ARM: dts: msm: Add rpm-smd node for msm8953

Add rpm-smd node for APSS communication with RPM subsystem.

Change-Id: Ife9fbb7e0f110b1f804ef1a4a0386b1ed23adfbd
Signed-off-by: Raju P.L.S.S.S.N <rplsssn@codeaurora.org>
diff --git a/arch/arm64/boot/dts/qcom/msm8953.dtsi b/arch/arm64/boot/dts/qcom/msm8953.dtsi
index 98019cd..f1bfa9b 100644
--- a/arch/arm64/boot/dts/qcom/msm8953.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8953.dtsi
@@ -559,6 +559,12 @@
 		};
 	};
 
+	rpm_bus: qcom,rpm-smd {
+		compatible = "qcom,rpm-smd";
+		rpm-channel-name = "rpm_requests";
+		rpm-channel-type = <15>; /* SMD_APPS_RPM */
+		};
+
 	qcom,wdt@b017000 {
 		compatible = "qcom,msm-watchdog";
 		reg = <0xb017000 0x1000>;