#include <linux/serio.h>
#endif
#include <linux/init.h>
+#include <linux/of_device.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/prom.h>
-#include <asm/of_device.h>
#if defined(CONFIG_SERIAL_SUNZILOG_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
#define SUPPORT_SYSRQ
#endif
};
+static void sunzilog_putchar(struct uart_port *port, int ch);
+
#define ZILOG_CHANNEL_FROM_PORT(PORT) ((struct zilog_channel __iomem *)((PORT)->membase))
#define UART_ZILOG(PORT) ((struct uart_sunzilog_port *)(PORT))
unsigned char ch, r1, flag;
tty = NULL;
- if (up->port.info != NULL && /* Unopened serial console */
- up->port.info->port.tty != NULL) /* Keyboard || mouse */
- tty = up->port.info->port.tty;
+ if (up->port.state != NULL && /* Unopened serial console */
+ up->port.state->port.tty != NULL) /* Keyboard || mouse */
+ tty = up->port.state->port.tty;
for (;;) {
uart_handle_cts_change(&up->port,
(status & CTS));
- wake_up_interruptible(&up->port.info->delta_msr_wait);
+ wake_up_interruptible(&up->port.state->port.delta_msr_wait);
}
up->prev_status = status;
return;
}
- if (up->port.info == NULL)
+ if (up->port.state == NULL)
goto ack_tx_int;
- xmit = &up->port.info->xmit;
+ xmit = &up->port.state->xmit;
if (uart_circ_empty(xmit))
goto ack_tx_int;
port->icount.tx++;
port->x_char = 0;
} else {
- struct circ_buf *xmit = &port->info->xmit;
+ struct circ_buf *xmit = &port->state->xmit;
writeb(xmit->buf[xmit->tail], &channel->data);
ZSDELAY();
return -EINVAL;
}
+#ifdef CONFIG_CONSOLE_POLL
+static int sunzilog_get_poll_char(struct uart_port *port)
+{
+ unsigned char ch, r1;
+ struct uart_sunzilog_port *up = (struct uart_sunzilog_port *) port;
+ struct zilog_channel __iomem *channel
+ = ZILOG_CHANNEL_FROM_PORT(&up->port);
+
+
+ r1 = read_zsreg(channel, R1);
+ if (r1 & (PAR_ERR | Rx_OVR | CRC_ERR)) {
+ writeb(ERR_RES, &channel->control);
+ ZSDELAY();
+ ZS_WSYNC(channel);
+ }
+
+ ch = readb(&channel->control);
+ ZSDELAY();
+
+ /* This funny hack depends upon BRK_ABRT not interfering
+ * with the other bits we care about in R1.
+ */
+ if (ch & BRK_ABRT)
+ r1 |= BRK_ABRT;
+
+ if (!(ch & Rx_CH_AV))
+ return NO_POLL_CHAR;
+
+ ch = readb(&channel->data);
+ ZSDELAY();
+
+ ch &= up->parity_mask;
+ return ch;
+}
+
+static void sunzilog_put_poll_char(struct uart_port *port,
+ unsigned char ch)
+{
+ struct uart_sunzilog_port *up = (struct uart_sunzilog_port *)port;
+
+ sunzilog_putchar(&up->port, ch);
+}
+#endif /* CONFIG_CONSOLE_POLL */
+
static struct uart_ops sunzilog_pops = {
.tx_empty = sunzilog_tx_empty,
.set_mctrl = sunzilog_set_mctrl,
.request_port = sunzilog_request_port,
.config_port = sunzilog_config_port,
.verify_port = sunzilog_verify_port,
+#ifdef CONFIG_CONSOLE_POLL
+ .poll_get_char = sunzilog_get_poll_char,
+ .poll_put_char = sunzilog_put_poll_char,
+#endif
};
static int uart_chip_count;
(sunzilog_reg.minor - 64) + con->index, con->index);
/* Get firmware console settings. */
- sunserial_console_termios(con);
+ sunserial_console_termios(con, to_of_device(up->port.dev)->dev.of_node);
/* Firmware console speed is limited to 150-->38400 baud so
* this hackish cflag thing is OK.
int keyboard_mouse = 0;
int err;
- if (of_find_property(op->node, "keyboard", NULL))
+ if (of_find_property(op->dev.of_node, "keyboard", NULL))
keyboard_mouse = 1;
/* uarts must come before keyboards/mice */
sunzilog_init_hw(&up[1]);
if (!keyboard_mouse) {
- if (sunserial_console_match(SUNZILOG_CONSOLE(), op->node,
- &sunzilog_reg, up[0].port.line))
+ if (sunserial_console_match(SUNZILOG_CONSOLE(), op->dev.of_node,
+ &sunzilog_reg, up[0].port.line,
+ false))
up->flags |= SUNZILOG_FLAG_IS_CONS;
err = uart_add_one_port(&sunzilog_reg, &up[0].port);
if (err) {
rp, sizeof(struct zilog_layout));
return err;
}
- if (sunserial_console_match(SUNZILOG_CONSOLE(), op->node,
- &sunzilog_reg, up[1].port.line))
+ if (sunserial_console_match(SUNZILOG_CONSOLE(), op->dev.of_node,
+ &sunzilog_reg, up[1].port.line,
+ false))
up->flags |= SUNZILOG_FLAG_IS_CONS;
err = uart_add_one_port(&sunzilog_reg, &up[1].port);
if (err) {
} else {
printk(KERN_INFO "%s: Keyboard at MMIO 0x%llx (irq = %d) "
"is a %s\n",
- op->dev.bus_id,
+ dev_name(&op->dev),
(unsigned long long) up[0].port.mapbase,
op->irqs[0], sunzilog_type(&up[0].port));
printk(KERN_INFO "%s: Mouse at MMIO 0x%llx (irq = %d) "
"is a %s\n",
- op->dev.bus_id,
+ dev_name(&op->dev),
(unsigned long long) up[1].port.mapbase,
op->irqs[0], sunzilog_type(&up[1].port));
kbm_inst++;
return 0;
}
-static struct of_device_id zs_match[] = {
+static const struct of_device_id zs_match[] = {
{
.name = "zs",
},
MODULE_DEVICE_TABLE(of, zs_match);
static struct of_platform_driver zs_driver = {
- .name = "zs",
- .match_table = zs_match,
+ .driver = {
+ .name = "zs",
+ .owner = THIS_MODULE,
+ .of_match_table = zs_match,
+ },
.probe = zs_probe,
.remove = __devexit_p(zs_remove),
};