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From: Peng Fan <peng.fan@nxp.com>
To: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	Shawn Guo <shawnguo@kernel.org>,
	 Sascha Hauer <s.hauer@pengutronix.de>,
	 Pengutronix Kernel Team <kernel@pengutronix.de>,
	 Fabio Estevam <festevam@gmail.com>, Frank Li <Frank.Li@nxp.com>
Cc: devicetree@vger.kernel.org, imx@lists.linux.dev,
	 linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,  Peng Fan <peng.fan@nxp.com>
Subject: [PATCH v2 06/11] arm64: dts: imx95: Add coresight nodes
Date: Mon, 18 Aug 2025 09:25:36 +0800	[thread overview]
Message-ID: <20250818-imx9-dts-v2-6-8ba787fb5280@nxp.com> (raw)
In-Reply-To: <20250818-imx9-dts-v2-0-8ba787fb5280@nxp.com>

Add etf, etm, etr, funnel nodes for coresight.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx95.dtsi | 104 +++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
index adc63448aa15b148ca0eb8499ff5bc217fe8208e..56d782f423bbba6b38bc51369ab9535e8da2eae4 100644
--- a/arch/arm64/boot/dts/freescale/imx95.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx95.dtsi
@@ -492,6 +492,110 @@ soc {
 		#size-cells = <2>;
 		ranges;
 
+		etm0: etm@40840000 {
+			compatible = "arm,coresight-etm4x", "arm,primecell";
+			reg = <0x0 0x40840000 0x0 0x10000>;
+			arm,primecell-periphid = <0xbb95d>;
+			cpu = <&A55_0>;
+			clocks = <&scmi_clk IMX95_CLK_A55PERIPH>;
+			clock-names = "apb_pclk";
+			status = "disabled";
+
+			out-ports {
+				port {
+					etm0_out_port: endpoint {
+						remote-endpoint = <&ca_funnel_in_port0>;
+					};
+				};
+			};
+		};
+
+		funnel0: funnel {
+			/*
+			 * non-configurable funnel don't show up on the AMBA
+			 * bus.  As such no need to add "arm,primecell".
+			 */
+			compatible = "arm,coresight-static-funnel";
+			status = "disabled";
+
+			in-ports {
+				port {
+					ca_funnel_in_port0: endpoint {
+						remote-endpoint = <&etm0_out_port>;
+					};
+				};
+			};
+
+			out-ports {
+				port {
+					ca_funnel_out_port0: endpoint {
+						remote-endpoint = <&hugo_funnel_in_port0>;
+					};
+				};
+			};
+		};
+
+		funnel1: funnel-sys {
+			compatible = "arm,coresight-static-funnel";
+			status = "disabled";
+
+			in-ports {
+				port {
+					hugo_funnel_in_port0: endpoint {
+						remote-endpoint = <&ca_funnel_out_port0>;
+					};
+				};
+			};
+
+			out-ports {
+				port {
+					hugo_funnel_out_port0: endpoint {
+						remote-endpoint = <&etf_in_port>;
+					};
+				};
+			};
+		};
+
+		etf: etf@41030000 {
+			compatible = "arm,coresight-tmc", "arm,primecell";
+			reg = <0x0 0x41030000 0x0 0x1000>;
+			clocks = <&scmi_clk IMX95_CLK_A55PERIPH>;
+			clock-names = "apb_pclk";
+			status = "disabled";
+
+			in-ports {
+				port {
+					etf_in_port: endpoint {
+						remote-endpoint = <&hugo_funnel_out_port0>;
+					};
+				};
+			};
+
+			out-ports {
+				port {
+					etf_out_port: endpoint {
+						remote-endpoint = <&etr_in_port>;
+					};
+				};
+			};
+		};
+
+		etr: etr@41040000 {
+			compatible = "arm,coresight-tmc", "arm,primecell";
+			reg = <0x0 0x41040000 0x0 0x1000>;
+			clocks = <&scmi_clk IMX95_CLK_A55PERIPH>;
+			clock-names = "apb_pclk";
+			status = "disabled";
+
+			in-ports {
+				port {
+					etr_in_port: endpoint {
+						remote-endpoint = <&etf_out_port>;
+					};
+				};
+			};
+		};
+
 		aips2: bus@42000000 {
 			compatible = "fsl,aips-bus", "simple-bus";
 			reg = <0x0 0x42000000 0x0 0x800000>;

-- 
2.37.1


  parent reply	other threads:[~2025-08-18  1:26 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-18  1:25 [PATCH v2 00/11] arm64: dts: imx95: various updates Peng Fan
2025-08-18  1:25 ` [PATCH v2 01/11] arm64: dts: imx95: Correct the lpuart7 and lpuart8 srcid Peng Fan
2025-08-18 15:54   ` Frank Li
2025-08-18  1:25 ` [PATCH v2 02/11] arm64: dts: imx95: Add System Counter node Peng Fan
2025-08-18  1:25 ` [PATCH v2 03/11] arm64: dts: imx95: Add LMM/CPU nodes Peng Fan
2025-08-18  1:25 ` [PATCH v2 04/11] arm64: dts: imx95: Add more V2X MUs Peng Fan
2025-08-18  1:25 ` [PATCH v2 05/11] arm64: dts: imx95: Add OCOTP node Peng Fan
2025-08-18  1:25 ` Peng Fan [this message]
2025-08-18 15:55   ` [PATCH v2 06/11] arm64: dts: imx95: Add coresight nodes Frank Li
2025-08-18  1:25 ` [PATCH v2 07/11] arm64: dts: imx95-evk: Update alias Peng Fan
2025-08-18  1:25 ` [PATCH v2 08/11] arm64: dts: imx95-19x19-evk: Add Tsettle delay in m2 regulator Peng Fan
2025-08-18  1:25 ` [PATCH v2 09/11] arm64: dts: imx95-19x19-evk: Add pca9632 node Peng Fan
2025-08-18  1:25 ` [PATCH v2 10/11] arm64: dts: imx95-19x19-evk: Add pf09 and pf53 thermal zones Peng Fan
2025-08-18  1:25 ` [PATCH v2 11/11] arm64: dts: imx95-15x15-evk: Change pinctrl settings for usdhc2 Peng Fan
2025-08-18 18:24 ` [PATCH v2 00/11] arm64: dts: imx95: various updates Rob Herring (Arm)
2025-08-19  1:19   ` Peng Fan
2025-08-22  9:17 ` Shawn Guo

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