target/linux/rb532/patches-2.6.23/220-serial_fix.patch

   1 Index: linux-2.6.23.17/drivers/serial/8250.c
   2 ===================================================================
   3 --- linux-2.6.23.17.orig/drivers/serial/8250.c
   4 +++ linux-2.6.23.17/drivers/serial/8250.c
   5 @@ -433,6 +433,13 @@ serial_out(struct uart_8250_port *up, in
   6         default:
   7                 outb(value, up->port.iobase + offset);
   8         }
   9 +
  10 +#if defined(CONFIG_IDT_EB434) || defined(CONFIG_MIKROTIK_RB500)
  11 +       __SLOW_DOWN_IO;
  12 +       __SLOW_DOWN_IO;
  13 +       __SLOW_DOWN_IO;
  14 +       __SLOW_DOWN_IO;
  15 +#endif
  16  }
  17
  18  static void