Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Maxim-Integrated/max32655/TRIMSIR/INRO#0x0
LPCLKSEL=8KHZ
RTC Trim System Initialization Register.
INRO 16KHz Trim.
INRO 30KHz Trim.
INRO Low Power Mode Clock Select.
0 (8KHZ): undefined
1 (16KHZ): undefined
2 (30KHZ): undefined
https://github.com/analogdevicesinc/msdk