/*
- * linux/drivers/char/21285.c
+ * linux/drivers/serial/21285.c
*
* Driver for the serial port on the 21285 StrongArm-110 core logic chip.
*
* Based on drivers/char/serial.c
- *
- * $Id: 21285.c,v 1.37 2002/07/28 10:03:27 rmk Exp $
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/tty.h>
#include <linux/ioport.h>
#include <linux/tty_flip.h>
#include <linux/serial_core.h>
#include <linux/serial.h>
+#include <linux/io.h>
-#include <asm/io.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <asm/hardware/dec21285.h>
-#include <asm/hardware.h>
+#include <mach/hardware.h>
#define BAUD_BASE (mem_fclk_21285/64)
static void serial21285_stop_tx(struct uart_port *port)
{
if (tx_enabled(port)) {
- disable_irq(IRQ_CONTX);
+ disable_irq_nosync(IRQ_CONTX);
tx_enabled(port) = 0;
}
}
static void serial21285_stop_rx(struct uart_port *port)
{
if (rx_enabled(port)) {
- disable_irq(IRQ_CONRX);
+ disable_irq_nosync(IRQ_CONRX);
rx_enabled(port) = 0;
}
}
{
}
-static irqreturn_t serial21285_rx_chars(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t serial21285_rx_chars(int irq, void *dev_id)
{
struct uart_port *port = dev_id;
- struct tty_struct *tty = port->info->tty;
+ struct tty_struct *tty = port->state->port.tty;
unsigned int status, ch, flag, rxs, max_count = 256;
status = *CSR_UARTFLG;
return IRQ_HANDLED;
}
-static irqreturn_t serial21285_tx_chars(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t serial21285_tx_chars(int irq, void *dev_id)
{
struct uart_port *port = dev_id;
- struct circ_buf *xmit = &port->info->xmit;
+ struct circ_buf *xmit = &port->state->xmit;
int count = 256;
if (port->x_char) {
}
static void
-serial21285_set_termios(struct uart_port *port, struct termios *termios,
- struct termios *old)
+serial21285_set_termios(struct uart_port *port, struct ktermios *termios,
+ struct ktermios *old)
{
unsigned long flags;
unsigned int baud, quot, h_lcr;
baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16);
quot = uart_get_divisor(port, baud);
+ if (port->state && port->state->port.tty) {
+ struct tty_struct *tty = port->state->port.tty;
+ unsigned int b = port->uartclk / (16 * quot);
+ tty_encode_baud_rate(tty, b, b);
+ }
+
switch (termios->c_cflag & CSIZE) {
case CS5:
h_lcr = 0x00;
}
#ifdef CONFIG_SERIAL_21285_CONSOLE
+static void serial21285_console_putchar(struct uart_port *port, int ch)
+{
+ while (*CSR_UARTFLG & 0x20)
+ barrier();
+ *CSR_UARTDR = ch;
+}
static void
serial21285_console_write(struct console *co, const char *s,
unsigned int count)
{
- int i;
-
- for (i = 0; i < count; i++) {
- while (*CSR_UARTFLG & 0x20)
- barrier();
- *CSR_UARTDR = s[i];
- if (s[i] == '\n') {
- while (*CSR_UARTFLG & 0x20)
- barrier();
- *CSR_UARTDR = '\r';
- }
- }
+ uart_console_write(&serial21285_port, s, count, serial21285_console_putchar);
}
static void __init
.owner = THIS_MODULE,
.driver_name = "ttyFB",
.dev_name = "ttyFB",
- .devfs_name = "ttyFB",
.major = SERIAL_21285_MAJOR,
.minor = SERIAL_21285_MINOR,
.nr = 1,
{
int ret;
- printk(KERN_INFO "Serial: 21285 driver $Revision: 1.37 $\n");
+ printk(KERN_INFO "Serial: 21285 driver\n");
serial21285_setup_ports();
module_exit(serial21285_exit);
MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("Intel Footbridge (21285) serial driver $Revision: 1.37 $");
+MODULE_DESCRIPTION("Intel Footbridge (21285) serial driver");
MODULE_ALIAS_CHARDEV(SERIAL_21285_MAJOR, SERIAL_21285_MINOR);