Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Microchip Technology/ATSAML11E14A/PM/PWCFG#0x0
RAMPSWC=16KB
Power Configuration
RAM Power Switch Configuration
0 (16KB): 16KB Available
1 (12KB): 12KB Available
2 (8KB): 8KB Available
3 (4KB): 4KB Available
https://github.com/cmsis-svd/cmsis-svd-data