diff --git a/arch/arm/src/lpc43xx/lpc43_spifi.c b/arch/arm/src/lpc43xx/lpc43_spifi.c
index 1e5df20967..cbc29056a8 100644
--- a/arch/arm/src/lpc43xx/lpc43_spifi.c
+++ b/arch/arm/src/lpc43xx/lpc43_spifi.c
@@ -895,6 +895,15 @@ static int lpc43_ioctl(FAR struct mtd_dev_s *dev, int cmd, unsigned long arg)
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = SPIFI_ERASED_STATE;
+
+          ret = OK;
+        }
+        break;
+
       case MTDIOC_XIPBASE:
       default:
         ret = -ENOTTY; /* Bad command */