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Wed, 7 May 2025 07:09:00 +0200 From: Daniel Schultz To: , , , , , , , , , , CC: , , Daniel Schultz Subject: [PATCH 1/4] arm64: dts: ti: k3-am62-thermal: Add Files for each Temp. Grade Date: Tue, 6 May 2025 22:08:44 -0700 Message-ID: <20250507050847.912756-1-d.schultz@phytec.de> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-ClientProxiedBy: Diagnostix.phytec.de (172.25.0.14) To Florix.phytec.de (172.25.0.13) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DB1PEPF000509FB:EE_|PR3P195MB0681:EE_ X-MS-Office365-Filtering-Correlation-Id: 2c834b7c-a335-4dbc-1a33-08dd8d254978 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|1800799024|376014|82310400026|7416014|921020; X-Microsoft-Antispam-Message-Info: =?utf-8?B?cG5POFJLSkdpaENyd1JXZWJzNFVwS1FSYVNMTWhUUG15V3p0ZForMDJHQk9U?= =?utf-8?B?RGQzOFh0cWVLSCtCTm9QbTE5ZkxoUzFlSTcxdEJ1S3RQRmpNaWFTVm5OcG53?= =?utf-8?B?Y3J3dkUySFlZSjEyejEvQVUxR0NUUWR0TXRyb3lQaGd0V1dHVWxETmJ3RHl5?= =?utf-8?B?dmZNWUQweEQrTmNwOWR0MW9oV1BPN1V2WkNjckM1djNpVnJOaHdLakdjMW5V?= =?utf-8?B?QU5Nd1dzU0N0cFZaenVpVEFqTDZUYzB1Y1VoeTNXbHJpU1NSUU8zeGZzZnJi?= =?utf-8?B?VG8zc0pzd2pRdmUwSXJWOFZSNzU3OTk5ZDN1eU1meGl1cWZuL2NubVgwQXZE?= =?utf-8?B?Z24wU3Z4WFQwM3ZPN2N1MFZqdkxJRTNpRW1ua1JHZmtKZDc1dS95bUdSNDFO?= =?utf-8?B?TTRjK3dEeUN1U2ZnMHkwNU1GcGFRZFpnS0QrR3JUL1NUT1JVQWc1bFp3aXZS?= =?utf-8?B?Mmt4RUt3RTlEUmFROTc0cEE2SFlUb1ZKVHVWNkxJeUhmckl6elRsdGtUQ0FX?= =?utf-8?B?b3QrUGR0ZjcxSFI2SEtLRVJwV2JaM3ZVUjd6M2llQW4yMnZudEhObHBtWnNl?= =?utf-8?B?SDBCeDl5Q3hqMXhQY2xIY1FSdzdISmt1SHc1d2RHb0M4Y3FjanFGWElXQ2VX?= =?utf-8?B?Vmlac2c5eVIyN1dRV21HVjVxZVVGY3hiZ2pWTEkwYmZyRWt4dXYveUNRRnBu?= =?utf-8?B?UWdUMWd1Ry8zV2l3OWROcDU0LzRhZUNFQThnMVJaejlBeStJNmxTdkdEMndp?= =?utf-8?B?Q1N4UnYrYWxJL3RSNzBnVkNFOEhIWGlFd09aYlZ0SzFOVGFGK0xSM1hrNnJj?= =?utf-8?B?cDJmYUtEbWdsR1hmWWorVEk1QWFIVlZrTmhLU005dnRQaUU5QmZRZUlldEx2?= =?utf-8?B?WDM3UWhrK0VzMWQ0NUxpQUpocUQ1Y1NmOGtOTGJTS0FTOC9DVkd6c09EOU9K?= =?utf-8?B?YmljblZVNFBOV2p1S3N0MUJxYjdSVzFyOFlrVW51OFgyUjFvMlB4cXkrd1JV?= =?utf-8?B?cEZOK2tBVmM2aVFqRzFDbExMOGx1S09PTU9paFl4UHBZUWFOL050Zk9CYVll?= =?utf-8?B?NnJRbFlkS3FGWjU1eDMzNHVmTjlsc2RPSjdIdzl2KzY1S3o2dnRyNlVBSnVs?= =?utf-8?B?b2FlRDBXRTFiK0ZYblRGRk1KT1ZVazdpTmhscE5TbGpuWUFRM2R3cEx3OE5B?= =?utf-8?B?MnJqWTBUZGFHSnA0TlZxNmJzRmY3cys4aEtUc01veGdPN0JhNmZYOU1pMklT?= =?utf-8?B?WDN3cmJOb0t0b0Uva3lDdUhTWUc5anF3UmtUSTNpaXdEa2hGbFhYeURuQ1Ay?= =?utf-8?B?N2tDenZaUGR4Zld4Z2lIT0tzS1liMmoyZzNHZEcvRnJNdmVQQnlxTlRUUnlT?= =?utf-8?B?djRhc3oyaEpFNGVDd3U3aE9STExSVEFtNGl4MENMc3lYUHVwNHl2WjhaMlRl?= =?utf-8?B?c21KanBGNFhOM1NNZjFZMzAwWjYvbUdHZitOTVpJdnlQVzFJL2pQWDdEMkZ3?= =?utf-8?B?YzBTYlNtaUZxZ2YweUN4a0M2SDNSYmI2MjNHUWEvVVY2R2RVcWFsMVgvUzZH?= =?utf-8?B?Kzh4MTQrT3k5a0dzdnEvRjlncHZoOUtzc1hxS2hscDFDdXV3dTdWclIrMExh?= =?utf-8?B?aXI3RklvYmlaYnFMbkhYQVdUc1kxYzJteVhtQ0pGOUREdnpGS1FoZlJKRjBO?= =?utf-8?B?NzY0U3JwNDFOWVNFTEF0TVFQWlhnREFYT2U4djhVZENXeHkwa0luUjJlRGNQ?= =?utf-8?B?SDFXRjhyL1c0b1N6QWQ5RmxmZzQ1Z2pnTkNmZGkyQk9Ud1B1MWpwMnVCQmhk?= =?utf-8?B?YXJMZ256K3BMZ0tUOUozVnVSN0thSWsvMFJNTjU0K1NyeHZXeDljMzJ4VWpB?= =?utf-8?B?ZW9yZUtzOGNMU3BkdDRheTBrcmpOQVlXN3Z4dzNQTGtsQTd5T0NmM1lIY1Av?= =?utf-8?B?TGZDUzRIRnBHaURQNDczWGdnV0trV2pMSmhPdHZxWWtubkllK1FnSHM3eHN1?= =?utf-8?B?ZkRJMkVxcW9xTjRzWS80SVhocUhBdkorZW83SERzcFN1Wm8xUVdVRDBoQy9V?= =?utf-8?B?aHNCaUhwMDlLcWFTV2JnQkhOS0xKYWR2emx3dz09?= X-Forefront-Antispam-Report: CIP:91.26.50.189;CTRY:DE;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:Diagnostix.phytec.de;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(36860700013)(1800799024)(376014)(82310400026)(7416014)(921020);DIR:OUT;SFP:1102; X-OriginatorOrg: phytec.de X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 May 2025 05:09:04.1681 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2c834b7c-a335-4dbc-1a33-08dd8d254978 X-MS-Exchange-CrossTenant-Id: e609157c-80e2-446d-9be3-9c99c2399d29 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=e609157c-80e2-446d-9be3-9c99c2399d29;Ip=[91.26.50.189];Helo=[Diagnostix.phytec.de] X-MS-Exchange-CrossTenant-AuthSource: DB1PEPF000509FB.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PR3P195MB0681 The AM62x SoC supports three temperature ranges: * A: -40 to 105C - Extended Industrial * H: 0 to 95C - Commercial * I: -40 to 125C - Automotive Add device tree include files to adjust the alert and critical trip points in k3-am62-thermal based on the temperature grade. Passive trip points are always set 10C below critical. Signed-off-by: Daniel Schultz --- .../dts/ti/k3-am62-thermal-automotive.dtsi | 20 +++++++++++++++++++ .../dts/ti/k3-am62-thermal-commercial.dtsi | 20 +++++++++++++++++++ .../dts/ti/k3-am62-thermal-industrial.dtsi | 20 +++++++++++++++++++ 3 files changed, 60 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am62-thermal-automotive.dtsi create mode 100644 arch/arm64/boot/dts/ti/k3-am62-thermal-commercial.dtsi create mode 100644 arch/arm64/boot/dts/ti/k3-am62-thermal-industrial.dtsi diff --git a/arch/arm64/boot/dts/ti/k3-am62-thermal-automotive.dtsi b/arch/arm64/boot/dts/ti/k3-am62-thermal-automotive.dtsi new file mode 100644 index 000000000000..7de461da16ac --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am62-thermal-automotive.dtsi @@ -0,0 +1,20 @@ +// SPDX-License-Identifier: GPL-2.0-only OR MIT +/* + * Copyright (C) 2025 PHYTEC Messtechnik GmbH + */ + +&main0_alert { + temperature = <115000>; +}; + +&main0_crit { + temperature = <125000>; +}; + +&main1_alert { + temperature = <115000>; +}; + +&main1_crit { + temperature = <125000>; +}; diff --git a/arch/arm64/boot/dts/ti/k3-am62-thermal-commercial.dtsi b/arch/arm64/boot/dts/ti/k3-am62-thermal-commercial.dtsi new file mode 100644 index 000000000000..a6845a0c513c --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am62-thermal-commercial.dtsi @@ -0,0 +1,20 @@ +// SPDX-License-Identifier: GPL-2.0-only OR MIT +/* + * Copyright (C) 2025 PHYTEC Messtechnik GmbH + */ + +&main0_alert { + temperature = <85000>; +}; + +&main0_crit { + temperature = <95000>; +}; + +&main1_alert { + temperature = <85000>; +}; + +&main1_crit { + temperature = <95000>; +}; diff --git a/arch/arm64/boot/dts/ti/k3-am62-thermal-industrial.dtsi b/arch/arm64/boot/dts/ti/k3-am62-thermal-industrial.dtsi new file mode 100644 index 000000000000..eece26eebdef --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am62-thermal-industrial.dtsi @@ -0,0 +1,20 @@ +// SPDX-License-Identifier: GPL-2.0-only OR MIT +/* + * Copyright (C) 2025 PHYTEC Messtechnik GmbH + */ + +&main0_alert { + temperature = <95000>; +}; + +&main0_crit { + temperature = <105000>; +}; + +&main1_alert { + temperature = <95000>; +}; + +&main1_crit { + temperature = <105000>; +}; -- 2.25.1