riscv: dts: thead: th1520: Add PMU event node

T-HEAD th1520 uses standard C910 chip and its pmu is already supported
by OpenSBI.

Add the pmu event description for T-HEAD th1520 SoC.

Signed-off-by: Inochi Amaoto <inochiama@outlook.com>
Link: https://www.xrvm.com/product/xuantie/4240217381324001280?spm=xrvm.27140568.0.0.7f979b29nzIa1m
Reviewed-by: Guo Ren <guoren@kernel.org>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
This commit is contained in:
Inochi Amaoto 2024-05-30 19:18:35 +08:00 • committed by Conor Dooley
commit c61fea676b