linux-kernel - [PATCH 1/2] dt-bindings: arm: arm,scmi: add smc/hvc transports

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Message-Id: <1580994086-17850-2-git-send-email-peng.fan@nxp.com>
Date:   Thu,  6 Feb 2020 21:01:25 +0800
From:   peng.fan@....com
To:     sudeep.holla@....com, robh+dt@...nel.org, mark.rutland@....com
Cc:     viresh.kumar@...aro.org, f.fainelli@...il.com, linux-imx@....com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, andre.przywara@....com,
        Peng Fan <peng.fan@....com>
Subject: [PATCH 1/2] dt-bindings: arm: arm,scmi: add smc/hvc transports

From: Peng Fan <peng.fan@....com>

SCMI could use SMC/HVC as tranports, so add into devicetree
binding doc.

Signed-off-by: Peng Fan <peng.fan@....com>
---
 Documentation/devicetree/bindings/arm/arm,scmi.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/arm/arm,scmi.txt b/Documentation/devicetree/bindings/arm/arm,scmi.txt
index f493d69e6194..03cff8b55a93 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"
 - 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 +25,8 @@ 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 transports
+- arm,hvc-id : HVC id required when using hvc transports
 
 Optional properties:
 
-- 
2.16.4