#ifndef _I8042_SPARCIO_H
#define _I8042_SPARCIO_H
+#include <linux/config.h>
#include <asm/io.h>
+
+#ifdef CONFIG_PCI
#include <asm/oplib.h>
-#include <asm/prom.h>
-#include <asm/of_device.h>
+#include <asm/ebus.h>
+#endif
static int i8042_kbd_irq = -1;
static int i8042_aux_irq = -1;
#define OBP_PS2MS_NAME1 "kdmouse"
#define OBP_PS2MS_NAME2 "mouse"
-static int __devinit sparc_i8042_probe(struct of_device *op, const struct of_device_id *match)
-{
- struct device_node *dp = op->node;
-
- dp = dp->child;
- while (dp) {
- if (!strcmp(dp->name, OBP_PS2KBD_NAME1) ||
- !strcmp(dp->name, OBP_PS2KBD_NAME2)) {
- struct of_device *kbd = of_find_device_by_node(dp);
- unsigned int irq = kbd->irqs[0];
- if (irq == 0xffffffff)
- irq = op->irqs[0];
- i8042_kbd_irq = irq;
- kbd_iobase = of_ioremap(&kbd->resource[0],
- 0, 8, "kbd");
- } else if (!strcmp(dp->name, OBP_PS2MS_NAME1) ||
- !strcmp(dp->name, OBP_PS2MS_NAME2)) {
- struct of_device *ms = of_find_device_by_node(dp);
- unsigned int irq = ms->irqs[0];
- if (irq == 0xffffffff)
- irq = op->irqs[0];
- i8042_aux_irq = irq;
- }
-
- dp = dp->sibling;
- }
-
- return 0;
-}
-
-static int __devexit sparc_i8042_remove(struct of_device *op)
-{
- of_iounmap(kbd_iobase, 8);
-
- return 0;
-}
-
-static struct of_device_id sparc_i8042_match[] = {
- {
- .name = "8042",
- },
- {},
-};
-MODULE_DEVICE_TABLE(of, sparc_i8042_match);
-
-static struct of_platform_driver sparc_i8042_driver = {
- .name = "i8042",
- .match_table = sparc_i8042_match,
- .probe = sparc_i8042_probe,
- .remove = __devexit_p(sparc_i8042_remove),
-};
-
static int __init i8042_platform_init(void)
{
#ifndef CONFIG_PCI
return -ENODEV;
#else
- struct device_node *root = of_find_node_by_path("/");
+ char prop[128];
+ int len;
- if (!strcmp(root->name, "SUNW,JavaStation-1")) {
+ len = prom_getproperty(prom_root_node, "name", prop, sizeof(prop));
+ if (len < 0) {
+ printk("i8042: Cannot get name property of root OBP node.\n");
+ return -ENODEV;
+ }
+ if (strncmp(prop, "SUNW,JavaStation-1", len) == 0) {
/* Hardcoded values for MrCoffee. */
i8042_kbd_irq = i8042_aux_irq = 13 | 0x20;
kbd_iobase = ioremap(0x71300060, 8);
if (!kbd_iobase)
return -ENODEV;
} else {
- int err = of_register_driver(&sparc_i8042_driver,
- &of_bus_type);
- if (err)
- return err;
-
+ struct linux_ebus *ebus;
+ struct linux_ebus_device *edev;
+ struct linux_ebus_child *child;
+
+ for_each_ebus(ebus) {
+ for_each_ebusdev(edev, ebus) {
+ if (!strcmp(edev->prom_name, "8042"))
+ goto edev_found;
+ }
+ }
+ return -ENODEV;
+
+ edev_found:
+ for_each_edevchild(edev, child) {
+ if (!strcmp(child->prom_name, OBP_PS2KBD_NAME1) ||
+ !strcmp(child->prom_name, OBP_PS2KBD_NAME2)) {
+ i8042_kbd_irq = child->irqs[0];
+ kbd_iobase =
+ ioremap(child->resource[0].start, 8);
+ }
+ if (!strcmp(child->prom_name, OBP_PS2MS_NAME1) ||
+ !strcmp(child->prom_name, OBP_PS2MS_NAME2))
+ i8042_aux_irq = child->irqs[0];
+ }
if (i8042_kbd_irq == -1 ||
i8042_aux_irq == -1) {
- if (kbd_iobase) {
- of_iounmap(kbd_iobase, 8);
- kbd_iobase = (void __iomem *) NULL;
- }
+ printk("i8042: Error, 8042 device lacks both kbd and "
+ "mouse nodes.\n");
return -ENODEV;
}
}
static inline void i8042_platform_exit(void)
{
#ifdef CONFIG_PCI
- struct device_node *root = of_find_node_by_path("/");
-
- if (strcmp(root->name, "SUNW,JavaStation-1"))
- of_unregister_driver(&sparc_i8042_driver);
+ iounmap(kbd_iobase);
#endif
}