diff --git a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
index eed7e99310ac..7fd4bfcaa38e 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
@@ -43,6 +43,7 @@
 /dts-v1/;
 #include <dt-bindings/pwm/pwm.h>
 #include "rk3399.dtsi"
+#include "rk3399-opp.dtsi"
 
 / {
 	model = "Firefly-RK3399 Board";