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-rw-r--r--drivers/mtd/cfi_flash.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c
index 6039e1fadc..929f9a9d73 100644
--- a/drivers/mtd/cfi_flash.c
+++ b/drivers/mtd/cfi_flash.c
@@ -1874,6 +1874,10 @@ static void flash_fixup_stm(flash_info_t *info, struct cfi_qry *qry)
info->device_id == 0x22D7) { /* M29W800DT */
cfi_reverse_geometry(qry);
}
+ } else if (flash_read_uchar(info, info->ext_addr + 0xf) == 3) {
+ /* CFI >= 1.1, deduct from top/bottom flag */
+ /* note: ext_addr is valid since cfi_version > 0 */
+ cfi_reverse_geometry(qry);
}
}
}
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