2dd8a74fddd2 ("serial: core: Initialize rs485 RTS polarity already on probe")
62f676ff7898 ("serial: pl011: Fix incorrect rs485 RTS polarity on set_mctrl")
93a770b7e167 ("serial: core: Keep mctrl register state and cached copy in sync")
d3b3404df318 ("serial: Fix incorrect rs485 polarity on uart open")
8d479237727c ("serial: amba-pl011: add RS485 support")