Messages in this thread | | | Date | Wed, 23 Mar 2022 09:32:03 -0400 | From | Tom Rini <> | Subject | Re: [PATCH V3] dt-bindings: nvmem: add U-Boot environment variables binding |
| |
On Mon, Feb 28, 2022 at 02:12:50PM +0100, Rafał Miłecki wrote:
> From: Rafał Miłecki <rafal@milecki.pl> > > U-Boot uses environment variables for storing device setup data. It > usually needs to be accessed by a bootloader, kernel and often > user-space. > > This binding allows describing environment data located in a raw flash > partition. It's treated as NVMEM device and can be reused later for > other storage devices. > > Using DT should be cleaner than hardcoding & duplicating such info in > multiple places. Bootloader & kernel can share DTS and user-space can > try reading it too or just have correct data exposed by a kernel. > > A custom "compatible" string allows system to automatically load > relevant NVMEM driver but phandle can be also used for reading raw > location. > > Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Reviewed-by: Tom Rini <trini@konsulko.com>
-- Tom [unhandled content-type:application/pgp-signature] | |