Kevin O'Connor e3cbe7ea36 stm32: Clear SPE flag on a change to SPI CR1 register
The stm32 specs indicate that the SPE bit must be cleared before
changing the CPHA or CPOL bits.

Reported by @cbc02009 and @bigtreetech.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2022-02-10 18:12:01 -05:00
..
2020-12-04 16:10:13 -05:00
2019-08-06 18:56:53 -04:00