Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/EFR32MG24A010F1536GM40/GPIO_NS/LETIMER_OUT1ROUTE#0x0
OUT1 port/pin select
OUT1 port select register
OUT1 pin select register
https://github.com/cmsis-svd/cmsis-svd-data