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authorPeng Fan <peng.fan@nxp.com>2025-08-18 09:25:36 +0800
committerShawn Guo <shawnguo@kernel.org>2025-08-22 17:16:34 +0800
commit530141de4d6598f88924c5b2c4d9ee7b7c72db77 (patch)
tree1f6f070d08ed891763f678d706cc8033339fc500
parentc1288a46af3e5a6bac0ef67f0268ea893b9a7317 (diff)
downloadlinux-530141de4d6598f88924c5b2c4d9ee7b7c72db77.tar.gz
linux-530141de4d6598f88924c5b2c4d9ee7b7c72db77.zip
arm64: dts: imx95: Add coresight nodes
Add etf, etm, etr, funnel nodes for coresight. Signed-off-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Frank Li <Frank.Li@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
-rw-r--r--arch/arm64/boot/dts/freescale/imx95.dtsi104
1 files changed, 104 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
index adc63448aa15..56d782f423bb 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>;