From patchwork Mon Dec 22 16:27:45 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukasz Majewski X-Patchwork-Id: 5528061 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 413A7BEEA8 for ; Mon, 22 Dec 2014 16:29:50 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 763512018E for ; Mon, 22 Dec 2014 16:29:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 90F6D20165 for ; Mon, 22 Dec 2014 16:29:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932181AbaLVQ2z (ORCPT ); Mon, 22 Dec 2014 11:28:55 -0500 Received: from mailout2.samsung.com ([203.254.224.25]:53647 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932157AbaLVQ2t (ORCPT ); Mon, 22 Dec 2014 11:28:49 -0500 Received: from epcpsbgm1.samsung.com (epcpsbgm1 [203.254.230.26]) by mailout2.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0NGZ00505SFZWD60@mailout2.samsung.com>; Tue, 23 Dec 2014 01:28:47 +0900 (KST) X-AuditID: cbfee61a-f79c06d000004e71-94-549846bf6e7e Received: from epmmp1.local.host ( [203.254.227.16]) by epcpsbgm1.samsung.com (EPCPMTA) with SMTP id 46.71.20081.FB648945; Tue, 23 Dec 2014 01:28:47 +0900 (KST) Received: from mcdsrvbld02.digital.local ([106.116.37.23]) by mmp1.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0NGZ00H17SEF7V60@mmp1.samsung.com>; Tue, 23 Dec 2014 01:28:47 +0900 (KST) From: Lukasz Majewski To: Eduardo Valentin , Kamil Debski , Jean Delvare , Guenter Roeck Cc: lm-sensors@lm-sensors.org, Linux PM list , "linux-samsung-soc@vger.kernel.org" , devicetree@vger.kernel.org, Lukasz Majewski , Kukjin Kim , linux-kernel@vger.kernel.org, Sylwester Nawrocki , Abhilash Kesavan , Abhilash Kesavan , Lukasz Majewski Subject: [PATCH v2 5/8] hwmon: thermal: dts: Add properties to use pwm-fan device as a cooling device in Odroid U3 Date: Mon, 22 Dec 2014 17:27:45 +0100 Message-id: <1419265668-32283-6-git-send-email-l.majewski@samsung.com> X-Mailer: git-send-email 1.7.10.4 In-reply-to: <1419265668-32283-1-git-send-email-l.majewski@samsung.com> References: <1418897591-18332-1-git-send-email-l.majewski@samsung.com> <1419265668-32283-1-git-send-email-l.majewski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrCLMWRmVeSWpSXmKPExsVy+t9jAd39bjNCDHqvKlk8XrOYyWL+kXOs FvOvXGO1WHr3E5vFj9cX2CzW/FWy6F1wlc3izSNuizcPNzNaXN41h83ic+8RRosZ5/cxWTxZ eIbJ4s60vWwWh9+0szrwe+ycdZfd48HE3Wwe66a9ZfbY+b2B3aNvyypGj82nqz0+b5ILYI/i sklJzcksSy3St0vgyvjwNrTgKnfFhPYHjA2M+zi6GDk5JARMJD4eX80MYYtJXLi3nq2LkYtD SGARo0Tjo6+sEE4Xk8TiCedZQarYBPQkPt99ygSSEBGYwSixv+kbO4jDLHCFWeLbqUYWkCph gRKJ6Z1PGEFsFgFVicf/TrOB2LwCbhKXu5+wQ+xTlOh+NgEozsHBKeAu8fsVL8S2ZkaJUwsa mScw8i5gZFjFKJpakFxQnJSea6hXnJhbXJqXrpecn7uJERy2z6R2MK5ssDjEKMDBqMTDy5E2 PUSINbGsuDL3EKMEB7OSCO9VyxkhQrwpiZVVqUX58UWlOanFhxilOViUxHmV7NtChATSE0tS s1NTC1KLYLJMHJxSDYwXPCe5Jqad+3pl5m3rc8zVFgH2V7oa/sydK8l9eHZIxDypewuZd9/q C7Zl/JkR2cX3WfGxzpKbe724N32buua1bObV9V6/XL8eZ3zIwm2zn1NT4qHWVwebWl/b6/aP pFl2Caza5LhLOathHttFlR7/H2/mNDM9/qf6h+tuesoPE9WNs/J3v9usxFKckWioxVxUnAgA F2CaGVcCAAA= Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP With those bindings it is possible to use pwm-fan device available in Odroid U3 as a cooling device. Signed-off-by: Lukasz Majewski --- Changes for v2: - Rename cooling-pwm-values property to cooling-levels --- arch/arm/boot/dts/exynos4412-odroidu3.dts | 33 ++++++++++++++++++++++++++++++- 1 file changed, 32 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/exynos4412-odroidu3.dts b/arch/arm/boot/dts/exynos4412-odroidu3.dts index 60bd1e4..380035d 100644 --- a/arch/arm/boot/dts/exynos4412-odroidu3.dts +++ b/arch/arm/boot/dts/exynos4412-odroidu3.dts @@ -32,11 +32,42 @@ }; }; - pwm-fan { + fan0: pwm-fan { compatible = "pwm-fan"; pwms = <&pwm 0 10000 0>; + cooling-min-state = <0>; + cooling-max-state = <3>; + #cooling-cells = <2>; + cooling-levels = <0 102 170 255>; status = "okay"; }; + + thermal-zones { + cpu_thermal: cpu-thermal { + cooling-maps { + map0 { + trip = <&cpu_alert1>; + cooling-device = <&cpu0 7 7>; + }; + map1 { + trip = <&cpu_alert2>; + cooling-device = <&cpu0 13 13>; + }; + map2 { + trip = <&cpu_alert0>; + cooling-device = <&fan0 0 1>; + }; + map3 { + trip = <&cpu_alert1>; + cooling-device = <&fan0 1 2>; + }; + map4 { + trip = <&cpu_alert2>; + cooling-device = <&fan0 2 3>; + }; + }; + }; + }; }; &pwm {