#include <asm/arch/regs-serial.h>
#include <asm/arch/regs-gpio.h>
-#include <asm/mach-types.h>
-
/* structures */
struct s3c24xx_uart_info {
/* translate a port to the device name */
-static inline char *s3c24xx_serial_portname(struct uart_port *port)
+static inline const char *s3c24xx_serial_portname(struct uart_port *port)
{
return to_platform_device(port->dev)->name;
}
spin_unlock_irqrestore(&port->lock, flags);
}
-static void
-s3c24xx_serial_stop_tx(struct uart_port *port, unsigned int tty_stop)
+static void s3c24xx_serial_stop_tx(struct uart_port *port)
{
if (tx_enabled(port)) {
disable_irq(TX_IRQ(port));
}
}
-static void
-s3c24xx_serial_start_tx(struct uart_port *port, unsigned int tty_start)
+static void s3c24xx_serial_start_tx(struct uart_port *port)
{
if (!tx_enabled(port)) {
if (port->flags & UPF_CONS_FLOW)
*/
if (uart_circ_empty(xmit) || uart_tx_stopped(port)) {
- s3c24xx_serial_stop_tx(port, 0);
+ s3c24xx_serial_stop_tx(port);
goto out;
}
uart_write_wakeup(port);
if (uart_circ_empty(xmit))
- s3c24xx_serial_stop_tx(port, 0);
+ s3c24xx_serial_stop_tx(port);
out:
return IRQ_HANDLED;
static int s3c24xx_serial_startup(struct uart_port *port)
{
struct s3c24xx_uart_port *ourport = to_ourport(port);
- unsigned long flags;
int ret;
dbg("s3c24xx_serial_startup: port=%p (%08lx,%p)\n",
port->mapbase, port->membase);
- local_irq_save(flags);
-
rx_enabled(port) = 1;
ret = request_irq(RX_IRQ(port),
/* the port reset code should have done the correct
* register setup for the port controls */
- local_irq_restore(flags);
return ret;
err:
s3c24xx_serial_shutdown(port);
- local_irq_restore(flags);
return ret;
}
{
struct s3c2410_uartcfg *cfg = s3c24xx_port_to_cfg(port);
struct s3c24xx_uart_port *ourport = to_ourport(port);
- struct s3c24xx_uart_clksrc *clksrc;
- struct clk *clk;
+ struct s3c24xx_uart_clksrc *clksrc = NULL;
+ struct clk *clk = NULL;
unsigned long flags;
unsigned int baud, quot;
unsigned int ulcon;
static int s3c24xx_serial_request_port(struct uart_port *port)
{
- char *name = s3c24xx_serial_portname(port);
+ const char *name = s3c24xx_serial_portname(port);
return request_mem_region(port->mapbase, MAP_SIZE, name) ? 0 : -EBUSY;
}
static struct device_driver s3c2400_serial_drv = {
.name = "s3c2400-uart",
+ .owner = THIS_MODULE,
.bus = &platform_bus_type,
.probe = s3c2400_serial_probe,
.remove = s3c24xx_serial_remove,
static struct device_driver s3c2410_serial_drv = {
.name = "s3c2410-uart",
+ .owner = THIS_MODULE,
.bus = &platform_bus_type,
.probe = s3c2410_serial_probe,
.remove = s3c24xx_serial_remove,
static struct device_driver s3c2440_serial_drv = {
.name = "s3c2440-uart",
+ .owner = THIS_MODULE,
.bus = &platform_bus_type,
.probe = s3c2440_serial_probe,
.remove = s3c24xx_serial_remove,