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[MTD] [NOR] Add support for Eon EN29SL800B[BT] NOR flash chips
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This patch add support for non-CFI Eon EN29SL800B[BT] NOR flash chips.
The Eon chips have manufacturer ID in the first bank, therefore this patch
depends on support for flash chips with ID in bank other than 0.

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
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Mike Rapoport authored and David Woodhouse committed Jun 4, 2008
1 parent 5c9c11e commit 1b0b30a
Showing 1 changed file with 35 additions and 0 deletions.
35 changes: 35 additions & 0 deletions drivers/mtd/chips/jedec_probe.c
Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,7 @@
/* Manufacturers */
#define MANUFACTURER_AMD 0x0001
#define MANUFACTURER_ATMEL 0x001f
#define MANUFACTURER_EON 0x001c
#define MANUFACTURER_FUJITSU 0x0004
#define MANUFACTURER_HYUNDAI 0x00AD
#define MANUFACTURER_INTEL 0x0089
Expand Down Expand Up @@ -70,6 +71,10 @@
#define AT49BV32X 0x00C8
#define AT49BV32XT 0x00C9

/* Eon */
#define EN29SL800BB 0x226B
#define EN29SL800BT 0x22EA

/* Fujitsu */
#define MBM29F040C 0x00A4
#define MBM29F800BA 0x2258
Expand Down Expand Up @@ -633,6 +638,36 @@ static const struct amd_flash_info jedec_table[] = {
ERASEINFO(0x10000,63),
ERASEINFO(0x02000,8)
}
}, {
.mfr_id = MANUFACTURER_EON,
.dev_id = EN29SL800BT,
.name = "Eon EN29SL800BT",
.devtypes = CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,
.uaddr = MTD_UADDR_0x0AAA_0x0555,
.dev_size = SIZE_1MiB,
.cmd_set = P_ID_AMD_STD,
.nr_regions = 4,
.regions = {
ERASEINFO(0x10000,15),
ERASEINFO(0x08000,1),
ERASEINFO(0x02000,2),
ERASEINFO(0x04000,1),
}
}, {
.mfr_id = MANUFACTURER_EON,
.dev_id = EN29SL800BB,
.name = "Eon EN29SL800BB",
.devtypes = CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,
.uaddr = MTD_UADDR_0x0AAA_0x0555,
.dev_size = SIZE_1MiB,
.cmd_set = P_ID_AMD_STD,
.nr_regions = 4,
.regions = {
ERASEINFO(0x04000,1),
ERASEINFO(0x02000,2),
ERASEINFO(0x08000,1),
ERASEINFO(0x10000,15),
}
}, {
.mfr_id = MANUFACTURER_FUJITSU,
.dev_id = MBM29F040C,
Expand Down

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