On 11 May 2015 at 02:31, Ivan T. Ivanov <ivan.ivanov@xxxxxxxxxx> wrote: > Add initial set of CoreSight components found on Qualcomm's 8x16 chipset. > > Signed-off-by: Ivan T. Ivanov <ivan.ivanov@xxxxxxxxxx> > --- > > Changes since v2 [1]: > * Added "1x" to "qcom,coresight-replicator" compatible string, to match what > devicetree bindings documentations says. > > [1] http://www.spinics.net/lists/devicetree/msg77768.html > > arch/arm64/boot/dts/qcom/msm8916-coresight.dtsi | 254 ++++++++++++++++++++++++ > 1 file changed, 254 insertions(+) > create mode 100644 arch/arm64/boot/dts/qcom/msm8916-coresight.dtsi > > diff --git a/arch/arm64/boot/dts/qcom/msm8916-coresight.dtsi b/arch/arm64/boot/dts/qcom/msm8916-coresight.dtsi > new file mode 100644 > index 0000000..900f1f4 > --- /dev/null > +++ b/arch/arm64/boot/dts/qcom/msm8916-coresight.dtsi > @@ -0,0 +1,254 @@ > +/* > + * Copyright (c) 2013 - 2015, The Linux Foundation. All rights reserved. > + * > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public License version 2 and > + * only version 2 as published by the Free Software Foundation. > + * > + * This program is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + */ > + > +&soc { > + > + tpiu@820000 { > + compatible = "arm,coresight-tpiu", "arm,primecell"; > + reg = <0x820000 0x1000>; > + > + clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > + clock-names = "apb_pclk", "atclk"; > + > + port { > + tpiu_in: endpoint { > + slave-mode; > + remote-endpoint = <&replicator_out1>; > + }; > + }; > + }; > + > + funnel@821000 { > + compatible = "arm,coresight-funnel", "arm,primecell"; > + reg = <0x821000 0x1000>; > + > + clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > + clock-names = "apb_pclk", "atclk"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + /* > + * Not described input ports: > + * 0 - connected to Resource and Power Manger CPU ETM > + * 1 - not-connected > + * 2 - connected to Modem CPU ETM > + * 3 - not-connected > + * 5 - not-connected > + * 6 - connected trought funnel to Wireless CPU ETM > + * 7 - connected to STM component > + */ > + port@4 { > + reg = <4>; > + funnel0_in4: endpoint { > + slave-mode; > + remote-endpoint = <&funnel1_out>; > + }; > + }; > + port@8 { > + reg = <0>; > + funnel0_out: endpoint { > + remote-endpoint = <&etf_in>; > + }; > + }; > + }; > + }; > + > + replicator@824000 { > + compatible = "qcom,coresight-replicator1x", "arm,primecell"; > + reg = <0x824000 0x1000>; > + > + clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > + clock-names = "apb_pclk", "atclk"; > + > + 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>; > + }; > + }; > + port@2 { > + reg = <0>; > + replicator_in: endpoint { > + slave-mode; > + remote-endpoint = <&etf_out>; > + }; > + }; > + }; > + }; > + > + etf@825000 { > + compatible = "arm,coresight-tmc", "arm,primecell"; > + reg = <0x825000 0x1000>; > + > + clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > + clock-names = "apb_pclk", "atclk"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + etf_out: endpoint { > + slave-mode; > + remote-endpoint = <&funnel0_out>; > + }; > + }; > + port@1 { > + reg = <0>; > + etf_in: endpoint { > + remote-endpoint = <&replicator_in>; > + }; > + }; > + }; > + }; > + > + etr@826000 { > + compatible = "arm,coresight-tmc", "arm,primecell"; > + reg = <0x826000 0x1000>; > + > + clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > + clock-names = "apb_pclk", "atclk"; > + > + port { > + etr_in: endpoint { > + slave-mode; > + remote-endpoint = <&replicator_out0>; > + }; > + }; > + }; > + > + funnel@841000 { /* APSS funnel only 4 inputs are used */ > + compatible = "arm,coresight-funnel", "arm,primecell"; > + reg = <0x841000 0x1000>; > + > + clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > + clock-names = "apb_pclk", "atclk"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + funnel1_in0: endpoint { > + slave-mode; > + remote-endpoint = <&etm0_out>; > + }; > + }; > + port@1 { > + reg = <1>; > + funnel1_in1: endpoint { > + slave-mode; > + remote-endpoint = <&etm1_out>; > + }; > + }; > + port@2 { > + reg = <2>; > + funnel1_in2: endpoint { > + slave-mode; > + remote-endpoint = <&etm2_out>; > + }; > + }; > + port@3 { > + reg = <3>; > + funnel1_in3: endpoint { > + slave-mode; > + remote-endpoint = <&etm3_out>; > + }; > + }; > + port@4 { > + reg = <0>; > + funnel1_out: endpoint { > + remote-endpoint = <&funnel0_in4>; > + }; > + }; > + }; > + }; > + > + etm@85c000 { > + compatible = "arm,coresight-etm4x", "arm,primecell"; > + reg = <0x85c000 0x1000>; > + > + clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > + clock-names = "apb_pclk", "atclk"; > + > + cpu = <&CPU0>; > + > + port { > + etm0_out: endpoint { > + remote-endpoint = <&funnel1_in0>; > + }; > + }; > + }; > + > + etm@85d000 { > + compatible = "arm,coresight-etm4x", "arm,primecell"; > + reg = <0x85d000 0x1000>; > + > + clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > + clock-names = "apb_pclk", "atclk"; > + > + cpu = <&CPU1>; > + > + port { > + etm1_out: endpoint { > + remote-endpoint = <&funnel1_in1>; > + }; > + }; > + }; > + > + etm@85e000 { > + compatible = "arm,coresight-etm4x", "arm,primecell"; > + reg = <0x85e000 0x1000>; > + > + clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > + clock-names = "apb_pclk", "atclk"; > + > + cpu = <&CPU2>; > + > + port { > + etm2_out: endpoint { > + remote-endpoint = <&funnel1_in2>; > + }; > + }; > + }; > + > + etm@85f000 { > + compatible = "arm,coresight-etm4x", "arm,primecell"; > + reg = <0x85f000 0x1000>; > + > + clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > + clock-names = "apb_pclk", "atclk"; > + > + cpu = <&CPU3>; > + > + port { > + etm3_out: endpoint { > + remote-endpoint = <&funnel1_in3>; > + }; > + }; > + }; > +}; > -- > 1.9.1 > Kumar, I'm happy with this DT specification for Coresight. Since I'm taking the driver it would likely make more sense for this to go through my tree. Could you please have a look and give me your ack? Thanks, Mathieu -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
