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arm64: dts: imx8mq: Add coresight trace components

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Add coresight trace components (ETM, ETF, ETB and Funnel).

┌───────┐  ┌───────┐  ┌───────┐
│ CPU0  ├─►│ ETM0  ├─►│       │
└───────┘  └───────┘  │       │
                      │       │
┌───────┐  ┌───────┐  │  ATP  │
│ CPU1  ├─►│ ETM1  ├─►│       │
└───────┘  └───────┘  │       │
                      │ FUNNEL│
┌───────┐  ┌───────┐  │       │
│ CPU2  ├─►│ ETM2  ├─►│       │
└───────┘  └───────┘  │       │   ┌─────┐
                      │       │   │     │
┌───────┐  ┌───────┐  │       │   │ M4  │
│ CPU3  ├─►│ ETM3  ├─►│       │   │     │
└───────┘  └───────┘  └───┬───┘   └──┬──┘                        AXI
                          │          │                            ▲
                          ▼          ▼                            │
                      ┌───────────────────────────┐   ┌─────┐   ┌─┴──┐
                      │          ATP FUNNEL       ├──►│ ETF ├─► │ETR │
                      └───────────────────────────┘   └─────┘   └────┘

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Alexander Stein
2023-07-19 11:06:16 +02:00
committed by Shawn Guo
parent 5296d8f467
commit 8d58f4d27e
1 changed files with 192 additions and 0 deletions
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192
arch/arm64/boot/dts/freescale/imx8mq.dtsi
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@@ -330,6 +330,198 @@
nvmem-cells = <&imx8mq_uid>;
nvmem-cell-names = "soc_unique_id";
etm0: etm@28440000 {
compatible = "arm,coresight-etm4x", "arm,primecell";
reg = <0x28440000 0x1000>;
cpu = <&A53_0>;
clocks = <&clk IMX8MQ_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 0x1000>;
cpu = <&A53_1>;
clocks = <&clk IMX8MQ_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 0x1000>;
cpu = <&A53_2>;
clocks = <&clk IMX8MQ_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 0x1000>;
cpu = <&A53_3>;
clocks = <&clk IMX8MQ_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 IMX8MQ_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 {
/* M4 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 IMX8MQ_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 IMX8MQ_CLK_MAIN_AXI>;
clock-names = "apb_pclk";
in-ports {
port {
etr_in_port: endpoint {
remote-endpoint = <&etf_out_port>;
};
};
};
};
aips1: bus@30000000 { /* AIPS1 */
compatible = "fsl,aips-bus", "simple-bus";
reg = <0x30000000 0x400000>;