@@ -152,3 +152,244 @@
/include/ "juno-motherboard.dtsi"
};
+
+ etf@20010000 {
+ compatible = "arm,coresight-tmc", "arm,primecell";
+ reg = <0 0x20010000 0 0x1000>;
+
+ clocks = <&soc_smc50mhz>;
+ clock-names = "apb_pclk";
+ port {
+ etf_in_port: endpoint {
+ slave-mode;
+ remote-endpoint = <&main_funnel_out_port>;
+ };
+ };
+ };
+
+ main_funnel@20040000 {
+ compatible = "arm,coresight-funnel", "arm,primecell";
+ reg = <0 0x20040000 0 0x1000>;
+
+ clocks = <&soc_smc50mhz>;
+ clock-names = "apb_pclk";
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* output port */
+ port@0 {
+ reg = <0>;
+ main_funnel_out_port: endpoint {
+ remote-endpoint =
+ <&etf_in_port>;
+ };
+ };
+
+ /*
+ * input ports:
+ * port 0: Funnel Cortex-A57
+ * port 1: Funnel Cortex-A53
+ * port 2: STM
+ * port 3: Funnel SCP
+ * port 4: System profiler
+ * port 5: ATB extension interfaces
+ * port 6: ATB extension interfaces
+ */
+ port@1 {
+ reg = <0>;
+ main_funnel_in_port0: endpoint {
+ slave-mode;
+ remote-endpoint =
+ <&A57_funnel_out_port>;
+ };
+ };
+
+ port@2 {
+ reg = <1>;
+ main_funnel_in_port1: endpoint {
+ slave-mode;
+ remote-endpoint = <&A53_etm0_out_port>;
+ };
+ };
+
+ };
+ };
+
+ A57_funnel@220c0000 {
+ compatible = "arm,coresight-funnel", "arm,primecell";
+ reg = <0 0x220c0000 0 0x1000>;
+
+ clocks = <&soc_smc50mhz>;
+ clock-names = "apb_pclk";
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* output port */
+ port@0 {
+ reg = <0>;
+ A57_funnel_out_port: endpoint {
+ remote-endpoint =
+ <&main_funnel_in_port0>;
+ };
+ };
+
+ /* input ports */
+ port@1 {
+ reg = <0>;
+ A57_funnel_in_port0: endpoint {
+ slave-mode;
+ remote-endpoint = <&A57_etm0_out_port>;
+ };
+ };
+
+ port@2 {
+ reg = <1>;
+ A57_funnel_in_port1: endpoint {
+ slave-mode;
+ remote-endpoint = <&A57_etm1_out_port>;
+ };
+ };
+
+ /* input port 2 to 6 are not connected */
+ };
+ };
+
+ A53_funnel@220c0000 {
+ compatible = "arm,coresight-funnel", "arm,primecell";
+ reg = <0 0x230c0000 0 0x1000>;
+
+ clocks = <&soc_smc50mhz>;
+ clock-names = "apb_pclk";
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* output port */
+ port@0 {
+ reg = <0>;
+ A53_funnel_out_port: endpoint {
+ remote-endpoint =
+ <&main_funnel_in_port1>;
+ };
+ };
+
+ /* input port */
+ port@1 {
+ reg = <0>;
+ A53_funnel_in_port0: endpoint {
+ slave-mode;
+ remote-endpoint = <&A53_etm0_out_port>;
+ };
+ };
+
+ port@2 {
+ reg = <1>;
+ A53_funnel_in_port1: endpoint {
+ slave-mode;
+ remote-endpoint = <&A53_etm1_out_port>;
+ };
+ };
+ port@3 {
+ reg = <2>;
+ A53_funnel_in_port2: endpoint {
+ slave-mode;
+ remote-endpoint = <&A53_etm2_out_port>;
+ };
+ };
+ port@4 {
+ reg = <3>;
+ A53_funnel_in_port3: endpoint {
+ slave-mode;
+ remote-endpoint = <&A53_etm3_out_port>;
+ };
+ };
+
+ /* input port 4 to 6 are not connected */
+ };
+ };
+
+ etm@22040000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0x22040000 0 0x1000>;
+
+ cpu = <&A57_0>;
+ clocks = <&soc_smc50mhz>;
+ clock-names = "apb_pclk";
+ port {
+ A57_etm0_out_port: endpoint {
+ remote-endpoint = <&A57_funnel_in_port0>;
+ };
+ };
+ };
+
+ etm@22140000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0x22140000 0 0x1000>;
+
+ cpu = <&A57_1>;
+ clocks = <&soc_smc50mhz>;
+ clock-names = "apb_pclk";
+ port {
+ A57_etm1_out_port: endpoint {
+ remote-endpoint = <&A57_funnel_in_port1>;
+ };
+ };
+ };
+
+ etm@23040000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0x23040000 0 0x1000>;
+
+ cpu = <&A53_0>;
+ clocks = <&soc_smc50mhz>;
+ clock-names = "apb_pclk";
+ port {
+ A53_etm0_out_port: endpoint {
+ remote-endpoint = <&A53_funnel_in_port0>;
+ };
+ };
+ };
+
+ etm@23140000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0x23140000 0 0x1000>;
+
+ cpu = <&A53_1>;
+ clocks = <&soc_smc50mhz>;
+ clock-names = "apb_pclk";
+ port {
+ A53_etm1_out_port: endpoint {
+ remote-endpoint = <&A53_funnel_in_port1>;
+ };
+ };
+ };
+
+ etm@23240000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0x23240000 0 0x1000>;
+
+ cpu = <&A53_2>;
+ clocks = <&soc_smc50mhz>;
+ clock-names = "apb_pclk";
+ port {
+ A53_etm2_out_port: endpoint {
+ remote-endpoint = <&A53_funnel_in_port2>;
+ };
+ };
+ };
+
+ etm@23340000 {
+ compatible = "arm,coresight-etm4x", "arm,primecell";
+ reg = <0 0x23340000 0 0x1000>;
+
+ cpu = <&A53_3>;
+ clocks = <&soc_smc50mhz>;
+ clock-names = "apb_pclk";
+ port {
+ A53_etm3_out_port: endpoint {
+ remote-endpoint = <&A53_funnel_in_port3>;
+ };
+ };
+ };
This patch adds support for coresight components. More specifically it has definitions for the A53/57 tracers, the A53/57 cluster funnels, the main funnel and the ETF configured in circular buffer mode. Support for other coresight IP blocks have not been addressed yet. Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> --- arch/arm64/boot/dts/arm/juno-base.dtsi | 241 +++++++++++++++++++++++++++++++++ 1 file changed, 241 insertions(+)