arm64: dts: sprd: adding coresight entries to Spreadtrum SC9836

Support only for ETF, FUNNEL, STM are included currently.
Support for ETM, TPIU and the replicator linked to it are not included in
this version patch.

Signed-off-by: Chunyan Zhang <zhang.chunyan@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>

1 files changed, 55 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/sprd/sc9836.dtsi b/arch/arm64/boot/dts/sprd/sc9836.dtsi
index f92f1b4..ee34e1a 100644
--- a/arch/arm64/boot/dts/sprd/sc9836.dtsi
+++ b/arch/arm64/boot/dts/sprd/sc9836.dtsi
@@ -45,6 +45,61 @@
 		};
 	};
 
+	etf@10003000 {
+		compatible = "arm,coresight-tmc", "arm,primecell";
+		reg = <0 0x10003000 0 0x1000>;
+		clocks = <&clk26mhz>;
+		clock-names = "apb_pclk";
+		port {
+			etf_in: endpoint {
+				slave-mode;
+				remote-endpoint = <&funnel_out_port0>;
+			};
+		};
+	};
+
+	funnel@10001000 {
+		compatible = "arm,coresight-funnel", "arm,primecell";
+		reg = <0 0x10001000 0 0x1000>;
+		clocks = <&clk26mhz>;
+		clock-names = "apb_pclk";
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			/* funnel output port */
+			port@0 {
+				reg = <0>;
+				funnel_out_port0: endpoint {
+					remote-endpoint = <&etf_in>;
+				};
+			};
+
+			/* funnel input port 0~3 is reserved for ETMs */
+			port@1 {
+				reg = <4>;
+				funnel_in_port4: endpoint {
+					slave-mode;
+					remote-endpoint = <&stm_out>;
+				};
+			};
+		};
+	};
+
+	stm@10006000 {
+		compatible = "arm,coresight-stm", "arm,primecell";
+		reg = <0 0x10006000 0 0x1000>,
+		      <0 0x01000000 0 0x180000>;
+		reg-names = "stm-base", "stm-stimulus-base";
+		clocks = <&clk26mhz>;
+		clock-names = "apb_pclk";
+		port {
+			stm_out: endpoint {
+				remote-endpoint = <&funnel_in_port4>;
+			};
+		};
+	};
+
 	gic: interrupt-controller@12001000 {
 		compatible = "arm,gic-400";
 		reg = <0 0x12001000 0 0x1000>,