diff mbox series

[V3,1/2] dt-bindings: arm: arm,scmi: add smc/hvc transport

Message ID 1582701171-26842-2-git-send-email-peng.fan@nxp.com (mailing list archive)
State New, archived
Headers show
Series firmware: arm_scmi: add smc/hvc transports support | expand

Commit Message

Peng Fan Feb. 26, 2020, 7:12 a.m. UTC 
From: Peng Fan <peng.fan@nxp.com>

SCMI could use SMC/HVC as tranports. Since there is no
standardized id, we need to use vendor specific id. So
add into devicetree binding doc.

Also add arm,scmi-smc compatible string for smc/hvc transport

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 Documentation/devicetree/bindings/arm/arm,scmi.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/arm/arm,scmi.txt b/Documentation/devicetree/bindings/arm/arm,scmi.txt
index f493d69e6194..4ce57b88f84d 100644
--- a/Documentation/devicetree/bindings/arm/arm,scmi.txt
+++ b/Documentation/devicetree/bindings/arm/arm,scmi.txt
@@ -14,7 +14,7 @@  Required properties:
 
 The scmi node with the following properties shall be under the /firmware/ node.
 
-- compatible : shall be "arm,scmi"
+- 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
@@ -25,6 +25,7 @@  The scmi node with the following properties shall be under the /firmware/ node.
 	  protocol identifier for a given sub-node.
 - #size-cells : should be '0' as 'reg' property doesn't have any size
 	  associated with it.
+- arm,smc-id : SMC id required when using smc or hvc transports
 
 Optional properties: