openwrt-owl/target/linux/rb532/patches/220-serial_fix.patch

19 lines
486 B
Diff

Index: linux-2.6.23.17/drivers/serial/8250.c
===================================================================
--- linux-2.6.23.17.orig/drivers/serial/8250.c
+++ linux-2.6.23.17/drivers/serial/8250.c
@@ -433,6 +433,13 @@ serial_out(struct uart_8250_port *up, in
default:
outb(value, up->port.iobase + offset);
}
+
+#if defined(CONFIG_IDT_EB434) || defined(CONFIG_MIKROTIK_RB500)
+ __SLOW_DOWN_IO;
+ __SLOW_DOWN_IO;
+ __SLOW_DOWN_IO;
+ __SLOW_DOWN_IO;
+#endif
}
static void