Re: [PATCH 2/2] nvmem: add driver handling U-Boot environment variables

On 06/04/2022 15:32, Rafał Miłecki wrote:

diff --git a/drivers/nvmem/Kconfig b/drivers/nvmem/Kconfig index 555aa77a574d..17a78b1ba077 100644 --- a/drivers/nvmem/Kconfig +++ b/drivers/nvmem/Kconfig @@ -324,4 +324,16 @@ config NVMEM_SUNPLUS_OCOTP This driver can also be built as a module. If so, the module will be called nvmem-sunplus-ocotp.

+config NVMEM_U_BOOT_ENV

• tristate "U-Boot environment variables support"
• depends on ARCH_BCM4908 || COMPILE_TEST

This nvmem provider seems more generic, so why ARCH_BCM4908 dependency here?

--srini

• depends on OF && MTD
• select CRC32
• help

•  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.
  

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

• endif