diff --git a/include/tpm-v1.h b/include/tpm-v1.h
index 33d53fb..60b71e2 100644
--- a/include/tpm-v1.h
+++ b/include/tpm-v1.h
@@ -591,4 +591,15 @@
  */
 u32 tpm1_resume(struct udevice *dev);
 
+/**
+ * tpm1_auto_start() - start up the TPM
+ *
+ * This does not do a self test.
+ *
+ * @dev		TPM device
+ * Return: TPM2_RC_SUCCESS, on success, or when the TPM returns
+ * TPM_INVALID_POSTINIT; TPM_FAILEDSELFTEST, if the TPM is in failure state
+ */
+u32 tpm1_auto_start(struct udevice *dev);
+
 #endif /* __TPM_V1_H */