Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Spansion/MB9BF21xS/GPIO/PFR7#0x0
Port function setting register 7
Bit0 of PFR7
Bit1 of PFR7
Bit2 of PFR7
Bit3 of PFR7
Bit4 of PFR7
Bit5 of PFR7
Bit6 of PFR7
Bit7 of PFR7
Bit8 of PFR7
Bit9 of PFR7
Bit10 of PFR7
https://github.com/cmsis-svd/cmsis-svd-data