From patchwork Thu Jul 5 16:04:32 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 10509807 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 66BB0600F5 for ; Thu, 5 Jul 2018 16:07:20 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 542412902B for ; Thu, 5 Jul 2018 16:07:20 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4885429062; Thu, 5 Jul 2018 16:07:20 +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=-7.9 required=2.0 tests=BAYES_00, 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 EB8092902B for ; Thu, 5 Jul 2018 16:07:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754451AbeGEQHR (ORCPT ); Thu, 5 Jul 2018 12:07:17 -0400 Received: from mail.bootlin.com ([62.4.15.54]:58926 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754419AbeGEQHE (ORCPT ); Thu, 5 Jul 2018 12:07:04 -0400 Received: by mail.bootlin.com (Postfix, from userid 110) id A81DC20994; Thu, 5 Jul 2018 18:07:01 +0200 (CEST) Received: from localhost.localdomain (AAubervilliers-681-1-39-106.w90-88.abo.wanadoo.fr [90.88.158.106]) by mail.bootlin.com (Postfix) with ESMTPSA id 8DAD8209D6; Thu, 5 Jul 2018 18:04:44 +0200 (CEST) From: Miquel Raynal To: Gregory Clement , Jason Cooper , Andrew Lunn , Sebastian Hesselbarth , Zhang Rui , Eduardo Valentin Cc: Rob Herring , Mark Rutland , Catalin Marinas , Will Deacon , devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Thomas Petazzoni , Antoine Tenart , Maxime Chevallier , Nadav Haklai , David Sniatkiwicz , Baruch Siach , Miquel Raynal Subject: [PATCH v3 18/23] dt-bindings: cp110: add the thermal node in the syscon file Date: Thu, 5 Jul 2018 18:04:32 +0200 Message-Id: <20180705160437.12325-19-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20180705160437.12325-1-miquel.raynal@bootlin.com> References: <20180705160437.12325-1-miquel.raynal@bootlin.com> 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 Explain the thermal bindings now that the thermal IP is described being inside of a system controller. Add a reference to the thermal-zone node. Signed-off-by: Miquel Raynal Reviewed-by: Rob Herring --- .../arm/marvell/cp110-system-controller.txt | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/marvell/cp110-system-controller.txt b/Documentation/devicetree/bindings/arm/marvell/cp110-system-controller.txt index 54b0d64ce819..81ce742d2760 100644 --- a/Documentation/devicetree/bindings/arm/marvell/cp110-system-controller.txt +++ b/Documentation/devicetree/bindings/arm/marvell/cp110-system-controller.txt @@ -11,6 +11,9 @@ For the top level node: - compatible: must be: "syscon", "simple-mfd"; - reg: register area of the CP110 system controller +SYSTEM CONTROLLER 0 +=================== + Clocks: ------- @@ -186,3 +189,37 @@ CP110_LABEL(syscon0): system-controller@440000 { }; }; + +SYSTEM CONTROLLER 1 +=================== + +Thermal: +-------- + +The thermal IP can probe the temperature all around the processor. It +may feature several channels, each of them wired to one sensor. + +For common binding part and usage, refer to +Documentation/devicetree/bindings/thermal/thermal.txt + +Required properties: +- compatible: must be one of: + * marvell,armada-cp110-thermal +- reg: register range associated with the thermal functions. + +Optional properties: +- #thermal-sensor-cells: shall be <1> when thermal-zones subnodes refer + to this IP and represents the channel ID. There is one sensor per + channel. O refers to the thermal IP internal channel. + +Example: +CP110_LABEL(syscon1): system-controller@6f8000 { + compatible = "syscon", "simple-mfd"; + reg = <0x6f8000 0x1000>; + + CP110_LABEL(thermal): thermal-sensor@70 { + compatible = "marvell,armada-cp110-thermal"; + reg = <0x70 0x10>; + #thermal-sensor-cells = <1>; + }; +};