CONFIG_NVMEM_U_BOOT_ENV: U-Boot environment variables support

General informations

The Linux kernel configuration item CONFIG_NVMEM_U_BOOT_ENV:

• prompt: U-Boot environment variables support
• type: tristate
• depends on: CONFIG_OF && CONFIG_MTD
• defined in drivers/nvmem/Kconfig
• found in Linux kernels: 6.1–6.8, 6.9-rc+HEAD
• modules built: nvmem_u-boot-env

Help text

U-Boot stores its setup as environment variables. This driver adds support for verifying & exporting such data. It also exposes variables as NVMEM cells so they can be referenced by other drivers.

Currently this drivers works only with env variables on top of MTD.

If compiled as module it will be called nvmem_u-boot-env.

Hardware

LKDDb

Raw data from LKDDb:

• lkddb module nvmem_u-boot-env CONFIG_NVMEM_U_BOOT_ENV : drivers/nvmem/Kconfig : "U-Boot environment variables support" # in 6.1–6.8, 6.9-rc+HEAD
• lkddb of "" "" "brcm,env" : CONFIG_NVMEM CONFIG_NVMEM_U_BOOT_ENV : drivers/nvmem/u-boot-env.c # in 6.2–6.8, 6.9-rc+HEAD
• lkddb of "" "" "u-boot,env" : CONFIG_NVMEM CONFIG_NVMEM_U_BOOT_ENV : drivers/nvmem/u-boot-env.c # in 6.1–6.8, 6.9-rc+HEAD
• lkddb of "" "" "u-boot,env-redundant-bool" : CONFIG_NVMEM CONFIG_NVMEM_U_BOOT_ENV : drivers/nvmem/u-boot-env.c # in 6.1–6.8, 6.9-rc+HEAD
• lkddb of "" "" "u-boot,env-redundant-count" : CONFIG_NVMEM CONFIG_NVMEM_U_BOOT_ENV : drivers/nvmem/u-boot-env.c # in 6.1–6.8, 6.9-rc+HEAD
• lkddb platform "u_boot_env" : CONFIG_NVMEM CONFIG_NVMEM_U_BOOT_ENV : drivers/nvmem/u-boot-env.c # in 6.1–6.8, 6.9-rc+HEAD

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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