From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Subject: Re: [PATCH RESEND V11 4/4] arm64: dts: imx: add i.MX8QXP thermal support References: <1554881866-26333-1-git-send-email-Anson.Huang@nxp.com> <1554881866-26333-4-git-send-email-Anson.Huang@nxp.com> From: Daniel Lezcano Message-ID: <13bc5836-cc0e-82f7-60ef-3ef544aa8ec2@linaro.org> Date: Mon, 15 Apr 2019 22:14:20 +0200 MIME-Version: 1.0 In-Reply-To: <1554881866-26333-4-git-send-email-Anson.Huang@nxp.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit To: Anson Huang , "robh+dt@kernel.org" , "mark.rutland@arm.com" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "kernel@pengutronix.de" , "festevam@gmail.com" , "catalin.marinas@arm.com" , "will.deacon@arm.com" , "rui.zhang@intel.com" , "edubezval@gmail.com" , Aisheng Dong , "ulf.hansson@linaro.org" , Peng Fan , Daniel Baluta , "horms+renesas@verge.net.au" , "heiko@sntech.de" , Andy Gross , "maxime.ripard@bootlin.com" , "bjorn.andersson@linaro.org" , "jagan@amarulasolutions.com" , "enric.balletbo@collabora.com" , "ezequiel@collabora.com" , "stefan.wahren@i2se.com" , "marc.w.gonzalez@free.fr" , "olof@lixom.net" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-pm@vger.kernel.org" Cc: dl-linux-imx List-ID: On 10/04/2019 09:43, Anson Huang wrote: > Add i.MX8QXP CPU thermal zone support. > > Signed-off-by: Anson Huang > --- > Changes since V10: > - remove property "imx,sensor-resource-id" and put HW resource ID inside each > thermal-sensors' phandle argument. > --- > arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 33 ++++++++++++++++++++++++++++++ > 1 file changed, 33 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi > index 70ef3db..cc1d877 100644 > --- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi > @@ -10,6 +10,7 @@ > #include > #include > #include > +#include > > / { > interrupt-parent = <&gic>; > @@ -149,6 +150,11 @@ > rtc: rtc { > compatible = "fsl,imx8qxp-sc-rtc"; > }; > + > + tsens: thermal-sensor { > + compatible = "fsl,imx8qxp-sc-thermal", "fsl,imx-sc-thermal"; > + #thermal-sensor-cells = <1>; > + }; > }; > > timer { > @@ -484,4 +490,31 @@ > power-domains = <&pd IMX_SC_R_GPIO_7>; > }; > }; > + > + thermal_zones: thermal-zones { > + cpu-thermal0 { > + polling-delay-passive = <250>; > + polling-delay = <2000>; > + thermal-sensors = <&tsens IMX_SC_R_SYSTEM>; > + trips { > + cpu_alert0: trip0 { > + temperature = <107000>; > + hysteresis = <2000>; > + type = "passive"; > + }; > + cpu_crit0: trip1 { > + temperature = <127000>; > + hysteresis = <2000>; > + type = "critical"; > + }; > + }; > + cooling-maps { > + map0 { > + trip = <&cpu_alert0>; > + cooling-device = > + <&A35_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; <&A35_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, <&A35_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, <&A35_2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, <&A35_3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; > + }; > + }; > + }; > + }; > }; > -- Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog