[PATCH v3 2/2] arm64: dts: imx8m: define proper status for caam jr

Lucas Stach l.stach at pengutronix.de
Fri Jan 7 03:58:58 PST 2022


Am Freitag, dem 07.01.2022 um 12:47 +0100 schrieb Michael Walle:
> Hi Rouven,
> 
> Am 2022-01-07 10:46, schrieb Rouven Czerwinski:
> > .. since AFAIK i.MX8M* can not be run without TF-A.
> 
> Are you sure? There probably aren't any boards out there
> without TF-A, but why shouldn't it work without it?

PSCI, i.e. the only means to start the secondary CPUs, is implemented
in TF-A, so it's very unlikely that anyone would want to run a system
without TF-A. Also quite a bit of the lowlevel SoC initialization is
implemented in TF-A.

Regards,
Lucas




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