IO_PIN 1287 drivers/tty/synclink.c usc_ClearIrqPendingBits( info, IO_PIN ); IO_PIN 1833 drivers/tty/synclink.c TRANSMIT_DATA | TRANSMIT_STATUS | IO_PIN | MISC ); IO_PIN 1886 drivers/tty/synclink.c usc_EnableInterrupts(info, IO_PIN); IO_PIN 6945 drivers/tty/synclink.c usc_EnableInterrupts(info, IO_PIN); IO_PIN 6946 drivers/tty/synclink.c usc_ClearIrqPendingBits(info, IO_PIN);