[PATCH] ARM: tegra: select required CPU and L2 errata options

Stephen Warren swarren at nvidia.com
Thu Jan 5 13:46:02 EST 2012


Marc Dietrich wrote at Thursday, January 05, 2012 9:30 AM:
> Am Mittwoch, 4. Januar 2012, 15:29:12 schrieb Olof Johansson:
> > Only one of the L2 erratas are needed on T30, but T20/25
> > needs a few more.
> 
> can we have a word from someone from NVIDIA about which Tegra versions/revisions need
> which erratum applied?

Well, I can tell you easily which CPU revisions the various Tegra have.
According to our internal wiki:

Tegra20: CPU r1p1, PL310 r2p0 
Tegra30: CPU A01=r2p7/A02+=r2p9, NEON r2p3-50, PL310 r3p1-50 

You should be able to work out which errata are needed using the ARM
documentation.

-- 
nvpublic




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