Documentation/devicetree/bindings/remoteproc/qcom,glink-edge.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/remoteproc/qcom,glink-edge.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm G-Link Edge communication channel nodes
   8
   9 maintainers:
  10   - Bjorn Andersson <bjorn.andersson@linaro.org>
  11
  12 description:
  13   Qualcomm G-Link subnode represents communication edge, channels and devices
  14   related to the remote processor.
  15
  16 properties:
  17   $nodename:
  18     const: "glink-edge"
  19
  20   apr:
  21     $ref: /schemas/soc/qcom/qcom,apr.yaml#
  22     required:
  23       - qcom,glink-channels
  24     description:
  25       Qualcomm APR/GPR (Asynchronous/Generic Packet Router)
  26
  27   fastrpc:
  28     $ref: /schemas/misc/qcom,fastrpc.yaml#
  29     required:
  30       - qcom,glink-channels
  31     description:
  32       Qualcomm FastRPC
  33
  34   interrupts:
  35     maxItems: 1
  36
  37   label:
  38     description: The names of the state bits used for SMP2P output
  39
  40   mboxes:
  41     maxItems: 1
  42
  43   qcom,remote-pid:
  44     $ref: /schemas/types.yaml#/definitions/uint32
  45     description:
  46       ID of the shared memory used by GLINK for communication with remote
  47       processor.
  48
  49 required:
  50   - interrupts
  51   - label
  52   - mboxes
  53   - qcom,remote-pid
  54
  55 additionalProperties: false
  56
  57 examples:
  58   - |
  59     #include <dt-bindings/interrupt-controller/arm-gic.h>
  60     #include <dt-bindings/mailbox/qcom-ipcc.h>
  61
  62     remoteproc@8a00000 {
  63         reg = <0x08a00000 0x10000>;
  64         // ...
  65
  66         glink-edge {
  67             interrupts-extended = <&ipcc IPCC_CLIENT_WPSS
  68                                          IPCC_MPROC_SIGNAL_GLINK_QMP
  69                                          IRQ_TYPE_EDGE_RISING>;
  70             mboxes = <&ipcc IPCC_CLIENT_WPSS
  71                             IPCC_MPROC_SIGNAL_GLINK_QMP>;
  72
  73             label = "wpss";
  74             qcom,remote-pid = <13>;
  75         };
  76     };