Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/EFR32FG23B010F512IM40/CMU_NS/LESENSEHFCLKCTRL#0x0
No Description
Clock Select
1 (FSRCO): FSRCO is clocking LESENSEHFCLK
2 (HFRCOEM23): HFRCOEM23 is clocking LESENSEHFCLK
https://github.com/cmsis-svd/cmsis-svd-data