Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/Series0/EZR32HG/EZR32HG320F64R69/CMU/PCNTCTRL#0x0
PCNT Control Register
PCNT0 Clock Enable
PCNT0 Clock Select
https://github.com/cmsis-svd/cmsis-svd-data