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

1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
4 ---
5 $id: http://devicetree.org/schemas/arm/qcom,coresight-tpdm.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Trace, Profiling and Diagnostics Monitor - TPDM
13   Basic Counts (BC), Tenure Counts (TC), Continuous Multi-Bit (CMB), and Discrete
19   sources and send it to a TPDA for packetization, timestamping, and funneling.
22   - Mao Jinlong <quic_jinlmao@quicinc.com>
23   - Tao Zhang <quic_taozha@quicinc.com>
31           - qcom,coresight-tpdm
33     - compatible
37     pattern: "^tpdm(@[0-9a-f]+)$"
40       - const: qcom,coresight-tpdm
41       - const: arm,primecell
47   qcom,dsb-element-bits:
51       is enabled. DSB element size currently only supports 32-bit and 64-bit.
54   qcom,cmb-element-bits:
56       Specifies the CMB(Continuous Multi-Bit) element size supported by
58       is enabled. CMB element size currently only supports 8-bit, 32-bit
59       and 64-bit.
62   qcom,dsb-msrs-num:
71   qcom,cmb-msrs-num:
83   clock-names:
85       - const: apb_pclk
87   out-ports:
89       Output connections from the TPDM to coresight funnel/TPDA.
94         description: Output connection from the TPDM to coresight
95             funnel/TPDA.
99   - compatible
100   - reg
101   - clocks
102   - clock-names
107   # minimum TPDM definition. TPDM connect to coresight TPDA.
108   - |
110       compatible = "qcom,coresight-tpdm", "arm,primecell";
113       qcom,dsb-element-bits = <32>;
114       qcom,dsb-msrs-num = <16>;
117       clock-names = "apb_pclk";
119       out-ports {
122             remote-endpoint =
130       compatible = "qcom,coresight-tpdm", "arm,primecell";
133       qcom,cmb-element-bits = <64>;
134       qcom,cmb-msrs-num = <32>;
137       clock-names = "apb_pclk";
139       out-ports {
142             remote-endpoint = <&funnel_center_in_tpdm_ipcc>;