Convert asm/semaphore.h users to linux/semaphore.h

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
diff --git a/drivers/watchdog/sc1200wdt.c b/drivers/watchdog/sc1200wdt.c
index 32ccd7c..35cddff 100644
--- a/drivers/watchdog/sc1200wdt.c
+++ b/drivers/watchdog/sc1200wdt.c
@@ -38,8 +38,8 @@
 #include <linux/init.h>
 #include <linux/pnp.h>
 #include <linux/fs.h>
+#include <linux/semaphore.h>
 
-#include <asm/semaphore.h>
 #include <asm/io.h>
 #include <asm/uaccess.h>