From patchwork Tue Jun 18 02:18:16 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 11000809 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 19CE814DB for ; Tue, 18 Jun 2019 02:17:08 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 07E1C288C5 for ; Tue, 18 Jun 2019 02:17:08 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EF725288CA; Tue, 18 Jun 2019 02:17:07 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 99B3E288C7 for ; Tue, 18 Jun 2019 02:17:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=c836X6tv6LnoF6JYlzKcyJgXf4OF9rxvjv8f7GU+jNo=; b=ku9 Ukv0FNzhe8PajlwdzuD6T/6O4w5eUiBrI08jfGRBF32VO89y9FsgAhDxVzqQP8K2H2UQItEhiunJ4 IjVaUXFYrFNdAHfyyiFkOVKwPQl9aFmP/dd5BL/LjJBnRT3jZIhsWD1T7DT326ZkwQYcgClreHHMv VMYoxA107ZJybi50LpiZMlDs2TGo3rtADGoSOfmZQycX7CkljMZzRdM8b3c3f3UPTMLJ3Mox3lau2 lj+PvxNS61nGuzIqfg9mzeQhgectX+gyAmp6DtsxokvcJEstO6vEEc7DzlYnWFKbZFiXRBhJQPX56 Aclfkvg1Ztj8u/bm1/3JurTpXkACQ3w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hd3gI-0001tA-A6; Tue, 18 Jun 2019 02:17:06 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hd3gF-0001j5-7R for linux-arm-kernel@lists.infradead.org; Tue, 18 Jun 2019 02:17:04 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id CAC3D1A0DD0; Tue, 18 Jun 2019 04:16:55 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 342261A001B; Tue, 18 Jun 2019 04:16:40 +0200 (CEST) Received: from localhost.localdomain (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 66FB9402A0; Tue, 18 Jun 2019 10:16:26 +0800 (SGT) From: Anson.Huang@nxp.com To: robh+dt@kernel.org, mark.rutland@arm.com, corbet@lwn.net, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, catalin.marinas@arm.com, will.deacon@arm.com, rui.zhang@intel.com, edubezval@gmail.com, daniel.lezcano@linaro.org, aisheng.dong@nxp.com, ulf.hansson@linaro.org, peng.fan@nxp.com, mchehab+samsung@kernel.org, linux@roeck-us.net, daniel.baluta@nxp.com, maxime.ripard@bootlin.com, horms+renesas@verge.net.au, olof@lixom.net, jagan@amarulasolutions.com, bjorn.andersson@linaro.org, leonard.crestez@nxp.com, dinguyen@kernel.org, enric.balletbo@collabora.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org Subject: [PATCH V15 1/5] dt-bindings: fsl: scu: add thermal binding Date: Tue, 18 Jun 2019 10:18:16 +0800 Message-Id: <20190618021820.14885-1-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.17.1 X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190617_191703_411185_0D537DF2 X-CRM114-Status: UNSURE ( 6.54 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Linux-imx@nxp.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Anson Huang 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 Reviewed-by: Dong Aisheng --- No change. --- .../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 a575e42..fc3844e 100644 --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt @@ -155,6 +155,17 @@ Required properties: Optional properties: - timeout-sec: contains the watchdog timeout in seconds. +Thermal bindings based on SCU Message Protocol +------------------------------------------------------------ + +Required properties: +- compatible: Should be : + "fsl,imx8qxp-sc-thermal" + followed by "fsl,imx-sc-thermal"; + +- #thermal-sensor-cells: See Documentation/devicetree/bindings/thermal/thermal.txt + for a description. + Example (imx8qxp): ------------- aliases { @@ -222,6 +233,11 @@ firmware { compatible = "fsl,imx8qxp-sc-wdt", "fsl,imx-sc-wdt"; timeout-sec = <60>; }; + + tsens: thermal-sensor { + compatible = "fsl,imx8qxp-sc-thermal", "fsl,imx-sc-thermal"; + #thermal-sensor-cells = <1>; + }; }; };