powerpc: Remove include of linux/of_platform.h from asm/of_platform.h

Now that we have removed all inclusions of asm/of_platform.h, this
compatibility include can be removed.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/powerpc/include/asm/of_platform.h

@@ -11,9 +11,6 @@
  *
  */
 
-/* This is just here during the transition */
-#include <linux/of_platform.h>
-
 /* Platform drivers register/unregister */
 static inline int of_register_platform_driver(struct of_platform_driver *drv)
 {