[PATCH v3 0/9] NVMEM: Introduce write protection support

Sascha Hauer s.hauer at pengutronix.de
Mon Jun 23 04:59:40 PDT 2025


On Thu, 12 Jun 2025 08:58:03 +0200, Oleksij Rempel wrote:
> This series adds a generic protect op to NVMEM core, enabling
> standardized write protection. This makes NVMEM behave more like other
> flash interfaces (e.g., CFI block protection), which helps with common
> tooling.
> 
> Oleksij Rempel (9):
>   nvmem: Add 'protect' operation to core framework
>   nvmem: rmem: add write and protect support
>   commands: nvmem: Add support for creating dynamic rmem devices
>   regmap: Add reg_seal operation for hardware protection
>   nvmem: regmap: Implement protect operation using regmap_seal
>   nvmem: bsec: Implement NVMEM protect via regmap_seal for OTP locking
>   nvmem: rmem: ensure unique device name per instance
>   fs: Report errors for out-of-bounds protect operations
>   test: Add pytest suite for NVMEM framework
> 
> [...]

Applied, thanks!

[1/9] nvmem: Add 'protect' operation to core framework
      https://git.pengutronix.de/cgit/barebox/commit/?id=48f82c055d52 (link may not be stable)
[2/9] nvmem: rmem: add write and protect support
      https://git.pengutronix.de/cgit/barebox/commit/?id=84f53d52bd70 (link may not be stable)
[3/9] commands: nvmem: Add support for creating dynamic rmem devices
      https://git.pengutronix.de/cgit/barebox/commit/?id=d1543b907b46 (link may not be stable)
[4/9] regmap: Add reg_seal operation for hardware protection
      https://git.pengutronix.de/cgit/barebox/commit/?id=b0eae07039c0 (link may not be stable)
[5/9] nvmem: regmap: Implement protect operation using regmap_seal
      https://git.pengutronix.de/cgit/barebox/commit/?id=c324f39e5914 (link may not be stable)
[6/9] nvmem: bsec: Implement NVMEM protect via regmap_seal for OTP locking
      https://git.pengutronix.de/cgit/barebox/commit/?id=f4e69880442d (link may not be stable)
[7/9] nvmem: rmem: ensure unique device name per instance
      https://git.pengutronix.de/cgit/barebox/commit/?id=5450d627c760 (link may not be stable)
[8/9] fs: Report errors for out-of-bounds protect operations
      https://git.pengutronix.de/cgit/barebox/commit/?id=54698cced077 (link may not be stable)
[9/9] test: Add pytest suite for NVMEM framework
      https://git.pengutronix.de/cgit/barebox/commit/?id=85e0492d19dc (link may not be stable)

Best regards,
-- 
Sascha Hauer <s.hauer at pengutronix.de>




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