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

From: Srinivas Kandagatla
Date: Mon Apr 11 2022 - 06:18:15 EST




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