diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c
index 31be31161350ed3cb7b006648d593ab0d3a23753..036d54dc52e24d810d0b228603ecfb54981f18c3 100644
--- a/drivers/platform/chrome/cros_ec_typec.c
+++ b/drivers/platform/chrome/cros_ec_typec.c
@@ -475,6 +475,11 @@ static int cros_typec_enable_dp(struct cros_typec_data *typec,
 		return -ENOTSUPP;
 	}
 
+	if (!pd_ctrl->dp_mode) {
+		dev_err(typec->dev, "No valid DP mode provided.\n");
+		return -EINVAL;
+	}
+
 	/* Status VDO. */
 	dp_data.status = DP_STATUS_ENABLED;
 	if (port->mux_flags & USB_PD_MUX_HPD_IRQ)