arm64: dts: qcom: msm8996: Add Coresight support

Enable coresight support by adding device nodes for the
available source, sinks and channel blocks on msm8996.

This also adds coresight cpu debug nodes.
Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/msm8996.dtsi

@@ -633,6 +633,474 @@ gcc: clock-controller@300000 {
 			reg = <0x300000 0x90000>;
 		};
 
+		stm@3002000 {
+			compatible = "arm,coresight-stm", "arm,primecell";
+			reg = <0x3002000 0x1000>,
+			      <0x8280000 0x180000>;
+			reg-names = "stm-base", "stm-stimulus-base";
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			out-ports {
+				port {
+					stm_out: endpoint {
+						remote-endpoint =
+						  <&funnel0_in>;
+					};
+				};
+			};
+		};
+
+		tpiu@3020000 {
+			compatible = "arm,coresight-tpiu", "arm,primecell";
+			reg = <0x3020000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			in-ports {
+				port {
+					tpiu_in: endpoint {
+						remote-endpoint =
+						  <&replicator_out1>;
+					};
+				};
+			};
+		};
+
+		funnel@3021000 {
+			compatible = "arm,coresight-dynamic-funnel", "arm,primecell";
+			reg = <0x3021000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			in-ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@7 {
+					reg = <7>;
+					funnel0_in: endpoint {
+						remote-endpoint =
+						  <&stm_out>;
+					};
+				};
+			};
+
+			out-ports {
+				port {
+					funnel0_out: endpoint {
+						remote-endpoint =
+						  <&merge_funnel_in0>;
+					};
+				};
+			};
+		};
+
+		funnel@3022000 {
+			compatible = "arm,coresight-dynamic-funnel", "arm,primecell";
+			reg = <0x3022000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			in-ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@6 {
+					reg = <6>;
+					funnel1_in: endpoint {
+						remote-endpoint =
+						  <&apss_merge_funnel_out>;
+					};
+				};
+			};
+
+			out-ports {
+				port {
+					funnel1_out: endpoint {
+						remote-endpoint =
+						  <&merge_funnel_in1>;
+					};
+				};
+			};
+		};
+
+		funnel@3023000 {
+			compatible = "arm,coresight-dynamic-funnel", "arm,primecell";
+			reg = <0x3023000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+
+			out-ports {
+				port {
+					funnel2_out: endpoint {
+						remote-endpoint =
+						  <&merge_funnel_in2>;
+					};
+				};
+			};
+		};
+
+		funnel@3025000 {
+			compatible = "arm,coresight-dynamic-funnel", "arm,primecell";
+			reg = <0x3025000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			in-ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					merge_funnel_in0: endpoint {
+						remote-endpoint =
+						  <&funnel0_out>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					merge_funnel_in1: endpoint {
+						remote-endpoint =
+						  <&funnel1_out>;
+					};
+				};
+
+				port@2 {
+					reg = <2>;
+					merge_funnel_in2: endpoint {
+						remote-endpoint =
+						  <&funnel2_out>;
+					};
+				};
+			};
+
+			out-ports {
+				port {
+					merge_funnel_out: endpoint {
+						remote-endpoint =
+						  <&etf_in>;
+					};
+				};
+			};
+		};
+
+		replicator@3026000 {
+			compatible = "arm,coresight-dynamic-replicator", "arm,primecell";
+			reg = <0x3026000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			in-ports {
+				port {
+					replicator_in: endpoint {
+						remote-endpoint =
+						  <&etf_out>;
+					};
+				};
+			};
+
+			out-ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					replicator_out0: endpoint {
+						remote-endpoint =
+						  <&etr_in>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					replicator_out1: endpoint {
+						remote-endpoint =
+						  <&tpiu_in>;
+					};
+				};
+			};
+		};
+
+		etf@3027000 {
+			compatible = "arm,coresight-tmc", "arm,primecell";
+			reg = <0x3027000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			in-ports {
+				port {
+					etf_in: endpoint {
+						remote-endpoint =
+						  <&merge_funnel_out>;
+					};
+				};
+			};
+
+			out-ports {
+				port {
+					etf_out: endpoint {
+						remote-endpoint =
+						  <&replicator_in>;
+					};
+				};
+			};
+		};
+
+		etr@3028000 {
+			compatible = "arm,coresight-tmc", "arm,primecell";
+			reg = <0x3028000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+			arm,scatter-gather;
+
+			in-ports {
+				port {
+					etr_in: endpoint {
+						remote-endpoint =
+						  <&replicator_out0>;
+					};
+				};
+			};
+		};
+
+		debug@3810000 {
+			compatible = "arm,coresight-cpu-debug", "arm,primecell";
+			reg = <0x3810000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			cpu = <&CPU0>;
+		};
+
+		etm@3840000 {
+			compatible = "arm,coresight-etm4x", "arm,primecell";
+			reg = <0x3840000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			cpu = <&CPU0>;
+
+			out-ports {
+				port {
+					etm0_out: endpoint {
+						remote-endpoint =
+						  <&apss_funnel0_in0>;
+					};
+				};
+			};
+		};
+
+		debug@3910000 {
+			compatible = "arm,coresight-cpu-debug", "arm,primecell";
+			reg = <0x3910000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			cpu = <&CPU1>;
+		};
+
+		etm@3940000 {
+			compatible = "arm,coresight-etm4x", "arm,primecell";
+			reg = <0x3940000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			cpu = <&CPU1>;
+
+			out-ports {
+				port {
+					etm1_out: endpoint {
+						remote-endpoint =
+						  <&apss_funnel0_in1>;
+					};
+				};
+			};
+		};
+
+		funnel@39b0000 { /* APSS Funnel 0 */
+			compatible = "arm,coresight-dynamic-funnel", "arm,primecell";
+			reg = <0x39b0000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			in-ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					apss_funnel0_in0: endpoint {
+						remote-endpoint = <&etm0_out>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					apss_funnel0_in1: endpoint {
+						remote-endpoint = <&etm1_out>;
+					};
+				};
+			};
+
+			out-ports {
+				port {
+					apss_funnel0_out: endpoint {
+						remote-endpoint =
+						  <&apss_merge_funnel_in0>;
+					};
+				};
+			};
+		};
+
+		debug@3a10000 {
+			compatible = "arm,coresight-cpu-debug", "arm,primecell";
+			reg = <0x3a10000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			cpu = <&CPU2>;
+		};
+
+		etm@3a40000 {
+			compatible = "arm,coresight-etm4x", "arm,primecell";
+			reg = <0x3a40000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			cpu = <&CPU2>;
+
+			out-ports {
+				port {
+					etm2_out: endpoint {
+						remote-endpoint =
+						  <&apss_funnel1_in0>;
+					};
+				};
+			};
+		};
+
+		debug@3b10000 {
+			compatible = "arm,coresight-cpu-debug", "arm,primecell";
+			reg = <0x3b10000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			cpu = <&CPU3>;
+		};
+
+		etm@3b40000 {
+			compatible = "arm,coresight-etm4x", "arm,primecell";
+			reg = <0x3b40000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			cpu = <&CPU3>;
+
+			out-ports {
+				port {
+					etm3_out: endpoint {
+						remote-endpoint =
+						  <&apss_funnel1_in1>;
+					};
+				};
+			};
+		};
+
+		funnel@3bb0000 { /* APSS Funnel 1 */
+			compatible = "arm,coresight-dynamic-funnel", "arm,primecell";
+			reg = <0x3bb0000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			in-ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					apss_funnel1_in0: endpoint {
+						remote-endpoint = <&etm2_out>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					apss_funnel1_in1: endpoint {
+						remote-endpoint = <&etm3_out>;
+					};
+				};
+			};
+
+			out-ports {
+				port {
+					apss_funnel1_out: endpoint {
+						remote-endpoint =
+						  <&apss_merge_funnel_in1>;
+					};
+				};
+			};
+		};
+
+		funnel@3bc0000 {
+			compatible = "arm,coresight-dynamic-funnel", "arm,primecell";
+			reg = <0x3bc0000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+			clock-names = "apb_pclk", "atclk";
+
+			in-ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					apss_merge_funnel_in0: endpoint {
+						remote-endpoint =
+						  <&apss_funnel0_out>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					apss_merge_funnel_in1: endpoint {
+						remote-endpoint =
+						  <&apss_funnel1_out>;
+					};
+				};
+			};
+
+			out-ports {
+				port {
+					apss_merge_funnel_out: endpoint {
+						remote-endpoint =
+						  <&funnel1_in>;
+					};
+				};
+			};
+		};
+
 		kryocc: clock-controller@6400000 {
 			compatible = "qcom,apcc-msm8996";
 			reg = <0x6400000 0x90000>;