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Diffstat (limited to 'src/southbridge/intel/lynxpoint/lp_gpio.h')
-rw-r--r--src/southbridge/intel/lynxpoint/lp_gpio.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/southbridge/intel/lynxpoint/lp_gpio.h b/src/southbridge/intel/lynxpoint/lp_gpio.h
index c35e770441..64e9c31931 100644
--- a/src/southbridge/intel/lynxpoint/lp_gpio.h
+++ b/src/southbridge/intel/lynxpoint/lp_gpio.h
@@ -51,9 +51,9 @@
#define GPI_LEVEL (1 << 30)
#define GPO_LEVEL_SHIFT 31
-#define GPO_LEVEL_MASK (1 << GPO_LEVEL_SHIFT)
-#define GPO_LEVEL_LOW (0 << GPO_LEVEL_SHIFT)
-#define GPO_LEVEL_HIGH (1 << GPO_LEVEL_SHIFT)
+#define GPO_LEVEL_MASK (1UL << GPO_LEVEL_SHIFT)
+#define GPO_LEVEL_LOW (0UL << GPO_LEVEL_SHIFT)
+#define GPO_LEVEL_HIGH (1UL << GPO_LEVEL_SHIFT)
/* conf1 */