Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Allwinner/D1H/CCU/PLL_VIDEO1_PAT1_CTRL#0x0
PLL_VIDEO1 Pattern1 Control Register
Fraction In
Fraction Enable
Dither Enable
https://github.com/cmsis-svd/cmsis-svd-data