diff --git a/chip/npcx/system.c b/chip/npcx/system.c
index b38b09aaf1..059a75b6da 100644
--- a/chip/npcx/system.c
+++ b/chip/npcx/system.c
@@ -182,7 +182,11 @@ static int bbram_idx_lookup(enum system_bbram_idx idx)
 		return BBRM_DATA_INDEX_PD0;
 	if (idx == SYSTEM_BBRAM_IDX_PD1)
 		return BBRM_DATA_INDEX_PD1;
-#endif
+#if CONFIG_USB_PD_PORT_COUNT >= 3
+	if (idx == SYSTEM_BBRAM_IDX_PD2)
+		return BBRM_DATA_INDEX_PD2;
+#endif /* CONFIG_USB_PD_PORT_COUNT >= 3 */
+#endif /* defined(CONFIG_USB_PD_DUAL_ROLE) */
 #ifdef CONFIG_VBOOT_EFS
 	if (idx == SYSTEM_BBRAM_IDX_TRY_SLOT)
 		return BBRM_DATA_INDEX_TRY_SLOT;
diff --git a/chip/npcx/system_chip.h b/chip/npcx/system_chip.h
index 37e49a406c..a9155a52dd 100644
--- a/chip/npcx/system_chip.h
+++ b/chip/npcx/system_chip.h
@@ -20,6 +20,7 @@ enum bbram_data_index {
 	BBRM_DATA_INDEX_PD0 = 12,	       /* USB-PD saved port0 state */
 	BBRM_DATA_INDEX_PD1 = 13,	       /* USB-PD saved port1 state */
 	BBRM_DATA_INDEX_TRY_SLOT = 14,         /* Vboot EC try slot */
+	BBRM_DATA_INDEX_PD2 = 15,	       /* USB-PD saved port2 state */
 	BBRM_DATA_INDEX_VBNVCNTXT = 16,	       /* VbNvContext for ARM arch */
 	BBRM_DATA_INDEX_RAMLOG = 32,	       /* RAM log for Booter */
 	BBRM_DATA_INDEX_PANIC_FLAGS = 35,      /* Flag to indicate validity of
diff --git a/include/system.h b/include/system.h
index a47f8a3af3..acc3f71471 100644
--- a/include/system.h
+++ b/include/system.h
@@ -341,6 +341,7 @@ enum system_bbram_idx {
 	/* PD state for CONFIG_USB_PD_DUAL_ROLE uses one byte per port */
 	SYSTEM_BBRAM_IDX_PD0,
 	SYSTEM_BBRAM_IDX_PD1,
+	SYSTEM_BBRAM_IDX_PD2,
 	SYSTEM_BBRAM_IDX_TRY_SLOT,
 };