Symbol: PD_DSR1
sys/arch/evbarm/mpcsa/mpcsa_usart.c
153
at91pio_in(sc->sc_piod, PD_DSR1);
sys/arch/evbarm/mpcsa/mpcsa_usart.c
157
at91pio_per(sc->sc_piod, PD_DSR1, -1);