diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index 0b0552c9f7dd4a7f3c2d38d4920f43ca9356803e..a964d246c0e9e397b4ffdb7fa2eaf78739a16fe3 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -443,6 +443,7 @@
 		shmem = <&cpu_bpmp_tx &cpu_bpmp_rx>;
 		#clock-cells = <1>;
 		#reset-cells = <1>;
+		#power-domain-cells = <1>;
 
 		bpmp_i2c: i2c {
 			compatible = "nvidia,tegra186-bpmp-i2c";