[PATCH v2 2/4] dt-bindings: arm: scmi property mboxes is not mandatory
From: Etienne Carriere <hidden>
Date: 2021-05-21 13:41:15
Also in:
linux-devicetree, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
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 <redacted> --- 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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