From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BB6B9C7619A for ; Wed, 5 Apr 2023 21:54:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233157AbjDEVyL (ORCPT ); Wed, 5 Apr 2023 17:54:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34584 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230072AbjDEVyH (ORCPT ); Wed, 5 Apr 2023 17:54:07 -0400 Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 86DCAFC; Wed, 5 Apr 2023 14:54:04 -0700 (PDT) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 335LrpHU114249; 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=xN760rbk7X7t42fFuQeV7C+DgQOsr7aMbwzhpDSCWQc=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=q89ROqbl5a5/tc+nnhA21EIgluubg/OttnYn1MtzgZYEjY8fHwjRKf+pILjKMyMD/ n0txJOtbzoiglyyAhqjD9/Mpsfib/O/THjgwJACPq49kkvsq0OInR2bJCP8Go3obun JZOWIO9TONX2VQGE8mdQZtx0jHaqxbNqfQ2HvYs8= Received: from DFLE107.ent.ti.com (dfle107.ent.ti.com [10.64.6.28]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 335LrpuP031346 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 5 Apr 2023 16:53:51 -0500 Received: from DFLE108.ent.ti.com (10.64.6.29) by DFLE107.ent.ti.com (10.64.6.28) 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 16:53:50 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE108.ent.ti.com (10.64.6.29) 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 lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 335LrppM012705; 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 5/7] arm64: dts: ti: j721e: Add VTM node Date: Wed, 5 Apr 2023 16:53:26 -0500 Message-ID: <20230405215328.3755561-6-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 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Keerthy VTM stands for Voltage Thermal Management. Add the thermal zones. Five sensors mapping ton 5 thermal zones. WKUP, MPU, C7x, GPU & R5F respectively. Signed-off-by: Keerthy [bb@ti.com: rebased on v6.3-rc1] Signed-off-by: Bryan Brattlof --- .../boot/dts/ti/k3-j721e-mcu-wakeup.dtsi | 9 +++ arch/arm64/boot/dts/ti/k3-j721e-thermal.dtsi | 75 +++++++++++++++++++ arch/arm64/boot/dts/ti/k3-j721e.dtsi | 2 + 3 files changed, 86 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-j721e-thermal.dtsi diff --git a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi index 24e8125db8c44..50688e55e6a5a 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi @@ -458,4 +458,13 @@ mcu_spi2: spi@40320000 { clocks = <&k3_clks 276 0>; status = "disabled"; }; + + wkup_vtm0: temperature-sensor@42040000 { + compatible = "ti,j721e-vtm"; + reg = <0x00 0x42040000 0x00 0x350>, + <0x00 0x42050000 0x00 0x350>, + <0x00 0x43000300 0x00 0x10>; + power-domains = <&k3_pds 154 TI_SCI_PD_EXCLUSIVE>; + #thermal-sensor-cells = <1>; + }; }; diff --git a/arch/arm64/boot/dts/ti/k3-j721e-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-thermal.dtsi new file mode 100644 index 0000000000000..c2523279001bf --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-j721e-thermal.dtsi @@ -0,0 +1,75 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include + +thermal_zones: thermal-zones { + wkup_thermal: wkup-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 0>; + + trips { + wkup_crit: wkup-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; + + mpu_thermal: mpu-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 1>; + + trips { + mpu_crit: mpu-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; + + c7x_thermal: c7x-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 2>; + + trips { + c7x_crit: c7x-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; + + gpu_thermal: gpu-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 3>; + + trips { + gpu_crit: gpu-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; + + r5f_thermal: r5f-thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <500>; /* milliseconds */ + thermal-sensors = <&wkup_vtm0 4>; + + trips { + r5f_crit: r5f-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/ti/k3-j721e.dtsi b/arch/arm64/boot/dts/ti/k3-j721e.dtsi index b912143b6a110..154eff06e7b75 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e.dtsi @@ -184,6 +184,8 @@ cbass_mcu_wakeup: bus@28380000 { <0x07 0x00000000 0x07 0x00000000 0x01 0x00000000>; /* FSS OSPI1 data region 3*/ }; }; + + #include "k3-j721e-thermal.dtsi" }; /* Now include the peripherals for each bus segments */ -- 2.40.0