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path: root/drivers/serial/s3c2410.c
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Diffstat (limited to 'drivers/serial/s3c2410.c')
-rw-r--r--drivers/serial/s3c2410.c17
1 files changed, 1 insertions, 16 deletions
diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c
index 47681c4..eb4883e 100644
--- a/drivers/serial/s3c2410.c
+++ b/drivers/serial/s3c2410.c
@@ -72,12 +72,12 @@
#include <linux/serial_core.h>
#include <linux/serial.h>
#include <linux/delay.h>
+#include <linux/clk.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/hardware.h>
-#include <asm/hardware/clock.h>
#include <asm/arch/regs-serial.h>
#include <asm/arch/regs-gpio.h>
@@ -323,16 +323,6 @@ s3c24xx_serial_rx_chars(int irq, void *dev_id, struct pt_regs *regs)
if (s3c24xx_serial_rx_fifocnt(ourport, ufstat) == 0)
break;
- if (tty->flip.count >= TTY_FLIPBUF_SIZE) {
- if (tty->low_latency)
- tty_flip_buffer_push(tty);
-
- /*
- * If this failed then we will throw away the
- * bytes but must do so to clear interrupts
- */
- }
-
uerstat = rd_regl(port, S3C2410_UERSTAT);
ch = rd_regb(port, S3C2410_URXH);
@@ -782,11 +772,9 @@ static void s3c24xx_serial_set_termios(struct uart_port *port,
if (ourport->baudclk != NULL && !IS_ERR(ourport->baudclk)) {
clk_disable(ourport->baudclk);
- clk_unuse(ourport->baudclk);
ourport->baudclk = NULL;
}
- clk_use(clk);
clk_enable(clk);
ourport->clksrc = clksrc;
@@ -1077,9 +1065,6 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport,
ourport->clk = clk_get(&platdev->dev, "uart");
- if (ourport->clk != NULL && !IS_ERR(ourport->clk))
- clk_use(ourport->clk);
-
dbg("port: map=%08x, mem=%08x, irq=%d, clock=%ld\n",
port->mapbase, port->membase, port->irq, port->uartclk);