From 71c2ac9a2a3da9ba986d3f9e6aa1ffdb04bc5b25 Mon Sep 17 00:00:00 2001 From: Frank Li Date: Mon, 15 May 2023 11:01:49 -0400 Subject: [PATCH] arm64: dts: imx8mp: Add coresight trace components MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add coresight trace components (ETM, ETF, ETB and Funnel). ┌───────┐ ┌───────┐ ┌───────┐ │ CPU0 ├─►│ ETM0 ├─►│ │ └───────┘ └───────┘ │ │ │ │ ┌───────┐ ┌───────┐ │ ATP │ │ CPU1 ├─►│ ETM1 ├─►│ │ └───────┘ └───────┘ │ │ │ FUNNEL│ ┌───────┐ ┌───────┐ │ │ │ CPU2 ├─►│ ETM2 ├─►│ │ └───────┘ └───────┘ │ │ ┌─────┐ ┌─────┐ │ │ │ │ │ │ ┌───────┐ ┌───────┐ │ │ │ M7 │ │ DSP │ │ CPU3 ├─►│ ETM3 ├─►│ │ │ │ │ │ └───────┘ └───────┘ └───┬───┘ └──┬──┘ └──┬──┘ AXI │ │ │ ▲ ▼ ▼ ▼ │ ┌───────────────────────────┐ ┌─────┐ ┌─┴──┐ │ ATP FUNNEL ├──►│ETF ├─► │ETR │ └───────────────────────────┘ └─────┘ └────┘ Signed-off-by: Frank Li Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/imx8mp.dtsi | 204 ++++++++++++++++++++++++++++++ 1 file changed, 204 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index dbd97a7..f645a09 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -304,6 +304,210 @@ nvmem-cells = <&imx8mp_uid>; nvmem-cell-names = "soc_unique_id"; + etm0: etm@28440000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0x28440000 0x10000>; + arm,primecell-periphid = <0xbb95d>; + cpu = <&A53_0>; + clocks = <&clk IMX8MP_CLK_MAIN_AXI>; + clock-names = "apb_pclk"; + + out-ports { + port { + etm0_out_port: endpoint { + remote-endpoint = <&ca_funnel_in_port0>; + }; + }; + }; + }; + + etm1: etm@28540000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0x28540000 0x10000>; + arm,primecell-periphid = <0xbb95d>; + cpu = <&A53_1>; + clocks = <&clk IMX8MP_CLK_MAIN_AXI>; + clock-names = "apb_pclk"; + + out-ports { + port { + etm1_out_port: endpoint { + remote-endpoint = <&ca_funnel_in_port1>; + }; + }; + }; + }; + + etm2: etm@28640000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0x28640000 0x10000>; + arm,primecell-periphid = <0xbb95d>; + cpu = <&A53_2>; + clocks = <&clk IMX8MP_CLK_MAIN_AXI>; + clock-names = "apb_pclk"; + + out-ports { + port { + etm2_out_port: endpoint { + remote-endpoint = <&ca_funnel_in_port2>; + }; + }; + }; + }; + + etm3: etm@28740000 { + compatible = "arm,coresight-etm4x", "arm,primecell"; + reg = <0x28740000 0x10000>; + arm,primecell-periphid = <0xbb95d>; + cpu = <&A53_3>; + clocks = <&clk IMX8MP_CLK_MAIN_AXI>; + clock-names = "apb_pclk"; + + out-ports { + port { + etm3_out_port: endpoint { + remote-endpoint = <&ca_funnel_in_port3>; + }; + }; + }; + }; + + 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"; + + in-ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + ca_funnel_in_port0: endpoint { + remote-endpoint = <&etm0_out_port>; + }; + }; + + port@1 { + reg = <1>; + + ca_funnel_in_port1: endpoint { + remote-endpoint = <&etm1_out_port>; + }; + }; + + port@2 { + reg = <2>; + + ca_funnel_in_port2: endpoint { + remote-endpoint = <&etm2_out_port>; + }; + }; + + port@3 { + reg = <3>; + + ca_funnel_in_port3: endpoint { + remote-endpoint = <&etm3_out_port>; + }; + }; + }; + + out-ports { + port { + ca_funnel_out_port0: endpoint { + remote-endpoint = <&hugo_funnel_in_port0>; + }; + }; + }; + }; + + funnel@28c03000 { + compatible = "arm,coresight-dynamic-funnel", "arm,primecell"; + reg = <0x28c03000 0x1000>; + clocks = <&clk IMX8MP_CLK_MAIN_AXI>; + clock-names = "apb_pclk"; + + in-ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + hugo_funnel_in_port0: endpoint { + remote-endpoint = <&ca_funnel_out_port0>; + }; + }; + + port@1 { + reg = <1>; + + hugo_funnel_in_port1: endpoint { + /* M7 input */ + }; + }; + + port@2 { + reg = <2>; + + hugo_funnel_in_port2: endpoint { + /* DSP input */ + }; + }; + /* the other input ports are not connect to anything */ + }; + + out-ports { + port { + hugo_funnel_out_port0: endpoint { + remote-endpoint = <&etf_in_port>; + }; + }; + }; + }; + + etf@28c04000 { + compatible = "arm,coresight-tmc", "arm,primecell"; + reg = <0x28c04000 0x1000>; + clocks = <&clk IMX8MP_CLK_MAIN_AXI>; + clock-names = "apb_pclk"; + + 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@28c06000 { + compatible = "arm,coresight-tmc", "arm,primecell"; + reg = <0x28c06000 0x1000>; + clocks = <&clk IMX8MP_CLK_MAIN_AXI>; + clock-names = "apb_pclk"; + + in-ports { + port { + etr_in_port: endpoint { + remote-endpoint = <&etf_out_port>; + }; + }; + }; + }; + aips1: bus@30000000 { compatible = "fsl,aips-bus", "simple-bus"; reg = <0x30000000 0x400000>; -- 2.7.4