diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mtd/onenand.h | 44 | ||||
| -rw-r--r-- | include/linux/mtd/onenand_regs.h | 1 | ||||
| -rw-r--r-- | include/onenand_uboot.h | 14 |
3 files changed, 36 insertions, 23 deletions
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h index 4467c2b..7547e96 100644 --- a/include/linux/mtd/onenand.h +++ b/include/linux/mtd/onenand.h @@ -30,14 +30,10 @@ extern void onenand_release (struct mtd_info *mtd); /** * struct onenand_bufferram - OneNAND BufferRAM Data - * @param block block address in BufferRAM - * @param page page address in BufferRAM - * @param valid valid flag + * @param blockpage block & page address in BufferRAM */ struct onenand_bufferram { - int block; - int page; - int valid; + int blockpage; }; /** @@ -70,6 +66,8 @@ struct onenand_chip { void __iomem *base; unsigned int chipsize; unsigned int device_id; + unsigned int version_id; + unsigned int density_mask; unsigned int options; unsigned int erase_shift; @@ -81,26 +79,35 @@ struct onenand_chip { unsigned int bufferram_index; struct onenand_bufferram bufferram[MAX_BUFFERRAM]; - int (*command) (struct mtd_info * mtd, int cmd, loff_t address, + int (*command) (struct mtd_info *mtd, int cmd, loff_t address, size_t len); - int (*wait) (struct mtd_info * mtd, int state); - int (*read_bufferram) (struct mtd_info * mtd, int area, + int (*wait) (struct mtd_info *mtd, int state); + int (*bbt_wait) (struct mtd_info *mtd, int state); + int (*read_bufferram) (struct mtd_info *mtd, loff_t addr, int area, unsigned char *buffer, int offset, size_t count); - int (*write_bufferram) (struct mtd_info * mtd, int area, + int (*read_spareram) (struct mtd_info *mtd, loff_t addr, int area, + unsigned char *buffer, int offset, size_t count); + int (*write_bufferram) (struct mtd_info *mtd, loff_t addr, int area, const unsigned char *buffer, int offset, size_t count); - unsigned short (*read_word) (void __iomem * addr); - void (*write_word) (unsigned short value, void __iomem * addr); - void (*mmcontrol) (struct mtd_info * mtd, int sync_read); + unsigned short (*read_word) (void __iomem *addr); + void (*write_word) (unsigned short value, void __iomem *addr); + void (*mmcontrol) (struct mtd_info *mtd, int sync_read); int (*block_markbad)(struct mtd_info *mtd, loff_t ofs); int (*scan_bbt)(struct mtd_info *mtd); + unsigned char *main_buf; + unsigned char *spare_buf; +#ifdef DONT_USE_UBOOT + spinlock_t chip_lock; + wait_queue_head_t wq; +#endif int state; - unsigned char *page_buf; - unsigned char *oob_buf; + unsigned char *page_buf; + unsigned char *oob_buf; struct nand_oobinfo *autooob; - struct nand_ecclayout *ecclayout; + struct nand_ecclayout *ecclayout; void *bbm; @@ -125,7 +132,9 @@ struct onenand_chip { /* * Options bits */ -#define ONENAND_CONT_LOCK (0x0001) +#define ONENAND_HAS_CONT_LOCK (0x0001) +#define ONENAND_HAS_UNLOCK_ALL (0x0002) +#define ONENAND_HAS_2PLANE (0x0004) #define ONENAND_PAGEBUF_ALLOC (0x1000) #define ONENAND_OOBBUF_ALLOC (0x2000) @@ -133,7 +142,6 @@ struct onenand_chip { * OneNAND Flash Manufacturer ID Codes */ #define ONENAND_MFR_SAMSUNG 0xec -#define ONENAND_MFR_UNKNOWN 0x00 /** * struct nand_manufacturers - NAND Flash Manufacturer ID Structure diff --git a/include/linux/mtd/onenand_regs.h b/include/linux/mtd/onenand_regs.h index a245e14..fc63380 100644 --- a/include/linux/mtd/onenand_regs.h +++ b/include/linux/mtd/onenand_regs.h @@ -119,6 +119,7 @@ #define ONENAND_CMD_UNLOCK (0x23) #define ONENAND_CMD_LOCK (0x2A) #define ONENAND_CMD_LOCK_TIGHT (0x2C) +#define ONENAND_CMD_UNLOCK_ALL (0x27) #define ONENAND_CMD_ERASE (0x94) #define ONENAND_CMD_RESET (0xF0) #define ONENAND_CMD_READID (0x90) diff --git a/include/onenand_uboot.h b/include/onenand_uboot.h index e960257..5a4fded 100644 --- a/include/onenand_uboot.h +++ b/include/onenand_uboot.h @@ -15,25 +15,29 @@ #define __UBOOT_ONENAND_H #include <linux/types.h> -#include <linux/mtd/mtd.h> struct mtd_info; struct erase_info; +struct onenand_chip; extern struct mtd_info onenand_mtd; +/* board */ +extern void onenand_board_init(struct mtd_info *); + /* Functions */ extern void onenand_init(void); extern int onenand_read(struct mtd_info *mtd, loff_t from, size_t len, size_t * retlen, u_char * buf); -extern int onenand_read_oob(struct mtd_info *mtd, loff_t from, - struct mtd_oob_ops *ops); +extern int onenand_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops); extern int onenand_write(struct mtd_info *mtd, loff_t from, size_t len, size_t * retlen, const u_char * buf); extern int onenand_erase(struct mtd_info *mtd, struct erase_info *instr); -extern int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len); +extern char *onenand_print_device_info(int device, int version); -extern char *onenand_print_device_info(int device); +/* S3C64xx */ +extern void s3c64xx_onenand_init(struct mtd_info *); +extern void s3c64xx_set_width_regs(struct onenand_chip *); #endif /* __UBOOT_ONENAND_H */ |