sparc: remove references to of_device and to_of_device

of_device is just a #define alias to platform_device.  This patch
replaces all references to it with platform_device.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/time_32.c b/arch/sparc/kernel/time_32.c
index 5dc2021..9c743b1 100644
--- a/arch/sparc/kernel/time_32.c
+++ b/arch/sparc/kernel/time_32.c
@@ -142,7 +142,7 @@
 	},
 };
 
-static int __devinit clock_probe(struct of_device *op, const struct of_device_id *match)
+static int __devinit clock_probe(struct platform_device *op, const struct of_device_id *match)
 {
 	struct device_node *dp = op->dev.of_node;
 	const char *model = of_get_property(dp, "model", NULL);