diff options
Diffstat (limited to 'drivers/tty/serial/s5pv210.c')
| -rw-r--r-- | drivers/tty/serial/s5pv210.c | 4 |
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; } |