[PATCH v2 3/4] dt-bindings: arm: OP-TEE as transport channel for SCMI messages

From: Etienne Carriere
Date: Fri May 21 2021 - 09:41:18 EST


Introduce compatible "linaro,scmi-optee" for SCMI transport channel
based on an OP-TEE service invocation.

Cc: Rob Herring <robh@xxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Signed-off-by: Etienne Carriere <etienne.carriere@xxxxxxxxxx>
---
Changes since v1:
- Removed modification regarding mboxes property description.
---
Documentation/devicetree/bindings/arm/arm,scmi.txt | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/arm/arm,scmi.txt b/Documentation/devicetree/bindings/arm/arm,scmi.txt
index 856d041b397e..ccab2ef6f6ec 100644
--- a/Documentation/devicetree/bindings/arm/arm,scmi.txt
+++ b/Documentation/devicetree/bindings/arm/arm,scmi.txt
@@ -14,7 +14,8 @@ 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
+- compatible : shall be "arm,scmi" or "arm,scmi-smc" for smc/hvc transports,
+ or "linaro,scmi-optee" for OP-TEE transport.
- 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
--
2.17.1