Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/STMicroelectronics/STM32F107xx/USB_OTG_PWRCLK/FS_PCGCCTL#0x0
OTG_FS power and clock gating control register (OTG_FS_PCGCCTL)
Stop PHY clock
Gate HCLK
PHY Suspended
https://github.com/cmsis-svd/cmsis-svd-data