Documentation/devicetree/bindings/soc/qcom/qcom,dcc.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/soc/qcom/qcom,dcc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Data Capture and Compare
   8
   9 maintainers:
  10   - Souradeep Chowdhury <quic_schowdhu@quicinc.com>
  11
  12 description: |
  13     DCC (Data Capture and Compare) is a DMA engine which is used to save
  14     configuration data or system memory contents during catastrophic failure
  15     or SW trigger. DCC is used to capture and store data for debugging purpose
  16
  17 properties:
  18   compatible:
  19     items:
  20       - enum:
  21           - qcom,sm8150-dcc
  22           - qcom,sc7280-dcc
  23           - qcom,sc7180-dcc
  24           - qcom,sdm845-dcc
  25       - const: qcom,dcc
  26
  27   reg:
  28     items:
  29       - description: DCC base
  30       - description: DCC RAM base
  31
  32 required:
  33   - compatible
  34   - reg
  35
  36 additionalProperties: false
  37
  38 examples:
  39   - |
  40     dma@10a2000{
  41         compatible = "qcom,sm8150-dcc", "qcom,dcc";
  42         reg = <0x010a2000 0x1000>,
  43               <0x010ad000 0x2000>;
  44     };