platform: add CVA6 platform and support for PMU.

[Jessica Clarke]

On 8 Aug 2025, at 14:35, LE RHUN Jimmy <jimmy.lerhun at thalesgroup.com> wrote:
> 
> Classified as: {OPEN}
> 
> 
> Add a new platform called CVA6 (https://github.com/openhwgroup/cva6).
> Add support for Performance Monitoring Unit for this platform.
> This development starts from tag v1.5.

Does generic not work for it? My understanding was it did, and if
support for anything is missing in generic it should be added to
generic.

Jessica

> Signed-off-by: Jimmy Le Rhun <jimmy.lerhun at thalesgroup.com> 
> 
> {OPEN}
> <OpenSBI_1.5_add_CVA6_PMU.patch>-- 
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