diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-09 15:36:45 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-09 15:37:15 -0500 |
commit | 7c51d57e9d7fbce89f79c41dc8da383101dbe9c6 (patch) | |
tree | 9f45a5ac5ce627b4c6138595b23ae7f02e1ee7fb /include/linux/mtd | |
parent | a3a798c88a14b35e5d4ca30716dbc9eb9a1ddfe2 (diff) | |
parent | 85795dac740e63e81aeec8d49aada54ab07656b5 (diff) |
Merge git://git.infradead.org/mtd-2.6
* git://git.infradead.org/mtd-2.6: (67 commits)
[MTD] [MAPS] Fix printk format warning in nettel.c
[MTD] [NAND] add cmdline parsing (mtdparts=) support to cafe_nand
[MTD] CFI: remove major/minor version check for command set 0x0002
[MTD] [NAND] ndfc driver
[MTD] [TESTS] Fix some size_t printk format warnings
[MTD] LPDDR Makefile and KConfig
[MTD] LPDDR extended physmap driver to support LPDDR flash
[MTD] LPDDR added new pfow_base parameter
[MTD] LPDDR Command set driver
[MTD] LPDDR PFOW definition
[MTD] LPDDR QINFO records definitions
[MTD] LPDDR qinfo probing.
[MTD] [NAND] pxa3xx: convert from ns to clock ticks more accurately
[MTD] [NAND] pxa3xx: fix non-page-aligned reads
[MTD] [NAND] fix nandsim sched.h references
[MTD] [NAND] alauda: use USB API functions rather than constants
[MTD] struct device - replace bus_id with dev_name(), dev_set_name()
[MTD] fix m25p80 64-bit divisions
[MTD] fix dataflash 64-bit divisions
[MTD] [NAND] Set the fsl elbc ECCM according the settings in bootloader.
...
Fixed up trivial debug conflicts in drivers/mtd/devices/{m25p80.c,mtd_dataflash.c}
Diffstat (limited to 'include/linux/mtd')
-rw-r--r-- | include/linux/mtd/cfi.h | 1 | ||||
-rw-r--r-- | include/linux/mtd/ftl.h | 38 | ||||
-rw-r--r-- | include/linux/mtd/map.h | 1 | ||||
-rw-r--r-- | include/linux/mtd/mtd.h | 75 | ||||
-rw-r--r-- | include/linux/mtd/nand.h | 7 | ||||
-rw-r--r-- | include/linux/mtd/partitions.h | 6 | ||||
-rw-r--r-- | include/linux/mtd/pfow.h | 159 | ||||
-rw-r--r-- | include/linux/mtd/physmap.h | 1 | ||||
-rw-r--r-- | include/linux/mtd/qinfo.h | 91 | ||||
-rw-r--r-- | include/linux/mtd/sharpsl.h | 20 |
10 files changed, 354 insertions, 45 deletions
diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h index 00e2b575021f..88d3d8fbf9f2 100644 --- a/include/linux/mtd/cfi.h +++ b/include/linux/mtd/cfi.h | |||
@@ -520,6 +520,7 @@ struct cfi_fixup { | |||
520 | 520 | ||
521 | #define CFI_MFR_AMD 0x0001 | 521 | #define CFI_MFR_AMD 0x0001 |
522 | #define CFI_MFR_ATMEL 0x001F | 522 | #define CFI_MFR_ATMEL 0x001F |
523 | #define CFI_MFR_SAMSUNG 0x00EC | ||
523 | #define CFI_MFR_ST 0x0020 /* STMicroelectronics */ | 524 | #define CFI_MFR_ST 0x0020 /* STMicroelectronics */ |
524 | 525 | ||
525 | void cfi_fixup(struct mtd_info *mtd, struct cfi_fixup* fixups); | 526 | void cfi_fixup(struct mtd_info *mtd, struct cfi_fixup* fixups); |
diff --git a/include/linux/mtd/ftl.h b/include/linux/mtd/ftl.h index 0be442f881dd..0555f7a0b9ed 100644 --- a/include/linux/mtd/ftl.h +++ b/include/linux/mtd/ftl.h | |||
@@ -32,25 +32,25 @@ | |||
32 | #define _LINUX_FTL_H | 32 | #define _LINUX_FTL_H |
33 | 33 | ||
34 | typedef struct erase_unit_header_t { | 34 | typedef struct erase_unit_header_t { |
35 | u_int8_t LinkTargetTuple[5]; | 35 | uint8_t LinkTargetTuple[5]; |
36 | u_int8_t DataOrgTuple[10]; | 36 | uint8_t DataOrgTuple[10]; |
37 | u_int8_t NumTransferUnits; | 37 | uint8_t NumTransferUnits; |
38 | u_int32_t EraseCount; | 38 | uint32_t EraseCount; |
39 | u_int16_t LogicalEUN; | 39 | uint16_t LogicalEUN; |
40 | u_int8_t BlockSize; | 40 | uint8_t BlockSize; |
41 | u_int8_t EraseUnitSize; | 41 | uint8_t EraseUnitSize; |
42 | u_int16_t FirstPhysicalEUN; | 42 | uint16_t FirstPhysicalEUN; |
43 | u_int16_t NumEraseUnits; | 43 | uint16_t NumEraseUnits; |
44 | u_int32_t FormattedSize; | 44 | uint32_t FormattedSize; |
45 | u_int32_t FirstVMAddress; | 45 | uint32_t FirstVMAddress; |
46 | u_int16_t NumVMPages; | 46 | uint16_t NumVMPages; |
47 | u_int8_t Flags; | 47 | uint8_t Flags; |
48 | u_int8_t Code; | 48 | uint8_t Code; |
49 | u_int32_t SerialNumber; | 49 | uint32_t SerialNumber; |
50 | u_int32_t AltEUHOffset; | 50 | uint32_t AltEUHOffset; |
51 | u_int32_t BAMOffset; | 51 | uint32_t BAMOffset; |
52 | u_int8_t Reserved[12]; | 52 | uint8_t Reserved[12]; |
53 | u_int8_t EndTuple[2]; | 53 | uint8_t EndTuple[2]; |
54 | } erase_unit_header_t; | 54 | } erase_unit_header_t; |
55 | 55 | ||
56 | /* Flags in erase_unit_header_t */ | 56 | /* Flags in erase_unit_header_t */ |
diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h index aa30244492c6..b981b8772217 100644 --- a/include/linux/mtd/map.h +++ b/include/linux/mtd/map.h | |||
@@ -223,6 +223,7 @@ struct map_info { | |||
223 | must leave it enabled. */ | 223 | must leave it enabled. */ |
224 | void (*set_vpp)(struct map_info *, int); | 224 | void (*set_vpp)(struct map_info *, int); |
225 | 225 | ||
226 | unsigned long pfow_base; | ||
226 | unsigned long map_priv_1; | 227 | unsigned long map_priv_1; |
227 | unsigned long map_priv_2; | 228 | unsigned long map_priv_2; |
228 | void *fldrv_priv; | 229 | void *fldrv_priv; |
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index 64433eb411d7..3aa5d77c2cdb 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h | |||
@@ -15,6 +15,8 @@ | |||
15 | #include <linux/mtd/compatmac.h> | 15 | #include <linux/mtd/compatmac.h> |
16 | #include <mtd/mtd-abi.h> | 16 | #include <mtd/mtd-abi.h> |
17 | 17 | ||
18 | #include <asm/div64.h> | ||
19 | |||
18 | #define MTD_CHAR_MAJOR 90 | 20 | #define MTD_CHAR_MAJOR 90 |
19 | #define MTD_BLOCK_MAJOR 31 | 21 | #define MTD_BLOCK_MAJOR 31 |
20 | #define MAX_MTD_DEVICES 32 | 22 | #define MAX_MTD_DEVICES 32 |
@@ -25,20 +27,20 @@ | |||
25 | #define MTD_ERASE_DONE 0x08 | 27 | #define MTD_ERASE_DONE 0x08 |
26 | #define MTD_ERASE_FAILED 0x10 | 28 | #define MTD_ERASE_FAILED 0x10 |
27 | 29 | ||
28 | #define MTD_FAIL_ADDR_UNKNOWN 0xffffffff | 30 | #define MTD_FAIL_ADDR_UNKNOWN -1LL |
29 | 31 | ||
30 | /* If the erase fails, fail_addr might indicate exactly which block failed. If | 32 | /* If the erase fails, fail_addr might indicate exactly which block failed. If |
31 | fail_addr = MTD_FAIL_ADDR_UNKNOWN, the failure was not at the device level or was not | 33 | fail_addr = MTD_FAIL_ADDR_UNKNOWN, the failure was not at the device level or was not |
32 | specific to any particular block. */ | 34 | specific to any particular block. */ |
33 | struct erase_info { | 35 | struct erase_info { |
34 | struct mtd_info *mtd; | 36 | struct mtd_info *mtd; |
35 | u_int32_t addr; | 37 | uint64_t addr; |
36 | u_int32_t len; | 38 | uint64_t len; |
37 | u_int32_t fail_addr; | 39 | uint64_t fail_addr; |
38 | u_long time; | 40 | u_long time; |
39 | u_long retries; | 41 | u_long retries; |
40 | u_int dev; | 42 | unsigned dev; |
41 | u_int cell; | 43 | unsigned cell; |
42 | void (*callback) (struct erase_info *self); | 44 | void (*callback) (struct erase_info *self); |
43 | u_long priv; | 45 | u_long priv; |
44 | u_char state; | 46 | u_char state; |
@@ -46,9 +48,9 @@ struct erase_info { | |||
46 | }; | 48 | }; |
47 | 49 | ||
48 | struct mtd_erase_region_info { | 50 | struct mtd_erase_region_info { |
49 | u_int32_t offset; /* At which this region starts, from the beginning of the MTD */ | 51 | uint64_t offset; /* At which this region starts, from the beginning of the MTD */ |
50 | u_int32_t erasesize; /* For this region */ | 52 | uint32_t erasesize; /* For this region */ |
51 | u_int32_t numblocks; /* Number of blocks of erasesize in this region */ | 53 | uint32_t numblocks; /* Number of blocks of erasesize in this region */ |
52 | unsigned long *lockmap; /* If keeping bitmap of locks */ | 54 | unsigned long *lockmap; /* If keeping bitmap of locks */ |
53 | }; | 55 | }; |
54 | 56 | ||
@@ -100,14 +102,14 @@ struct mtd_oob_ops { | |||
100 | 102 | ||
101 | struct mtd_info { | 103 | struct mtd_info { |
102 | u_char type; | 104 | u_char type; |
103 | u_int32_t flags; | 105 | uint32_t flags; |
104 | u_int32_t size; // Total size of the MTD | 106 | uint64_t size; // Total size of the MTD |
105 | 107 | ||
106 | /* "Major" erase size for the device. Naïve users may take this | 108 | /* "Major" erase size for the device. Naïve users may take this |
107 | * to be the only erase size available, or may use the more detailed | 109 | * to be the only erase size available, or may use the more detailed |
108 | * information below if they desire | 110 | * information below if they desire |
109 | */ | 111 | */ |
110 | u_int32_t erasesize; | 112 | uint32_t erasesize; |
111 | /* Minimal writable flash unit size. In case of NOR flash it is 1 (even | 113 | /* Minimal writable flash unit size. In case of NOR flash it is 1 (even |
112 | * though individual bits can be cleared), in case of NAND flash it is | 114 | * though individual bits can be cleared), in case of NAND flash it is |
113 | * one NAND page (or half, or one-fourths of it), in case of ECC-ed NOR | 115 | * one NAND page (or half, or one-fourths of it), in case of ECC-ed NOR |
@@ -115,10 +117,20 @@ struct mtd_info { | |||
115 | * Any driver registering a struct mtd_info must ensure a writesize of | 117 | * Any driver registering a struct mtd_info must ensure a writesize of |
116 | * 1 or larger. | 118 | * 1 or larger. |
117 | */ | 119 | */ |
118 | u_int32_t writesize; | 120 | uint32_t writesize; |
121 | |||
122 | uint32_t oobsize; // Amount of OOB data per block (e.g. 16) | ||
123 | uint32_t oobavail; // Available OOB bytes per block | ||
119 | 124 | ||
120 | u_int32_t oobsize; // Amount of OOB data per block (e.g. 16) | 125 | /* |
121 | u_int32_t oobavail; // Available OOB bytes per block | 126 | * If erasesize is a power of 2 then the shift is stored in |
127 | * erasesize_shift otherwise erasesize_shift is zero. Ditto writesize. | ||
128 | */ | ||
129 | unsigned int erasesize_shift; | ||
130 | unsigned int writesize_shift; | ||
131 | /* Masks based on erasesize_shift and writesize_shift */ | ||
132 | unsigned int erasesize_mask; | ||
133 | unsigned int writesize_mask; | ||
122 | 134 | ||
123 | // Kernel-only stuff starts here. | 135 | // Kernel-only stuff starts here. |
124 | const char *name; | 136 | const char *name; |
@@ -190,8 +202,8 @@ struct mtd_info { | |||
190 | void (*sync) (struct mtd_info *mtd); | 202 | void (*sync) (struct mtd_info *mtd); |
191 | 203 | ||
192 | /* Chip-supported device locking */ | 204 | /* Chip-supported device locking */ |
193 | int (*lock) (struct mtd_info *mtd, loff_t ofs, size_t len); | 205 | int (*lock) (struct mtd_info *mtd, loff_t ofs, uint64_t len); |
194 | int (*unlock) (struct mtd_info *mtd, loff_t ofs, size_t len); | 206 | int (*unlock) (struct mtd_info *mtd, loff_t ofs, uint64_t len); |
195 | 207 | ||
196 | /* Power Management functions */ | 208 | /* Power Management functions */ |
197 | int (*suspend) (struct mtd_info *mtd); | 209 | int (*suspend) (struct mtd_info *mtd); |
@@ -221,6 +233,35 @@ struct mtd_info { | |||
221 | void (*put_device) (struct mtd_info *mtd); | 233 | void (*put_device) (struct mtd_info *mtd); |
222 | }; | 234 | }; |
223 | 235 | ||
236 | static inline uint32_t mtd_div_by_eb(uint64_t sz, struct mtd_info *mtd) | ||
237 | { | ||
238 | if (mtd->erasesize_shift) | ||
239 | return sz >> mtd->erasesize_shift; | ||
240 | do_div(sz, mtd->erasesize); | ||
241 | return sz; | ||
242 | } | ||
243 | |||
244 | static inline uint32_t mtd_mod_by_eb(uint64_t sz, struct mtd_info *mtd) | ||
245 | { | ||
246 | if (mtd->erasesize_shift) | ||
247 | return sz & mtd->erasesize_mask; | ||
248 | return do_div(sz, mtd->erasesize); | ||
249 | } | ||
250 | |||
251 | static inline uint32_t mtd_div_by_ws(uint64_t sz, struct mtd_info *mtd) | ||
252 | { | ||
253 | if (mtd->writesize_shift) | ||
254 | return sz >> mtd->writesize_shift; | ||
255 | do_div(sz, mtd->writesize); | ||
256 | return sz; | ||
257 | } | ||
258 | |||
259 | static inline uint32_t mtd_mod_by_ws(uint64_t sz, struct mtd_info *mtd) | ||
260 | { | ||
261 | if (mtd->writesize_shift) | ||
262 | return sz & mtd->writesize_mask; | ||
263 | return do_div(sz, mtd->writesize); | ||
264 | } | ||
224 | 265 | ||
225 | /* Kernel-side ioctl definitions */ | 266 | /* Kernel-side ioctl definitions */ |
226 | 267 | ||
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 733d3f3b4eb8..db5b63da2a7e 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h | |||
@@ -335,17 +335,12 @@ struct nand_buffers { | |||
335 | * @erase_cmd: [INTERN] erase command write function, selectable due to AND support | 335 | * @erase_cmd: [INTERN] erase command write function, selectable due to AND support |
336 | * @scan_bbt: [REPLACEABLE] function to scan bad block table | 336 | * @scan_bbt: [REPLACEABLE] function to scan bad block table |
337 | * @chip_delay: [BOARDSPECIFIC] chip dependent delay for transfering data from array to read regs (tR) | 337 | * @chip_delay: [BOARDSPECIFIC] chip dependent delay for transfering data from array to read regs (tR) |
338 | * @wq: [INTERN] wait queue to sleep on if a NAND operation is in progress | ||
339 | * @state: [INTERN] the current state of the NAND device | 338 | * @state: [INTERN] the current state of the NAND device |
340 | * @oob_poi: poison value buffer | 339 | * @oob_poi: poison value buffer |
341 | * @page_shift: [INTERN] number of address bits in a page (column address bits) | 340 | * @page_shift: [INTERN] number of address bits in a page (column address bits) |
342 | * @phys_erase_shift: [INTERN] number of address bits in a physical eraseblock | 341 | * @phys_erase_shift: [INTERN] number of address bits in a physical eraseblock |
343 | * @bbt_erase_shift: [INTERN] number of address bits in a bbt entry | 342 | * @bbt_erase_shift: [INTERN] number of address bits in a bbt entry |
344 | * @chip_shift: [INTERN] number of address bits in one chip | 343 | * @chip_shift: [INTERN] number of address bits in one chip |
345 | * @datbuf: [INTERN] internal buffer for one page + oob | ||
346 | * @oobbuf: [INTERN] oob buffer for one eraseblock | ||
347 | * @oobdirty: [INTERN] indicates that oob_buf must be reinitialized | ||
348 | * @data_poi: [INTERN] pointer to a data buffer | ||
349 | * @options: [BOARDSPECIFIC] various chip options. They can partly be set to inform nand_scan about | 344 | * @options: [BOARDSPECIFIC] various chip options. They can partly be set to inform nand_scan about |
350 | * special functionality. See the defines for further explanation | 345 | * special functionality. See the defines for further explanation |
351 | * @badblockpos: [INTERN] position of the bad block marker in the oob area | 346 | * @badblockpos: [INTERN] position of the bad block marker in the oob area |
@@ -399,7 +394,7 @@ struct nand_chip { | |||
399 | int bbt_erase_shift; | 394 | int bbt_erase_shift; |
400 | int chip_shift; | 395 | int chip_shift; |
401 | int numchips; | 396 | int numchips; |
402 | unsigned long chipsize; | 397 | uint64_t chipsize; |
403 | int pagemask; | 398 | int pagemask; |
404 | int pagebuf; | 399 | int pagebuf; |
405 | int subpagesize; | 400 | int subpagesize; |
diff --git a/include/linux/mtd/partitions.h b/include/linux/mtd/partitions.h index c92b4d439609..a45dd831b3f8 100644 --- a/include/linux/mtd/partitions.h +++ b/include/linux/mtd/partitions.h | |||
@@ -36,9 +36,9 @@ | |||
36 | 36 | ||
37 | struct mtd_partition { | 37 | struct mtd_partition { |
38 | char *name; /* identifier string */ | 38 | char *name; /* identifier string */ |
39 | u_int32_t size; /* partition size */ | 39 | uint64_t size; /* partition size */ |
40 | u_int32_t offset; /* offset within the master MTD space */ | 40 | uint64_t offset; /* offset within the master MTD space */ |
41 | u_int32_t mask_flags; /* master MTD flags to mask out for this partition */ | 41 | uint32_t mask_flags; /* master MTD flags to mask out for this partition */ |
42 | struct nand_ecclayout *ecclayout; /* out of band layout for this partition (NAND only)*/ | 42 | struct nand_ecclayout *ecclayout; /* out of band layout for this partition (NAND only)*/ |
43 | struct mtd_info **mtdp; /* pointer to store the MTD object */ | 43 | struct mtd_info **mtdp; /* pointer to store the MTD object */ |
44 | }; | 44 | }; |
diff --git a/include/linux/mtd/pfow.h b/include/linux/mtd/pfow.h new file mode 100644 index 000000000000..b730d4f84655 --- /dev/null +++ b/include/linux/mtd/pfow.h | |||
@@ -0,0 +1,159 @@ | |||
1 | /* Primary function overlay window definitions | ||
2 | * and service functions used by LPDDR chips | ||
3 | */ | ||
4 | #ifndef __LINUX_MTD_PFOW_H | ||
5 | #define __LINUX_MTD_PFOW_H | ||
6 | |||
7 | #include <linux/mtd/qinfo.h> | ||
8 | |||
9 | /* PFOW registers addressing */ | ||
10 | /* Address of symbol "P" */ | ||
11 | #define PFOW_QUERY_STRING_P 0x0000 | ||
12 | /* Address of symbol "F" */ | ||
13 | #define PFOW_QUERY_STRING_F 0x0002 | ||
14 | /* Address of symbol "O" */ | ||
15 | #define PFOW_QUERY_STRING_O 0x0004 | ||
16 | /* Address of symbol "W" */ | ||
17 | #define PFOW_QUERY_STRING_W 0x0006 | ||
18 | /* Identification info for LPDDR chip */ | ||
19 | #define PFOW_MANUFACTURER_ID 0x0020 | ||
20 | #define PFOW_DEVICE_ID 0x0022 | ||
21 | /* Address in PFOW where prog buffer can can be found */ | ||
22 | #define PFOW_PROGRAM_BUFFER_OFFSET 0x0040 | ||
23 | /* Size of program buffer in words */ | ||
24 | #define PFOW_PROGRAM_BUFFER_SIZE 0x0042 | ||
25 | /* Address command code register */ | ||
26 | #define PFOW_COMMAND_CODE 0x0080 | ||
27 | /* command data register */ | ||
28 | #define PFOW_COMMAND_DATA 0x0084 | ||
29 | /* command address register lower address bits */ | ||
30 | #define PFOW_COMMAND_ADDRESS_L 0x0088 | ||
31 | /* command address register upper address bits */ | ||
32 | #define PFOW_COMMAND_ADDRESS_H 0x008a | ||
33 | /* number of bytes to be proggrammed lower address bits */ | ||
34 | #define PFOW_DATA_COUNT_L 0x0090 | ||
35 | /* number of bytes to be proggrammed higher address bits */ | ||
36 | #define PFOW_DATA_COUNT_H 0x0092 | ||
37 | /* command execution register, the only possible value is 0x01 */ | ||
38 | #define PFOW_COMMAND_EXECUTE 0x00c0 | ||
39 | /* 0x01 should be written at this address to clear buffer */ | ||
40 | #define PFOW_CLEAR_PROGRAM_BUFFER 0x00c4 | ||
41 | /* device program/erase suspend register */ | ||
42 | #define PFOW_PROGRAM_ERASE_SUSPEND 0x00c8 | ||
43 | /* device status register */ | ||
44 | #define PFOW_DSR 0x00cc | ||
45 | |||
46 | /* LPDDR memory device command codes */ | ||
47 | /* They are possible values of PFOW command code register */ | ||
48 | #define LPDDR_WORD_PROGRAM 0x0041 | ||
49 | #define LPDDR_BUFF_PROGRAM 0x00E9 | ||
50 | #define LPDDR_BLOCK_ERASE 0x0020 | ||
51 | #define LPDDR_LOCK_BLOCK 0x0061 | ||
52 | #define LPDDR_UNLOCK_BLOCK 0x0062 | ||
53 | #define LPDDR_READ_BLOCK_LOCK_STATUS 0x0065 | ||
54 | #define LPDDR_INFO_QUERY 0x0098 | ||
55 | #define LPDDR_READ_OTP 0x0097 | ||
56 | #define LPDDR_PROG_OTP 0x00C0 | ||
57 | #define LPDDR_RESUME 0x00D0 | ||
58 | |||
59 | /* Defines possible value of PFOW command execution register */ | ||
60 | #define LPDDR_START_EXECUTION 0x0001 | ||
61 | |||
62 | /* Defines possible value of PFOW program/erase suspend register */ | ||
63 | #define LPDDR_SUSPEND 0x0001 | ||
64 | |||
65 | /* Possible values of PFOW device status register */ | ||
66 | /* access R - read; RC read & clearable */ | ||
67 | #define DSR_DPS (1<<1) /* RC; device protect status | ||
68 | * 0 - not protected 1 - locked */ | ||
69 | #define DSR_PSS (1<<2) /* R; program suspend status; | ||
70 | * 0-prog in progress/completed, | ||
71 | * 1- prog suspended */ | ||
72 | #define DSR_VPPS (1<<3) /* RC; 0-Vpp OK, * 1-Vpp low */ | ||
73 | #define DSR_PROGRAM_STATUS (1<<4) /* RC; 0-successful, 1-error */ | ||
74 | #define DSR_ERASE_STATUS (1<<5) /* RC; erase or blank check status; | ||
75 | * 0-success erase/blank check, | ||
76 | * 1 blank check error */ | ||
77 | #define DSR_ESS (1<<6) /* R; erase suspend status; | ||
78 | * 0-erase in progress/complete, | ||
79 | * 1 erase suspended */ | ||
80 | #define DSR_READY_STATUS (1<<7) /* R; Device status | ||
81 | * 0-busy, | ||
82 | * 1-ready */ | ||
83 | #define DSR_RPS (0x3<<8) /* RC; region program status | ||
84 | * 00 - Success, | ||
85 | * 01-re-program attempt in region with | ||
86 | * object mode data, | ||
87 | * 10-object mode program w attempt in | ||
88 | * region with control mode data | ||
89 | * 11-attempt to program invalid half | ||
90 | * with 0x41 command */ | ||
91 | #define DSR_AOS (1<<12) /* RC; 1- AO related failure */ | ||
92 | #define DSR_AVAILABLE (1<<15) /* R; Device availbility | ||
93 | * 1 - Device available | ||
94 | * 0 - not available */ | ||
95 | |||
96 | /* The superset of all possible error bits in DSR */ | ||
97 | #define DSR_ERR 0x133A | ||
98 | |||
99 | static inline void send_pfow_command(struct map_info *map, | ||
100 | unsigned long cmd_code, unsigned long adr, | ||
101 | unsigned long len, map_word *datum) | ||
102 | { | ||
103 | int bits_per_chip = map_bankwidth(map) * 8; | ||
104 | int chipnum; | ||
105 | struct lpddr_private *lpddr = map->fldrv_priv; | ||
106 | chipnum = adr >> lpddr->chipshift; | ||
107 | |||
108 | map_write(map, CMD(cmd_code), map->pfow_base + PFOW_COMMAND_CODE); | ||
109 | map_write(map, CMD(adr & ((1<<bits_per_chip) - 1)), | ||
110 | map->pfow_base + PFOW_COMMAND_ADDRESS_L); | ||
111 | map_write(map, CMD(adr>>bits_per_chip), | ||
112 | map->pfow_base + PFOW_COMMAND_ADDRESS_H); | ||
113 | if (len) { | ||
114 | map_write(map, CMD(len & ((1<<bits_per_chip) - 1)), | ||
115 | map->pfow_base + PFOW_DATA_COUNT_L); | ||
116 | map_write(map, CMD(len>>bits_per_chip), | ||
117 | map->pfow_base + PFOW_DATA_COUNT_H); | ||
118 | } | ||
119 | if (datum) | ||
120 | map_write(map, *datum, map->pfow_base + PFOW_COMMAND_DATA); | ||
121 | |||
122 | /* Command execution start */ | ||
123 | map_write(map, CMD(LPDDR_START_EXECUTION), | ||
124 | map->pfow_base + PFOW_COMMAND_EXECUTE); | ||
125 | } | ||
126 | |||
127 | static inline void print_drs_error(unsigned dsr) | ||
128 | { | ||
129 | int prog_status = (dsr & DSR_RPS) >> 8; | ||
130 | |||
131 | if (!(dsr & DSR_AVAILABLE)) | ||
132 | printk(KERN_NOTICE"DSR.15: (0) Device not Available\n"); | ||
133 | if (prog_status & 0x03) | ||
134 | printk(KERN_NOTICE"DSR.9,8: (11) Attempt to program invalid " | ||
135 | "half with 41h command\n"); | ||
136 | else if (prog_status & 0x02) | ||
137 | printk(KERN_NOTICE"DSR.9,8: (10) Object Mode Program attempt " | ||
138 | "in region with Control Mode data\n"); | ||
139 | else if (prog_status & 0x01) | ||
140 | printk(KERN_NOTICE"DSR.9,8: (01) Program attempt in region " | ||
141 | "with Object Mode data\n"); | ||
142 | if (!(dsr & DSR_READY_STATUS)) | ||
143 | printk(KERN_NOTICE"DSR.7: (0) Device is Busy\n"); | ||
144 | if (dsr & DSR_ESS) | ||
145 | printk(KERN_NOTICE"DSR.6: (1) Erase Suspended\n"); | ||
146 | if (dsr & DSR_ERASE_STATUS) | ||
147 | printk(KERN_NOTICE"DSR.5: (1) Erase/Blank check error\n"); | ||
148 | if (dsr & DSR_PROGRAM_STATUS) | ||
149 | printk(KERN_NOTICE"DSR.4: (1) Program Error\n"); | ||
150 | if (dsr & DSR_VPPS) | ||
151 | printk(KERN_NOTICE"DSR.3: (1) Vpp low detect, operation " | ||
152 | "aborted\n"); | ||
153 | if (dsr & DSR_PSS) | ||
154 | printk(KERN_NOTICE"DSR.2: (1) Program suspended\n"); | ||
155 | if (dsr & DSR_DPS) | ||
156 | printk(KERN_NOTICE"DSR.1: (1) Aborted Erase/Program attempt " | ||
157 | "on locked block\n"); | ||
158 | } | ||
159 | #endif /* __LINUX_MTD_PFOW_H */ | ||
diff --git a/include/linux/mtd/physmap.h b/include/linux/mtd/physmap.h index c8e63a5ee72e..76f7cabf07d3 100644 --- a/include/linux/mtd/physmap.h +++ b/include/linux/mtd/physmap.h | |||
@@ -24,6 +24,7 @@ struct physmap_flash_data { | |||
24 | unsigned int width; | 24 | unsigned int width; |
25 | void (*set_vpp)(struct map_info *, int); | 25 | void (*set_vpp)(struct map_info *, int); |
26 | unsigned int nr_parts; | 26 | unsigned int nr_parts; |
27 | unsigned int pfow_base; | ||
27 | struct mtd_partition *parts; | 28 | struct mtd_partition *parts; |
28 | }; | 29 | }; |
29 | 30 | ||
diff --git a/include/linux/mtd/qinfo.h b/include/linux/mtd/qinfo.h new file mode 100644 index 000000000000..7b3d487d8b3f --- /dev/null +++ b/include/linux/mtd/qinfo.h | |||
@@ -0,0 +1,91 @@ | |||
1 | #ifndef __LINUX_MTD_QINFO_H | ||
2 | #define __LINUX_MTD_QINFO_H | ||
3 | |||
4 | #include <linux/mtd/map.h> | ||
5 | #include <linux/wait.h> | ||
6 | #include <linux/spinlock.h> | ||
7 | #include <linux/delay.h> | ||
8 | #include <linux/mtd/mtd.h> | ||
9 | #include <linux/mtd/flashchip.h> | ||
10 | #include <linux/mtd/partitions.h> | ||
11 | |||
12 | /* lpddr_private describes lpddr flash chip in memory map | ||
13 | * @ManufactId - Chip Manufacture ID | ||
14 | * @DevId - Chip Device ID | ||
15 | * @qinfo - pointer to qinfo records describing the chip | ||
16 | * @numchips - number of chips including virual RWW partitions | ||
17 | * @chipshift - Chip/partiton size 2^chipshift | ||
18 | * @chips - per-chip data structure | ||
19 | */ | ||
20 | struct lpddr_private { | ||
21 | uint16_t ManufactId; | ||
22 | uint16_t DevId; | ||
23 | struct qinfo_chip *qinfo; | ||
24 | int numchips; | ||
25 | unsigned long chipshift; | ||
26 | struct flchip chips[0]; | ||
27 | }; | ||
28 | |||
29 | /* qinfo_query_info structure contains request information for | ||
30 | * each qinfo record | ||
31 | * @major - major number of qinfo record | ||
32 | * @major - minor number of qinfo record | ||
33 | * @id_str - descriptive string to access the record | ||
34 | * @desc - detailed description for the qinfo record | ||
35 | */ | ||
36 | struct qinfo_query_info { | ||
37 | uint8_t major; | ||
38 | uint8_t minor; | ||
39 | char *id_str; | ||
40 | char *desc; | ||
41 | }; | ||
42 | |||
43 | /* | ||
44 | * qinfo_chip structure contains necessary qinfo records data | ||
45 | * @DevSizeShift - Device size 2^n bytes | ||
46 | * @BufSizeShift - Program buffer size 2^n bytes | ||
47 | * @TotalBlocksNum - Total number of blocks | ||
48 | * @UniformBlockSizeShift - Uniform block size 2^UniformBlockSizeShift bytes | ||
49 | * @HWPartsNum - Number of hardware partitions | ||
50 | * @SuspEraseSupp - Suspend erase supported | ||
51 | * @SingleWordProgTime - Single word program 2^SingleWordProgTime u-sec | ||
52 | * @ProgBufferTime - Program buffer write 2^ProgBufferTime u-sec | ||
53 | * @BlockEraseTime - Block erase 2^BlockEraseTime m-sec | ||
54 | */ | ||
55 | struct qinfo_chip { | ||
56 | /* General device info */ | ||
57 | uint16_t DevSizeShift; | ||
58 | uint16_t BufSizeShift; | ||
59 | /* Erase block information */ | ||
60 | uint16_t TotalBlocksNum; | ||
61 | uint16_t UniformBlockSizeShift; | ||
62 | /* Partition information */ | ||
63 | uint16_t HWPartsNum; | ||
64 | /* Optional features */ | ||
65 | uint16_t SuspEraseSupp; | ||
66 | /* Operation typical time */ | ||
67 | uint16_t SingleWordProgTime; | ||
68 | uint16_t ProgBufferTime; | ||
69 | uint16_t BlockEraseTime; | ||
70 | }; | ||
71 | |||
72 | /* defines for fixup usage */ | ||
73 | #define LPDDR_MFR_ANY 0xffff | ||
74 | #define LPDDR_ID_ANY 0xffff | ||
75 | #define NUMONYX_MFGR_ID 0x0089 | ||
76 | #define R18_DEVICE_ID_1G 0x893c | ||
77 | |||
78 | static inline map_word lpddr_build_cmd(u_long cmd, struct map_info *map) | ||
79 | { | ||
80 | map_word val = { {0} }; | ||
81 | val.x[0] = cmd; | ||
82 | return val; | ||
83 | } | ||
84 | |||
85 | #define CMD(x) lpddr_build_cmd(x, map) | ||
86 | #define CMDVAL(cmd) cmd.x[0] | ||
87 | |||
88 | struct mtd_info *lpddr_cmdset(struct map_info *); | ||
89 | |||
90 | #endif | ||
91 | |||
diff --git a/include/linux/mtd/sharpsl.h b/include/linux/mtd/sharpsl.h new file mode 100644 index 000000000000..25f4d2a845c1 --- /dev/null +++ b/include/linux/mtd/sharpsl.h | |||
@@ -0,0 +1,20 @@ | |||
1 | /* | ||
2 | * SharpSL NAND support | ||
3 | * | ||
4 | * Copyright (C) 2008 Dmitry Baryshkov | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License version 2 as | ||
8 | * published by the Free Software Foundation. | ||
9 | */ | ||
10 | |||
11 | #include <linux/mtd/nand.h> | ||
12 | #include <linux/mtd/nand_ecc.h> | ||
13 | #include <linux/mtd/partitions.h> | ||
14 | |||
15 | struct sharpsl_nand_platform_data { | ||
16 | struct nand_bbt_descr *badblock_pattern; | ||
17 | struct nand_ecclayout *ecc_layout; | ||
18 | struct mtd_partition *partitions; | ||
19 | unsigned int nr_partitions; | ||
20 | }; | ||