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-rw-r--r--src/superio/nsc/pc87309/pc87309.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/superio/nsc/pc87309/pc87309.h b/src/superio/nsc/pc87309/pc87309.h
index 957e2745187b..6968d676caa4 100644
--- a/src/superio/nsc/pc87309/pc87309.h
+++ b/src/superio/nsc/pc87309/pc87309.h
@@ -18,8 +18,10 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#ifndef SUPERIO_NSC_PC87309_PC87309_H
+#define SUPERIO_NSC_PC87309_PC87309_H
+
/* Datasheet: PC87309 SuperI/O Plug and Play Compatible Chip. */
-/* Status: Pre-RAM serial output is tested and works. The rest is untested. */
#define PC87309_FDC 0x00 /* Floppy */
#define PC87309_PP 0x01 /* Parallel port */
@@ -28,3 +30,5 @@
#define PC87309_PM 0x04 /* Power management */
#define PC87309_KBCM 0x05 /* Mouse */
#define PC87309_KBCK 0x06 /* Keyboard */
+
+#endif