Symbol: RP2_TXRX_CTL_DTR_m
drivers/tty/serial/rp2.c
300
RP2_TXRX_CTL_DTR_m | RP2_TXRX_CTL_RTS_m | RP2_TXRX_CTL_LOOP_m,
drivers/tty/serial/rp2.c
301
((mctrl & TIOCM_DTR) ? RP2_TXRX_CTL_DTR_m : 0) |