diff options
Diffstat (limited to 'target/linux/rb532/patches-2.6.23/220-serial_fix.patch')
| -rw-r--r-- | target/linux/rb532/patches-2.6.23/220-serial_fix.patch | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/target/linux/rb532/patches-2.6.23/220-serial_fix.patch b/target/linux/rb532/patches-2.6.23/220-serial_fix.patch new file mode 100644 index 0000000000..4af6620fb5 --- /dev/null +++ b/target/linux/rb532/patches-2.6.23/220-serial_fix.patch @@ -0,0 +1,18 @@ +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 |