bindings/arm/qcom%2Ccoresight-tpda.yaml

1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
4 ---
5 $id: http://devicetree.org/schemas/arm/qcom,coresight-tpda.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Trace, Profiling and Diagnostics Aggregator - TPDA
15   task for free-flowing data from TPDM (i.e. CMB and DSB data set flows).
19   TPDM source to TMC sink. TPDM can directly connect to TPDA's inport or
23   Enable coresight sink first.
25   echo 1 > /sys/bus/coresight/devices/tmc_etf0/enable_sink
26   echo 1 > /sys/bus/coresight/devices/tpdm0/enable_source
27   echo 1 > /sys/bus/coresight/devices/tpdm0/integration_test
28   echo 2 > /sys/bus/coresight/devices/tpdm0/integration_test
30   The test data will be collected in the coresight sink which is enabled.
36   - Mao Jinlong <quic_jinlmao@quicinc.com>
37   - Tao Zhang <quic_taozha@quicinc.com>
45           - qcom,coresight-tpda
47     - compatible
51     pattern: "^tpda(@[0-9a-f]+)$"
54       - const: qcom,coresight-tpda
55       - const: arm,primecell
63   clock-names:
65       - const: apb_pclk
67   in-ports:
72   out-ports:
74       Output connections from the TPDA to legacy CoreSight trace bus.
80           Output connection from the TPDA to legacy CoreSight Trace bus.
84   - compatible
85   - reg
86   - clocks
87   - clock-names
88   - in-ports
89   - out-ports
95   - |
97       compatible = "qcom,coresight-tpda", "arm,primecell";
101       clock-names = "apb_pclk";
103       in-ports {
104         #address-cells = <1>;
105         #size-cells = <0>;
110             remote-endpoint = <&tpdm_dcc_out_tpda_qdss_0>;
115       out-ports {
118             remote-endpoint = <&funnel_in0_in_tpda_qdss>;