diff --git a/sun-audio.dtsi b/sun-audio.dtsi
index a6a18ab3..b55cb8cb 100644
--- a/sun-audio.dtsi
+++ b/sun-audio.dtsi
@@ -30,6 +30,7 @@
 		compatible = "qcom,gpr";
 		qcom,glink-channels = "adsp_apps";
 		qcom,intents = <0x200 20>;
+		qcom,ch-sched-rt;
 		reg = <GPR_DOMAIN_ADSP>;
 
 		spf_core {