diff --git a/arch/arm/boot/dts/dra7-ipu-dsp-common.dtsi b/arch/arm/boot/dts/dra7-ipu-dsp-common.dtsi
index 8a53da1c5f2e..23ce3b67faf7 100644
--- a/arch/arm/boot/dts/dra7-ipu-dsp-common.dtsi
+++ b/arch/arm/boot/dts/dra7-ipu-dsp-common.dtsi
@@ -22,12 +22,15 @@ mbox_ipu2_ipc3x: mbox_ipu2_ipc3x {
 
 &ipu2 {
 	mboxes = <&mailbox6 &mbox_ipu2_ipc3x>;
+	ti,timers = <&timer3>;
 };
 
 &ipu1 {
 	mboxes = <&mailbox5 &mbox_ipu1_ipc3x>;
+	ti,timers = <&timer11>;
 };
 
 &dsp1 {
 	mboxes = <&mailbox5 &mbox_dsp1_ipc3x>;
+	ti,timers = <&timer5>;
 };
diff --git a/arch/arm/boot/dts/dra74-ipu-dsp-common.dtsi b/arch/arm/boot/dts/dra74-ipu-dsp-common.dtsi
index 6e31c1c27fd4..a546cf740365 100644
--- a/arch/arm/boot/dts/dra74-ipu-dsp-common.dtsi
+++ b/arch/arm/boot/dts/dra74-ipu-dsp-common.dtsi
@@ -13,4 +13,5 @@ mbox_dsp2_ipc3x: mbox_dsp2_ipc3x {
 
 &dsp2 {
 	mboxes = <&mailbox6 &mbox_dsp2_ipc3x>;
+	ti,timers = <&timer6>;
 };