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Wed, 26 Feb 2020 07:18:57 +0000 From: peng.fan@nxp.com To: sudeep.holla@arm.com, robh+dt@kernel.org, mark.rutland@arm.com, robh@kernel.org Cc: viresh.kumar@linaro.org, f.fainelli@gmail.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, andre.przywara@arm.com, Peng Fan Subject: [PATCH V3 1/2] dt-bindings: arm: arm,scmi: add smc/hvc transport Date: Wed, 26 Feb 2020 15:12:50 +0800 Message-Id: <1582701171-26842-2-git-send-email-peng.fan@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1582701171-26842-1-git-send-email-peng.fan@nxp.com> References: <1582701171-26842-1-git-send-email-peng.fan@nxp.com> X-ClientProxiedBy: SG2PR01CA0131.apcprd01.prod.exchangelabs.com (2603:1096:4:40::35) To AM0PR04MB4481.eurprd04.prod.outlook.com (2603:10a6:208:70::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (119.31.174.66) by SG2PR01CA0131.apcprd01.prod.exchangelabs.com (2603:1096:4:40::35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.2750.18 via Frontend Transport; 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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 --- 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 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: