diff options
author | Adrian Hunter <adrian.hunter@nokia.com> | 2009-05-05 11:04:19 +0300 |
---|---|---|
committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-06-05 17:49:25 +0100 |
commit | ee8f37688966ab1438d0cf42e0cb7c6595d9592c (patch) | |
tree | 6607008d4b764c930114fc83066faa3f0de3c986 /drivers/mtd/onenand/onenand_base.c | |
parent | 1e42d142e65ebdef38fb399b421d04e092ad1c6e (diff) | |
download | linux-stable-ee8f37688966ab1438d0cf42e0cb7c6595d9592c.tar.gz linux-stable-ee8f37688966ab1438d0cf42e0cb7c6595d9592c.tar.bz2 linux-stable-ee8f37688966ab1438d0cf42e0cb7c6595d9592c.zip |
mtd: OneNAND: add support for OneNAND manufactured by Numonyx
In addition to adding the Numonyx manufacturer code, this patch
also ensures 'sync. write' is disabled when reading identification
data - something that the Numonyx chip objects to, but the
Samsung chip seems to ignore.
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/onenand/onenand_base.c')
-rw-r--r-- | drivers/mtd/onenand/onenand_base.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c index 30d6999e5f9f..2346857a275d 100644 --- a/drivers/mtd/onenand/onenand_base.c +++ b/drivers/mtd/onenand/onenand_base.c @@ -2576,6 +2576,7 @@ static void onenand_print_device_info(int device, int version) static const struct onenand_manufacturers onenand_manuf_ids[] = { {ONENAND_MFR_SAMSUNG, "Samsung"}, + {ONENAND_MFR_NUMONYX, "Numonyx"}, }; /** @@ -2621,7 +2622,7 @@ static int onenand_probe(struct mtd_info *mtd) /* Save system configuration 1 */ syscfg = this->read_word(this->base + ONENAND_REG_SYS_CFG1); /* Clear Sync. Burst Read mode to read BootRAM */ - this->write_word((syscfg & ~ONENAND_SYS_CFG1_SYNC_READ), this->base + ONENAND_REG_SYS_CFG1); + this->write_word((syscfg & ~ONENAND_SYS_CFG1_SYNC_READ & ~ONENAND_SYS_CFG1_SYNC_WRITE), this->base + ONENAND_REG_SYS_CFG1); /* Send the command for reading device ID from BootRAM */ this->write_word(ONENAND_CMD_READID, this->base + ONENAND_BOOTRAM); |