diff options
| author | Michael Walle <michael@walle.cc> | 2021-03-16 11:40:15 +0100 |
|---|---|---|
| committer | David Oberhollenzer <david.oberhollenzer@sigma-star.at> | 2021-06-12 17:16:33 +0200 |
| commit | 51d6820f49ca4a203cf30dd99bc83f25d569eb4b (patch) | |
| tree | f7955ee2d8d27fb2b1325ad583ffce6f409a4fab /include/mtd | |
| parent | 2ca0bbf296d6f7ce51b8255347c7fd08afa33651 (diff) | |
mtd-utils: Add flash_otp_erase
On some SPI NOR flashes you can actually erase the OTP region until its
fully locked. Add a small utility for that.
Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'include/mtd')
| -rw-r--r-- | include/mtd/mtd-abi.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/mtd/mtd-abi.h b/include/mtd/mtd-abi.h index bcd7496..a54c386 100644 --- a/include/mtd/mtd-abi.h +++ b/include/mtd/mtd-abi.h @@ -201,6 +201,8 @@ struct otp_info { * modes (see "struct mtd_write_req") */ #define MEMWRITE _IOWR('M', 24, struct mtd_write_req) +/* Erase a given range of user data (must be in mode %MTD_FILE_MODE_OTP_USER) */ +#define OTPERASE _IOW('M', 25, struct otp_info) /* * Obsolete legacy interface. Keep it in order not to break userspace |