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-rw-r--r--arch/arm/boot/dts/dm816x.dtsi1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/dm816x.dtsi b/arch/arm/boot/dts/dm816x.dtsi
index 3c99cfa1a876..a7a34e47dadc 100644
--- a/arch/arm/boot/dts/dm816x.dtsi
+++ b/arch/arm/boot/dts/dm816x.dtsi
@@ -218,6 +218,7 @@
reg = <0x480c8000 0x2000>;
interrupts = <77>;
ti,hwmods = "mailbox";
+ #mbox-cells = <1>;
ti,mbox-num-users = <4>;
ti,mbox-num-fifos = <12>;
mbox_dsp: mbox_dsp {