From patchwork Tue Oct 25 19:15:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryan Brattlof X-Patchwork-Id: 618379 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 F1434C38A2D for ; Tue, 25 Oct 2022 19:15:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232727AbiJYTPk (ORCPT ); Tue, 25 Oct 2022 15:15:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57736 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231867AbiJYTPf (ORCPT ); Tue, 25 Oct 2022 15:15:35 -0400 Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F07AA7F108; Tue, 25 Oct 2022 12:15:33 -0700 (PDT) Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 29PJFKWJ114098; Tue, 25 Oct 2022 14:15:20 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1666725320; bh=5ei+T2sIfAKZXLx4GUkSoCxdo3May+AmglUqcXsO3Q8=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=aoMqh1Xhw1z5sQdCGcRXz6e1RvbAUnYqIRqMA9qbx6SOkbjLSqP9DAZFYjOYhLsIu B+vstrRZtI0TQ99PEMEQRDStQckk9+oRwL493vvnD2V8tUuma8QKdxxfXMQ7OvT5kI dNuKJQEkjUDnEE7WKK7dz5pSJXKFLHVyUZqpBgtk= Received: from DLEE104.ent.ti.com (dlee104.ent.ti.com [157.170.170.34]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 29PJFKpT066003 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 25 Oct 2022 14:15:20 -0500 Received: from DLEE107.ent.ti.com (157.170.170.37) by DLEE104.ent.ti.com (157.170.170.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.6; Tue, 25 Oct 2022 14:15:19 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE107.ent.ti.com (157.170.170.37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.6 via Frontend Transport; Tue, 25 Oct 2022 14:15:19 -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 29PJFJ9J057005; Tue, 25 Oct 2022 14:15:19 -0500 From: Bryan Brattlof To: "Rafael J. Wysocki" , Daniel Lezcano , Amit Kucheria , Zhang Rui , Rob Herring , Krzysztof Kozlowski , Nishanth Menon , Vignesh Raghavendra , Tero Kristo CC: Keerthy , Linux PM , Device Trees , LKML , LKML ARM , Bryan Brattlof Subject: [PATCH v2 11/11] arm64: dts: ti: k3-j7200-mcu-wakeup: add VTM node Date: Tue, 25 Oct 2022 14:15:15 -0500 Message-ID: <20221025191515.9151-12-bb@ti.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221025191515.9151-1-bb@ti.com> References: <20221025191515.9151-1-bb@ti.com> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=3069; h=from:subject; bh=/KShhWi5jQQedZMyH6niU354AAmxTCGEnVimVHPNn8c=; b=owNCWmg5MUFZJlNZEulUoAAAbf///r/p+6+xmna7X99r/cmvXe9/TZ7Xzm+v31z/5vxz7X6wARsw IeoBoDQADQ0DQaABkHqGQaA0eoNNA0YgA0ADT1DQ9Rk000D1AZMmgZA2p6no9UOEBppoyNNMjTQ00G mmQ0aaA0NDQ0AaepoMhkPUeoaaepoY1NqNABoAaAGgNNDTQyaCGh6gANGgNBpiDCDQGgBoaYQYJiaG TRoAAyDEZAwTIaYmQyGmmEyYgBgAOeSJUUfmgS9fK3APGGakpI38mDloqwEtwWZrqdaNsj1G0UBaD0 BVYTKpWKh5uuKExv1wS+97UU1EPE3Dj85hxpbu5V41pypZxbphgfyMYS9PNhBsMANNwPNUGw2J8V3h iJQmoa0WATmRBZEDkdgInuIH0riVFUAsaeKGI/Lvs4wz7VLKsdWIjoobtjSRDtgvW+mLSJVYx88uo6 fwu6ZeYsMiRRxir2nhC6A/39TTp5VnmsXbjPtSLw7+I2VO8bEYfSkumYC5bIMchagX8DZFFmuJ28h/ EYos3W1Se/TBKkWHDdZkhn+RozbPvKFi1cqBZMES9PyN0EZYkOymRsljb0rqO2cNGgtWA7mEKNq4cQ p0AbUwlMhahBcBKYI8SjLT4fOrlyeFa5C1xzhBJwQxBJ81VBtwaqElwEVsFFAYuQAxf8XckU4UJAS6 VSgA X-Developer-Key: i=bb@ti.com; a=openpgp; fpr=D3D177E40A38DF4D1853FEEF41B90D5D71D56CE0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The j7200 supports a single Voltage and Thermal Management (VTM) device located in the wakeup domain with three associated temperature monitors located in various hot spots on the die. Signed-off-by: Bryan Brattlof --- .../boot/dts/ti/k3-j7200-mcu-wakeup.dtsi | 8 ++++ arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi | 47 +++++++++++++++++++ arch/arm64/boot/dts/ti/k3-j7200.dtsi | 3 ++ 3 files changed, 58 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi index e5be78a58682d..651d17dd20663 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi @@ -395,4 +395,12 @@ rng: rng@40910000 { status = "disabled"; /* Used by OP-TEE */ }; }; + + vtm0: temperature-sensor@42040000 { + compatible = "ti,j7200-vtm"; + reg = <0x00 0x42040000 0x00 0x350>, + <0x00 0x42050000 0x00 0x350>; + power-domains = <&k3_pds 154 TI_SCI_PD_EXCLUSIVE>; + #thermal-sensor-cells = <1>; + }; }; diff --git a/arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi new file mode 100644 index 0000000000000..0bf52c93c3f9a --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi @@ -0,0 +1,47 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include + +thermal_zones: thermal-zones { + mcu_thermal: mcu-thermal { + polling-delay-passive = <250>; /* milliSeconds */ + polling-delay = <500>; /* milliSeconds */ + thermal-sensors = <&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 = <&vtm0 1>; + + trips { + mpu_crit: mpu-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; + + main_thermal: main-thermal { + polling-delay-passive = <250>; /* milliSeconds */ + polling-delay = <500>; /* milliSeconds */ + thermal-sensors = <&vtm0 2>; + + trips { + c7x_crit: c7x-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/ti/k3-j7200.dtsi b/arch/arm64/boot/dts/ti/k3-j7200.dtsi index b6da0454cc5bd..9368a6e3d4a62 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200.dtsi @@ -168,6 +168,9 @@ cbass_mcu_wakeup: bus@28380000 { <0x07 0x00000000 0x07 0x00000000 0x01 0x00000000>; /* FSS OSPI1 data region 3 */ }; }; + + #include "k3-j7200-thermal.dtsi" + }; /* Now include the peripherals for each bus segments */