CONFIG_MTD_DATAFLASH_OTP: DataFlash OTP support (Security Register)

General informations

The Linux kernel configuration item CONFIG_MTD_DATAFLASH_OTP:

• prompt: DataFlash OTP support (Security Register)
• type: bool
• depends on: CONFIG_MTD_DATAFLASH
• defined in drivers/mtd/devices/Kconfig
• found in Linux kernels: 2.6.28–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.12, 6.13-rc+HEAD

Help text

Newer DataFlash chips (revisions C and D) support 128 bytes of one-time-programmable (OTP) data. The first half may be written (once) with up to 64 bytes of data, such as a serial number or other key product data. The second half is programmed with a unique-to-each-chip bit pattern at the factory.

Hardware

LKDDb

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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