aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/mtd/nand.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/mtd/nand.h')
-rw-r--r--include/linux/mtd/nand.h25
1 files changed, 13 insertions, 12 deletions
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 1482340d3d9f..57977c640529 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -161,8 +161,6 @@ typedef enum {
161 * Option constants for bizarre disfunctionality and real 161 * Option constants for bizarre disfunctionality and real
162 * features. 162 * features.
163 */ 163 */
164/* Chip can not auto increment pages */
165#define NAND_NO_AUTOINCR 0x00000001
166/* Buswidth is 16 bit */ 164/* Buswidth is 16 bit */
167#define NAND_BUSWIDTH_16 0x00000002 165#define NAND_BUSWIDTH_16 0x00000002
168/* Device supports partial programming without padding */ 166/* Device supports partial programming without padding */
@@ -207,7 +205,6 @@ typedef enum {
207 (NAND_NO_PADDING | NAND_CACHEPRG | NAND_COPYBACK) 205 (NAND_NO_PADDING | NAND_CACHEPRG | NAND_COPYBACK)
208 206
209/* Macros to identify the above */ 207/* Macros to identify the above */
210#define NAND_CANAUTOINCR(chip) (!(chip->options & NAND_NO_AUTOINCR))
211#define NAND_MUST_PAD(chip) (!(chip->options & NAND_NO_PADDING)) 208#define NAND_MUST_PAD(chip) (!(chip->options & NAND_NO_PADDING))
212#define NAND_HAS_CACHEPROG(chip) ((chip->options & NAND_CACHEPRG)) 209#define NAND_HAS_CACHEPROG(chip) ((chip->options & NAND_CACHEPRG))
213#define NAND_HAS_COPYBACK(chip) ((chip->options & NAND_COPYBACK)) 210#define NAND_HAS_COPYBACK(chip) ((chip->options & NAND_COPYBACK))
@@ -216,7 +213,7 @@ typedef enum {
216 && (chip->page_shift > 9)) 213 && (chip->page_shift > 9))
217 214
218/* Mask to zero out the chip options, which come from the id table */ 215/* Mask to zero out the chip options, which come from the id table */
219#define NAND_CHIPOPTIONS_MSK (0x0000ffff & ~NAND_NO_AUTOINCR) 216#define NAND_CHIPOPTIONS_MSK 0x0000ffff
220 217
221/* Non chip related options */ 218/* Non chip related options */
222/* This option skips the bbt scan during initialization. */ 219/* This option skips the bbt scan during initialization. */
@@ -363,21 +360,20 @@ struct nand_ecc_ctrl {
363 int (*correct)(struct mtd_info *mtd, uint8_t *dat, uint8_t *read_ecc, 360 int (*correct)(struct mtd_info *mtd, uint8_t *dat, uint8_t *read_ecc,
364 uint8_t *calc_ecc); 361 uint8_t *calc_ecc);
365 int (*read_page_raw)(struct mtd_info *mtd, struct nand_chip *chip, 362 int (*read_page_raw)(struct mtd_info *mtd, struct nand_chip *chip,
366 uint8_t *buf, int page); 363 uint8_t *buf, int oob_required, int page);
367 void (*write_page_raw)(struct mtd_info *mtd, struct nand_chip *chip, 364 void (*write_page_raw)(struct mtd_info *mtd, struct nand_chip *chip,
368 const uint8_t *buf); 365 const uint8_t *buf, int oob_required);
369 int (*read_page)(struct mtd_info *mtd, struct nand_chip *chip, 366 int (*read_page)(struct mtd_info *mtd, struct nand_chip *chip,
370 uint8_t *buf, int page); 367 uint8_t *buf, int oob_required, int page);
371 int (*read_subpage)(struct mtd_info *mtd, struct nand_chip *chip, 368 int (*read_subpage)(struct mtd_info *mtd, struct nand_chip *chip,
372 uint32_t offs, uint32_t len, uint8_t *buf); 369 uint32_t offs, uint32_t len, uint8_t *buf);
373 void (*write_page)(struct mtd_info *mtd, struct nand_chip *chip, 370 void (*write_page)(struct mtd_info *mtd, struct nand_chip *chip,
374 const uint8_t *buf); 371 const uint8_t *buf, int oob_required);
375 int (*write_oob_raw)(struct mtd_info *mtd, struct nand_chip *chip, 372 int (*write_oob_raw)(struct mtd_info *mtd, struct nand_chip *chip,
376 int page); 373 int page);
377 int (*read_oob_raw)(struct mtd_info *mtd, struct nand_chip *chip, 374 int (*read_oob_raw)(struct mtd_info *mtd, struct nand_chip *chip,
378 int page, int sndcmd); 375 int page);
379 int (*read_oob)(struct mtd_info *mtd, struct nand_chip *chip, int page, 376 int (*read_oob)(struct mtd_info *mtd, struct nand_chip *chip, int page);
380 int sndcmd);
381 int (*write_oob)(struct mtd_info *mtd, struct nand_chip *chip, 377 int (*write_oob)(struct mtd_info *mtd, struct nand_chip *chip,
382 int page); 378 int page);
383}; 379};
@@ -459,6 +455,8 @@ struct nand_buffers {
459 * @pagemask: [INTERN] page number mask = number of (pages / chip) - 1 455 * @pagemask: [INTERN] page number mask = number of (pages / chip) - 1
460 * @pagebuf: [INTERN] holds the pagenumber which is currently in 456 * @pagebuf: [INTERN] holds the pagenumber which is currently in
461 * data_buf. 457 * data_buf.
458 * @pagebuf_bitflips: [INTERN] holds the bitflip count for the page which is
459 * currently in data_buf.
462 * @subpagesize: [INTERN] holds the subpagesize 460 * @subpagesize: [INTERN] holds the subpagesize
463 * @onfi_version: [INTERN] holds the chip ONFI version (BCD encoded), 461 * @onfi_version: [INTERN] holds the chip ONFI version (BCD encoded),
464 * non 0 if ONFI supported. 462 * non 0 if ONFI supported.
@@ -505,7 +503,8 @@ struct nand_chip {
505 int (*errstat)(struct mtd_info *mtd, struct nand_chip *this, int state, 503 int (*errstat)(struct mtd_info *mtd, struct nand_chip *this, int state,
506 int status, int page); 504 int status, int page);
507 int (*write_page)(struct mtd_info *mtd, struct nand_chip *chip, 505 int (*write_page)(struct mtd_info *mtd, struct nand_chip *chip,
508 const uint8_t *buf, int page, int cached, int raw); 506 const uint8_t *buf, int oob_required, int page,
507 int cached, int raw);
509 508
510 int chip_delay; 509 int chip_delay;
511 unsigned int options; 510 unsigned int options;
@@ -519,6 +518,7 @@ struct nand_chip {
519 uint64_t chipsize; 518 uint64_t chipsize;
520 int pagemask; 519 int pagemask;
521 int pagebuf; 520 int pagebuf;
521 unsigned int pagebuf_bitflips;
522 int subpagesize; 522 int subpagesize;
523 uint8_t cellinfo; 523 uint8_t cellinfo;
524 int badblockpos; 524 int badblockpos;
@@ -654,6 +654,7 @@ struct platform_nand_ctrl {
654 void (*cmd_ctrl)(struct mtd_info *mtd, int dat, unsigned int ctrl); 654 void (*cmd_ctrl)(struct mtd_info *mtd, int dat, unsigned int ctrl);
655 void (*write_buf)(struct mtd_info *mtd, const uint8_t *buf, int len); 655 void (*write_buf)(struct mtd_info *mtd, const uint8_t *buf, int len);
656 void (*read_buf)(struct mtd_info *mtd, uint8_t *buf, int len); 656 void (*read_buf)(struct mtd_info *mtd, uint8_t *buf, int len);
657 unsigned char (*read_byte)(struct mtd_info *mtd);
657 void *priv; 658 void *priv;
658}; 659};
659 660