diff --git a/src/soc/amd/mendocino/include/soc/southbridge.h b/src/soc/amd/mendocino/include/soc/southbridge.h
index af5b4c2df7..2e88c77329 100644
--- a/src/soc/amd/mendocino/include/soc/southbridge.h
+++ b/src/soc/amd/mendocino/include/soc/southbridge.h
@@ -11,7 +11,7 @@
 #define PM_PCI_CTRL			0x08
 #define   FORCE_SLPSTATE_RETRY		BIT(25)
 #define PWR_RESET_CFG			0x10
-#define   TOGGLE_ALL_PWR_GOOD		(1 << 1)
+#define   TOGGLE_ALL_PWR_GOOD		BIT(1)
 #define PM_SERIRQ_CONF			0x54
 #define   PM_SERIRQ_NUM_BITS_17		0x0000
 #define   PM_SERIRQ_NUM_BITS_18		0x0004