[PATCH 5/6] arm64: dts: msm8916: Add CoreSight components

[Srinivas Kandagatla]

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

Add initial set of CoreSight components found on Qualcomm's 8x16 chipset.

Signed-off-by: Ivan T. Ivanov <ivan.ivanov at linaro.org>
Signed-off-by: Georgi Djakov <georgi.djakov at linaro.org>
---
 arch/arm64/boot/dts/qcom/msm8916-coresight.dtsi | 254 ++++++++++++++++++++++++
 arch/arm64/boot/dts/qcom/msm8916.dtsi           |   3 +-
 2 files changed, 256 insertions(+), 1 deletion(-)
 create mode 100644 arch/arm64/boot/dts/qcom/msm8916-coresight.dtsi

diff --git a/arch/arm64/boot/dts/qcom/msm8916-coresight.dtsi b/arch/arm64/boot/dts/qcom/msm8916-coresight.dtsi
new file mode 100644
index 0000000..c008dc7
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/msm8916-coresight.dtsi
@@ -0,0 +1,254 @@
+/*
+ * Copyright (c) 2013 - 2015, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+&soc {
+
+	tpiu at 820000 {
+		compatible = "arm,coresight-tpiu", "arm,primecell";
+		reg = <0x820000 0x1000>;
+
+		clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+		clock-names = "apb_pclk", "atclk";
+
+		port {
+			tpiu_in: endpoint {
+				slave-mode;
+				remote-endpoint = <&replicator_out1>;
+			};
+		};
+	};
+
+	funnel at 821000 {
+		compatible = "arm,coresight-funnel", "arm,primecell";
+		reg = <0x821000 0x1000>;
+
+		clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+		clock-names = "apb_pclk", "atclk";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			/*
+			 * Not described input ports:
+			 * 0 - connected to Resource and Power Manger CPU ETM
+			 * 1 - not-connected
+			 * 2 - connected to Modem CPU ETM
+			 * 3 - not-connected
+			 * 5 - not-connected
+			 * 6 - connected trought funnel to Wireless CPU ETM
+			 * 7 - connected to STM component
+			 */
+			port at 4 {
+				reg = <4>;
+				funnel0_in4: endpoint {
+					slave-mode;
+					remote-endpoint = <&funnel1_out>;
+				};
+			};
+			port at 8 {
+				reg = <0>;
+				funnel0_out: endpoint {
+					remote-endpoint = <&etf_in>;
+				};
+			};
+		};
+	};
+
+	replicator at 824000 {
+		compatible = "qcom,coresight-replicator1x", "arm,primecell";
+		reg = <0x824000 0x1000>;
+
+		clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+		clock-names = "apb_pclk", "atclk";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port at 0 {
+				reg = <0>;
+				replicator_out0: endpoint {
+					remote-endpoint = <&etr_in>;
+				};
+			};
+			port at 1 {
+				reg = <1>;
+				replicator_out1: endpoint {
+					remote-endpoint = <&tpiu_in>;
+				};
+			};
+			port at 2 {
+				reg = <0>;
+				replicator_in: endpoint {
+					slave-mode;
+					remote-endpoint = <&etf_out>;
+				};
+			};
+		};
+	};
+
+	etf at 825000 {
+		compatible = "arm,coresight-tmc", "arm,primecell";
+		reg = <0x825000 0x1000>;
+
+		clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+		clock-names = "apb_pclk", "atclk";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port at 0 {
+				reg = <0>;
+				etf_out: endpoint {
+					remote-endpoint = <&replicator_in>;
+				};
+			};
+			port at 1 {
+				reg = <0>;
+				etf_in: endpoint {
+					slave-mode;
+					remote-endpoint = <&funnel0_out>;
+				};
+			};
+		};
+	};
+
+	etr at 826000 {
+		compatible = "arm,coresight-tmc", "arm,primecell";
+		reg = <0x826000 0x1000>;
+
+		clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+		clock-names = "apb_pclk", "atclk";
+
+		port {
+			etr_in: endpoint {
+				slave-mode;
+				remote-endpoint = <&replicator_out0>;
+			};
+		};
+	};
+
+	funnel at 841000 {	/* APSS funnel only 4 inputs are used */
+		compatible = "arm,coresight-funnel", "arm,primecell";
+		reg = <0x841000 0x1000>;
+
+		clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+		clock-names = "apb_pclk", "atclk";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port at 0 {
+				reg = <0>;
+				funnel1_in0: endpoint {
+					slave-mode;
+					remote-endpoint = <&etm0_out>;
+				};
+			};
+			port at 1 {
+				reg = <1>;
+				funnel1_in1: endpoint {
+					slave-mode;
+					remote-endpoint = <&etm1_out>;
+				};
+			};
+			port at 2 {
+				reg = <2>;
+				funnel1_in2: endpoint {
+					slave-mode;
+					remote-endpoint = <&etm2_out>;
+				};
+			};
+			port at 3 {
+				reg = <3>;
+				funnel1_in3: endpoint {
+					slave-mode;
+					remote-endpoint = <&etm3_out>;
+				};
+			};
+			port at 4 {
+				reg = <0>;
+				funnel1_out: endpoint {
+					remote-endpoint = <&funnel0_in4>;
+				};
+			};
+		};
+	};
+
+	etm at 85c000 {
+		compatible = "arm,coresight-etm4x", "arm,primecell";
+		reg = <0x85c000 0x1000>;
+
+		clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+		clock-names = "apb_pclk", "atclk";
+
+		cpu = <&CPU0>;
+
+		port {
+			etm0_out: endpoint {
+				remote-endpoint = <&funnel1_in0>;
+			};
+		};
+	};
+
+	etm at 85d000 {
+		compatible = "arm,coresight-etm4x", "arm,primecell";
+		reg = <0x85d000 0x1000>;
+
+		clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+		clock-names = "apb_pclk", "atclk";
+
+		cpu = <&CPU1>;
+
+		port {
+			etm1_out: endpoint {
+				remote-endpoint = <&funnel1_in1>;
+			};
+		};
+	};
+
+	etm at 85e000 {
+		compatible = "arm,coresight-etm4x", "arm,primecell";
+		reg = <0x85e000 0x1000>;
+
+		clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+		clock-names = "apb_pclk", "atclk";
+
+		cpu = <&CPU2>;
+
+		port {
+			etm2_out: endpoint {
+				remote-endpoint = <&funnel1_in2>;
+			};
+		};
+	};
+
+	etm at 85f000 {
+		compatible = "arm,coresight-etm4x", "arm,primecell";
+		reg = <0x85f000 0x1000>;
+
+		clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+		clock-names = "apb_pclk", "atclk";
+
+		cpu = <&CPU3>;
+
+		port {
+			etm3_out: endpoint {
+				remote-endpoint = <&funnel1_in3>;
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
index f8ff327..50838b3 100644
--- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
@@ -14,6 +14,7 @@
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/clock/qcom,gcc-msm8916.h>
 #include <dt-bindings/reset/qcom,gcc-msm8916.h>
+#include <dt-bindings/clock/qcom,rpmcc.h>
 
 / {
 	model = "Qualcomm Technologies, Inc. MSM8916";
@@ -995,5 +996,5 @@
 		};
 	};
 };
-
 #include "msm8916-pins.dtsi"
+#include "msm8916-coresight.dtsi"
-- 
2.10.1