOUT_MULT	223	/* RO */
#define EXT_CSD_HC_ERASE_GRP_SIZE	224	/* RO */
#define EXT_CSD_BOOT_MULT		226	/* RO */
#define EXT_CSD_SEC_TRIM_MULT		229	/* RO */
#define EXT_CSD_SEC_ERASE_MULT		230	/* RO */
#define EXT_CSD_SEC_FEATURE_SUPPORT	231	/* RO */
#define EXT_CSD_TRIM_MULT		232	/* RO */
#define EXT_CSD_PWR_CL_200_195		236	/* RO */
#define EXT_CSD_PWR_CL_200_360		237	/* RO */
#define EXT_CSD_PWR_CL_DDR_52_195	238	/* RO */
#define EXT_CSD_PWR_CL_DDR_52_360	239	/* RO */
#define EXT_CSD_POWER_OFF_LONG_TIME	247	/* RO */
#define EXT_CSD_GENERIC_CMD6_TIME	248	/* RO */
#define EXT_CSD_CACHE_SIZE		249	/* RO, 4 bytes */
#define EXT_CSD_TAG_UNIT_SIZE		498	/* RO */
#define EXT_CSD_DATA_TAG_SUPPORT	499	/* RO */
#define EXT_CSD_HPI_FEATURES		503	/* RO */

/*
 * EXT_CSD field definitions
 */

#define EXT_CSD_WR_REL_PARAM_EN		(1<<2)

#define EXT_CSD_BOOT_WP_B_PWR_WP_DIS	(0x40)
#define EXT_CSD_BOOT_WP_B_PERM_WP_DIS	(0x10)
#define EXT_CSD_BOOT_WP_B_PERM_WP_EN	(0x04)
#define EXT_CSD_BOOT_WP_B_PWR_WP_EN	(0x01)

#define EXT_CSD_PART_CONFIG_ACC_MASK	(0x7)
#define EXT_CSD_PART_CONFIG_ACC_BOOT0	(0x1)
#define EXT_CSD_PART_CONFIG_ACC_GP0	(0x4)

#define EXT_CSD_PART_SUPPORT_PART_EN	(0x1)

#define EXT_CSD_CMD_SET_NORMAL		(1<<0)
#define EXT_CSD_CMD_SET_SECURE		(1<<1)
#define EXT_CSD_CMD_SET_CPSECURE	(1<<2)

#define EXT_CSD_CARD_TYPE_26	(1<<0)	/* Card can run at 26MHz */
#define EXT_CSD_CARD_TYPE_52	(1<<1)	/* Card can run at 52MHz */
#define EXT_CSD_CARD_TYPE_MASK	0x3F	/* Mask out reserved bits */
#define EXT_CSD_CARD_TYPE_DDR_1_8V  (1<<2)   /* Card can run at 52MHz */
					     /* DDR mode @1.8V or 3V I/O */
#define EXT_CSD_CARD_TYPE_DDR_1_2V  (1<<3)   /* Card can run at 52MHz */
					     /* DDR mode @1.2V I/O */
#define EXT_CSD_CARD_TYPE_DDR_52       (EXT_CSD_CARD_TYPE_DDR_1_8V  \
					| EXT_CSD_CARD_TYPE_DDR_1_2V)
#define EXT_CSD_CARD_TYPE_SDR_1_8V	(1<<4)	/* Card can run at 200MHz */
#define EXT_CSD_CARD_TYPE_SDR_1_2V	(1<<5)	/* Card can run at 200MHz */
						/* SDR mode @1.2V I/O */

#define EXT_CSD_CARD_TYPE_SDR_200	(EXT_CSD_CARD_TYPE_SDR_1_8V | \
					 EXT_CSD_CARD_TYPE_SDR_1_2V)

#define EXT_CSD_CARD_TYPE_SDR_ALL	(EXT_CSD_CARD_TYPE_SDR_200 | \
					 EXT_CSD_CARD_TYPE_52 | \
					 EXT_CSD_CARD_TYPE_26)

#define	EXT_CSD_CARD_TYPE_SDR_1_2V_ALL	(EXT_CSD_CARD_TYPE_SDR_1_2V | \
					 EXT_CSD_CARD_TYPE_52 | \
					 EXT_CSD_CARD_TYPE_26)

#define	EXT_CSD_CARD_TYPE_SDR_1_8V_ALL	(EXT_CSD_CARD_TYPE_SDR_1_8V | \
					 EXT_CSD_CARD_TYPE_52 | \
					 EXT_CSD_CARD_TYPE_26)

#define EXT_CSD_CARD_TYPE_SDR_1_2V_DDR_1_8V	(EXT_CSD_CARD_TYPE_SDR_1_2V | \
						 EXT_CSD_CARD_TYPE_DDR_1_8V | \
						 EXT_CSD_CARD_TYPE_52 | \
						 EXT_CSD_CARD_TYPE_26)

#define EXT_CSD_CARD_TYPE_SDR_1_8V_DDR_1_8V	(EXT_CSD_CARD_TYPE_SDR_1_8V | \
						 EXT_CSD_CARD_TYPE_DDR_1_8V | \
						 EXT_CSD_CARD_TYPE_52 | \
						 EXT_CSD_CARD_TYPE_26)

#define EXT_CSD_CARD_TYPE_SDR_1_2V_DDR_1_2V	(EXT_CSD_CARD_TYPE_SDR_1_2V | \
						 EXT_CSD_CARD_TYPE_DDR_1_2V | \
						 EXT_CSD_CARD_TYPE_52 | \
						 EXT_CSD_CARD_TYPE_26)

#define EXT_CSD_CARD_TYPE_SDR_1_8V_DDR_1_2V	(EXT_CSD_CARD_TYPE_SDR_1_8V | \
						 EXT_CSD_CARD_TYPE_DDR_1_2V | \
						 EXT_CSD_CARD_TYPE_52 | \
						 EXT_CSD_CARD_TYPE_26)

#define EXT_CSD_CARD_TYPE_SDR_1_2V_DDR_52	(EXT_CSD_CARD_TYPE_SDR_1_2V | \
						 EXT_CSD_CARD_TYPE_DDR_52 | \
						 EXT_CSD_CARD_TYPE_52 | \
						 EXT_CSD_CARD_TYPE_26)

#define EXT_CSD_CARD_TYPE_SDR_1_8V_DDR_52	(EXT_CSD_CARD_TYPE_SDR_1_8V | \
						 EXT_CSD_CARD_TYPE_DDR_52 | \
						 EXT_CSD_CARD_TYPE_52 | \
						 EXT_CSD_CARD_TYPE_26)

#define EXT_CSD_CARD_TYPE_SDR_ALL_DDR_1_8V	(EXT_CSD_CARD_TYPE_SDR_200 | \
						 EXT_CSD_CARD_TYPE_DDR_1_8V | \
						 EXT_CSD_CARD_TYPE_52 | \
						 EXT_CSD_CARD_TYPE_26)

#define EXT_CSD_CARD_TYPE_SDR_ALL_DDR_1_2V	(EXT_CSD_CARD_TYPE_SDR_200 | \
						 EXT_CSD_CARD_TYPE_DDR_1_2V | \
						 EXT_CSD_CARD_TYPE_52 | \
						 EXT_CSD_CARD_TYPE_26)

#define EXT_CSD_CARD_TYPE_SDR_ALL_DDR_52	(EXT_CSD_CARD_TYPE_SDR_200 | \
						 EXT_CSD_CARD_TYPE_DDR_52 | \
						 EXT_CSD_CARD_TYPE_52 | \
						 EXT_CSD_CARD_TYPE_26)

#define EXT_CSD_BUS_WIDTH_1	0	/* Card is in 1 bit mode */
#define EXT_CSD_BUS_WIDTH_4	1	/* Card is in 4 bit mode */
#define EXT_CSD_BUS_WIDTH_8	2	/* Card is in 8 bit mode */
#define EXT_CSD_DDR_BUS_WIDTH_4	5	/* Card is in 4 bit DDR mode */
#define EXT_CSD_DDR_BUS_WIDTH_8	6	/* Card is in 8 bit DDR mode */

#define EXT_CSD_SEC_ER_EN	BIT(0)
#define EXT_CSD_SEC_BD_BLK_EN	BIT(2)
#define EXT_CSD_SEC_GB_CL_EN	BIT(4)
#define EXT_CSD_SEC_SANITIZE	BIT(6)  /* v4.5 only */

#define EXT_CSD_RST_N_EN_MASK	0x3
#define EXT_CSD_RST_N_ENABLED	1	/* RST_n is enabled on card */

#define EXT_CSD_NO_POWER_NOTIFICATION	0
#define EXT_CSD_POWER_ON		1
#define EXT_CSD_POWER_OFF_SHORT		2
#define EXT_CSD_POWER_OFF_LONG		3

#define EXT_CSD_PWR_CL_8BIT_MASK	0xF0	/* 8 bit PWR CLS */
#define EXT_CSD_PWR_CL_4BIT_MASK	0x0F	/* 8 bit PWR CLS */
#define EXT_CSD_PWR_CL_8BIT_SHIFT	4
#define EXT_CSD_PWR_CL_4BIT_SHIFT	0
/*
 * MMC_SWITCH access modes
 */

#define MMC_SWITCH_MODE_CMD_SET		0x00	/* Change the command set */
#define MMC_SWITCH_MODE_SET_BITS	0x01	/* Set bits which are 1 in value */
#define MMC_SWITCH_MODE_CLEAR_BITS	0x02	/* Clear bits which are 1 in value */
#define MMC_SWITCH_MODE_WRITE_BYTE	0x03	/* Set target to value */

#endif /* LINUX_MMC_MMC_H */