diff options
Diffstat (limited to 'include/linux/mtd')
| -rw-r--r-- | include/linux/mtd/cfi.h | 3 | ||||
| -rw-r--r-- | include/linux/mtd/fsmc.h | 26 | ||||
| -rw-r--r-- | include/linux/mtd/mtd.h | 11 | ||||
| -rw-r--r-- | include/linux/mtd/nand.h | 2 | ||||
| -rw-r--r-- | include/linux/mtd/onenand.h | 14 | ||||
| -rw-r--r-- | include/linux/mtd/partitions.h | 2 |
6 files changed, 33 insertions, 25 deletions
diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h index 4dd0c2cd7659..a9baee6864af 100644 --- a/include/linux/mtd/cfi.h +++ b/include/linux/mtd/cfi.h @@ -527,8 +527,7 @@ struct cfi_extquery *cfi_read_pri(struct map_info *map, uint16_t adr, uint16_t s struct cfi_fixup { uint16_t mfr; uint16_t id; - void (*fixup)(struct mtd_info *mtd, void* param); - void* param; + void (*fixup)(struct mtd_info *mtd); }; #define CFI_MFR_ANY 0xFFFF diff --git a/include/linux/mtd/fsmc.h b/include/linux/mtd/fsmc.h index 5d2556700ec2..6987995ad3cf 100644 --- a/include/linux/mtd/fsmc.h +++ b/include/linux/mtd/fsmc.h @@ -16,6 +16,7 @@ #ifndef __MTD_FSMC_H #define __MTD_FSMC_H +#include <linux/io.h> #include <linux/platform_device.h> #include <linux/mtd/physmap.h> #include <linux/types.h> @@ -27,7 +28,7 @@ /* * The placement of the Command Latch Enable (CLE) and - * Address Latch Enable (ALE) is twised around in the + * Address Latch Enable (ALE) is twisted around in the * SPEAR310 implementation. */ #if defined(CONFIG_MACH_SPEAR310) @@ -62,7 +63,7 @@ struct fsmc_nor_bank_regs { /* ctrl_tim register definitions */ -struct fsms_nand_bank_regs { +struct fsmc_nand_bank_regs { uint32_t pc; uint32_t sts; uint32_t comm; @@ -78,7 +79,7 @@ struct fsms_nand_bank_regs { struct fsmc_regs { struct fsmc_nor_bank_regs nor_bank_regs[FSMC_MAX_NOR_BANKS]; uint8_t reserved_1[0x40 - 0x20]; - struct fsms_nand_bank_regs bank_regs[FSMC_MAX_NAND_BANKS]; + struct fsmc_nand_bank_regs bank_regs[FSMC_MAX_NAND_BANKS]; uint8_t reserved_2[0xfe0 - 0xc0]; uint32_t peripid0; /* 0xfe0 */ uint32_t peripid1; /* 0xfe4 */ @@ -114,25 +115,6 @@ struct fsmc_regs { #define FSMC_THOLD_4 (4 << 16) #define FSMC_THIZ_1 (1 << 24) -/* peripid2 register definitions */ -#define FSMC_REVISION_MSK (0xf) -#define FSMC_REVISION_SHFT (0x4) - -#define FSMC_VER1 1 -#define FSMC_VER2 2 -#define FSMC_VER3 3 -#define FSMC_VER4 4 -#define FSMC_VER5 5 -#define FSMC_VER6 6 -#define FSMC_VER7 7 -#define FSMC_VER8 8 - -static inline uint32_t get_fsmc_version(struct fsmc_regs *regs) -{ - return (readl(®s->peripid2) >> FSMC_REVISION_SHFT) & - FSMC_REVISION_MSK; -} - /* * There are 13 bytes of ecc for every 512 byte block in FSMC version 8 * and it has to be read consecutively and immediately after the 512 diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index fe8d77ebec13..9d5306bad117 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -144,6 +144,17 @@ struct mtd_info { */ uint32_t writesize; + /* + * Size of the write buffer used by the MTD. MTD devices having a write + * buffer can write multiple writesize chunks at a time. E.g. while + * writing 4 * writesize bytes to a device with 2 * writesize bytes + * buffer the MTD driver can (but doesn't have to) do 2 writesize + * operations, but not 4. Currently, all NANDs have writebufsize + * equivalent to writesize (NAND page size). Some NOR flashes do have + * writebufsize greater than writesize. + */ + uint32_t writebufsize; + uint32_t oobsize; // Amount of OOB data per block (e.g. 16) uint32_t oobavail; // Available OOB bytes per block diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 63e17d01fde9..1f489b247a29 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -448,6 +448,8 @@ struct nand_buffers { * See the defines for further explanation. * @badblockpos: [INTERN] position of the bad block marker in the oob * area. + * @badblockbits: [INTERN] number of bits to left-shift the bad block + * number * @cellinfo: [INTERN] MLC/multichip data from chip ident * @numchips: [INTERN] number of physical chips * @chipsize: [INTERN] the size of one chip for multichip arrays diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h index 0c8815bfae1c..ae418e41d8f5 100644 --- a/include/linux/mtd/onenand.h +++ b/include/linux/mtd/onenand.h @@ -118,6 +118,8 @@ struct onenand_chip { int (*chip_probe)(struct mtd_info *mtd); int (*block_markbad)(struct mtd_info *mtd, loff_t ofs); int (*scan_bbt)(struct mtd_info *mtd); + int (*enable)(struct mtd_info *mtd); + int (*disable)(struct mtd_info *mtd); struct completion complete; int irq; @@ -137,6 +139,14 @@ struct onenand_chip { void *bbm; void *priv; + + /* + * Shows that the current operation is composed + * of sequence of commands. For example, cache program. + * Such command status OnGo bit is checked at the end of + * sequence. + */ + unsigned int ongoing; }; /* @@ -171,6 +181,9 @@ struct onenand_chip { #define ONENAND_IS_2PLANE(this) (0) #endif +#define ONENAND_IS_CACHE_PROGRAM(this) \ + (this->options & ONENAND_HAS_CACHE_PROGRAM) + /* Check byte access in OneNAND */ #define ONENAND_CHECK_BYTE_ACCESS(addr) (addr & 0x1) @@ -181,6 +194,7 @@ struct onenand_chip { #define ONENAND_HAS_UNLOCK_ALL (0x0002) #define ONENAND_HAS_2PLANE (0x0004) #define ONENAND_HAS_4KB_PAGE (0x0008) +#define ONENAND_HAS_CACHE_PROGRAM (0x0010) #define ONENAND_SKIP_UNLOCK_CHECK (0x0100) #define ONENAND_PAGEBUF_ALLOC (0x1000) #define ONENAND_OOBBUF_ALLOC (0x2000) diff --git a/include/linux/mtd/partitions.h b/include/linux/mtd/partitions.h index 2b54316591d2..4a0a8ba90a72 100644 --- a/include/linux/mtd/partitions.h +++ b/include/linux/mtd/partitions.h @@ -89,7 +89,7 @@ static inline int mtd_has_cmdlinepart(void) { return 1; } static inline int mtd_has_cmdlinepart(void) { return 0; } #endif -int mtd_is_master(struct mtd_info *mtd); +int mtd_is_partition(struct mtd_info *mtd); int mtd_add_partition(struct mtd_info *master, char *name, long long offset, long long length); int mtd_del_partition(struct mtd_info *master, int partno); |