[DRIVER MODEL] Convert platform drivers to use struct platform_driver

This allows us to eliminate the casts in the drivers, and eventually
remove the use of the device_driver function pointer methods for
platform device drivers.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/char/tb0219.c b/drivers/char/tb0219.c
index 24355b2..b3d411a 100644
--- a/drivers/char/tb0219.c
+++ b/drivers/char/tb0219.c
@@ -283,7 +283,7 @@
 	vr41xx_set_irq_level(TB0219_PCI_SLOT3_PIN, IRQ_LEVEL_LOW);
 }
 
-static int tb0219_probe(struct device *dev)
+static int tb0219_probe(struct platform_device *dev)
 {
 	int retval;
 
@@ -319,7 +319,7 @@
 	return 0;
 }
 
-static int tb0219_remove(struct device *dev)
+static int tb0219_remove(struct platform_device *dev)
 {
 	_machine_restart = old_machine_restart;
 
@@ -333,11 +333,12 @@
 
 static struct platform_device *tb0219_platform_device;
 
-static struct device_driver tb0219_device_driver = {
-	.name		= "TB0219",
-	.bus		= &platform_bus_type,
+static struct platform_driver tb0219_device_driver = {
 	.probe		= tb0219_probe,
 	.remove		= tb0219_remove,
+	.driver		= {
+		.name	= "TB0219",
+	},
 };
 
 static int __devinit tanbac_tb0219_init(void)
@@ -348,7 +349,7 @@
 	if (IS_ERR(tb0219_platform_device))
 		return PTR_ERR(tb0219_platform_device);
 
-	retval = driver_register(&tb0219_device_driver);
+	retval = platform_driver_register(&tb0219_device_driver);
 	if (retval < 0)
 		platform_device_unregister(tb0219_platform_device);
 
@@ -357,7 +358,7 @@
 
 static void __devexit tanbac_tb0219_exit(void)
 {
-	driver_unregister(&tb0219_device_driver);
+	platform_driver_unregister(&tb0219_device_driver);
 
 	platform_device_unregister(tb0219_platform_device);
 }