Re: [PATCHv7 1/6] arm64: dts: qcom: sdm845: Add Coresight support

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On Thu, 31 Jan 2019 at 17:53, Sai Prakash Ranjan
<saiprakash.ranjan@xxxxxxxxxxxxxx> wrote:
>
> Add coresight components found on Qualcomm SDM845 SoC.
>
> Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@xxxxxxxxxxxxxx>
>
> ---
> For testing, all dependent patches are in below tree:
>  * https://github.com/saiprakash-ranjan/linux/tree/coresight-next
>
> - Depends on AOSS QMP side channel patches by Bjorn Andersson [1] - [4].
> - AMBA bus pclk change [5].
> - Also depends on patch ("arm64: dts: qcom: sdm845: Increase address
>   and size cells for soc") [6].
>
> [1] https://lore.kernel.org/lkml/20190131003933.11436-5-bjorn.andersson@xxxxxxxxxx/
> [2] https://lore.kernel.org/lkml/20190131003933.11436-6-bjorn.andersson@xxxxxxxxxx/
> [3] https://lore.kernel.org/lkml/20190131003933.11436-7-bjorn.andersson@xxxxxxxxxx/
> [4] https://lore.kernel.org/lkml/20190131003933.11436-10-bjorn.andersson@xxxxxxxxxx/
> [5] https://lore.kernel.org/lkml/20190131020141.28352-1-bjorn.andersson@xxxxxxxxxx/
> [6] https://lore.kernel.org/lkml/20190117042940.25487-2-bjorn.andersson@xxxxxxxxxx/
> ---
>  arch/arm64/boot/dts/qcom/sdm845.dtsi | 434 +++++++++++++++++++++++++++
>  1 file changed, 434 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index e2aaaa233e45..4121aac6d086 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -1349,6 +1349,440 @@
>                         };
>                 };
>
> +               stm@6002000 {
> +                       compatible = "arm,coresight-stm", "arm,primecell";
> +                       reg = <0 0x06002000 0 0x1000>,
> +                             <0 0x16280000 0 0x180000>;
> +                       reg-names = "stm-base", "stm-stimulus-base";
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       stm_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&funnel0_in7>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               funnel@6041000 {
> +                       compatible = "arm,coresight-funnel", "arm,primecell";
> +                       reg = <0 0x06041000 0 0x1000>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       funnel0_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&merge_funnel_in0>;
> +                                       };
> +                               };
> +                       };
> +
> +                       in-ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@7 {
> +                                       reg = <7>;
> +                                       funnel0_in7: endpoint {
> +                                               remote-endpoint = <&stm_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               funnel@6043000 {
> +                       compatible = "arm,coresight-funnel", "arm,primecell";
> +                       reg = <0 0x06043000 0 0x1000>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       funnel2_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&merge_funnel_in2>;
> +                                       };
> +                               };
> +                       };
> +
> +                       in-ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@5 {
> +                                       reg = <5>;
> +                                       funnel2_in5: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_merge_funnel_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               funnel@6045000 {
> +                       compatible = "arm,coresight-funnel", "arm,primecell";
> +                       reg = <0 0x06045000 0 0x1000>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       merge_funnel_out: endpoint {
> +                                               remote-endpoint = <&etf_in>;
> +                                       };
> +                               };
> +                       };
> +
> +                       in-ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@0 {
> +                                       reg = <0>;
> +                                       merge_funnel_in0: endpoint {
> +                                               remote-endpoint =
> +                                                 <&funnel0_out>;
> +                                       };
> +                               };
> +
> +                               port@2 {
> +                                       reg = <2>;
> +                                       merge_funnel_in2: endpoint {
> +                                               remote-endpoint =
> +                                                 <&funnel2_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               replicator@6046000 {
> +                       compatible = "arm,coresight-dynamic-replicator", "arm,primecell";
> +                       reg = <0 0x06046000 0 0x1000>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       replicator_out: endpoint {
> +                                               remote-endpoint = <&etr_in>;
> +                                       };
> +                               };
> +                       };
> +
> +                       in-ports {
> +                               port {
> +                                       replicator_in: endpoint {
> +                                               remote-endpoint = <&etf_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etf@6047000 {
> +                       compatible = "arm,coresight-tmc", "arm,primecell";
> +                       reg = <0 0x06047000 0 0x1000>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       etf_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&replicator_in>;
> +                                       };
> +                               };
> +                       };
> +
> +                       in-ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@1 {
> +                                       reg = <1>;
> +                                       etf_in: endpoint {
> +                                               remote-endpoint =
> +                                                 <&merge_funnel_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etr@6048000 {
> +                       compatible = "arm,coresight-tmc", "arm,primecell";
> +                       reg = <0 0x06048000 0 0x1000>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +                       arm,scatter-gather;
> +
> +                       in-ports {
> +                               port {
> +                                       etr_in: endpoint {
> +                                               remote-endpoint =
> +                                                 <&replicator_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etm@7040000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x07040000 0 0x1000>;
> +
> +                       cpu = <&CPU0>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       etm0_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_funnel_in0>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etm@7140000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x07140000 0 0x1000>;
> +
> +                       cpu = <&CPU1>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       etm1_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_funnel_in1>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etm@7240000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x07240000 0 0x1000>;
> +
> +                       cpu = <&CPU2>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       etm2_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_funnel_in2>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etm@7340000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x07340000 0 0x1000>;
> +
> +                       cpu = <&CPU3>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       etm3_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_funnel_in3>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etm@7440000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x07440000 0 0x1000>;
> +
> +                       cpu = <&CPU4>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       etm4_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_funnel_in4>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etm@7540000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x07540000 0 0x1000>;
> +
> +                       cpu = <&CPU5>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       etm5_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_funnel_in5>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etm@7640000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x07640000 0 0x1000>;
> +
> +                       cpu = <&CPU6>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       etm6_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_funnel_in6>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               etm@7740000 {
> +                       compatible = "arm,coresight-etm4x", "arm,primecell";
> +                       reg = <0 0x07740000 0 0x1000>;
> +
> +                       cpu = <&CPU7>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       etm7_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_funnel_in7>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               funnel@7800000 { /* APSS Funnel */
> +                       compatible = "arm,coresight-funnel", "arm,primecell";
> +                       reg = <0 0x07800000 0 0x1000>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       apss_funnel_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_merge_funnel_in>;
> +                                       };
> +                               };
> +                       };
> +
> +                       in-ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@0 {
> +                                       reg = <0>;
> +                                       apss_funnel_in0: endpoint {
> +                                               remote-endpoint =
> +                                                 <&etm0_out>;
> +                                       };
> +                               };
> +
> +                               port@1 {
> +                                       reg = <1>;
> +                                       apss_funnel_in1: endpoint {
> +                                               remote-endpoint =
> +                                                 <&etm1_out>;
> +                                       };
> +                               };
> +
> +                               port@2 {
> +                                       reg = <2>;
> +                                       apss_funnel_in2: endpoint {
> +                                               remote-endpoint =
> +                                                 <&etm2_out>;
> +                                       };
> +                               };
> +
> +                               port@3 {
> +                                       reg = <3>;
> +                                       apss_funnel_in3: endpoint {
> +                                               remote-endpoint =
> +                                                 <&etm3_out>;
> +                                       };
> +                               };
> +
> +                               port@4 {
> +                                       reg = <4>;
> +                                       apss_funnel_in4: endpoint {
> +                                               remote-endpoint =
> +                                                 <&etm4_out>;
> +                                       };
> +                               };
> +
> +                               port@5 {
> +                                       reg = <5>;
> +                                       apss_funnel_in5: endpoint {
> +                                               remote-endpoint =
> +                                                 <&etm5_out>;
> +                                       };
> +                               };
> +
> +                               port@6 {
> +                                       reg = <6>;
> +                                       apss_funnel_in6: endpoint {
> +                                               remote-endpoint =
> +                                                 <&etm6_out>;
> +                                       };
> +                               };
> +
> +                               port@7 {
> +                                       reg = <7>;
> +                                       apss_funnel_in7: endpoint {
> +                                               remote-endpoint =
> +                                                 <&etm7_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               funnel@7810000 {
> +                       compatible = "arm,coresight-funnel", "arm,primecell";
> +                       reg = <0 0x07810000 0 0x1000>;
> +
> +                       power-domains = <&aoss_qmp AOSS_QMP_QDSS_CLK>;
> +
> +                       out-ports {
> +                               port {
> +                                       apss_merge_funnel_out: endpoint {
> +                                               remote-endpoint =
> +                                                 <&funnel2_in5>;
> +                                       };
> +                               };
> +                       };
> +
> +                       in-ports {
> +                               port {
> +                                       apss_merge_funnel_in: endpoint {
> +                                               remote-endpoint =
> +                                                 <&apss_funnel_out>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
>                 usb_1_hsphy: phy@88e2000 {
>                         compatible = "qcom,sdm845-qusb2-phy";
>                         reg = <0 0x088e2000 0 0x400>;
> --
> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
> of Code Aurora Forum, hosted by The Linux Foundation
>

Reviewed-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>



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