Wait for over-drive mode disable for STM32F4
Wait for over-drive mode disable for STM32F4

Wait for ODSWRDY bit in PWR->CSR to be reset in disableOverDriveMode().
DISTORTEC/distortos,jasmin-j/distortos,jasmin-j/distortos,DISTORTEC/distortos,CezaryGapinski/distortos,jasmin-j/distortos,CezaryGapinski/distortos,jasmin-j/distortos,CezaryGapinski/distortos,CezaryGapinski/distortos,DISTORTEC/distortos,jasmin-j/distortos,DISTORTEC/distortos,CezaryGapinski/distortos