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Thu, 20 Dec 2018 09:08:23 +0000 Received: from AM6PR0402MB3911.eurprd04.prod.outlook.com ([fe80::987c:cb59:96c9:6b71]) by AM6PR0402MB3911.eurprd04.prod.outlook.com ([fe80::987c:cb59:96c9:6b71%2]) with mapi id 15.20.1425.025; Thu, 20 Dec 2018 09:08:23 +0000 From: Anson Huang To: "robh+dt@kernel.org" , "mark.rutland@arm.com" , "catalin.marinas@arm.com" , "will.deacon@arm.com" , "rui.zhang@intel.com" , "edubezval@gmail.com" , "daniel.lezcano@linaro.org" , Aisheng Dong , "s.hauer@pengutronix.de" , "shawnguo@kernel.org" , Andy Gross , "arnd@arndb.de" , "horms+renesas@verge.net.au" , "heiko@sntech.de" , "bjorn.andersson@linaro.org" , "enric.balletbo@collabora.com" , "amit.kucheria@linaro.org" , "ezequiel@collabora.com" , "olof@lixom.net" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-pm@vger.kernel.org" Subject: [PATCH V5 1/4] dt-bindings: fsl: scu: add thermal binding Thread-Topic: [PATCH V5 1/4] dt-bindings: fsl: scu: add thermal binding Thread-Index: AQHUmEOPzVgmR6I/g0KdtfEFFiArMg== Date: Thu, 20 Dec 2018 09:08:23 +0000 Message-ID: <1545296609-20477-2-git-send-email-Anson.Huang@nxp.com> References: <1545296609-20477-1-git-send-email-Anson.Huang@nxp.com> In-Reply-To: <1545296609-20477-1-git-send-email-Anson.Huang@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.7.4 x-clientproxiedby: HK0PR03CA0091.apcprd03.prod.outlook.com (2603:1096:203:72::31) To AM6PR0402MB3911.eurprd04.prod.outlook.com (2603:10a6:209:1c::10) authentication-results: spf=none (sender IP is ) smtp.mailfrom=anson.huang@nxp.com; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org NXP i.MX8QXP is an ARMv8 SoC with a Cortex-M4 core inside as system controller, the system controller is in charge of system power, clock and thermal sensors etc. management, Linux kernel has to communicate with system controller via MU (message unit) IPC to get temperature from thermal sensors, this patch adds binding doc for i.MX system controller thermal driver. Signed-off-by: Anson Huang Reviewed-by: Rob Herring --- No change since V4. --- .../devicetree/bindings/arm/freescale/fsl,scu.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt index 3f3d697..b77ec29 100644 --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt @@ -112,6 +112,16 @@ RTC bindings based on SCU Message Protocol Required properties: - compatible: should be "fsl,imx8qxp-sc-rtc"; +Thermal bindings based on SCU Message Protocol +------------------------------------------------------------ + +Required properties: +- compatible : Must be "fsl,imx8qxp-sc-thermal"; +- tsens-num : Total number of thermal sensors supported; +- #thermal-sensor-cells : Should be 1. See + Documentation/devicetree/bindings/thermal/thermal.txt + for a description. + Example (imx8qxp): ------------- lsio_mu1: mailbox@5d1c0000 { @@ -158,6 +168,12 @@ firmware { rtc: rtc { compatible = "fsl,imx8qxp-sc-rtc"; }; + + tsens: thermal-sensor { + compatible = "fsl,imx8qxp-sc-thermal"; + tsens-num = <1>; + #thermal-sensor-cells = <1>; + }; }; }; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel