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/psycho_common.h b/arch/sparc/kernel/psycho_common.h
index 092c278..590b4ed 100644
--- a/arch/sparc/kernel/psycho_common.h
+++ b/arch/sparc/kernel/psycho_common.h
@@ -42,7 +42,7 @@
 			     unsigned long write_complete_offset);
 
 extern void psycho_pbm_init_common(struct pci_pbm_info *pbm,
-				   struct of_device *op,
+				   struct platform_device *op,
 				   const char *chip_name, int chip_type);
 
 #endif /* _PSYCHO_COMMON_H */