Documentation: Add documentation for CCN-512 DTS binding

Indicate the arm-ccn perf back-end supports now ccn-512.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Marek Bykowski <marek.bykowski@gmail.com>
Signed-off-by: Will Deacon <will@kernel.org>
1 file changed