ARM: dts: msm8974: Add smem reservation and node

Signed-off-by: NBjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: NAndy Gross <agross@codeaurora.org>

arch/arm/boot/dts/qcom-msm8974.dtsi

@@ -9,6 +9,17 @@
 	compatible = "qcom,msm8974";
 	interrupt-parent = <&intc>;
 
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		smem_region: smem@fa00000 {
+			reg = <0xfa00000 0x200000>;
+			no-map;
+		};
+	};
+
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
@@ -239,6 +250,15 @@
 			#hwlock-cells = <1>;
 		};
 
+		smem@fa00000 {
+			compatible = "qcom,smem";
+
+			memory-region = <&smem_region>;
+			reg = <0xfc428000 0x4000>;
+
+			hwlocks = <&tcsr_mutex 3>;
+		};
+
 		serial@f991e000 {
 			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
 			reg = <0xf991e000 0x1000>;