Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Microchip Technology/ATSAML11E14A/MCLK/APBBMASK#0x0
APBB Mask
IDAU APB Clock Enable
DSU APB Clock Enable
NVMCTRL APB Clock Enable
https://github.com/cmsis-svd/cmsis-svd-data