target/linux/rb532/patches-2.6.24/220-serial_fix.patch

   1 --- a/drivers/serial/8250.c
   2 +++ b/drivers/serial/8250.c
   3 @@ -433,6 +433,13 @@ serial_out(struct uart_8250_port *up, in
   4         default:
   5                 outb(value, up->port.iobase + offset);
   6         }
   7 +
   8 +#if defined(CONFIG_IDT_EB434) || defined(CONFIG_MIKROTIK_RB500)
   9 +       __SLOW_DOWN_IO;
  10 +       __SLOW_DOWN_IO;
  11 +       __SLOW_DOWN_IO;
  12 +       __SLOW_DOWN_IO;
  13 +#endif
  14  }
  15
  16  static void