diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 7ecb762a371d..b7a03668f743 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -107,11 +107,11 @@
  * DBGACK_MASK bit disables the watchdog outputs when the SoC is in debug mode.
  * Debug mode is determined by the DBGACK CPU signal.
  */
-#define QUIRK_HAS_WTCLRINT_REG			(1 << 0)
-#define QUIRK_HAS_PMU_MASK_RESET		(1 << 1)
-#define QUIRK_HAS_PMU_RST_STAT			(1 << 2)
-#define QUIRK_HAS_PMU_AUTO_DISABLE		(1 << 3)
-#define QUIRK_HAS_PMU_CNT_EN			(1 << 4)
+#define QUIRK_HAS_WTCLRINT_REG			BIT(0)
+#define QUIRK_HAS_PMU_MASK_RESET		BIT(1)
+#define QUIRK_HAS_PMU_RST_STAT			BIT(2)
+#define QUIRK_HAS_PMU_AUTO_DISABLE		BIT(3)
+#define QUIRK_HAS_PMU_CNT_EN			BIT(4)
 #define QUIRK_HAS_DBGACK_BIT			BIT(5)
 
 /* These quirks require that we have a PMU register map */