From patchwork Thu Feb 7 09:52:37 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 10800689 X-Patchwork-Delegate: eduardo.valentin@ti.com 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 5F6F06C2 for ; Thu, 7 Feb 2019 09:53:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4CF282CE35 for ; Thu, 7 Feb 2019 09:53:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3BF212CE56; Thu, 7 Feb 2019 09:53:36 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C2EAB2CE35 for ; Thu, 7 Feb 2019 09:53:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726804AbfBGJxY (ORCPT ); Thu, 7 Feb 2019 04:53:24 -0500 Received: from mail-eopbgr10059.outbound.protection.outlook.com ([40.107.1.59]:54848 "EHLO EUR02-HE1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726293AbfBGJxY (ORCPT ); Thu, 7 Feb 2019 04:53:24 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=lcm5ZlTwO5wdHB/lVH6FfmYaGpNpwLQ3C2M5tTV98f8=; b=CHN9rPZ9kDDqLwgHlSaMthocayDXQkJ21/WYaC4YhdWpiUwvDyMAldA8OG27XK6Xci85QjN3m3srvK4l9FajqHzTWMutCh9by0VntB3stQP2Nea1v+vNHW8kTCKrr8z2GpJFZI3XI+tes0ERtu5ByWRYBt0k1No1hLWCOrHPEt4= Received: from AM6PR0402MB3911.eurprd04.prod.outlook.com (52.133.30.10) by AM6PR0402MB3589.eurprd04.prod.outlook.com (52.133.20.14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1601.21; Thu, 7 Feb 2019 09:52:38 +0000 Received: from AM6PR0402MB3911.eurprd04.prod.outlook.com ([fe80::6c94:4ad8:e9f3:cf1]) by AM6PR0402MB3911.eurprd04.prod.outlook.com ([fe80::6c94:4ad8:e9f3:cf1%4]) with mapi id 15.20.1601.016; Thu, 7 Feb 2019 09:52:38 +0000 From: Anson Huang To: "robh+dt@kernel.org" , "mark.rutland@arm.com" , "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 , "ulf.hansson@linaro.org" , Daniel Baluta , "horms+renesas@verge.net.au" , Andy Gross , "heiko@sntech.de" , "arnd@arndb.de" , "maxime.ripard@bootlin.com" , "jagan@amarulasolutions.com" , "bjorn.andersson@linaro.org" , "enric.balletbo@collabora.com" , "marc.w.gonzalez@free.fr" , "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 Subject: [PATCH V6 1/4] dt-bindings: fsl: scu: add thermal binding Thread-Topic: [PATCH V6 1/4] dt-bindings: fsl: scu: add thermal binding Thread-Index: AQHUvsrbmfXgtz1KZEeItOtlZ1aFAg== Date: Thu, 7 Feb 2019 09:52:37 +0000 Message-ID: <1549532838-27025-1-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: HK2PR02CA0190.apcprd02.prod.outlook.com (2603:1096:201:21::26) To AM6PR0402MB3911.eurprd04.prod.outlook.com (2603:10a6:209:1c::10) authentication-results: spf=none (sender IP is ) smtp.mailfrom=anson.huang@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [119.31.174.66] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;AM6PR0402MB3589;6:JIFkyQTlIX39VKAk5yWZtZVY7KA/TaGA+Bh6uErlIQy1Wl5rD3cnK2MNpzoyoYvzepoEACL83qSY3qWlFZxzg41iNDJD1Twz7LVGKlnIQ6WyQVeELyD8xaqTLnfrOheFvy+h0nJcXU4I5DeOo4uVloEJlKiUn96zzr4ZQfxtqY12+ParvDQt/9bxIm5q+9N8W91rvBArVYl0opzw8ZPOPsqooQZ5RIOi6omJUx9awm3hfJZOydaeoaJxrBlh6BFLMG8eUBBqWbAyXvR++uY88jTknc5PIr79ppg0oE8GqPJCKjROhpkt91IinIunOEF0P7h3KPfAIhqvtvbOZCGvf7xZXMyTVSgbH9JdGdP/JGgyGfVl7zr4Z65Koup7rG/PyuZeLbOkjXXi4tRtwQGDK8reD9jXe9yKqblZ1Om8TZxVdpzKfQ3LzNN7VNS4he7eeA6iyDrlSROSHd4abaNO4w==;5:hKDkY7jhxPBoJn8aef+4JcfJQM/V1mv2smGGRJiaWOJA6NHkZ/A+LYxWyCjtB5rmavxx21FCgXXBkQjN0IRqXoqzQ+dPr6TmYtedJ4xf8UFjw626SqRK1Sn/JH1qJ5dkIDxHxMbltKfYtU+mdqw0c4MjaQbuMxRKQFRvFfh+25I9/pMrKk8DxORDbzNwMB0SIN8bvxQcIj25ddmsEhr8SQ==;7:GhJAyFmMuvsN4hN9+ODB6kgJT1L9FDw3nd/XDkz3Lc981PuJV8moiKnTS4hTlw/4FQNxaBFmf+JUoR5GAJDO6k/ONLp2EHdBMDV/wUn/K4R+XgF1i8/xSMm71cSeOdGU9R5XZfZOG2kVzDRD/5+SBA== x-ms-office365-filtering-correlation-id: c01e64f1-e2b4-4f80-4528-08d68ce1fdd0 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600110)(711020)(4605077)(4618075)(2017052603328)(7153060)(7193020);SRVR:AM6PR0402MB3589; x-ms-traffictypediagnostic: AM6PR0402MB3589: x-ld-processed: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635,ExtAddr x-microsoft-antispam-prvs: x-forefront-prvs: 0941B96580 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(396003)(136003)(366004)(39860400002)(346002)(376002)(54534003)(189003)(199004)(106356001)(36756003)(2201001)(81156014)(8936002)(86362001)(4326008)(6116002)(71200400001)(81166006)(256004)(6512007)(71190400001)(66066001)(53936002)(105586002)(8676002)(68736007)(386003)(6506007)(97736004)(476003)(3846002)(486006)(14454004)(7416002)(50226002)(2616005)(478600001)(6486002)(25786009)(186003)(26005)(6436002)(99286004)(316002)(110136005)(7736002)(305945005)(2501003)(102836004)(52116002)(2906002)(921003)(1121003);DIR:OUT;SFP:1101;SCL:1;SRVR:AM6PR0402MB3589;H:AM6PR0402MB3911.eurprd04.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: er8HVtngzUtySUJ0xH+t4VPq5Uomh39tU/KDEvszrOJMIkwsTdw+ValULYczGsyyBuUgi+oj4PLxN0IxfI7Jfh8WHpPlPd1X/ksvln9zMg6AmKq9bYItH1TrVmBpS9X9Di+wrlv/eOWeYs++nh/g63xfbWoOX7+FaC/WNdmbqRQQDdRhYte+retNUqaiXC1MqIuU4e446WGvak9fAVsOS6X+A6KKKX3+KDKMulvpzrn0wvdqheJkVCGR9kCVLx63a3qwaNbh6T/CplmIVW7RT/I7DpsQoEE+VjvzLs0e8mxabd0oU1WqcgkP+CnzXzM0DzkJmgQERAdZ96M26D6il++AbPr3veMJt9STupRUe/jjc0kvC2GHFe23XPuGNq5Eyjirj5IOp9AOsC5VC9d0cBLpHoDPtdduG278DVBdJmw= MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: c01e64f1-e2b4-4f80-4528-08d68ce1fdd0 X-MS-Exchange-CrossTenant-originalarrivaltime: 07 Feb 2019 09:52:28.9999 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM6PR0402MB3589 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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 --- ChangeLog since V5: - add "imx,sensor-resource-id" in each thermal zone to pass resource ID for thermal driver. --- .../devicetree/bindings/arm/freescale/fsl,scu.txt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt index 72d481c..4b79751 100644 --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt @@ -122,6 +122,20 @@ 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. +- imx,sensor-resource-id : This property should be defined in each thermal zone + of thermal-zones node, it passes each thermal zone's + resource id for thermal driver to get temperature via + SCU IPC. + Example (imx8qxp): ------------- lsio_mu1: mailbox@5d1c0000 { @@ -168,6 +182,12 @@ firmware { rtc: rtc { compatible = "fsl,imx8qxp-sc-rtc"; }; + + tsens: thermal-sensor { + compatible = "fsl,imx8qxp-sc-thermal"; + tsens-num = <1>; + #thermal-sensor-cells = <1>; + }; }; };