From: Aisheng Dong <aisheng.dong@nxp.com> To: Anson Huang <anson.huang@nxp.com>, "robh+dt@kernel.org" <robh+dt@kernel.org>, "mark.rutland@arm.com" <mark.rutland@arm.com>, "shawnguo@kernel.org" <shawnguo@kernel.org>, "s.hauer@pengutronix.de" <s.hauer@pengutronix.de>, "kernel@pengutronix.de" <kernel@pengutronix.de>, "festevam@gmail.com" <festevam@gmail.com>, "catalin.marinas@arm.com" <catalin.marinas@arm.com>, "will.deacon@arm.com" <will.deacon@arm.com>, "rui.zhang@intel.com" <rui.zhang@intel.com>, "edubezval@gmail.com" <edubezval@gmail.com>, "daniel.lezcano@linaro.org" <daniel.lezcano@linaro.org>, "ulf.hansson@linaro.org" <ulf.hansson@linaro.org>, Daniel Baluta <daniel.baluta@nxp.com>, "horms+renesas@verge.net.au" <horms+renesas@verge.net.au>, Andy Gross <andy.gross@linaro.org>, "heiko@sntech.de" <heiko@sntech.de>, "arnd@arndb.de" <arnd@arndb.de>, "maxime.ripard@bootlin.com" <maxime.ripard@bootlin.com>, "jagan@amarulasolutions.com" <jagan@amarulasolutions.com>, "bjorn.andersson@linaro.org" <bjorn.andersson@linaro.org>, "enric.balletbo@collabora.com" <enric.balletbo@collabora.com>, "marc.w.gonzalez@free.fr" <marc.w.gonzalez@free.fr>, "olof@lixom.net" <olof@lixom.net>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, "linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org> Cc: dl-linux-imx <linux-imx@nxp.com> Subject: RE: [PATCH V6 1/4] dt-bindings: fsl: scu: add thermal binding Date: Wed, 20 Feb 2019 03:26:50 +0000 [thread overview] Message-ID: <AM6PR04MB4215E32892899A6E84182D43807D0@AM6PR04MB4215.eurprd04.prod.outlook.com> (raw) In-Reply-To: <1549532838-27025-1-git-send-email-Anson.Huang@nxp.com> > From: Anson Huang > Sent: Thursday, February 7, 2019 5:53 PM [...] > > NXP i.MX8QXP is an ARMv8 SoC with a Cortex-M4 core inside as system > controller, the system controller is in charge of system power, clock and > thermal sensors etc. management, Linux kernel has to communicate with > system controller via MU (message unit) IPC to get temperature from thermal > sensors, this patch adds binding doc for i.MX system controller thermal driver. > > Signed-off-by: Anson Huang <Anson.Huang@nxp.com> > Reviewed-by: Rob Herring <robh@kernel.org> > --- > ChangeLog since V5: > - add "imx,sensor-resource-id" in each thermal zone to pass resource ID > for thermal driver. > --- > .../devicetree/bindings/arm/freescale/fsl,scu.txt | 20 > ++++++++++++++++++++ > 1 file changed, 20 insertions(+) > > diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > index 72d481c..4b79751 100644 > --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > @@ -122,6 +122,20 @@ RTC bindings based on SCU Message Protocol > Required properties: > - compatible: should be "fsl,imx8qxp-sc-rtc"; > > +Thermal bindings based on SCU Message Protocol > +------------------------------------------------------------ > + > +Required properties: > +- compatible : Must be "fsl,imx8qxp-sc-thermal"; > +- tsens-num : Total number of thermal sensors supported; > +- #thermal-sensor-cells : Should be 1. See > + Documentation/devicetree/bindings/thermal/thermal.txt > + for a description. > +- imx,sensor-resource-id : This property should be defined in each thermal > zone > + of thermal-zones node, it passes each thermal zone's > + resource id for thermal driver to get temperature via > + SCU IPC. This is missing in the example? BTW, is this SCU function likely platform dependent? If not, you probably could add a fallback compatible such as "fsl,scu-rtc" Regards Dong Aisheng > + > Example (imx8qxp): > ------------- > lsio_mu1: mailbox@5d1c0000 { > @@ -168,6 +182,12 @@ firmware { > rtc: rtc { > compatible = "fsl,imx8qxp-sc-rtc"; > }; > + > + tsens: thermal-sensor { > + compatible = "fsl,imx8qxp-sc-thermal"; > + tsens-num = <1>; > + #thermal-sensor-cells = <1>; > + }; > }; > }; > > -- > 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Aisheng Dong <aisheng.dong@nxp.com> To: Anson Huang <anson.huang@nxp.com>, "robh+dt@kernel.org" <robh+dt@kernel.org>, "mark.rutland@arm.com" <mark.rutland@arm.com>, "shawnguo@kernel.org" <shawnguo@kernel.org>, "s.hauer@pengutronix.de" <s.hauer@pengutronix.de>, "kernel@pengutronix.de" <kernel@pengutronix.de>, "festevam@gmail.com" <festevam@gmail.com>, "catalin.marinas@arm.com" <catalin.marinas@arm.com>, "will.deacon@arm.com" <will.deacon@arm.com>, "rui.zhang@intel.com" <rui.zhang@intel.com>, "edubezval@gmail.com" <edubezval@gmail.com>, "daniel.lezcano@linaro.org" <daniel.lezcano@linaro.org>, "ulf.hansson@linaro.org" <ulf.hansson@linaro.org>, Daniel Baluta <daniel.baluta@nxp.com>, "horms+renesas@verge.net.au" <horms+renesas@verge.net.au>, Andy Gross <andy.gross@linaro.org>, "heiko@sntech.de" <heiko@sntech.de>, "arnd@arndb.de" <arnd@arndb.de>, "maxime.ripard@bootlin.com" <maxime.ripard@bootlin.com>, "jagan@amarulasolutions.com" <jagan@amarulasolutions.com>, "bjorn.andersson@linaro.org" <bjorn.andersson@linaro.org>, "enric.balletbo@collabora.com" <enric.balletbo@collabora.com>, "marc.w.gonzalez@free.fr" <marc.w.gonzalez@free.fr>, "olof@lixom.net" <olof@lixom.net>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, "linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org> Cc: dl-linux-imx <linux-imx@nxp.com> Subject: RE: [PATCH V6 1/4] dt-bindings: fsl: scu: add thermal binding Date: Wed, 20 Feb 2019 03:26:50 +0000 [thread overview] Message-ID: <AM6PR04MB4215E32892899A6E84182D43807D0@AM6PR04MB4215.eurprd04.prod.outlook.com> (raw) In-Reply-To: <1549532838-27025-1-git-send-email-Anson.Huang@nxp.com> > From: Anson Huang > Sent: Thursday, February 7, 2019 5:53 PM [...] > > NXP i.MX8QXP is an ARMv8 SoC with a Cortex-M4 core inside as system > controller, the system controller is in charge of system power, clock and > thermal sensors etc. management, Linux kernel has to communicate with > system controller via MU (message unit) IPC to get temperature from thermal > sensors, this patch adds binding doc for i.MX system controller thermal driver. > > Signed-off-by: Anson Huang <Anson.Huang@nxp.com> > Reviewed-by: Rob Herring <robh@kernel.org> > --- > ChangeLog since V5: > - add "imx,sensor-resource-id" in each thermal zone to pass resource ID > for thermal driver. > --- > .../devicetree/bindings/arm/freescale/fsl,scu.txt | 20 > ++++++++++++++++++++ > 1 file changed, 20 insertions(+) > > diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > index 72d481c..4b79751 100644 > --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > @@ -122,6 +122,20 @@ RTC bindings based on SCU Message Protocol > Required properties: > - compatible: should be "fsl,imx8qxp-sc-rtc"; > > +Thermal bindings based on SCU Message Protocol > +------------------------------------------------------------ > + > +Required properties: > +- compatible : Must be "fsl,imx8qxp-sc-thermal"; > +- tsens-num : Total number of thermal sensors supported; > +- #thermal-sensor-cells : Should be 1. See > + Documentation/devicetree/bindings/thermal/thermal.txt > + for a description. > +- imx,sensor-resource-id : This property should be defined in each thermal > zone > + of thermal-zones node, it passes each thermal zone's > + resource id for thermal driver to get temperature via > + SCU IPC. This is missing in the example? BTW, is this SCU function likely platform dependent? If not, you probably could add a fallback compatible such as "fsl,scu-rtc" Regards Dong Aisheng > + > Example (imx8qxp): > ------------- > lsio_mu1: mailbox@5d1c0000 { > @@ -168,6 +182,12 @@ firmware { > rtc: rtc { > compatible = "fsl,imx8qxp-sc-rtc"; > }; > + > + tsens: thermal-sensor { > + compatible = "fsl,imx8qxp-sc-thermal"; > + tsens-num = <1>; > + #thermal-sensor-cells = <1>; > + }; > }; > }; > > -- > 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-02-20 3:26 UTC|newest] Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-02-07 9:52 [PATCH V6 1/4] dt-bindings: fsl: scu: add thermal binding Anson Huang 2019-02-07 9:52 ` Anson Huang 2019-02-07 9:52 ` Anson Huang 2019-02-07 9:52 ` [PATCH V6 2/4] thermal: imx_sc: add i.MX system controller thermal support Anson Huang 2019-02-07 9:52 ` Anson Huang 2019-02-07 9:52 ` Anson Huang 2019-02-07 9:52 ` [PATCH V6 3/4] defconfig: arm64: " Anson Huang 2019-02-07 9:52 ` Anson Huang 2019-02-07 9:52 ` Anson Huang 2019-02-07 9:53 ` [PATCH V6 4/4] arm64: dts: imx: add i.MX8QXP " Anson Huang 2019-02-07 9:53 ` Anson Huang 2019-02-07 9:53 ` Anson Huang 2019-02-13 5:35 ` [PATCH V6 1/4] dt-bindings: fsl: scu: add thermal binding Anson Huang 2019-02-13 5:35 ` Anson Huang 2019-02-13 5:35 ` Anson Huang 2019-02-19 7:20 ` Anson Huang 2019-02-19 7:20 ` Anson Huang 2019-02-20 1:04 ` Eduardo Valentin 2019-02-20 1:04 ` Eduardo Valentin 2019-02-20 1:04 ` Eduardo Valentin 2019-02-20 3:26 ` Aisheng Dong [this message] 2019-02-20 3:26 ` Aisheng Dong 2019-02-20 3:26 ` Aisheng Dong 2019-02-20 3:43 ` Anson Huang 2019-02-20 3:43 ` Anson Huang
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