From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chen-Yu Tsai Subject: [PATCH 07/17] ARM: dts: sun7i: Add cpu thermal zones to dtsi Date: Tue, 6 Jan 2015 10:35:17 +0800 Message-ID: <1420511727-8242-8-git-send-email-wens@csie.org> References: <1420511727-8242-1-git-send-email-wens@csie.org> Return-path: Received: from smtp.csie.ntu.edu.tw ([140.112.30.61]:40997 "EHLO smtp.csie.ntu.edu.tw" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754379AbbAFCfn (ORCPT ); Mon, 5 Jan 2015 21:35:43 -0500 In-Reply-To: <1420511727-8242-1-git-send-email-wens@csie.org> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Maxime Ripard , Dmitry Torokhov , Zhang Rui , Eduardo Valentin Cc: Chen-Yu Tsai , Hans de Goede , linux-input@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org The core temperature sensor now supports thermal zones. Add a thermal zone mapping for the cpus with passive cooling (cpufreq throttling). Signed-off-by: Chen-Yu Tsai --- arch/arm/boot/dts/sun7i-a20.dtsi | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi index 887b0521bbfb..951e99ed3aa9 100644 --- a/arch/arm/boot/dts/sun7i-a20.dtsi +++ b/arch/arm/boot/dts/sun7i-a20.dtsi @@ -111,6 +111,38 @@ }; }; + thermal-zones { + cpu_thermal { + /* milliseconds */ + polling-delay-passive = <250>; + polling-delay = <1000>; + thermal-sensors = <&rtp>; + + cooling-maps { + map0 { + trip = <&cpu_alert0>; + cooling-device = <&cpu0 (-1) (-1)>; + }; + }; + + trips { + cpu_alert0: cpu_alert0 { + /* milliCelsius */ + temperature = <75000>; + hysteresis = <2000>; + type = "passive"; + }; + + cpu_crit: cpu_crit { + /* milliCelsius */ + temperature = <100000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + }; + }; + memory { reg = <0x40000000 0x80000000>; }; -- 2.1.4