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diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-coresight.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660-coresight.dtsi
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index 000000000000..d607f2f6698c
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+++ b/arch/arm64/boot/dts/hisilicon/hi3660-coresight.dtsi
@@ -0,0 +1,456 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/*
+ * dtsi for Hisilicon Hi3660 Coresight
+ *
+ * Copyright (C) 2016-2018 Hisilicon Ltd.
+ *
+ * Author: Wanglai Shi <shiwanglai@hisilicon.com>
+ *
+ */
+/ {
+ soc {
+ /* A53 cluster internals */
+ etm@ecc40000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0xecc40000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+ cpu = <&cpu0>;
+
+ out-ports {
+ port {
+ etm0_out: endpoint {
+ remote-endpoint =
+ <&cluster0_funnel_in0>;
+ };
+ };
+ };
+ };
+
+ etm@ecd40000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0xecd40000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+ cpu = <&cpu1>;
+
+ out-ports {
+ port {
+ etm1_out: endpoint {
+ remote-endpoint =
+ <&cluster0_funnel_in1>;
+ };
+ };
+ };
+ };
+
+ etm@ece40000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0xece40000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+ cpu = <&cpu2>;
+
+ out-ports {
+ port {
+ etm2_out: endpoint {
+ remote-endpoint =
+ <&cluster0_funnel_in2>;
+ };
+ };
+ };
+ };
+
+ etm@ecf40000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0xecf40000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+ cpu = <&cpu3>;
+
+ out-ports {
+ port {
+ etm3_out: endpoint {
+ remote-endpoint =
+ <&cluster0_funnel_in3>;
+ };
+ };
+ };
+ };
+
+ funnel@ec801000 {
+ compatible = "arm,coresight-dynamic-funnel", "arm,primecell";
+ reg = <0 0xec801000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+
+ out-ports {
+ port {
+ cluster0_funnel_out: endpoint {
+ remote-endpoint =
+ <&cluster0_etf_in>;
+ };
+ };
+ };
+
+ in-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ cluster0_funnel_in0: endpoint {
+ remote-endpoint = <&etm0_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ cluster0_funnel_in1: endpoint {
+ remote-endpoint = <&etm1_out>;
+ };
+ };
+
+ port@2 {
+ reg = <2>;
+ cluster0_funnel_in2: endpoint {
+ remote-endpoint = <&etm2_out>;
+ };
+ };
+
+ port@3 {
+ reg = <3>;
+ cluster0_funnel_in3: endpoint {
+ remote-endpoint = <&etm3_out>;
+ };
+ };
+ };
+ };
+
+ etf@ec802000 {
+ compatible = "arm,coresight-tmc", "arm,primecell";
+ reg = <0 0xec802000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+
+ in-ports {
+ port {
+ cluster0_etf_in: endpoint {
+ remote-endpoint =
+ <&cluster0_funnel_out>;
+ };
+ };
+ };
+
+ out-ports {
+ port {
+ cluster0_etf_out: endpoint {
+ remote-endpoint =
+ <&combo_funnel_in0>;
+ };
+ };
+ };
+ };
+
+ /* A73 cluster internals */
+ etm@ed440000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0xed440000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+ cpu = <&cpu4>;
+
+ out-ports {
+ port {
+ etm4_out: endpoint {
+ remote-endpoint =
+ <&cluster1_funnel_in0>;
+ };
+ };
+ };
+ };
+
+ etm@ed540000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0xed540000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+ cpu = <&cpu5>;
+
+ out-ports {
+ port {
+ etm5_out: endpoint {
+ remote-endpoint =
+ <&cluster1_funnel_in1>;
+ };
+ };
+ };
+ };
+
+ etm@ed640000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0xed640000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+ cpu = <&cpu6>;
+
+ out-ports {
+ port {
+ etm6_out: endpoint {
+ remote-endpoint =
+ <&cluster1_funnel_in2>;
+ };
+ };
+ };
+ };
+
+ etm@ed740000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0xed740000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+ cpu = <&cpu7>;
+
+ out-ports {
+ port {
+ etm7_out: endpoint {
+ remote-endpoint =
+ <&cluster1_funnel_in3>;
+ };
+ };
+ };
+ };
+
+ funnel@ed001000 {
+ compatible = "arm,coresight-dynamic-funnel", "arm,primecell";
+ reg = <0 0xed001000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+ out-ports {
+ port {
+ cluster1_funnel_out: endpoint {
+ remote-endpoint =
+ <&cluster1_etf_in>;
+ };
+ };
+ };
+
+ in-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ cluster1_funnel_in0: endpoint {
+ remote-endpoint = <&etm4_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ cluster1_funnel_in1: endpoint {
+ remote-endpoint = <&etm5_out>;
+ };
+ };
+
+ port@2 {
+ reg = <2>;
+ cluster1_funnel_in2: endpoint {
+ remote-endpoint = <&etm6_out>;
+ };
+ };
+
+ port@3 {
+ reg = <3>;
+ cluster1_funnel_in3: endpoint {
+ remote-endpoint = <&etm7_out>;
+ };
+ };
+ };
+ };
+
+ etf@ed002000 {
+ compatible = "arm,coresight-tmc", "arm,primecell";
+ reg = <0 0xed002000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+
+ in-ports {
+ port {
+ cluster1_etf_in: endpoint {
+ remote-endpoint =
+ <&cluster1_funnel_out>;
+ };
+ };
+ };
+
+ out-ports {
+ port {
+ cluster1_etf_out: endpoint {
+ remote-endpoint =
+ <&combo_funnel_in1>;
+ };
+ };
+ };
+ };
+
+ /* An invisible combo funnel between clusters and top funnel */
+ funnel {
+ compatible = "arm,coresight-static-funnel";
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+
+ out-ports {
+ port {
+ combo_funnel_out: endpoint {
+ remote-endpoint =
+ <&top_funnel_in>;
+ };
+ };
+ };
+
+ in-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ combo_funnel_in0: endpoint {
+ remote-endpoint =
+ <&cluster0_etf_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ combo_funnel_in1: endpoint {
+ remote-endpoint =
+ <&cluster1_etf_out>;
+ };
+ };
+ };
+ };
+
+ /* Top internals */
+ funnel@ec031000 {
+ compatible = "arm,coresight-dynamic-funnel", "arm,primecell";
+ reg = <0 0xec031000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+
+ out-ports {
+ port {
+ top_funnel_out: endpoint {
+ remote-endpoint =
+ <&top_etf_in>;
+ };
+ };
+ };
+
+ in-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ top_funnel_in: endpoint {
+ remote-endpoint =
+ <&combo_funnel_out>;
+ };
+ };
+ };
+ };
+
+ etf@ec036000 {
+ compatible = "arm,coresight-tmc", "arm,primecell";
+ reg = <0 0xec036000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+
+ in-ports {
+ port {
+ top_etf_in: endpoint {
+ remote-endpoint =
+ <&top_funnel_out>;
+ };
+ };
+ };
+
+ out-ports {
+ port {
+ top_etf_out: endpoint {
+ remote-endpoint =
+ <&replicator_in>;
+ };
+ };
+ };
+ };
+
+ replicator {
+ compatible = "arm,coresight-static-replicator";
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+
+ in-ports {
+ port {
+ replicator_in: endpoint {
+ remote-endpoint =
+ <&top_etf_out>;
+ };
+ };
+ };
+
+ out-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ replicator0_out0: endpoint {
+ remote-endpoint = <&etr_in>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ replicator0_out1: endpoint {
+ remote-endpoint = <&tpiu_in>;
+ };
+ };
+ };
+ };
+
+ etr@ec033000 {
+ compatible = "arm,coresight-tmc", "arm,primecell";
+ reg = <0 0xec033000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+
+ in-ports {
+ port {
+ etr_in: endpoint {
+ remote-endpoint =
+ <&replicator0_out0>;
+ };
+ };
+ };
+ };
+
+ tpiu@ec032000 {
+ compatible = "arm,coresight-tpiu", "arm,primecell";
+ reg = <0 0xec032000 0 0x1000>;
+ clocks = <&crg_ctrl HI3660_PCLK>;
+ clock-names = "apb_pclk";
+
+ in-ports {
+ port {
+ tpiu_in: endpoint {
+ remote-endpoint =
+ <&replicator0_out1>;
+ };
+ };
+ };
+ };
+ };
+};
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