From: Chen-Yu Tsai <wens@csie.org> To: Maxime Ripard <maxime.ripard@free-electrons.com>, Dmitry Torokhov <dmitry.torokhov@gmail.com>, Zhang Rui <rui.zhang@intel.com>, Eduardo Valentin <edubezval@gmail.com> Cc: Chen-Yu Tsai <wens@csie.org>, Hans de Goede <hdegoede@redhat.com>, linux-input@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org Subject: [PATCH v2 8/9] ARM: dts: sun4i: Add cpu thermal zones to dtsi Date: Fri, 9 Jan 2015 18:17:55 +0800 [thread overview] Message-ID: <1420798676-22856-9-git-send-email-wens@csie.org> (raw) In-Reply-To: <1420798676-22856-1-git-send-email-wens@csie.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 <wens@csie.org> --- changes since v1: - Use thermal dt bindings macros in cooling-device --- arch/arm/boot/dts/sun4i-a10.dtsi | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi index 7fb4e912f510..f0dc246dc69e 100644 --- a/arch/arm/boot/dts/sun4i-a10.dtsi +++ b/arch/arm/boot/dts/sun4i-a10.dtsi @@ -12,6 +12,8 @@ #include "skeleton.dtsi" +#include <dt-bindings/thermal/thermal.h> + #include <dt-bindings/dma/sun4i-a10.h> #include <dt-bindings/pinctrl/sun4i-a10.h> @@ -67,6 +69,38 @@ }; }; + thermal-zones { + cpu_thermal { + /* milliseconds */ + polling-delay-passive = <250>; + polling-delay = <1000>; + thermal-sensors = <&rtp>; + + cooling-maps { + map0 { + trip = <&cpu_alert0>; + cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + + trips { + cpu_alert0: cpu_alert0 { + /* milliCelsius */ + temperature = <850000>; + hysteresis = <2000>; + type = "passive"; + }; + + cpu_crit: cpu_crit { + /* milliCelsius */ + temperature = <100000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + }; + }; + memory { reg = <0x40000000 0x80000000>; }; -- 2.1.4
WARNING: multiple messages have this Message-ID (diff)
From: wens@csie.org (Chen-Yu Tsai) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 8/9] ARM: dts: sun4i: Add cpu thermal zones to dtsi Date: Fri, 9 Jan 2015 18:17:55 +0800 [thread overview] Message-ID: <1420798676-22856-9-git-send-email-wens@csie.org> (raw) In-Reply-To: <1420798676-22856-1-git-send-email-wens@csie.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 <wens@csie.org> --- changes since v1: - Use thermal dt bindings macros in cooling-device --- arch/arm/boot/dts/sun4i-a10.dtsi | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi index 7fb4e912f510..f0dc246dc69e 100644 --- a/arch/arm/boot/dts/sun4i-a10.dtsi +++ b/arch/arm/boot/dts/sun4i-a10.dtsi @@ -12,6 +12,8 @@ #include "skeleton.dtsi" +#include <dt-bindings/thermal/thermal.h> + #include <dt-bindings/dma/sun4i-a10.h> #include <dt-bindings/pinctrl/sun4i-a10.h> @@ -67,6 +69,38 @@ }; }; + thermal-zones { + cpu_thermal { + /* milliseconds */ + polling-delay-passive = <250>; + polling-delay = <1000>; + thermal-sensors = <&rtp>; + + cooling-maps { + map0 { + trip = <&cpu_alert0>; + cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + + trips { + cpu_alert0: cpu_alert0 { + /* milliCelsius */ + temperature = <850000>; + hysteresis = <2000>; + type = "passive"; + }; + + cpu_crit: cpu_crit { + /* milliCelsius */ + temperature = <100000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + }; + }; + memory { reg = <0x40000000 0x80000000>; }; -- 2.1.4
next prev parent reply other threads:[~2015-01-09 10:17 UTC|newest] Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-01-09 10:17 [PATCH v2 0/9] ARM: sunxi: Support cpufreq on sun[457]i Chen-Yu Tsai 2015-01-09 10:17 ` Chen-Yu Tsai 2015-01-09 10:17 ` [PATCH v2 1/9] Input: sun4i-ts: Add thermal zone sensor support Chen-Yu Tsai 2015-01-09 10:17 ` Chen-Yu Tsai 2015-01-09 17:23 ` Dmitry Torokhov 2015-01-09 17:23 ` Dmitry Torokhov 2015-01-09 18:28 ` Chen-Yu Tsai 2015-01-09 18:28 ` Chen-Yu Tsai 2015-01-11 1:59 ` Chen-Yu Tsai 2015-01-11 1:59 ` Chen-Yu Tsai 2015-01-09 18:33 ` Eduardo Valentin 2015-01-09 18:33 ` Eduardo Valentin 2015-01-09 18:42 ` Dmitry Torokhov 2015-01-09 18:42 ` Dmitry Torokhov 2015-01-09 10:17 ` [PATCH v2 2/9] ARM: dts: sunxi: Add dtsi for AXP209 PMIC Chen-Yu Tsai 2015-01-09 10:17 ` Chen-Yu Tsai 2015-01-09 10:17 ` [PATCH v2 3/9] ARM: dts: sun7i: Add cpu thermal zones to dtsi Chen-Yu Tsai 2015-01-09 10:17 ` Chen-Yu Tsai 2015-01-09 18:10 ` Eduardo Valentin 2015-01-09 18:10 ` Eduardo Valentin 2015-01-09 10:17 ` [PATCH v2 4/9] ARM: dts: sun7i: cubieboard2: add axp209 regulator nodes Chen-Yu Tsai 2015-01-09 10:17 ` Chen-Yu Tsai 2015-01-09 10:17 ` [PATCH v2 5/9] ARM: dts: sun7i: cubietruck: " Chen-Yu Tsai 2015-01-09 10:17 ` Chen-Yu Tsai 2015-01-09 10:17 ` [PATCH v2 6/9] ARM: dts: sun5i: Add cpu thermal zones to dtsi Chen-Yu Tsai 2015-01-09 10:17 ` Chen-Yu Tsai 2015-01-09 18:10 ` Eduardo Valentin 2015-01-09 18:10 ` Eduardo Valentin 2015-01-09 18:11 ` Eduardo Valentin 2015-01-09 18:11 ` Eduardo Valentin 2015-01-09 10:17 ` [PATCH v2 7/9] ARM: dts: sun5i: hsg-h702: add axp209 regulator nodes Chen-Yu Tsai 2015-01-09 10:17 ` Chen-Yu Tsai 2015-01-09 10:17 ` Chen-Yu Tsai [this message] 2015-01-09 10:17 ` [PATCH v2 8/9] ARM: dts: sun4i: Add cpu thermal zones to dtsi Chen-Yu Tsai 2015-01-09 10:17 ` [PATCH v2 9/9] ARM: dts: sun4i: cubieboard: add axp209 regulator nodes Chen-Yu Tsai 2015-01-09 10:17 ` Chen-Yu Tsai
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