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path: root/drivers/mtd/chips/cfi_util.c
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Diffstat (limited to 'drivers/mtd/chips/cfi_util.c')
-rwxr-xr-x[-rw-r--r--]drivers/mtd/chips/cfi_util.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mtd/chips/cfi_util.c b/drivers/mtd/chips/cfi_util.c
index 34d40e25d31..c5a84fda541 100644..100755
--- a/drivers/mtd/chips/cfi_util.c
+++ b/drivers/mtd/chips/cfi_util.c
@@ -81,6 +81,10 @@ void __xipram cfi_qry_mode_off(uint32_t base, struct map_info *map,
{
cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
cfi_send_gen_cmd(0xFF, 0, base, map, cfi, cfi->device_type, NULL);
+ /* M29W128G flashes require an additional reset command
+ when exit qry mode */
+ if ((cfi->mfr == CFI_MFR_ST) && (cfi->id == 0x227E || cfi->id == 0x7E))
+ cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
}
EXPORT_SYMBOL_GPL(cfi_qry_mode_off);