Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752650AbbBRKK4 (ORCPT ); Wed, 18 Feb 2015 05:10:56 -0500 Received: from mailout3.samsung.com ([203.254.224.33]:35624 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752481AbbBRKKw (ORCPT ); Wed, 18 Feb 2015 05:10:52 -0500 X-AuditID: cbfee61b-f79d76d0000024d6-50-54e4652a3355 From: Lukasz Majewski To: Eduardo Valentin , Kamil Debski , Jean Delvare , Guenter Roeck , Kukjin Kim 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, Sjoerd Simons , Abhilash Kesavan , Abhilash Kesavan , Lukasz Majewski Subject: [PATCH v4 5/8] ARM: dts: Add properties to use pwm-fan device as a cooling device in Odroid U3 Date: Wed, 18 Feb 2015 11:07:33 +0100 Message-id: <1424254056-5904-6-git-send-email-l.majewski@samsung.com> X-Mailer: git-send-email 1.7.10.4 In-reply-to: <1424254056-5904-1-git-send-email-l.majewski@samsung.com> References: <1418897591-18332-1-git-send-email-l.majewski@samsung.com> <1424254056-5904-1-git-send-email-l.majewski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrMLMWRmVeSWpSXmKPExsVy+t9jAV2t1CchBg1TBCwer1nMZDH/yDlW i/lXrrFaLL37ic3ix+sLbBZr/ipZ9C64ymbR//g1s8WbR9wWbx5uZrS4vGsOm8Xn3iOMFjPO 72OyeLLwDJPFnWl72SymH3/L6iDg8ff5dRaPnbPusntsWtXJ5vFg4m42j3XT3jJ77PzewO7R t2UVo8fm09UenzfJBXBGcdmkpOZklqUW6dslcGUsuHSTueAKT8Wuby2sDYwLObsYOTkkBEwk Np1/zwhhi0lcuLeerYuRi0NIYBGjxJv7JxghnC4mibuT77CCVLEJ6El8vvuUCSQhIrCdUWLF vG9gLcwC15gl9m0+ygRSJSyQKTF/yjWgdg4OFgFVibN/ikBMXgFXiY07BCG2KUp0P5vABmJz CrhJbN2zjB1iWROjxLylP5knMPIuYGRYxSiaWpBcUJyUnmukV5yYW1yal66XnJ+7iREc1M+k dzCuarA4xCjAwajEw9vw+3GIEGtiWXFl7iFGCQ5mJRHe+PgnIUK8KYmVValF+fFFpTmpxYcY pTlYlMR5lezbQoQE0hNLUrNTUwtSi2CyTBycUg2MUxfLfJf+Hetu5HX8RPGsxcbFBVPY9s/9 J+NYsSa6z3ftgslzEu/+z3iirzmpzmJpoHBd+JTPzd68tVUyJ9IfPdt0+Z3pukcf/9yc1j93 o4a1zZHLz244b/m+mkv2j2CtR23Wt1aRWm4OAbZTT5eK8jU46C/fwn3/18wF554tuPlIMPjU hG0Ze5VYijMSDbWYi4oTAds5QZtmAgAA Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1798 Lines: 72 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 Changes for v3: - Change patch's topic to "ARM dts" - Reduce maximal cooling-level to 230 from 255 Changes for v4: - None --- 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..3e5df3e 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 = <0 102 170 230>; 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 { -- 2.0.0.rc2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/