[POWERPC] macintosh/windfarm: Fix platform driver hotplug/coldplug

Since 43cc71eed1250755986da4c0f9898f9a635cb3bf, the platform modalias
is prefixed with "platform:".  Add MODULE_ALIAS() to the hotpluggable
"macintosh" platform drivers, to re-enable auto loading.

[dbrownell@users.sourceforge.net: registration fixes]
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>

drivers/macintosh/windfarm_pm112.c

@@ -668,7 +668,7 @@ static struct platform_driver wf_pm112_driver = {
 	.remove = __devexit_p(wf_pm112_remove),
 	.driver = {
 		.name = "windfarm",
-		.bus = &platform_bus_type,
+		.owner	= THIS_MODULE,
 	},
 };
 
@@ -711,3 +711,4 @@ module_exit(wf_pm112_exit);
 MODULE_AUTHOR("Paul Mackerras <paulus@samba.org>");
 MODULE_DESCRIPTION("Thermal control for PowerMac11,2");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:windfarm");

drivers/macintosh/windfarm_pm81.c

@@ -770,7 +770,7 @@ static struct platform_driver wf_smu_driver = {
         .remove = __devexit_p(wf_smu_remove),
 	.driver = {
 		.name = "windfarm",
-		.bus = &platform_bus_type,
+		.owner	= THIS_MODULE,
 	},
 };
 
@@ -810,4 +810,4 @@ module_exit(wf_smu_exit);
 MODULE_AUTHOR("Benjamin Herrenschmidt <benh@kernel.crashing.org>");
 MODULE_DESCRIPTION("Thermal control logic for iMac G5");
 MODULE_LICENSE("GPL");
-
+MODULE_ALIAS("platform:windfarm");

drivers/macintosh/windfarm_pm91.c

@@ -702,7 +702,7 @@ static struct platform_driver wf_smu_driver = {
         .remove = __devexit_p(wf_smu_remove),
 	.driver = {
 		.name = "windfarm",
-		.bus = &platform_bus_type,
+		.owner	= THIS_MODULE,
 	},
 };
 
@@ -742,3 +742,4 @@ MODULE_AUTHOR("Benjamin Herrenschmidt <benh@kernel.crashing.org>");
 MODULE_DESCRIPTION("Thermal control logic for PowerMac9,1");
 MODULE_LICENSE("GPL");
 
+MODULE_ALIAS("platform:windfarm");