From patchwork Wed Apr 5 21:53:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryan Brattlof X-Patchwork-Id: 13202598 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B93BBC7619A for ; Wed, 5 Apr 2023 21:54:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=VUfK/p2v4wyrZK/rTesugldI0iffu1aO9ibsaZVz0g4=; b=soD6xo3m0I9D2E B4RWd1wEpWvjcpxUITTXZsidg6dDbK4vW1tS57e0/rC4X9Wv/5+cZ8YfEYhVTTcm+dxhQ5a/hjoJ7 h/GWQ8qokVDzeHisq7li5X+9LT8+1DPXGpzF7gLdiEQd5e+Fev4PRsAEAPen6zwuQEpY5MvHXmgM7 FRmhSouOIjwOv4V2jzpIgTUgfm+90lYzR09PHa934r4hNyQu6vkjfZN92QjF0/9QKKOn5xDek+mv3 RNvn+2NdOfmslJa8UOiKCjSshmxM7GMe6d/JZBy3d4xu3uarYAYfuQ6ykWJ/sg3DcxjkT+mj98RTT GQ2B5IcXwSKmXhNCke1A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pkB53-005n2F-0F; Wed, 05 Apr 2023 21:54:13 +0000 Received: from fllv0016.ext.ti.com ([198.47.19.142]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pkB4w-005mwA-16 for linux-arm-kernel@lists.infradead.org; Wed, 05 Apr 2023 21:54:08 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 335LrprS109534; Wed, 5 Apr 2023 16:53:51 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1680731631; bh=clqkHsNQNcPVqIpQ6r2HdCEYxIyKH+fSK/iWYtt4KeQ=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=q4TxB4/wlcDugwc0k4vKpcYY4rQsHB56Oynu5+zLDyKfOypO8FHc0WMKG9YdBNEJZ Iy7caS9x466GAS2MxDqiCtbCZGkBifItQyWGcKSpCb8QAx+DjG3sXQCk4Fn4cIEVSO FjMWdmpahtRPyDa6QmQa07kTCVeAcpx07uj+4M3M= Received: from DFLE102.ent.ti.com (dfle102.ent.ti.com [10.64.6.23]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 335Lrp4Y031351 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 5 Apr 2023 16:53:51 -0500 Received: from DFLE109.ent.ti.com (10.64.6.30) by DFLE102.ent.ti.com (10.64.6.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Wed, 5 Apr 2023 16:53:51 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE109.ent.ti.com (10.64.6.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16 via Frontend Transport; Wed, 5 Apr 2023 16:53:51 -0500 Received: from localhost (ileaxei01-snat.itg.ti.com [10.180.69.5]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 335Lrp4g049459; Wed, 5 Apr 2023 16:53:51 -0500 From: Bryan Brattlof To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo CC: Rob Herring , Krzysztof Kozlowski , Keerthy , Device Tree Mailing List , ARM Linux Mailing List , Linux Kernel Mailing List , Bryan Brattlof Subject: [PATCH v3 7/7] arm64: dts: ti: j721s2: Add VTM node Date: Wed, 5 Apr 2023 16:53:28 -0500 Message-ID: <20230405215328.3755561-8-bb@ti.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230405215328.3755561-1-bb@ti.com> References: <20230405215328.3755561-1-bb@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230405_145406_474408_E6B63C4F X-CRM114-Status: GOOD ( 15.84 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Keerthy VTM stands for Voltage Thermal Management. Add the thermal zones. Six sensors mapping to six thermal zones. Main0, Main1, Main2, Main3, WKUP1 & WKUP2 domains respectively. Signed-off-by: Keerthy [bb@ti.com: rebased on v6.3-rc1] Signed-off-by: Bryan Brattlof --- .../boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi | 9 ++ arch/arm64/boot/dts/ti/k3-j721s2-thermal.dtsi | 101 ++++++++++++++++++ arch/arm64/boot/dts/ti/k3-j721s2.dtsi | 4 + 3 files changed, 114 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-j721s2-thermal.dtsi diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi index a353705a7463e..a178368224f44 100644 --- a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi @@ -379,4 +379,13 @@ adc { compatible = "ti,am3359-adc"; }; }; + + wkup_vtm0: temperature-sensor@42040000 { + compatible = "ti,j7200-vtm"; + reg = <0x0 0x42040000 0x0 0x350>, + <0x0 0x42050000 0x0 0x350>, + <0x0 0x43000300 0x0 0x10>; + power-domains = <&k3_pds 154 TI_SCI_PD_SHARED>; + #thermal-sensor-cells = <1>; + }; }; diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-thermal.dtsi new file mode 100644 index 0000000000000..f7b1a15b8fa0a --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-j721s2-thermal.dtsi @@ -0,0 +1,101 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include + +wkup0_thermal: wkup0-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 0>; + + trips { + wkup0_crit: wkup0-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; +}; + +wkup1_thermal: wkup1-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 1>; + + trips { + wkup1_crit: wkup1-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; +}; + +main0_thermal: main0-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 2>; + + trips { + main0_crit: main0-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; +}; + +main1_thermal: main1-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 3>; + + trips { + main1_crit: main1-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; +}; + +main2_thermal: main2-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 4>; + + trips { + main2_crit: main2-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; +}; + +main3_thermal: main3-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 5>; + + trips { + main3_crit: main3-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; +}; + +main4_thermal: main4-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 6>; + + trips { + main4_crit: main4-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; +}; diff --git a/arch/arm64/boot/dts/ti/k3-j721s2.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2.dtsi index 376924726f1f3..4aab2daf85fc7 100644 --- a/arch/arm64/boot/dts/ti/k3-j721s2.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721s2.dtsi @@ -163,6 +163,10 @@ cbass_mcu_wakeup: bus@28380000 { }; }; + + thermal_zones: thermal-zones { + #include "k3-j721s2-thermal.dtsi" + }; }; /* Now include peripherals from each bus segment */