arm: perf: share arm_pmu_device_probe

Enable the probe function to be shared with other drivers, which will
inject the appropriate of_device_id and pmu_probe_info tables.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

diff --cc arch/arm/include/asm/pmu.h
Simple merge

diff --cc arch/arm/kernel/perf_event_cpu.c
Simple merge