[PATCH 0/6] Expose RPi4'd bootloader configuration

Catalin Marinas catalin.marinas at arm.com
Tue Dec 15 13:44:07 EST 2020


On Tue, Dec 15, 2020 at 04:56:20PM +0100, Nicolas Saenz Julienne wrote:
> Soon to be released versions of RPi4's firmware will take of care
> passing their bootloader's configuration to the OS by copying it into
> memory and creating a reserved memory node in the board's DT. In order
> to make use of this information, this series introduces a new generic
> nvmem driver that maps reserved-memory nodes into nvmem devices.
> 
> An alternative approach, less nice IMO, would be to create a
> platform-specific 'soc' driver.

What kind of information is this and how would the kernel use it?

-- 
Catalin



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