applesmc: Use the address as platform device ID

Let the applesmc device export its address to userspace.  libsensors needs
this to recognize the device and give it a unique ID.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Nicolas Boichat <nicolas@boichat.ch>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c
index 3215f9c..5456e86 100644
--- a/drivers/hwmon/applesmc.c
+++ b/drivers/hwmon/applesmc.c
@@ -1190,7 +1190,8 @@
 	if (ret)
 		goto out_region;
 
-	pdev = platform_device_register_simple("applesmc", -1, NULL, 0);
+	pdev = platform_device_register_simple("applesmc", APPLESMC_DATA_PORT,
+					       NULL, 0);
 	if (IS_ERR(pdev)) {
 		ret = PTR_ERR(pdev);
 		goto out_driver;