From: Vivek Gautam <vivek.gau...@codeaurora.org>

Enable coresight support by adding device nodes for the
available source, sinks and channel blocks on msm8996.

This also adds coresight cpu debug nodes.

Signed-off-by: Vivek Gautam <vivek.gau...@codeaurora.org>
Signed-off-by: Sai Prakash Ranjan <saiprakash.ran...@codeaurora.org>
---
 arch/arm64/boot/dts/qcom/msm8996.dtsi | 434 ++++++++++++++++++++++++++
 1 file changed, 434 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi 
b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 99b7495455a6..3406a10f40db 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -429,6 +429,440 @@
                        reg = <0x300000 0x90000>;
                };
 
+               stm@3002000 {
+                       compatible = "arm,coresight-stm", "arm,primecell";
+                       reg = <0x3002000 0x1000>,
+                             <0x8280000 0x180000>;
+                       reg-names = "stm-base", "stm-stimulus-base";
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       out-ports {
+                               port {
+                                       stm_out: endpoint {
+                                               remote-endpoint =
+                                                 <&funnel0_in>;
+                                       };
+                               };
+                       };
+               };
+
+               tpiu@3020000 {
+                       compatible = "arm,coresight-tpiu", "arm,primecell";
+                       reg = <0x3020000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       in-ports {
+                               port {
+                                       tpiu_in: endpoint {
+                                               remote-endpoint =
+                                                 <&replicator_out1>;
+                                       };
+                               };
+                       };
+               };
+
+               funnel@3021000 {
+                       compatible = "arm,coresight-funnel", "arm,primecell";
+                       reg = <0x3021000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       in-ports {
+                               port {
+                                       funnel0_in: endpoint {
+                                               remote-endpoint =
+                                                 <&stm_out>;
+                                       };
+                               };
+                       };
+
+                       out-ports {
+                               port {
+                                       funnel0_out: endpoint {
+                                               remote-endpoint =
+                                                 <&merge_funnel_in0>;
+                                       };
+                               };
+                       };
+               };
+
+               funnel@3022000 {
+                       compatible = "arm,coresight-funnel", "arm,primecell";
+                       reg = <0x3022000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       in-ports {
+                               port {
+                                       funnel1_in: endpoint {
+                                               remote-endpoint =
+                                                 <&apss_merge_funnel_out>;
+                                       };
+                               };
+                       };
+
+                       out-ports {
+                               port {
+                                       funnel1_out: endpoint {
+                                               remote-endpoint =
+                                                 <&merge_funnel_in1>;
+                                       };
+                               };
+                       };
+               };
+
+               funnel@3025000 {
+                       compatible = "arm,coresight-funnel", "arm,primecell";
+                       reg = <0x3025000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       in-ports {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               port@0 {
+                                       reg = <0>;
+                                       merge_funnel_in0: endpoint {
+                                               remote-endpoint =
+                                                 <&funnel0_out>;
+                                       };
+                               };
+
+                               port@1 {
+                                       reg = <1>;
+                                       merge_funnel_in1: endpoint {
+                                               remote-endpoint =
+                                                 <&funnel1_out>;
+                                       };
+                               };
+                       };
+
+                       out-ports {
+                               port {
+                                       merge_funnel_out: endpoint {
+                                               remote-endpoint =
+                                                 <&etf_in>;
+                                       };
+                               };
+                       };
+               };
+
+               replicator@3026000 {
+                       compatible = "arm,coresight-dynamic-replicator", 
"arm,primecell";
+                       reg = <0x3026000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       in-ports {
+                               port {
+                                       replicator_in: endpoint {
+                                               remote-endpoint =
+                                                 <&etf_out>;
+                                       };
+                               };
+                       };
+
+                       out-ports {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               port@0 {
+                                       reg = <0>;
+                                       replicator_out0: endpoint {
+                                               remote-endpoint =
+                                                 <&etr_in>;
+                                       };
+                               };
+
+                               port@1 {
+                                       reg = <1>;
+                                       replicator_out1: endpoint {
+                                               remote-endpoint =
+                                                 <&tpiu_in>;
+                                       };
+                               };
+                       };
+               };
+
+               etf@3027000 {
+                       compatible = "arm,coresight-tmc", "arm,primecell";
+                       reg = <0x3027000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       in-ports {
+                               port {
+                                       etf_in: endpoint {
+                                               remote-endpoint =
+                                                 <&merge_funnel_out>;
+                                       };
+                               };
+                       };
+
+                       out-ports {
+                               port {
+                                       etf_out: endpoint {
+                                               remote-endpoint =
+                                                 <&replicator_in>;
+                                       };
+                               };
+                       };
+               };
+
+               etr@3028000 {
+                       compatible = "arm,coresight-tmc", "arm,primecell";
+                       reg = <0x3028000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+                       arm,scatter-gather;
+
+                       in-ports {
+                               port {
+                                       etr_in: endpoint {
+                                               remote-endpoint =
+                                                 <&replicator_out0>;
+                                       };
+                               };
+                       };
+               };
+
+               debug@3810000 {
+                       compatible = "arm,coresight-cpu-debug", "arm,primecell";
+                       reg = <0x3810000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>;
+                       clock-names = "apb_pclk";
+
+                       cpu = <&CPU0>;
+               };
+
+               etm@3840000 {
+                       compatible = "arm,coresight-etm4x", "arm,primecell";
+                       reg = <0x3840000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       cpu = <&CPU0>;
+
+                       out-ports {
+                               port {
+                                       etm0_out: endpoint {
+                                               remote-endpoint =
+                                                 <&apss_funnel0_in0>;
+                                       };
+                               };
+                       };
+               };
+
+               debug@3910000 {
+                       compatible = "arm,coresight-cpu-debug", "arm,primecell";
+                       reg = <0x3910000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>;
+                       clock-names = "apb_pclk";
+
+                       cpu = <&CPU1>;
+               };
+
+               etm@3940000 {
+                       compatible = "arm,coresight-etm4x", "arm,primecell";
+                       reg = <0x3940000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       cpu = <&CPU1>;
+
+                       out-ports {
+                               port {
+                                       etm1_out: endpoint {
+                                               remote-endpoint =
+                                                 <&apss_funnel0_in1>;
+                                       };
+                               };
+                       };
+               };
+
+               funnel@39b0000 { /* APSS Funnel 0 */
+                       compatible = "arm,coresight-funnel", "arm,primecell";
+                       reg = <0x39b0000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       in-ports {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               port@0 {
+                                       reg = <0>;
+                                       apss_funnel0_in0: endpoint {
+                                               remote-endpoint = <&etm0_out>;
+                                       };
+                               };
+
+                               port@1 {
+                                       reg = <1>;
+                                       apss_funnel0_in1: endpoint {
+                                               remote-endpoint = <&etm1_out>;
+                                       };
+                               };
+                       };
+
+                       out-ports {
+                               port {
+                                       apss_funnel0_out: endpoint {
+                                               remote-endpoint =
+                                                 <&apss_merge_funnel_in0>;
+                                       };
+                               };
+                       };
+               };
+
+               debug@3a10000 {
+                       compatible = "arm,coresight-cpu-debug", "arm,primecell";
+                       reg = <0x3a10000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>;
+                       clock-names = "apb_pclk";
+
+                       cpu = <&CPU2>;
+               };
+
+               etm@3a40000 {
+                       compatible = "arm,coresight-etm4x", "arm,primecell";
+                       reg = <0x3a40000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       cpu = <&CPU2>;
+
+                       out-ports {
+                               port {
+                                       etm2_out: endpoint {
+                                               remote-endpoint =
+                                                 <&apss_funnel1_in0>;
+                                       };
+                               };
+                       };
+               };
+
+               debug@3b10000 {
+                       compatible = "arm,coresight-cpu-debug", "arm,primecell";
+                       reg = <0x3b10000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>;
+                       clock-names = "apb_pclk";
+
+                       cpu = <&CPU3>;
+               };
+
+               etm@3b40000 {
+                       compatible = "arm,coresight-etm4x", "arm,primecell";
+                       reg = <0x3b40000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       cpu = <&CPU3>;
+
+                       out-ports {
+                               port {
+                                       etm3_out: endpoint {
+                                               remote-endpoint =
+                                                 <&apss_funnel1_in1>;
+                                       };
+                               };
+                       };
+               };
+
+               funnel@3bb0000 { /* APSS Funnel 1 */
+                       compatible = "arm,coresight-funnel", "arm,primecell";
+                       reg = <0x3bb0000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       in-ports {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               port@0 {
+                                       reg = <0>;
+                                       apss_funnel1_in0: endpoint {
+                                               remote-endpoint = <&etm2_out>;
+                                       };
+                               };
+
+                               port@1 {
+                                       reg = <1>;
+                                       apss_funnel1_in1: endpoint {
+                                               remote-endpoint = <&etm3_out>;
+                                       };
+                               };
+                       };
+
+                       out-ports {
+                               port {
+                                       apss_funnel1_out: endpoint {
+                                               remote-endpoint =
+                                                 <&apss_merge_funnel_in1>;
+                                       };
+                               };
+                       };
+               };
+
+               funnel@3bc0000 {
+                       compatible = "arm,coresight-funnel", "arm,primecell";
+                       reg = <0x3bc0000 0x1000>;
+
+                       clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>;
+                       clock-names = "apb_pclk", "atclk";
+
+                       in-ports {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               port@0 {
+                                       reg = <0>;
+                                       apss_merge_funnel_in0: endpoint {
+                                               remote-endpoint =
+                                                 <&apss_funnel0_out>;
+                                       };
+                               };
+
+                               port@1 {
+                                       reg = <1>;
+                                       apss_merge_funnel_in1: endpoint {
+                                               remote-endpoint =
+                                                 <&apss_funnel1_out>;
+                                       };
+                               };
+                       };
+
+                       out-ports {
+                               port {
+                                       apss_merge_funnel_out: endpoint {
+                                               remote-endpoint =
+                                                 <&funnel1_in>;
+                                       };
+                               };
+                       };
+               };
+
                kryocc: clock-controller@6400000 {
                        compatible = "qcom,apcc-msm8996";
                        reg = <0x6400000 0x90000>;
-- 
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