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    Subject[PATCH v2 2/4] dt-bindings: arm: scmi property mboxes is not mandatory
    Date
    Since "arm,scmi-smc" compatible support, mboxes property is not mandated.
    This change fixes the DT bindings description accordingly.

    Cc: Rob Herring <robh@kernel.org>
    Cc: devicetree@vger.kernel.org
    Signed-off-by: Etienne Carriere <etienne.carriere@linaro.org>
    ---
    Changes since v1:
    - New patch is the series. Addresses mboxes propery description.
    ---
    Documentation/devicetree/bindings/arm/arm,scmi.txt | 8 ++++----
    1 file changed, 4 insertions(+), 4 deletions(-)

    diff --git a/Documentation/devicetree/bindings/arm/arm,scmi.txt b/Documentation/devicetree/bindings/arm/arm,scmi.txt
    index 667d58e0a659..856d041b397e 100644
    --- a/Documentation/devicetree/bindings/arm/arm,scmi.txt
    +++ b/Documentation/devicetree/bindings/arm/arm,scmi.txt
    @@ -15,10 +15,10 @@ Required properties:
    The scmi node with the following properties shall be under the /firmware/ node.

    - compatible : shall be "arm,scmi" or "arm,scmi-smc" for smc/hvc transports
    -- mboxes: List of phandle and mailbox channel specifiers. It should contain
    - exactly one or two mailboxes, one for transmitting messages("tx")
    - and another optional for receiving the notifications("rx") if
    - supported.
    +- mboxes: List of phandle and mailbox channel specifiers. When used, it should
    + contain exactly one or two mailboxes, one for transmitting messages
    + ("tx") and another optional for receiving the notifications("rx") if
    + supported. Mandated by compatible "arm,scmi".
    - shmem : List of phandle pointing to the shared memory(SHM) area as per
    generic mailbox client binding.
    - #address-cells : should be '1' if the device has sub-nodes, maps to
    --
    2.17.1
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