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Thu, 5 Jan 2023 10:18:56 +0000 From: "Alice Guo (OSS)" To: rafael@kernel.org, daniel.lezcano@linaro.org, amitk@kernel.org, rui.zhang@intel.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-imx@nxp.com Subject: [PATCH v1 4/4] arm64: dts: imx93: Add CPU thermal zone Date: Thu, 5 Jan 2023 18:17:48 +0800 Message-Id: <20230105101748.6714-5-alice.guo@oss.nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230105101748.6714-1-alice.guo@oss.nxp.com> References: <20230105101748.6714-1-alice.guo@oss.nxp.com> X-ClientProxiedBy: SI2P153CA0009.APCP153.PROD.OUTLOOK.COM (2603:1096:4:140::18) To AM6PR04MB6053.eurprd04.prod.outlook.com (2603:10a6:20b:b9::10) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AM6PR04MB6053:EE_|DBBPR04MB7625:EE_ X-MS-Office365-Filtering-Correlation-Id: f017a1f1-6a98-411e-b8e7-08daef0640a1 X-MS-Exchange-SharedMailbox-RoutingAgent-Processed: True X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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Signed-off-by: Alice Guo Reviewed-by: Jacky Bai Reviewed-by: Ye Li Signed-off-by: Dong Aisheng --- arch/arm64/boot/dts/freescale/imx93.dtsi | 48 ++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi index 6808321ed809..60306f3c5e7f 100644 --- a/arch/arm64/boot/dts/freescale/imx93.dtsi +++ b/arch/arm64/boot/dts/freescale/imx93.dtsi @@ -8,6 +8,7 @@ #include #include #include +#include #include "imx93-pinfunc.h" @@ -116,6 +117,38 @@ interrupt-parent = <&gic>; }; + thermal-zones { + cpu-thermal { + polling-delay-passive = <250>; + polling-delay = <2000>; + + thermal-sensors = <&tmu 0>; + + trips { + cpu_alert: cpu-alert { + temperature = <80000>; + hysteresis = <2000>; + type = "passive"; + }; + + cpu_crit: cpu-crit { + temperature = <90000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_alert>; + cooling-device = + <&A55_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&A55_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + }; + soc@0 { compatible = "simple-bus"; #address-cells = <1>; @@ -280,6 +313,21 @@ compatible = "fsl,imx93-anatop", "syscon"; reg = <0x44480000 0x10000>; }; + + tmu: tmu@44482000 { + compatible = "fsl,imx93-tmu"; + reg = <0x44482000 0x1000>; + clocks = <&clk IMX93_CLK_TMC_GATE>; + little-endian; + fsl,tmu-calibration = <0x0000000e 0x800000da + 0x00000029 0x800000e9 + 0x00000056 0x80000102 + 0x000000a2 0x8000012a + 0x00000116 0x80000166 + 0x00000195 0x800001a7 + 0x000001b2 0x800001b6>; + #thermal-sensor-cells = <1>; + }; }; aips2: bus@42000000 {