[PATCH v2] ARM: dts: qcom: Add apq8064 CoreSight components

[Georgi Djakov <georgi.djakov@linaro.org>]

From: "Ivan T. Ivanov" <ivan.ivanov@linaro.org>

Add initial set of CoreSight components found on Qualcomm apq8064 based
platforms, including the IFC6410 board.

Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
Acked-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
---

Changes since v1 (https://lkml.org/lkml/2016/11/17/474)
 * Moved everything into the SoC dtsi file as suggested by Stephen Boyd.
 * Updated commit message.
 * Got Ack from Mathieu.

 arch/arm/boot/dts/qcom-apq8064.dtsi | 191 +++++++++++++++++++++++++++++++++++-
 1 file changed, 187 insertions(+), 4 deletions(-)

diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index 268bd470c865..2e8dd5d098f3 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -4,6 +4,7 @@
 #include <dt-bindings/clock/qcom,gcc-msm8960.h>
 #include <dt-bindings/reset/qcom,gcc-msm8960.h>
 #include <dt-bindings/clock/qcom,mmcc-msm8960.h>
+#include <dt-bindings/clock/qcom,rpmcc.h>
 #include <dt-bindings/soc/qcom,gsbi.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
@@ -27,7 +28,7 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		cpu@0 {
+		CPU0: cpu@0 {
 			compatible = "qcom,krait";
 			enable-method = "qcom,kpss-acc-v1";
 			device_type = "cpu";
@@ -38,7 +39,7 @@
 			cpu-idle-states = <&CPU_SPC>;
 		};
 
-		cpu@1 {
+		CPU1: cpu@1 {
 			compatible = "qcom,krait";
 			enable-method = "qcom,kpss-acc-v1";
 			device_type = "cpu";
@@ -49,7 +50,7 @@
 			cpu-idle-states = <&CPU_SPC>;
 		};
 
-		cpu@2 {
+		CPU2: cpu@2 {
 			compatible = "qcom,krait";
 			enable-method = "qcom,kpss-acc-v1";
 			device_type = "cpu";
@@ -60,7 +61,7 @@
 			cpu-idle-states = <&CPU_SPC>;
 		};
 
-		cpu@3 {
+		CPU3: cpu@3 {
 			compatible = "qcom,krait";
 			enable-method = "qcom,kpss-acc-v1";
 			device_type = "cpu";
@@ -1416,6 +1417,187 @@
 				};
 			};
 		};
+
+		etb@1a01000 {
+			compatible = "coresight-etb10", "arm,primecell";
+			reg = <0x1a01000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			port {
+				etb_in: endpoint {
+					slave-mode;
+					remote-endpoint = <&replicator_out0>;
+				};
+			};
+		};
+
+		tpiu@1a03000 {
+			compatible = "arm,coresight-tpiu", "arm,primecell";
+			reg = <0x1a03000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			port {
+				tpiu_in: endpoint {
+					slave-mode;
+					remote-endpoint = <&replicator_out1>;
+				};
+			};
+		};
+
+		replicator {
+			compatible = "arm,coresight-replicator";
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					replicator_out0: endpoint {
+						remote-endpoint = <&etb_in>;
+					};
+				};
+				port@1 {
+					reg = <1>;
+					replicator_out1: endpoint {
+						remote-endpoint = <&tpiu_in>;
+					};
+				};
+				port@2 {
+					reg = <0>;
+					replicator_in: endpoint {
+						slave-mode;
+						remote-endpoint = <&funnel_out>;
+					};
+				};
+			};
+		};
+
+		funnel@1a04000 {
+			compatible = "arm,coresight-funnel", "arm,primecell";
+			reg = <0x1a04000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				/*
+				 * Not described input ports:
+				 * 2 - connected to STM component
+				 * 3 - not-connected
+				 * 6 - not-connected
+				 * 7 - not-connected
+				 */
+				port@0 {
+					reg = <0>;
+					funnel_in0: endpoint {
+						slave-mode;
+						remote-endpoint = <&etm0_out>;
+					};
+				};
+				port@1 {
+					reg = <1>;
+					funnel_in1: endpoint {
+						slave-mode;
+						remote-endpoint = <&etm1_out>;
+					};
+				};
+				port@4 {
+					reg = <4>;
+					funnel_in4: endpoint {
+						slave-mode;
+						remote-endpoint = <&etm2_out>;
+					};
+				};
+				port@5 {
+					reg = <5>;
+					funnel_in5: endpoint {
+						slave-mode;
+						remote-endpoint = <&etm3_out>;
+					};
+				};
+				port@8 {
+					reg = <0>;
+					funnel_out: endpoint {
+						remote-endpoint = <&replicator_in>;
+					};
+				};
+			};
+		};
+
+		etm@1a1c000 {
+			compatible = "arm,coresight-etm3x", "arm,primecell";
+			reg = <0x1a1c000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			cpu = <&CPU0>;
+
+			port {
+				etm0_out: endpoint {
+					remote-endpoint = <&funnel_in0>;
+				};
+			};
+		};
+
+		etm@1a1d000 {
+			compatible = "arm,coresight-etm3x", "arm,primecell";
+			reg = <0x1a1d000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			cpu = <&CPU1>;
+
+			port {
+				etm1_out: endpoint {
+					remote-endpoint = <&funnel_in1>;
+				};
+			};
+		};
+
+		etm@1a1e000 {
+			compatible = "arm,coresight-etm3x", "arm,primecell";
+			reg = <0x1a1e000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			cpu = <&CPU2>;
+
+			port {
+				etm2_out: endpoint {
+					remote-endpoint = <&funnel_in4>;
+				};
+			};
+		};
+
+		etm@1a1f000 {
+			compatible = "arm,coresight-etm3x", "arm,primecell";
+			reg = <0x1a1f000 0x1000>;
+
+			clocks = <&rpmcc RPM_QDSS_CLK>;
+			clock-names = "apb_pclk";
+
+			cpu = <&CPU3>;
+
+			port {
+				etm3_out: endpoint {
+					remote-endpoint = <&funnel_in5>;
+				};
+			};
+		};
 	};
 };
 #include "qcom-apq8064-pins.dtsi"