diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
index 91ede9296aff..52dd7a858231 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
@@ -413,6 +413,9 @@ &dsi1 {
 
 	qcom,dual-dsi-mode;
 
+	/* DSI1 is slave, so use DSI0 clocks */
+	assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;
+
 	ports {
 		port@1 {
 			endpoint {