[PATCH v2] hwrng: Add Arm SMCCC TRNG based driver

[Benjamin Herrenschmidt]

On Tue, 2021-07-20 at 17:16 +0100, Andre Przywara wrote:
> Yes, a similar idea was already brought up before. I think there is even
> the potential for something like an artificial SMCCC "bus", where those
> services presentable as devices could be auto-detected (by checking
> known function IDs), the respective drivers would then probe
> automatically?

Sounds like a boot time killer... can we instead describe them in DT
and/or ACPI ?

Cheers,
Ben.