common: Drop linux/bitops.h from common header

Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/faraday/ftpci100.h b/include/faraday/ftpci100.h
index b4a43f8..8801bd1 100644
--- a/include/faraday/ftpci100.h
+++ b/include/faraday/ftpci100.h
@@ -11,6 +11,7 @@
 #define __FTPCI100_H
 
 /* AHB Control Registers */
+#include <linux/bitops.h>
 struct ftpci100_ahbc {
 	unsigned int iosize;		/* 0x00 - I/O Space Size Signal */
 	unsigned int prot;		/* 0x04 - AHB Protection */