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authorGuillaume LECERF <glecerf@gmail.com>2010-04-24 17:57:57 +0200
committerDavid Woodhouse <David.Woodhouse@intel.com>2010-05-14 01:07:49 +0100
commitad7026fef6c771fc88ecbcb111876fc050b1a4d0 (patch)
tree6a6c644fb086b4771e0cf5dac86b8287c342aca2 /drivers/mtd/chips
parent8473044d644553ca3c939249490d1c5ef5f6d4e6 (diff)
downloadlinux-ad7026fef6c771fc88ecbcb111876fc050b1a4d0.tar.bz2
mtd: cfi_probe: make the addresses used to enter Auto Select Mode variable
Make the addresses used to enter Auto Select Mode variable to leave place for handling chips using non-standard addresses. Signed-off-by: Guillaume LECERF <glecerf@gmail.com> Reviewed-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/chips')
-rw-r--r--drivers/mtd/chips/cfi_probe.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/mtd/chips/cfi_probe.c b/drivers/mtd/chips/cfi_probe.c
index f657d16cb98c..045dc100496c 100644
--- a/drivers/mtd/chips/cfi_probe.c
+++ b/drivers/mtd/chips/cfi_probe.c
@@ -158,6 +158,7 @@ static int __xipram cfi_chip_setup(struct map_info *map,
__u32 base = 0;
int num_erase_regions = cfi_read_query(map, base + (0x10 + 28)*ofs_factor);
int i;
+ int addr_unlock1 = 0x555, addr_unlock2 = 0x2AA;
xip_enable(base, map, cfi);
#ifdef DEBUG_CFI
@@ -214,9 +215,9 @@ static int __xipram cfi_chip_setup(struct map_info *map,
* back into Read Mode, which is a nop in this case).
*/
cfi_send_gen_cmd(0xf0, 0, base, map, cfi, cfi->device_type, NULL);
- cfi_send_gen_cmd(0xaa, 0x555, base, map, cfi, cfi->device_type, NULL);
- cfi_send_gen_cmd(0x55, 0x2aa, base, map, cfi, cfi->device_type, NULL);
- cfi_send_gen_cmd(0x90, 0x555, base, map, cfi, cfi->device_type, NULL);
+ cfi_send_gen_cmd(0xaa, addr_unlock1, base, map, cfi, cfi->device_type, NULL);
+ cfi_send_gen_cmd(0x55, addr_unlock2, base, map, cfi, cfi->device_type, NULL);
+ cfi_send_gen_cmd(0x90, addr_unlock1, base, map, cfi, cfi->device_type, NULL);
cfi->mfr = cfi_read_query16(map, base);
cfi->id = cfi_read_query16(map, base + ofs_factor);