2 files changed, 10 insertions, 0 deletions
diff --git a/src/superio/winbond/w83627thg/chip.h b/src/superio/winbond/w83627thg/chip.h
index 3decc84713..30e0378d99 100644
--- a/src/superio/winbond/w83627thg/chip.h
+++ b/src/superio/winbond/w83627thg/chip.h
@@ -20,6 +20,9 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
+#ifndef SUPERIO_WINBOND_W83627THG_CHIP_H
+#define SUPERIO_WINBOND_W83627THG_CHIP_H
+
 #include <pc80/keyboard.h>
 #include <uart8250.h>
 
@@ -29,3 +32,5 @@ struct superio_winbond_w83627thg_config {
 	struct uart8250 com1, com2;
 	struct pc_keyboard keyboard;
 };
+
+#endif
diff --git a/src/superio/winbond/w83627thg/w83627thg.h b/src/superio/winbond/w83627thg/w83627thg.h
index 3456f80f42..a00814b6ae 100644
--- a/src/superio/winbond/w83627thg/w83627thg.h
+++ b/src/superio/winbond/w83627thg/w83627thg.h
@@ -20,6 +20,9 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
+#ifndef SUPERIO_WINBOND_W83627THG_W83627THG_H
+#define SUPERIO_WINBOND_W83627THG_W83627THG_H
+
 #define W83627THG_FDC              0   /* Floppy */
 #define W83627THG_PP               1   /* Parallel Port */
 #define W83627THG_SP1              2   /* Com1 */
@@ -30,3 +33,5 @@
 #define W83627THG_GPIO3            9
 #define W83627THG_ACPI            10
 #define W83627THG_HWM             11   /* Hardware Monitor */
+
+#endif