From 530141de4d6598f88924c5b2c4d9ee7b7c72db77 Mon Sep 17 00:00:00 2001 From: Peng Fan Date: Mon, 18 Aug 2025 09:25:36 +0800 Subject: [PATCH] arm64: dts: imx95: Add coresight nodes Add etf, etm, etr, funnel nodes for coresight. Signed-off-by: Peng Fan Reviewed-by: Frank Li Signed-off-by: Shawn Guo --- 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 adc63448aa15b..56d782f423bbb 100644 --- a/arch/arm64/boot/dts/freescale/imx95.dtsi +++ b/arch/arm64/boot/dts/freescale/imx95.dtsi @@ -492,6 +492,110 @@ #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>; -- 2.47.3