RE: [PATCH v2 8/8] ARM: tegra: support for secondary cores onTegra30

From: Stephen Warren
Date: Thu Feb 02 2012 - 13:04:24 EST

Peter De Schrijver wrote at Tuesday, January 31, 2012 9:41 AM:
> Add support for bringing up secondary cores on Tegra30. On Tegra30 secondary
> CPU cores are powergated, so we need to turn on the domains before we can bring
> the CPU cores online. Bringing secondary cores online happens early during the
> sytem boot, so we call powergating initialization from platform early_init
> function.
> Based on work by:
> Scott Williams <scwilliams@xxxxxxxxxx>
> Colin Cross <ccross@xxxxxxxxxxx>
> Alex Frid <afrid@xxxxxxxxxx>
> Signed-off-by: Peter De Schrijver <pdeschrijver@xxxxxxxxxx>

The series,

Tested-by: Stephen Warren <swarren@xxxxxxxxxx>

This time, since I now have the SD card working, I managed to test real
user-space processes running on all 4 cores.

Note, patch 3 shouldn't compile due to a typo in a .size directive. It
does for me, so I could test this! But, it didn't for Olof. Aside from
that (which perhaps Olof would fixup during patch application?),

Acked-by: Stephen Warren <swarren@xxxxxxxxxx>

I also have a query on patch 3 about enabling coresight, but that's more
for my education than something that'd block patch application.


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