Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Maxim-Integrated/max32672/MCR/CLKCTRL#0x0
ERTCO_EN=dis
Clock Control.
32KHz Crystal Oscillator Power Down.
32KHz Crystal Oscillator Enable.
0 (dis): Is Disabled.
1 (en): Is Enabled.
https://github.com/analogdevicesinc/msdk