ARM: dts: qcom: msm8974: add ocmem node

Add ocmem node that is needed in order to support the GPU upstream.

Signed-off-by: Brian Masney <masneyb@onstation.org>
Link: https://lore.kernel.org/r/20191024103140.10077-4-masneyb@onstation.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

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

@@ -1179,6 +1179,25 @@
 			};
 		};
 
+		ocmem@fdd00000 {
+			compatible = "qcom,msm8974-ocmem";
+			reg = <0xfdd00000 0x2000>,
+			      <0xfec00000 0x180000>;
+			reg-names = "ctrl",
+			            "mem";
+			clocks = <&rpmcc RPM_SMD_OCMEMGX_CLK>,
+			         <&mmcc OCMEMCX_OCMEMNOC_CLK>;
+			clock-names = "core",
+			              "iface";
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			gmu_sram: gmu-sram@0 {
+				reg = <0x0 0x100000>;
+			};
+		};
+
 		mdss: mdss@fd900000 {
 			status = "disabled";