From patchwork Wed Apr 5 21:53:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryan Brattlof X-Patchwork-Id: 670544 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 DFEECC77B73 for ; Wed, 5 Apr 2023 21:54:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233303AbjDEVyL (ORCPT ); Wed, 5 Apr 2023 17:54:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34648 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232940AbjDEVyK (ORCPT ); Wed, 5 Apr 2023 17:54:10 -0400 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C88E27AAC; Wed, 5 Apr 2023 14:54:08 -0700 (PDT) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 335LrpoV051045; 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=OGQgP81QELG7B6BAJCyPAAmPFSowSXoe1rc96FWoh1E=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=eOPDJaJd7eGizM4lebT9VNPSFhw/2r/iePcV0alhUT3x6xKLXr2NnfsweHtuHGVXM 1C+EIF+BZ/h3i+/p3c8LY2VxwshlF6/6sXOARIZmD0fLhGU6Ld6Q2Sg2lHmEKehQuO loHQIbh2mdM7559+20s63BZEhCQ8B/X1j4FbDHTg= Received: from DFLE112.ent.ti.com (dfle112.ent.ti.com [10.64.6.33]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 335Lrp0F031338 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 5 Apr 2023 16:53:51 -0500 Received: from DFLE113.ent.ti.com (10.64.6.34) by DFLE112.ent.ti.com (10.64.6.33) 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 fllv0040.itg.ti.com (10.64.41.20) by DFLE113.ent.ti.com (10.64.6.34) 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 16:53:50 -0500 Received: from localhost (ileaxei01-snat.itg.ti.com [10.180.69.5]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 335Lro44045960; Wed, 5 Apr 2023 16:53:50 -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 , Christian Gmeiner Subject: [PATCH v3 1/7] arm64: dts: ti: k3-am64-main: add VTM node Date: Wed, 5 Apr 2023 16:53:22 -0500 Message-ID: <20230405215328.3755561-2-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 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The am64x supports a single VTM module which is located in the main domain with two associated temperature monitors located at different hot spots on the die. Tested-by: Christian Gmeiner Signed-off-by: Bryan Brattlof --- arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 8 +++++ arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi | 33 +++++++++++++++++++++ arch/arm64/boot/dts/ti/k3-am64.dtsi | 3 ++ 3 files changed, 44 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi index 5e8036f32d79d..dc8c1c6021630 100644 --- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi @@ -1392,4 +1392,12 @@ elm0: ecc@25010000 { clock-names = "fck"; status = "disabled"; }; + + main_vtm0: temperature-sensor@b00000 { + compatible = "ti,j7200-vtm"; + reg = <0x00 0xb00000 0x00 0x400>, + <0x00 0xb01000 0x00 0x400>; + power-domains = <&k3_pds 95 TI_SCI_PD_EXCLUSIVE>; + #thermal-sensor-cells = <1>; + }; }; diff --git a/arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi new file mode 100644 index 0000000000000..036db56ba7977 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include + +thermal_zones: thermal-zones { + main0_thermal: main0-thermal { + polling-delay-passive = <250>; /* milliSeconds */ + polling-delay = <500>; /* milliSeconds */ + thermal-sensors = <&main_vtm0 0>; + + trips { + main0_crit: main0-crit { + temperature = <105000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; + + main1_thermal: main1-thermal { + polling-delay-passive = <250>; /* milliSeconds */ + polling-delay = <500>; /* milliSeconds */ + thermal-sensors = <&main_vtm0 1>; + + trips { + main1_crit: main1-crit { + temperature = <105000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/ti/k3-am64.dtsi b/arch/arm64/boot/dts/ti/k3-am64.dtsi index 60fe95b483120..fe49133524d32 100644 --- a/arch/arm64/boot/dts/ti/k3-am64.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am64.dtsi @@ -70,6 +70,7 @@ cbass_main: bus@f4000 { <0x00 0x00420000 0x00 0x00420000 0x00 0x00001000>, /* ESM0 */ <0x00 0x00600000 0x00 0x00600000 0x00 0x00001100>, /* GPIO */ <0x00 0x00a40000 0x00 0x00a40000 0x00 0x00000800>, /* Timesync router */ + <0x00 0x00b00000 0x00 0x00b00000 0x00 0x00002400>, /* VTM */ <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ <0x00 0x08000000 0x00 0x08000000 0x00 0x00200000>, /* Main CPSW */ <0x00 0x0d000000 0x00 0x0d000000 0x00 0x00800000>, /* PCIE_CORE */ @@ -106,6 +107,8 @@ cbass_mcu: bus@4000000 { ranges = <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>; /* Peripheral window */ }; }; + + #include "k3-am64-thermal.dtsi" }; /* Now include the peripherals for each bus segments */ From patchwork Wed Apr 5 21:53:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryan Brattlof X-Patchwork-Id: 670545 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 C4C47C77B72 for ; Wed, 5 Apr 2023 21:54:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232902AbjDEVyJ (ORCPT ); Wed, 5 Apr 2023 17:54:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34594 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232548AbjDEVyI (ORCPT ); Wed, 5 Apr 2023 17:54:08 -0400 Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A440F1989; 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Wed, 5 Apr 2023 16:53:50 -0500 Received: from localhost (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 335LroAK091628; Wed, 5 Apr 2023 16:53:50 -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 2/7] arm64: dts: ti: k3-am62-wakeup: add VTM node Date: Wed, 5 Apr 2023 16:53:23 -0500 Message-ID: <20230405215328.3755561-3-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 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The am62x supports a single Voltage and Thermal Management (VTM) module located in the wakeup domain with two associated temperature monitors located in hot spots of the die. Signed-off-by: Bryan Brattlof --- arch/arm64/boot/dts/ti/k3-am62-thermal.dtsi | 33 +++++++++++++++++++++ arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi | 8 +++++ arch/arm64/boot/dts/ti/k3-am62.dtsi | 8 +++-- 3 files changed, 47 insertions(+), 2 deletions(-) create mode 100644 arch/arm64/boot/dts/ti/k3-am62-thermal.dtsi diff --git a/arch/arm64/boot/dts/ti/k3-am62-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-am62-thermal.dtsi new file mode 100644 index 0000000000000..a358757e26f07 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am62-thermal.dtsi @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include + +thermal_zones: thermal-zones { + main0_thermal: main0-thermal { + polling-delay-passive = <250>; /* milliSeconds */ + polling-delay = <500>; /* milliSeconds */ + thermal-sensors = <&wkup_vtm0 0>; + + trips { + main0_crit: main0-crit { + temperature = <105000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; + + main1_thermal: main1-thermal { + polling-delay-passive = <250>; /* milliSeconds */ + polling-delay = <500>; /* milliSeconds */ + thermal-sensors = <&wkup_vtm0 1>; + + trips { + main1_crit: main1-crit { + temperature = <105000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi index 7726ebae25394..eae0528871862 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi @@ -61,4 +61,12 @@ wkup_rti0: watchdog@2b000000 { /* Used by DM firmware */ status = "reserved"; }; + + wkup_vtm0: temperature-sensor@b00000 { + compatible = "ti,j7200-vtm"; + reg = <0x00 0xb00000 0x00 0x400>, + <0x00 0xb01000 0x00 0x400>; + power-domains = <&k3_pds 95 TI_SCI_PD_EXCLUSIVE>; + #thermal-sensor-cells = <1>; + }; }; diff --git a/arch/arm64/boot/dts/ti/k3-am62.dtsi b/arch/arm64/boot/dts/ti/k3-am62.dtsi index a401f52252439..5e72c445f37a9 100644 --- a/arch/arm64/boot/dts/ti/k3-am62.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62.dtsi @@ -81,6 +81,7 @@ cbass_main: bus@f0000 { <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>, /* Wakeup Domain Range */ + <0x00 0x00b00000 0x00 0x00b00000 0x00 0x00002400>, /* VTM */ <0x00 0x2b000000 0x00 0x2b000000 0x00 0x00300400>, <0x00 0x43000000 0x00 0x43000000 0x00 0x00020000>; @@ -91,14 +92,17 @@ cbass_mcu: bus@4000000 { ranges = <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>; /* Peripheral window */ }; - cbass_wakeup: bus@2b000000 { + cbass_wakeup: bus@b00000 { compatible = "simple-bus"; #address-cells = <2>; #size-cells = <2>; - ranges = <0x00 0x2b000000 0x00 0x2b000000 0x00 0x00300400>, /* Peripheral Window */ + ranges = <0x00 0x00b00000 0x00 0x00b00000 0x00 0x00002400>, /* VTM */ + <0x00 0x2b000000 0x00 0x2b000000 0x00 0x00300400>, /* Peripheral Window */ <0x00 0x43000000 0x00 0x43000000 0x00 0x00020000>; }; }; + + #include "k3-am62-thermal.dtsi" }; /* Now include the peripherals for each bus segments */ From patchwork Wed Apr 5 21:53:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryan Brattlof X-Patchwork-Id: 670543 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 045A4C77B6C for ; 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Wed, 5 Apr 2023 16:53:51 -0500 Received: from DLEE110.ent.ti.com (157.170.170.21) by DLEE108.ent.ti.com (157.170.170.38) 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 fllv0040.itg.ti.com (10.64.41.20) by DLEE110.ent.ti.com (157.170.170.21) 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 fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 335Lrogv045963; Wed, 5 Apr 2023 16:53:50 -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 3/7] arm64: dts: ti: k3-am62a-wakeup: add VTM node Date: Wed, 5 Apr 2023 16:53:24 -0500 Message-ID: <20230405215328.3755561-4-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 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The am62ax supports a single Voltage and Thermal Management (VTM) device located in the wakeup domain with three associated temperature monitors located in various hot spots of the die. Signed-off-by: Bryan Brattlof --- arch/arm64/boot/dts/ti/k3-am62a-thermal.dtsi | 47 ++++++++++++++++++++ arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi | 8 ++++ arch/arm64/boot/dts/ti/k3-am62a.dtsi | 2 + 3 files changed, 57 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am62a-thermal.dtsi diff --git a/arch/arm64/boot/dts/ti/k3-am62a-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-thermal.dtsi new file mode 100644 index 0000000000000..85ce545633ea5 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am62a-thermal.dtsi @@ -0,0 +1,47 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include + +thermal_zones: thermal-zones { + main0_thermal: main0-thermal { + polling-delay-passive = <250>; /* milliSeconds */ + polling-delay = <500>; /* milliSeconds */ + thermal-sensors = <&wkup_vtm0 0>; + + 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 1>; + + 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 2>; + + trips { + main2_crit: main2-crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi index 81d984414fd4a..9bdafead7199a 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi @@ -51,4 +51,12 @@ wkup_rtc0: rtc@2b1f0000 { wakeup-source; status = "disabled"; }; + + wkup_vtm0: temperature-sensor@b00000 { + compatible = "ti,j7200-vtm"; + reg = <0x00 0xb00000 0x00 0x400>, + <0x00 0xb01000 0x00 0x400>; + power-domains = <&k3_pds 95 TI_SCI_PD_EXCLUSIVE>; + #thermal-sensor-cells = <1>; + }; }; diff --git a/arch/arm64/boot/dts/ti/k3-am62a.dtsi b/arch/arm64/boot/dts/ti/k3-am62a.dtsi index fe60c9ce21e3d..61a210ecd5ff1 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a.dtsi @@ -115,6 +115,8 @@ cbass_wakeup: bus@b00000 { <0x00 0x78100000 0x00 0x78100000 0x00 0x00008000>; /* DM R5 BTCM*/ }; }; + + #include "k3-am62a-thermal.dtsi" }; /* Now include the peripherals for each bus segments */ From patchwork Wed Apr 5 21:53:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryan Brattlof X-Patchwork-Id: 670546 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 ADCB9C7619A for ; Wed, 5 Apr 2023 21:54:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232498AbjDEVyH (ORCPT ); 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Wed, 5 Apr 2023 16:53:51 -0500 Received: from DFLE100.ent.ti.com (10.64.6.21) by DFLE103.ent.ti.com (10.64.6.24) 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 DFLE100.ent.ti.com (10.64.6.21) 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 335LrppQ012702; 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 4/7] arm64: dts: ti: j784s4: Add VTM node Date: Wed, 5 Apr 2023 16:53:25 -0500 Message-ID: <20230405215328.3755561-5-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 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Keerthy VTM stands for Voltage Thermal Management. Add the thermal zones. Seven sensors mapping to seven thermal zones. Main0, Main1, Main2, Main3, Main4, 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-j784s4-mcu-wakeup.dtsi | 9 ++ arch/arm64/boot/dts/ti/k3-j784s4-thermal.dtsi | 101 ++++++++++++++++++ arch/arm64/boot/dts/ti/k3-j784s4.dtsi | 4 + 3 files changed, 114 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-j784s4-thermal.dtsi diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi index f04fcb614cbe4..62dd520601bbf 100644 --- a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi @@ -342,4 +342,13 @@ cpts@3d000 { ti,cpts-periodic-outputs = <2>; }; }; + + 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-j784s4-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-thermal.dtsi new file mode 100644 index 0000000000000..f7b1a15b8fa0a --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-j784s4-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-j784s4.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4.dtsi index 2e03d84da7d2e..cd403c3d2be88 100644 --- a/arch/arm64/boot/dts/ti/k3-j784s4.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j784s4.dtsi @@ -281,6 +281,10 @@ cbass_mcu_wakeup: bus@28380000 { <0x07 0x00000000 0x07 0x00000000 0x01 0x00000000>; /* FSS OSPI1 data region 3*/ }; }; + + thermal_zones: thermal-zones { + #include "k3-j784s4-thermal.dtsi" + }; }; /* Now include peripherals from each bus segment */