From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-eopbgr00080.outbound.protection.outlook.com ([40.107.0.80]:17184 "EHLO EUR02-AM5-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725775AbeLTJI2 (ORCPT ); Thu, 20 Dec 2018 04:08:28 -0500 From: Anson Huang Subject: [PATCH V5 1/4] dt-bindings: fsl: scu: add thermal binding 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> Content-Language: en-US Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org 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" Cc: dl-linux-imx List-ID: 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"; =20 +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 =3D "fsl,imx8qxp-sc-rtc"; }; + + tsens: thermal-sensor { + compatible =3D "fsl,imx8qxp-sc-thermal"; + tsens-num =3D <1>; + #thermal-sensor-cells =3D <1>; + }; }; }; =20 --=20 2.7.4