SBD_INT 55 drivers/tty/serial/sb1250-duart.c #define SBD_INT(line) (K_BCM1480_INT_UART_0 + (line)) SBD_INT 69 drivers/tty/serial/sb1250-duart.c #define SBD_INT(line) (K_INT_UART_0 + (line))