diff --git a/src/thead/th1520-beaglev-ahead.dts b/src/thead/th1520-beaglev-ahead.dts
index 0d06f20e46ce68cc12a2a09db118bd44c6bb0a61..f93c11754639527fd93d00550ded24d4f8f924ae 100644
--- a/src/thead/th1520-beaglev-ahead.dts
+++ b/src/thead/th1520-beaglev-ahead.dts
@@ -68,11 +68,10 @@
 	max-frequency = <198000000>;
 	non-removable;
 	mmc-hs400-1_8v;
-	io_fixed_1v8;
-	is_emmc;
+	thead,io-fixed-1v8;
 	no-sdio;
 	no-sd;
-	pull_up;
+	thead,pull-up;
 	bus-width = <8>;
 	status = "okay";