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Commit 483d6086 authored by Isaac J. Manjarres's avatar Isaac J. Manjarres Committed by Gerrit - the friendly Code Review server
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dt-bindings: Document the mem-buf capabilities property 

Add documentation for the "qcom,mem-buf-capabilities" dt-binding
for the mem-buf device. This property defines the role of an
instance of a mem-buf driver on a particular Virtual Machine (VM)
as per the supplier and consumer model that the driver follows.

Change-Id: Ic20476fb5aa5e21f8b78e19a47b4f682e35e6a36
parent 841db05c

bindings/soc/qcom/qcom,mem-buf.yaml

+16 −0
Original line number Diff line number Diff line
@@ -17,11 +17,27 @@ properties: 
    items:

      - const: qcom,mem-buf



  qcom,mem-buf-capabilities:

    oneOf:

      - const: supplier

        description: Allows the mem-buf driver to supply memory to other VMs.



      - const: consumer

        description:

          Allows the mem-buf driver to request and accept memory from other VMs.



      - const: dual

        description:

          Allows the mem-buf driver to supply memory to other VMs, as well as

          request and accept memory from other VMs



required:

  - compatible

  - qcom,mem-buf-capabilities



examples:

  - |

    qcom,mem-buf {

        compatible = "qcom,mem-buf";

        qcom,mem-buf-capabilities = "supplier";

    };