Merge branch 'tty-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6

* 'tty-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6: (26 commits)
  amba pl011: workaround for uart registers lockup
  n_gsm: fix the wrong FCS handling
  pch_uart: add missing comment about OKI ML7223
  pch_uart: Add MSI support
  tty: fix "IRQ45: nobody cared"
  PTI feature to allow user to name and mark masterchannel request.
  0 for o PTI Makefile bug.
  tty: serial: samsung.c remove legacy PM code.
  SERIAL: SC26xx: Fix link error.
  serial: mrst_max3110: initialize waitqueue earlier
  mrst_max3110: Change max missing message priority.
  tty: s5pv210: Add delay loop on fifo reset function for UART
  tty/serial: Fix XSCALE serial ports, e.g. ce4100
  serial: bfin_5xx: fix off-by-one with resource size
  drivers/tty: use printk_ratelimited() instead of printk_ratelimit()
  tty: n_gsm: Added refcount usage to gsm_mux and gsm_dlci structs
  tty: n_gsm: Add raw-ip support
  tty: n_gsm: expose gsmtty device nodes at ldisc open time
  pch_phub: Fix register miss-setting issue
  serial: 8250, increase PASS_LIMIT
  ...

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/tty/serial/s5pv210.c b/drivers/tty/serial/s5pv210.c
index 8dd160c96e87..8b0b888a1b76 100644
--- a/drivers/tty/serial/s5pv210.c
+++ b/drivers/tty/serial/s5pv210.c
@@ -18,6 +18,7 @@
 #include <linux/init.h>
 #include <linux/serial_core.h>
 #include <linux/serial.h>
+#include <linux/delay.h>
 
 #include <asm/irq.h>
 #include <mach/hardware.h>
@@ -83,6 +84,9 @@ static int s5pv210_serial_resetport(struct uart_port *port,
         wr_regl(port, S3C2410_UFCON, cfg->ufcon | S3C2410_UFCON_RESETBOTH);
         wr_regl(port, S3C2410_UFCON, cfg->ufcon);
 
+        /* It is need to delay When reset FIFO register */
+        udelay(1);
+
         return 0;
 }