Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Infineon/XMC4300/SCU_POWER/EVRSTAT#0x0
OV13=Const_0
EVR Status Register
Regulator Overvoltage for 1.3 V
0 (Const_0): No overvoltage condition
1 (Const_1): Regulator is in overvoltage
https://github.com/cmsis-svd/cmsis-svd-data