remove asm/bitops.h includes

remove asm/bitops.h includes

including asm/bitops directly may cause compile errors. don't include it
and include linux/bitops instead. next patch will deny including asm header
directly.

Cc: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/of.h b/include/linux/of.h
index 6df80e9..5c39b92 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -16,8 +16,8 @@
  * 2 of the License, or (at your option) any later version.
  */
 #include <linux/types.h>
+#include <linux/bitops.h>
 
-#include <asm/bitops.h>
 #include <asm/prom.h>
 
 /* flag descriptions */