static irqreturn_t ulite_isr(int irq, void *dev_id)
{
- struct uart_port *port = (struct uart_port *)dev_id;
+ struct uart_port *port = dev_id;
int busy;
do {
spin_unlock_irqrestore(&port->lock, flags);
}
-#if defined(CONFIG_OF)
-static inline void __init ulite_console_of_find_device(int id)
-{
- struct device_node *np;
- struct resource res;
- const unsigned int *of_id;
- int rc;
-
- for_each_matching_node(np, ulite_of_match) {
- of_id = of_get_property(np, "port-number", NULL);
- if ((!of_id) || (*of_id != id))
- continue;
-
- rc = of_address_to_resource(np, 0, &res);
- if (rc)
- continue;
-
- ulite_ports[id].mapbase = res.start;
- of_node_put(np);
- return;
- }
-}
-#else /* CONFIG_OF */
-static inline void __init ulite_console_of_find_device(int id) { /* do nothing */ }
-#endif /* CONFIG_OF */
-
static int __init ulite_console_setup(struct console *co, char *options)
{
struct uart_port *port;
port = &ulite_ports[co->index];
- /* Check if it is an OF device */
- if (!port->mapbase)
- ulite_console_of_find_device(co->index);
-
- /* Do we have a device now? */
+ /* Has the device been initialized yet? */
if (!port->mapbase) {
pr_debug("console on ttyUL%i not present\n", co->index);
return -ENODEV;
return ulite_release(&pdev->dev);
}
+/* work with hotplug and coldplug */
+MODULE_ALIAS("platform:uartlite");
+
static struct platform_driver ulite_platform_driver = {
.probe = ulite_probe,
.remove = __devexit_p(ulite_remove),
const unsigned int *id;
int irq, rc;
- dev_dbg(&op->dev, "%s(%p, %p)\n", __FUNCTION__, op, match);
+ dev_dbg(&op->dev, "%s(%p, %p)\n", __func__, op, match);
rc = of_address_to_resource(op->node, 0, &res);
if (rc) {