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From: Anson Huang <anson.huang@nxp.com>
To: "robh+dt@kernel.org" <robh+dt@kernel.org>,
	"mark.rutland@arm.com" <mark.rutland@arm.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>,
	Aisheng Dong <aisheng.dong@nxp.com>,
	"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
	"shawnguo@kernel.org" <shawnguo@kernel.org>,
	Andy Gross <andy.gross@linaro.org>,
	"arnd@arndb.de" <arnd@arndb.de>,
	"horms+renesas@verge.net.au" <horms+renesas@verge.net.au>,
	"heiko@sntech.de" <heiko@sntech.de>,
	"bjorn.andersson@linaro.org" <bjorn.andersson@linaro.org>,
	"enric.balletbo@collabora.com" <enric.balletbo@collabora.com>,
	"amit.kucheria@linaro.org" <amit.kucheria@linaro.org>,
	"ezequiel@collabora.com" <ezequiel@collabora.com>,
	"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: [PATCH V5 1/4] dt-bindings: fsl: scu: add thermal binding
Date: Thu, 20 Dec 2018 09:08:23 +0000	[thread overview]
Message-ID: <1545296609-20477-2-git-send-email-Anson.Huang@nxp.com> (raw)
In-Reply-To: <1545296609-20477-1-git-send-email-Anson.Huang@nxp.com>

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>
---
No change since V4.
---
 .../devicetree/bindings/arm/freescale/fsl,scu.txt        | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
index 3f3d697..b77ec29 100644
--- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
+++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
@@ -112,6 +112,16 @@ 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.
+
 Example (imx8qxp):
 -------------
 lsio_mu1: mailbox@5d1c0000 {
@@ -158,6 +168,12 @@ 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


  reply	other threads:[~2018-12-20  9:08 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-20  9:08 [PATCH V5 0/4] Add i.MX System Controller thermal driver support Anson Huang
2018-12-20  9:08 ` Anson Huang [this message]
2018-12-20  9:08 ` [PATCH V5 2/4] thermal: imx_sc: add i.MX system controller thermal support Anson Huang
2018-12-25 22:43   ` Eduardo Valentin
2018-12-26  3:35     ` Anson Huang
2019-01-10  9:28       ` Anson Huang
2019-01-22  6:54         ` Anson Huang
2019-02-05 23:26           ` Eduardo Valentin
2019-02-05 23:43           ` Eduardo Valentin
2018-12-20  9:08 ` [PATCH V5 3/4] defconfig: arm64: " Anson Huang
2018-12-20  9:08 ` [PATCH V5 4/4] ARM64: dts: imx: add i.MX8QXP " Anson Huang

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