perf/marvell: Refactor to extract platform data

Refactor the Marvell TAD PMU driver to add versioning to the
existing driver.

Make no functional changes, the behavior and performance
of the driver remain unchanged.

Signed-off-by: Gowthami Thiagarajan <gthiagarajan@marvell.com>
Link: https://lore.kernel.org/r/20241108040619.753343-5-gthiagarajan@marvell.com


Signed-off-by: Will Deacon <will@kernel.org>